MD3288940T2 - Azabenzimidazoli ศi utilizarea lor ca modulatori ai receptorilor AMPA - Google Patents
Azabenzimidazoli ศi utilizarea lor ca modulatori ai receptorilor AMPA Download PDFInfo
- Publication number
- MD3288940T2 MD3288940T2 MDE20180234T MDE20180234T MD3288940T2 MD 3288940 T2 MD3288940 T2 MD 3288940T2 MD E20180234 T MDE20180234 T MD E20180234T MD E20180234 T MDE20180234 T MD E20180234T MD 3288940 T2 MD3288940 T2 MD 3288940T2
- Authority
- MD
- Moldova
- Prior art keywords
- imidazo
- trifluoromethyl
- indazol
- pyridin
- pyridine
- Prior art date
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- 102000003678 AMPA Receptors Human genes 0.000 title claims description 63
- 108090000078 AMPA Receptors Proteins 0.000 title claims description 63
- 150000001875 compounds Chemical class 0.000 claims abstract description 610
- 150000003839 salts Chemical class 0.000 claims abstract description 66
- 239000012453 solvate Substances 0.000 claims abstract description 36
- 150000001204 N-oxides Chemical class 0.000 claims abstract description 32
- 239000008194 pharmaceutical composition Substances 0.000 claims abstract description 16
- 125000000217 alkyl group Chemical group 0.000 claims description 179
- -1 -CH2-pyrazinyl Chemical group 0.000 claims description 148
- 125000001188 haloalkyl group Chemical group 0.000 claims description 121
- 125000005843 halogen group Chemical group 0.000 claims description 73
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 claims description 72
- 125000006527 (C1-C5) alkyl group Chemical group 0.000 claims description 64
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 claims description 63
- 125000003545 alkoxy group Chemical group 0.000 claims description 44
- 125000001424 substituent group Chemical group 0.000 claims description 41
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- 125000004076 pyridyl group Chemical group 0.000 claims description 28
- 125000006552 (C3-C8) cycloalkyl group Chemical group 0.000 claims description 24
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- 230000001404 mediated effect Effects 0.000 claims description 22
- 229910052739 hydrogen Inorganic materials 0.000 claims description 19
- 125000001246 bromo group Chemical group Br* 0.000 claims description 18
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- 125000001544 thienyl group Chemical group 0.000 claims description 15
- 125000003349 3-pyridyl group Chemical group N1=C([H])C([*])=C([H])C([H])=C1[H] 0.000 claims description 14
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- UBQKCCHYAOITMY-UHFFFAOYSA-N pyridin-2-ol Chemical group OC1=CC=CC=N1 UBQKCCHYAOITMY-UHFFFAOYSA-N 0.000 claims description 5
- SWEICGMKXPNXNU-UHFFFAOYSA-N 1,2-dihydroindazol-3-one Chemical group C1=CC=C2C(O)=NNC2=C1 SWEICGMKXPNXNU-UHFFFAOYSA-N 0.000 claims description 4
- REHRQXVEAXFIML-UHFFFAOYSA-N 1h-indazole-3-carbonitrile Chemical compound C1=CC=C2C(C#N)=NNC2=C1 REHRQXVEAXFIML-UHFFFAOYSA-N 0.000 claims description 4
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- SAGMGYIKXBMVIW-UHFFFAOYSA-N 3-(7-chloro-1H-indazol-5-yl)-2-(1,1-difluoroethyl)-5-(trifluoromethyl)imidazo[4,5-b]pyridine Chemical compound ClC=1C=C(C=C2C=NNC=12)N1C(=NC=2C1=NC(=CC=2)C(F)(F)F)C(C)(F)F SAGMGYIKXBMVIW-UHFFFAOYSA-N 0.000 claims description 2
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- OGCXZPUQQQTEFJ-UHFFFAOYSA-N N-(2-fluoroethyl)-N-methyl-3-(7-methyl-1H-indazol-5-yl)-2-propan-2-yl-5-(trifluoromethyl)imidazo[4,5-b]pyridin-7-amine Chemical compound FCCN(C1=C2C(=NC(=C1)C(F)(F)F)N(C(=N2)C(C)C)C=1C=C2C=NNC2=C(C=1)C)C OGCXZPUQQQTEFJ-UHFFFAOYSA-N 0.000 claims description 2
- GYLKXYXEEPZCLZ-UHFFFAOYSA-N N-cyclohexyl-3-(1H-indazol-5-yl)-5-(trifluoromethyl)imidazo[4,5-b]pyridin-2-amine Chemical compound C1(CCCCC1)NC1=NC=2C(=NC(=CC=2)C(F)(F)F)N1C=1C=C2C=NNC2=CC=1 GYLKXYXEEPZCLZ-UHFFFAOYSA-N 0.000 claims description 2
- RQHUHSJUFLHZAT-UHFFFAOYSA-N N-cyclopropyl-3-(1H-indazol-5-yl)-5-(trifluoromethyl)imidazo[4,5-b]pyridine-2-carboxamide Chemical compound C1(CC1)NC(=O)C1=NC=2C(=NC(=CC=2)C(F)(F)F)N1C=1C=C2C=NNC2=CC=1 RQHUHSJUFLHZAT-UHFFFAOYSA-N 0.000 claims description 2
- OYCCKRQVZDBYQO-UHFFFAOYSA-N N-ethyl-3-(1H-indazol-5-yl)-5-(trifluoromethyl)imidazo[4,5-b]pyridin-2-amine Chemical compound C(C)NC1=NC=2C(=NC(=CC=2)C(F)(F)F)N1C=1C=C2C=NNC2=CC=1 OYCCKRQVZDBYQO-UHFFFAOYSA-N 0.000 claims description 2
- AXRHJQWHQKMYLI-UHFFFAOYSA-N [1-(1H-indazol-5-yl)-6-(trifluoromethyl)pyrrolo[2,3-b]pyridin-2-yl]methanol Chemical compound N1N=CC2=CC(=CC=C12)N1C(=CC=2C1=NC(=CC=2)C(F)(F)F)CO AXRHJQWHQKMYLI-UHFFFAOYSA-N 0.000 claims description 2
- YRXFUXJUJHXEOK-UHFFFAOYSA-N [3-(1H-indazol-5-yl)-5-(trifluoromethyl)imidazo[4,5-b]pyridin-2-yl]-pyrrolidin-1-ylmethanone Chemical compound N1N=CC2=CC(=CC=C12)N1C(=NC=2C1=NC(=CC=2)C(F)(F)F)C(=O)N1CCCC1 YRXFUXJUJHXEOK-UHFFFAOYSA-N 0.000 claims description 2
- 125000004851 cyclopentylmethyl group Chemical group C1(CCCC1)C* 0.000 claims description 2
- YOXHCYXIAVIFCZ-UHFFFAOYSA-N cyclopropanol Chemical group OC1CC1 YOXHCYXIAVIFCZ-UHFFFAOYSA-N 0.000 claims description 2
- JXDYKVIHCLTXOP-UHFFFAOYSA-N isatin Chemical group C1=CC=C2C(=O)C(=O)NC2=C1 JXDYKVIHCLTXOP-UHFFFAOYSA-N 0.000 claims description 2
- LTCKPIVNJZQRGG-UHFFFAOYSA-N methyl 3-[3-(2,3-dioxo-1H-indol-5-yl)-5-(trifluoromethyl)imidazo[4,5-b]pyridin-2-yl]propanoate Chemical compound O=C1NC2=CC=C(C=C2C1=O)N1C(=NC=2C1=NC(=CC=2)C(F)(F)F)CCC(=O)OC LTCKPIVNJZQRGG-UHFFFAOYSA-N 0.000 claims description 2
- KROCFEMFWOMMQJ-UHFFFAOYSA-N methyl 5-[2-(difluoromethyl)-5-(trifluoromethyl)imidazo[4,5-b]pyridin-3-yl]-1H-indazole-7-carboxylate Chemical compound FC(C1=NC=2C(=NC(=CC=2)C(F)(F)F)N1C=1C=C2C=NNC2=C(C=1)C(=O)OC)F KROCFEMFWOMMQJ-UHFFFAOYSA-N 0.000 claims description 2
- 125000001037 p-tolyl group Chemical group [H]C1=C([H])C(=C([H])C([H])=C1*)C([H])([H])[H] 0.000 claims description 2
- UZDTVKFWOTWDGR-UHFFFAOYSA-N tert-butyl 3-[3-(2-oxo-1,3-dihydroindol-5-yl)-5-(trifluoromethyl)imidazo[4,5-b]pyridin-2-yl]azetidine-1-carboxylate Chemical compound O=C1NC2=CC=C(C=C2C1)N1C(=NC=2C1=NC(=CC=2)C(F)(F)F)C1CN(C1)C(=O)OC(C)(C)C UZDTVKFWOTWDGR-UHFFFAOYSA-N 0.000 claims description 2
- IFTSDIRPMCKCHZ-UHFFFAOYSA-N tert-butyl 5-(5-methyl-2-phenylimidazo[4,5-b]pyridin-3-yl)indazole-1-carboxylate Chemical compound CC1=CC=C2C(=N1)N(C(=N2)C1=CC=CC=C1)C=1C=C2C=NN(C2=CC=1)C(=O)OC(C)(C)C IFTSDIRPMCKCHZ-UHFFFAOYSA-N 0.000 claims description 2
- XXROGKLTLUQVRX-UHFFFAOYSA-N allyl alcohol Chemical compound OCC=C XXROGKLTLUQVRX-UHFFFAOYSA-N 0.000 claims 2
- VCJLGVNMFHIMQG-UHFFFAOYSA-N 1-(7-methyl-1H-indazol-5-yl)-2-propan-2-ylpyrrolo[2,3-b]pyridine Chemical compound C(C)(C)C1=CC=2C(=NC=CC=2)N1C=1C=C2C=NNC2=C(C=1)C VCJLGVNMFHIMQG-UHFFFAOYSA-N 0.000 claims 1
- JEJXNLJMWCQGHB-UHFFFAOYSA-N 3-(7-chloro-1H-indazol-5-yl)-2,5-bis(difluoromethyl)imidazo[4,5-b]pyridine Chemical compound ClC=1C=C(C=C2C=NNC=12)N1C(=NC=2C1=NC(=CC=2)C(F)F)C(F)F JEJXNLJMWCQGHB-UHFFFAOYSA-N 0.000 claims 1
- DEMXYLAHZCEGMW-UHFFFAOYSA-N 6-[2-(1,1,2,2,2-pentafluoroethyl)-5-(trifluoromethyl)imidazo[4,5-b]pyridin-3-yl]-3H-1,3-benzothiazol-2-one Chemical compound FC(C(F)(F)F)(F)C1=NC=2C(=NC(=CC=2)C(F)(F)F)N1C1=CC2=C(NC(S2)=O)C=C1 DEMXYLAHZCEGMW-UHFFFAOYSA-N 0.000 claims 1
- 125000004531 indol-5-yl group Chemical group [H]N1C([H])=C([H])C2=C([H])C(*)=C([H])C([H])=C12 0.000 claims 1
- IUGLEPBBCJUSTR-UHFFFAOYSA-N methyl 5-[2,5-bis(trifluoromethyl)imidazo[4,5-b]pyridin-3-yl]-1H-indazole-7-carboxylate Chemical compound FC(C1=NC=2C(=NC(=CC=2)C(F)(F)F)N1C=1C=C2C=NNC2=C(C=1)C(=O)OC)(F)F IUGLEPBBCJUSTR-UHFFFAOYSA-N 0.000 claims 1
- 125000004095 oxindolyl group Chemical group N1(C(CC2=CC=CC=C12)=O)* 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 68
- 238000000132 electrospray ionisation Methods 0.000 description 195
- 238000001819 mass spectrum Methods 0.000 description 193
- HEDRZPFGACZZDS-MICDWDOJSA-N Trichloro(2H)methane Chemical compound [2H]C(Cl)(Cl)Cl HEDRZPFGACZZDS-MICDWDOJSA-N 0.000 description 184
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 176
- 238000005160 1H NMR spectroscopy Methods 0.000 description 161
- 239000000543 intermediate Substances 0.000 description 131
- 239000000243 solution Substances 0.000 description 111
- IAZDPXIOMUYVGZ-WFGJKAKNSA-N Dimethyl sulfoxide Chemical compound [2H]C([2H])([2H])S(=O)C([2H])([2H])[2H] IAZDPXIOMUYVGZ-WFGJKAKNSA-N 0.000 description 104
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- ZQPPMHVWECSIRJ-KTKRTIGZSA-N oleic acid Chemical compound CCCCCCCC\C=C/CCCCCCCC(O)=O ZQPPMHVWECSIRJ-KTKRTIGZSA-N 0.000 description 1
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- 229940053544 other antidepressants in atc Drugs 0.000 description 1
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- 150000003891 oxalate salts Chemical class 0.000 description 1
- 235000006408 oxalic acid Nutrition 0.000 description 1
- 229940116315 oxalic acid Drugs 0.000 description 1
- CTSLXHKWHWQRSH-UHFFFAOYSA-N oxalyl chloride Chemical compound ClC(=O)C(Cl)=O CTSLXHKWHWQRSH-UHFFFAOYSA-N 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- YJVFFLUZDVXJQI-UHFFFAOYSA-L palladium(ii) acetate Chemical compound [Pd+2].CC([O-])=O.CC([O-])=O YJVFFLUZDVXJQI-UHFFFAOYSA-L 0.000 description 1
- FJKROLUGYXJWQN-UHFFFAOYSA-N papa-hydroxy-benzoic acid Natural products OC(=O)C1=CC=C(O)C=C1 FJKROLUGYXJWQN-UHFFFAOYSA-N 0.000 description 1
- 230000001575 pathological effect Effects 0.000 description 1
- 230000007170 pathology Effects 0.000 description 1
- 239000000312 peanut oil Substances 0.000 description 1
- CRWVOXFUXPYTRK-UHFFFAOYSA-N pent-4-yn-1-ol Chemical compound OCCCC#C CRWVOXFUXPYTRK-UHFFFAOYSA-N 0.000 description 1
- 125000004115 pentoxy group Chemical group [*]OC([H])([H])C([H])([H])C([H])([H])C(C([H])([H])[H])([H])[H] 0.000 description 1
- 125000001147 pentyl group Chemical group C(CCCC)* 0.000 description 1
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- 230000002085 persistent effect Effects 0.000 description 1
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- 239000008196 pharmacological composition Substances 0.000 description 1
- 238000001050 pharmacotherapy Methods 0.000 description 1
- DYUMLJSJISTVPV-UHFFFAOYSA-N phenyl propanoate Chemical class CCC(=O)OC1=CC=CC=C1 DYUMLJSJISTVPV-UHFFFAOYSA-N 0.000 description 1
- WLJVXDMOQOGPHL-UHFFFAOYSA-N phenylacetic acid Chemical class OC(=O)CC1=CC=CC=C1 WLJVXDMOQOGPHL-UHFFFAOYSA-N 0.000 description 1
- 229960002036 phenytoin Drugs 0.000 description 1
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- 150000003014 phosphoric acid esters Chemical class 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- UHZYTMXLRWXGPK-UHFFFAOYSA-N phosphorus pentachloride Chemical compound ClP(Cl)(Cl)(Cl)Cl UHZYTMXLRWXGPK-UHFFFAOYSA-N 0.000 description 1
- 125000005498 phthalate group Chemical class 0.000 description 1
- 230000004962 physiological condition Effects 0.000 description 1
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- 229920001223 polyethylene glycol Polymers 0.000 description 1
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- 239000011148 porous material Substances 0.000 description 1
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- 239000011698 potassium fluoride Substances 0.000 description 1
- VZOPRCCTKLAGPN-ZFJVMAEJSA-L potassium;sodium;(2r,3r)-2,3-dihydroxybutanedioate;tetrahydrate Chemical compound O.O.O.O.[Na+].[K+].[O-]C(=O)[C@H](O)[C@@H](O)C([O-])=O VZOPRCCTKLAGPN-ZFJVMAEJSA-L 0.000 description 1
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- 150000003141 primary amines Chemical class 0.000 description 1
- 125000002924 primary amino group Chemical group [H]N([H])* 0.000 description 1
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- KCXFHTAICRTXLI-UHFFFAOYSA-N propane-1-sulfonic acid Chemical class CCCS(O)(=O)=O KCXFHTAICRTXLI-UHFFFAOYSA-N 0.000 description 1
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- QELSKZZBTMNZEB-UHFFFAOYSA-N propylparaben Chemical compound CCCOC(=O)C1=CC=C(O)C=C1 QELSKZZBTMNZEB-UHFFFAOYSA-N 0.000 description 1
- UORVCLMRJXCDCP-UHFFFAOYSA-N propynoic acid Chemical class OC(=O)C#C UORVCLMRJXCDCP-UHFFFAOYSA-N 0.000 description 1
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- 238000003908 quality control method Methods 0.000 description 1
- IUVKMZGDUIUOCP-BTNSXGMBSA-N quinbolone Chemical compound O([C@H]1CC[C@H]2[C@H]3[C@@H]([C@]4(C=CC(=O)C=C4CC3)C)CC[C@@]21C)C1=CCCC1 IUVKMZGDUIUOCP-BTNSXGMBSA-N 0.000 description 1
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- 208000012672 seasonal affective disease Diseases 0.000 description 1
- CXMXRPHRNRROMY-UHFFFAOYSA-N sebacic acid Chemical class OC(=O)CCCCCCCCC(O)=O CXMXRPHRNRROMY-UHFFFAOYSA-N 0.000 description 1
- 125000002914 sec-butyl group Chemical group [H]C([H])([H])C([H])([H])C([H])(*)C([H])([H])[H] 0.000 description 1
- 229940124834 selective serotonin reuptake inhibitor Drugs 0.000 description 1
- 229950004454 selurampanel Drugs 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 235000021391 short chain fatty acids Nutrition 0.000 description 1
- 150000004666 short chain fatty acids Chemical class 0.000 description 1
- 108091006024 signal transducing proteins Proteins 0.000 description 1
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- 239000000741 silica gel Substances 0.000 description 1
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- 238000010898 silica gel chromatography Methods 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 235000010413 sodium alginate Nutrition 0.000 description 1
- 239000000661 sodium alginate Substances 0.000 description 1
- 229940005550 sodium alginate Drugs 0.000 description 1
- 239000012279 sodium borohydride Substances 0.000 description 1
- 229910000033 sodium borohydride Inorganic materials 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- 239000012312 sodium hydride Substances 0.000 description 1
- 239000001488 sodium phosphate Substances 0.000 description 1
- 229910000162 sodium phosphate Inorganic materials 0.000 description 1
- 235000011006 sodium potassium tartrate Nutrition 0.000 description 1
- 239000008109 sodium starch glycolate Substances 0.000 description 1
- 229920003109 sodium starch glycolate Polymers 0.000 description 1
- 229940079832 sodium starch glycolate Drugs 0.000 description 1
- AEQFSUDEHCCHBT-UHFFFAOYSA-M sodium valproate Chemical compound [Na+].CCCC(C([O-])=O)CCC AEQFSUDEHCCHBT-UHFFFAOYSA-M 0.000 description 1
- 238000007614 solvation Methods 0.000 description 1
- 235000010199 sorbic acid Nutrition 0.000 description 1
- 239000004334 sorbic acid Substances 0.000 description 1
- 229940075582 sorbic acid Drugs 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 229910000080 stannane Inorganic materials 0.000 description 1
- 208000005809 status epilepticus Diseases 0.000 description 1
- 229960004274 stearic acid Drugs 0.000 description 1
- 238000007920 subcutaneous administration Methods 0.000 description 1
- TYFQFVWCELRYAO-UHFFFAOYSA-N suberic acid Chemical class OC(=O)CCCCCCC(O)=O TYFQFVWCELRYAO-UHFFFAOYSA-N 0.000 description 1
- 125000000547 substituted alkyl group Chemical group 0.000 description 1
- 150000003890 succinate salts Chemical class 0.000 description 1
- 150000008163 sugars Chemical class 0.000 description 1
- LSNNMFCWUKXFEE-UHFFFAOYSA-L sulfite Chemical class [O-]S([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-L 0.000 description 1
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- 150000003456 sulfonamides Chemical class 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 238000004808 supercritical fluid chromatography Methods 0.000 description 1
- 239000000375 suspending agent Substances 0.000 description 1
- 239000003765 sweetening agent Substances 0.000 description 1
- 230000003956 synaptic plasticity Effects 0.000 description 1
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- 229950004608 talampanel Drugs 0.000 description 1
- 239000000454 talc Substances 0.000 description 1
- 235000012222 talc Nutrition 0.000 description 1
- 229910052623 talc Inorganic materials 0.000 description 1
- 239000011975 tartaric acid Substances 0.000 description 1
- 235000002906 tartaric acid Nutrition 0.000 description 1
- 150000003892 tartrate salts Chemical class 0.000 description 1
- JSNLQWAGJJGYOB-UHFFFAOYSA-N tert-butyl 5-amino-2,3-dihydroindole-1-carboxylate Chemical compound NC1=CC=C2N(C(=O)OC(C)(C)C)CCC2=C1 JSNLQWAGJJGYOB-UHFFFAOYSA-N 0.000 description 1
- QKSQWQOAUQFORH-UHFFFAOYSA-N tert-butyl n-[(2-methylpropan-2-yl)oxycarbonylimino]carbamate Chemical compound CC(C)(C)OC(=O)N=NC(=O)OC(C)(C)C QKSQWQOAUQFORH-UHFFFAOYSA-N 0.000 description 1
- 125000001973 tert-pentyl group Chemical group [H]C([H])([H])C([H])([H])C(*)(C([H])([H])[H])C([H])([H])[H] 0.000 description 1
- 150000003512 tertiary amines Chemical class 0.000 description 1
- WHRNULOCNSKMGB-UHFFFAOYSA-N tetrahydrofuran thf Chemical compound C1CCOC1.C1CCOC1 WHRNULOCNSKMGB-UHFFFAOYSA-N 0.000 description 1
- WROMPOXWARCANT-UHFFFAOYSA-N tfa trifluoroacetic acid Chemical compound OC(=O)C(F)(F)F.OC(=O)C(F)(F)F WROMPOXWARCANT-UHFFFAOYSA-N 0.000 description 1
- 238000002560 therapeutic procedure Methods 0.000 description 1
- AXZWODMDQAVCJE-UHFFFAOYSA-L tin(II) chloride (anhydrous) Chemical compound [Cl-].[Cl-].[Sn+2] AXZWODMDQAVCJE-UHFFFAOYSA-L 0.000 description 1
- 238000003325 tomography Methods 0.000 description 1
- 231100000419 toxicity Toxicity 0.000 description 1
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- 230000037317 transdermal delivery Effects 0.000 description 1
- 230000001052 transient effect Effects 0.000 description 1
- 108091005703 transmembrane proteins Proteins 0.000 description 1
- 102000035160 transmembrane proteins Human genes 0.000 description 1
- 230000032258 transport Effects 0.000 description 1
- QIWRFOJWQSSRJZ-UHFFFAOYSA-N tributyl(ethenyl)stannane Chemical compound CCCC[Sn](CCCC)(CCCC)C=C QIWRFOJWQSSRJZ-UHFFFAOYSA-N 0.000 description 1
- 239000003029 tricyclic antidepressant agent Substances 0.000 description 1
- CWLNAJYDRSIKJS-UHFFFAOYSA-N triethoxymethoxyethane Chemical compound CCOC(OCC)(OCC)OCC CWLNAJYDRSIKJS-UHFFFAOYSA-N 0.000 description 1
- ITMCEJHCFYSIIV-UHFFFAOYSA-M triflate Chemical compound [O-]S(=O)(=O)C(F)(F)F ITMCEJHCFYSIIV-UHFFFAOYSA-M 0.000 description 1
- 125000002827 triflate group Chemical group FC(S(=O)(=O)O*)(F)F 0.000 description 1
- ITMCEJHCFYSIIV-UHFFFAOYSA-N triflic acid Chemical compound OS(=O)(=O)C(F)(F)F ITMCEJHCFYSIIV-UHFFFAOYSA-N 0.000 description 1
- SQEAKMVWEVLVEY-UHFFFAOYSA-N trimethyl-[2-[(5-nitroindazol-1-yl)methoxy]ethyl]silane Chemical compound [O-][N+](=O)C1=CC=C2N(COCC[Si](C)(C)C)N=CC2=C1 SQEAKMVWEVLVEY-UHFFFAOYSA-N 0.000 description 1
- MHNHYTDAOYJUEZ-UHFFFAOYSA-N triphenylphosphane Chemical compound C1=CC=CC=C1P(C=1C=CC=CC=1)C1=CC=CC=C1.C1=CC=CC=C1P(C=1C=CC=CC=1)C1=CC=CC=C1 MHNHYTDAOYJUEZ-UHFFFAOYSA-N 0.000 description 1
- LWIHDJKSTIGBAC-UHFFFAOYSA-K tripotassium phosphate Chemical compound [K+].[K+].[K+].[O-]P([O-])([O-])=O LWIHDJKSTIGBAC-UHFFFAOYSA-K 0.000 description 1
- 229910000404 tripotassium phosphate Inorganic materials 0.000 description 1
- 235000019798 tripotassium phosphate Nutrition 0.000 description 1
- 229910052722 tritium Inorganic materials 0.000 description 1
- 229960000281 trometamol Drugs 0.000 description 1
- 229940005605 valeric acid Drugs 0.000 description 1
- 229940102566 valproate Drugs 0.000 description 1
- 235000015112 vegetable and seed oil Nutrition 0.000 description 1
- 239000008158 vegetable oil Substances 0.000 description 1
- 239000003039 volatile agent Substances 0.000 description 1
- 239000000664 voltage gated sodium channel blocking agent Substances 0.000 description 1
- 239000000080 wetting agent Substances 0.000 description 1
- GDJZZWYLFXAGFH-UHFFFAOYSA-M xylenesulfonate group Chemical group C1(C(C=CC=C1)C)(C)S(=O)(=O)[O-] GDJZZWYLFXAGFH-UHFFFAOYSA-M 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D471/00—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, at least one ring being a six-membered ring with one nitrogen atom, not provided for by groups C07D451/00ย -ย C07D463/00
- C07D471/02—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, at least one ring being a six-membered ring with one nitrogen atom, not provided for by groups C07D451/00ย -ย C07D463/00 in which the condensed system contains two hetero rings
- C07D471/04—Ortho-condensed systems
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K31/00—Medicinal preparations containing organic active ingredients
- A61K31/33—Heterocyclic compounds
- A61K31/395—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins
- A61K31/435—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having six-membered rings with one nitrogen as the only ring hetero atom
- A61K31/4353—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having six-membered rings with one nitrogen as the only ring hetero atom ortho- or peri-condensed with heterocyclic ring systems
- A61K31/437—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having six-membered rings with one nitrogen as the only ring hetero atom ortho- or peri-condensed with heterocyclic ring systems the heterocyclic ring system containing a five-membered ring having nitrogen as a ring hetero atom, e.g. indolizine, beta-carboline
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K31/00—Medicinal preparations containing organic active ingredients
- A61K31/33—Heterocyclic compounds
- A61K31/395—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins
- A61K31/435—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having six-membered rings with one nitrogen as the only ring hetero atom
- A61K31/44—Non condensed pyridines; Hydrogenated derivatives thereof
- A61K31/4427—Non condensed pyridines; Hydrogenated derivatives thereof containing further heterocyclic ring systems
- A61K31/444—Non condensed pyridines; Hydrogenated derivatives thereof containing further heterocyclic ring systems containing a six-membered ring with nitrogen as a ring heteroatom, e.g. amrinone
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P25/00—Drugs for disorders of the nervous system
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D471/00—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, at least one ring being a six-membered ring with one nitrogen atom, not provided for by groups C07D451/00ย -ย C07D463/00
- C07D471/12—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, at least one ring being a six-membered ring with one nitrogen atom, not provided for by groups C07D451/00ย -ย C07D463/00 in which the condensed system contains three hetero rings
- C07D471/14—Ortho-condensed systems
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C2601/00—Systems containing only non-condensed rings
- C07C2601/02—Systems containing only non-condensed rings with a three-membered ring
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C2601/00—Systems containing only non-condensed rings
- C07C2601/04—Systems containing only non-condensed rings with a four-membered ring
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C2601/00—Systems containing only non-condensed rings
- C07C2601/06—Systems containing only non-condensed rings with a five-membered ring
- C07C2601/08—Systems containing only non-condensed rings with a five-membered ring the ring being saturated
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C2601/00—Systems containing only non-condensed rings
- C07C2601/12—Systems containing only non-condensed rings with a six-membered ring
- C07C2601/14—The ring being saturated
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C2601/00—Systems containing only non-condensed rings
- C07C2601/12—Systems containing only non-condensed rings with a six-membered ring
- C07C2601/16—Systems containing only non-condensed rings with a six-membered ring the ring being unsaturated
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Veterinary Medicine (AREA)
- Medicinal Chemistry (AREA)
- Pharmacology & Pharmacy (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Bioinformatics & Cheminformatics (AREA)
- General Chemical & Material Sciences (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Biomedical Technology (AREA)
- Neurology (AREA)
- Neurosurgery (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Epidemiology (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Nitrogen Condensed Heterocyclic Rings (AREA)
- Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
- Medicines That Contain Protein Lipid Enzymes And Other Medicines (AREA)
- Plural Heterocyclic Compounds (AREA)
- Medicines Containing Antibodies Or Antigens For Use As Internal Diagnostic Agents (AREA)
Abstract
Sunt furnizaลฃi aici compuลi cu Formula (I), ลi sฤruri acceptabile farmaceutic, N-oxizi, sau solvaลฃi ai acestora,Sunt de asemenea furnizate aici compoziลฃii farmaceutice care cuprind compuลii cu Formula (I) ลi metode de utilizare a compuลilor cu Formula (I).
Description
Domeniul invenลฃiei
Prezenta invenลฃie se referฤ la compuลi care au proprietฤลฃi de modulare a receptorului AMPA, compoziลฃii farmaceutice care cuprind aceลti compuลi, procedee chimice pentru prepararea acestor compuลi ลi utilizarea lor รฎn tratamentul bolilor asociate cu activitatea receptorului AMPA la animale, รฎn special oameni.
Bazele invenลฃiei
Glutamatul este neurotransmiลฃฤtorul excitator primar รฎn creierul mamiferelor. Semnalizarea glutamatergicฤ participฤ la o gamฤ largฤ de funcลฃii neuronale, incluzรขnd รฎnvฤลฃarea ลi memoria, potenลฃarea pe termen lung ลi plasticitatea sinapticฤ.
Receptorii glutamatului pot fi รฎmpฤrลฃiลฃi รฎn douฤ familii. Receptorii de glutamat ionotropi formeazฤ canale ionice care activeazฤ asupra agonistului de legare, deschizรขnd un por prin membrana plasmaticฤ prin care pot curge cationii. Receptorii de glutamat metabotropici sunt receptori cuplaลฃi cu proteina G, care activeazฤ cascade de transducลฃie a semnalului intracelular. Receptorii de glutamat ionotropi pot fi subdivizaลฃi รฎn continuare รฎn patru sub-familii, pe baza omologiei secvenลฃei ลi selectivitฤลฃii pentru agoniลti exogeni. Aceste sub-familii sunt receptori ai AMPA (acid ฮฑ-amino-3-hidroxil-5-metil-4-izoxazol-propionic), NMDA (N-metil-D-aspartat), kainat, ลi delta.
Subtipul AMPA al receptorilor de glutamat sunt canale ionice รฎnconjurate de glutamat, exprimate รฎn primul rรขnd pe membranele postsinaptice ale sinapselor excitatorii din sistemul nervos central. Receptorii AMPA se asambleazฤ ca tetrameri de subunitฤลฃi. Mamiferele exprimฤ patru subunitฤลฃi de receptor AMPA, denumite GluA1-GluA4. Fiecare subunitate GluA poate fi exprimatฤ รฎn mai multe variante de รฎmbinare; cele mai proeminente douฤ variante de รฎmbinare se numesc flop ลi flip. Subunitฤลฃile GluA formeazฤ liber homo- ลi hetero-tetrameri funcลฃionali. Majoritatea ARN-urilor care codificฤ subunitฤลฃile GluA2 sunt editate post-transcripลฃional, modificรขnd o glutaminฤ codificatฤ genetic la argininฤ. Aceastฤ editare a ARN face ca receptorii AMPA sฤ se formeze preferenลฃial cu douฤ unitฤลฃi GluA2 ลi, de asemenea, รฎmpiedicฤ pฤtrunderea calciului prin receptorul activat.
รn mediul lor nativ, tetramerii GluA care formeazฤ pori se asociazฤ direct sau indirect cu numeroase proteine auxiliare care modificฤ traficul, localizarea, caracteristicile de รฎmprejmuire ลi farmacologia receptorului AMPA (AMPAR). Aceste subunitฤลฃi auxiliare includ proteine citoscheletale ลi de ancorare, alte proteine de semnalizare ลi mai multe proteine intracelulare ลi transmembranare cu funcลฃie necunoscutฤ. Larga varietate a proteinelor care pot participa รฎn complecลii receptorului AMPA creลte foarte mult capacitatea unui neuron de a regla caracteristicile de rฤspuns ale sinapselor sale.
Proteinele de reglare a receptorilor AMPA transmembranari (TARP) sunt o familie de proteine destul de recent descoperitฤ, care s-a dovedit a se asocia cu modularea activitฤลฃii receptorilor AMPA transmembranari. (Gill ลi Bredt, Neuropsychofarmacology 36(1): 362-363 (2011). Cรขteva TARP prezintฤ exprimare regiospecificฤ รฎn creier, conducรขnd la diferenลฃierea fiziologicฤ a activitฤลฃii receptorului AMPA. De exemplu, receptorii TARP ฮณ2-dependenลฃi sunt รฎn primul rรขnd localizaลฃi รฎn cerebel ลi cortexul cerebral รฎn timp ce receptorii TARP ฮณ8-dependenลฃi sunt localizaลฃi รฎn primul rรขnd รฎn hipocamp.
Receptorii AMPA mediazฤ cea mai mare parte a neurotransmisiei rapide รฎntre golurile sinaptice. Astfel, inhibarea sau modularea negativฤ a receptorilor AMPA este o strategie atractivฤ pentru intervenลฃie terapeuticฤ รฎn tulburฤrile SNC caracterizate prin activitate neuronalฤ excesivฤ. Cu toate acestea, deoarece activitatea receptorilor AMPA este atรขt de omniprezentฤ รฎn SNC, antagonismul general afecteazฤ majoritatea zonelor SNC, rezultรขnd efecte nedorite, cum ar fi ataxie, sedare ลi/sau ameลฃeli, care sunt รฎmpฤrtฤลite de toลฃi antagoniลtii cunoscuลฃi ai receptorilor AMPA generali.
Epilepsia afecteazฤ peste 50 milioane de oameni la nivel mondial, 30-40% dintre pacienลฃii trataลฃi fiind rezistenลฃi la farmacoterapiile actuale ลi doar aproximativ 8% dintre pacienลฃii trataลฃi fiind menลฃinuลฃi fฤrฤ convulsii. Epilepsia este adesea definitฤ atunci cรขnd o persoanฤ are douฤ sau mai multe crize epileptice neprovocate. Liga Internaลฃionalฤ รmpotriva Epilepsiei (ILAE) defineลte o crizฤ epilepticฤ ca โo apariลฃie tranzitorie de semne ลi/sau simptome datorate activitฤลฃii neuronale excesive anormale sau sincrone รฎn creierยซ. Convulsiile se crede cฤ au o serie de cauzalitฤลฃi care stau la bazฤ, care se adaugฤ la dificultฤลฃile รฎn tratarea epilepsiei. Convulsiile au fost รฎmpฤrลฃite รฎn funcลฃie de prezentarea lor clinicฤ, incluzรขnd convulsii generalizate (absenลฃฤ, atonice, tonic-clonice (grand mal), ลi mioclonice), convulsii cu debut parลฃial simple ลi complexe, convulsii gelastice, convulsii dacristice, ลi status epileptic. Terapiile curente ลฃintesc o varietate de mecanisme incluzรขnd agonism al receptorului GABA (acid ฮณ - aminobutiric), blocanลฃi ai canalelor de calciu de tip T, modulatori ai canalului de sodiu, modularea proteinei veziculei sinaptice SV2A, ลi inhibarea transaminazei GABA. Mai recent, antagoniลtii receptorului AMPA au fost investigaลฃi de asemenea pentru tratamentul convulsiilor.
Antagoniลtii receptorilor AMPA sunt agenลฃi anticonvulsivanลฃi cunoscuลฃi. De obicei, antagoniลtii receptorilor AMPA au ferestre de dozare terapeuticฤ foarte รฎnguste; dozele necesare pentru obลฃinerea activitฤลฃii anticonvulsivante sunt apropiate sau se suprapun cu doze la care se observฤ efecte nedorite. (Michael A. Rogawski "Revisiting AMPA Receptors as an AntiEpileptic Drug Target" Epilepsy Currents 11.2 (2011).) Totuลi, anumiลฃi agenลฃi anticonvulsivanลฃi cum ar fi Talampanel ((8R)-7-Acetil-5-(4-aminofenil)-8,9-dihidro-8-metil-7H-1,3-dioxolo[4,5--h][2,3]benzodiazepinฤ), selurampanel (BGG492) (N-[7-izopropil-6-(2-metil-2H-pirazol-3-il)-2,4-dioxo-1,4-dihidro-2H-qui-nazolin-3-il]metansulfonamidฤ), ลi perampanel (5'-(2-cianofenil)-1'-fenil-2,3'-bipiridinil-6'(1'H)-onฤ) sunt antagoniลti ai receptorului AMPA generali (nedependenลฃi TARP/neselectivi). Totuลi, un astfel de antagonism general afecteazฤ majoritatea zonelor SNC, conducรขnd la efecte nadorite.
Se ลtie cฤ glutamatul ca neurotransmiลฃฤtor al excitaลฃiei induce neurotoxicitatea prin, de exemplu, excitaลฃia anormalฤ a nervilor centrali. Neurotoxicitatea este o schimbare structuralฤ sau funcลฃionalฤ adversฤ a sistemului nervos ลi poate lua forma unor modificฤri biochimice subtile sau grosiere, degenerare axonalฤ, tฤiere sau ramificare dendriticฤ, pierdere sau rearanjare a sinapselor sau moarte celularฤ. Numeroase boli nervoase implicฤ o componentฤ neurotoxicฤ, care include ลi nu se limiteazฤ la ischemie cerebralฤ, leziune la cap, leziune a mฤduvei spinฤrii, boalฤ Alzheimer, boalฤ Parkinson, sclerozฤ lateralฤ amiotroficฤ (ALS), coree Huntington, tulburare nervoasฤ รฎn SIDA, epilepsie, tulburare mentalฤ, tulburare de mobilitate, durere, spasticitate, tulburฤri nervoase cauzate de toxine din alimente, diferite boli neurodegenerative, diferite boli mentale, dureri cronice, migrenฤ, dureri รฎn cancer ลi neuropatie diabeticฤ.
Substanลฃele care prezintฤ o acลฃiune antagonistฤ asupra receptorilor neurotransmiลฃฤtorilor excitatori sunt potenลฃial utile pentru tratamentul afecลฃiunilor menลฃionate mai sus. De exemplu, WO2000001376 sugereazฤ cฤ inhibitorii interacลฃiunii glutamatului cu complexul receptorului AMPA ลi/sau kainat ar putea fi utili รฎn tratarea tulburฤrilor de demielinizare cum ar fi encefalitฤ, encefalomielitฤ diseminatฤ acutฤ, polineuropatie demielinizantฤ acutฤ (sindrom Guillain Barre), polineuropatie demielinizantฤ inflamatorie cronicฤ, sclerozฤ multiplฤ, boalฤ Marchifava-Bignami, mielinolizฤ pontinฤ centralฤ, sindrom Devic, boala Balo, mielopatie HIV sau HTLV, leucoencefalopatie multifocalฤ progresivฤ, o tulburare demielinizantฤ secundarฤ; de exemplu, lupus eritematos al SNC, poliarteritฤ nodoasฤ, sindrom Sjogren, sarcoidozฤ, ลi vasculitฤ cerebralฤ izolatฤ.
Hipocampul leagฤ sistemul limbic de cortexul frontal, legรขnd astfel emoลฃia de cogniลฃie (Small et al, Nat. Rev. Neurosci. 12:585-601,2011). O meta-analizฤ a studiilor de neuropatologie post-mortem sugereazฤ cฤ volumul hipocampului este redus la pacienลฃii cu tulburฤri de dispoziลฃie (Harrison, Brain 125:1428-1449, 2002). Neuronii hipocampici sunt deosebit de sensibili la atrofia legatฤ de stres. Stฤrile patologice caracterizate de activitate excesivฤ รฎn cadrul hipocampului pot fi รฎmbunฤtฤลฃite printr-o intervenลฃie terapeuticฤ care reduce selectiv excitabilitatea hipocampului. Modularea excitabilitฤลฃii neuronale รฎn hipocamp poate oferi un beneficiu terapeutic รฎn tulburฤri de dispoziลฃie.
Activitatea excesivฤ รฎn hipocamp a fost observatฤ ca rฤspuns la stimuli รฎncฤrcaลฃi emoลฃional la pacienลฃii bipolari, รฎn comparaลฃie cu controalele (revizuit de Chen et al., Bipolar Disord., 13:1-15, 2011). Tratamentul cronic cu stabilizatori de dispoziลฃie cum ar fi litiu sau valproat a redus expresia la suprafaลฃฤ a receptorului AMPA รฎn hipocamp (Du et al., J Neurosci 28: 68-79, 2008). Antidepresivele triciclice pot viza mania la pacienลฃii bipolari (Nolen ลi Bloemkolk, Neuropsychobiology, 42 Suppl 1: 11-7, 2000); aceste tratamente pot creลte expresia la suprafaลฃฤ a receptorului AMPA รฎn hipocamp (Du et al., J Neurosci 24: 6578-6589, 2004.)
รn Teoria neuropsihologicฤ a anxietฤลฃii a lui Gray (2003), septul ลi hipocampul formeazฤ un sistem de 'inhibare comportamentalฤ' activat รฎn timpul situaลฃiilor conflictuale care provoacฤ anxietate. Un corolar al acestei teorii este cฤ medicamentele anxiolitice acลฃioneazฤ prin suprimarea acestui 'sistem de inhibare comportamentalฤ'. รntr-adevฤr, micro-perfuzia intrahipocampalฤ a agoniลtilor GABAA este suficientฤ pentru a reproduce efectele lor anxiolitice (Engin ลi Treit, Behav Pharmacol 18:365-374, 2007). Anxioliticele tradiลฃionale cu o varietate de mecanisme de acลฃiune, incluzรขnd antagoniลti ai receptorului GABAA, antagoniลti ai receptorului 5-HT1A, ลi SSRI, suprimฤ ritmul theta stimulat de trunchiul cerebral รฎn hipocampus (McNaughton et al., Behav Pharmacol 18: 329-346, 2007). Injectarea directฤ a inhibitorilor excitabilitฤลฃii neuronale รฎn hipocampul de rozฤtor s-a dovedit cฤ reduce ritmul theta hipocampal, ลi produce un fenotip anxiolitic. Administrarea intrahipocampalฤ a ZD7288, un inhibitor al canalului HCN, a รฎncetinit ritmul theta stimulat de trunchiul cerebral รฎn ลobolani anesteziaลฃi ลi de asemenea a crescut durata de timp pe care ลobolanii au petrecut-o รฎn braลฃele deschide ale unui labirint plus ridicat (Yeung et al., Hippocampus 23:278-286, 2013). Administrarea intrahipocampalฤ a fenitoinei, un inhibitor al canalului de sodiu cu รฎnconjurat de tensiune ลi un anticonvulsiv, a prezentat efecte similare asupra frecvenลฃei ritmului theta stimulat รฎn trunchiul cerebral la ลobolanul anesteziat ลi a fost anxioliticฤ la ลobolanul conลtient (Yeung et al., Neurofarmacology 62: 155-160, 2012).
Hiperactivitatea hipocampului a fost observatฤ la pacienลฃii care suferฤ de schizofrenie (Heckers ลi Konradi, Curr Top Behav Neurosci. 4:529-553, 2010). Gradul de hiperactivitate a fost corelat pozitiv cu severitatea simptomelor (Tregellas et al., Am J Psychiatry 171: 549-556, 2014). Hipermetabolismul รฎn hipocamp (รฎn special regiunea CA1) se coreleazฤ cu progresia bolii la persoanele cu risc ลi cu severitatea bolii la pacienลฃii diagnosticaลฃi cu schizofrenie (Schobel et al., Arch Gen Psych, 66:938-946, 2009). Aceastฤ supraactivitate, combinatฤ cu sensibilitatea neuronilor hipocampici la afectarea excitotoxicฤ, poate duce la scฤderea observatฤ a volumului hipocampului la pacienลฃii cu schizofrenie. Neuroprotecลฃia รฎn stadiile precoce ลi prodromale poate preveni deteriorarea progresivฤ (Kaur ลi Cadenhead, Curr Top Behav Neurosci, 2010).
Avรขnd รฎn vedere importanลฃa clinicฤ a receptorilor AMPA, identificarea compuลilor care moduleazฤ funcลฃia receptorului AMPA reprezintฤ o cale atractivฤ รฎn dezvoltarea de noi agenลฃi terapeutici. Astfel de compuลi sunt furnizaลฃi รฎn acest document.
WO 2011/156245 se referฤ la derivaลฃi 5-substituiลฃi de 1,3-dihidro-2H-imidazo[4,5-b] piridin-2-onฤ care sunt modulatori alosterici pozitivi ai receptorului mGluR2, ลi care sunt menลฃionaลฃi ca fiind utili รฎn tratamentul sau prevenirea tulburฤrilor neurologice ลi psihiatrice asociate cu disfuncลฃia glutamatului ลi รฎn boli รฎn care este implicat receptorul mGluR2.
WO 2007/135529 se referฤ la compuลi ai unei formule definite รฎn acesta, ลi la sฤruri acceptabile farmaceutic ale compuลilor menลฃionaลฃi.
WO 2010/005528 se referฤ la compuลi ลi sฤruri acceptabile farmaceutic ale unei formule definite รฎn acesta, care sunt menลฃionaลฃi ca fiind utili รฎn prevenirea ลi/sau tratamentul tulburฤrii neurologice ลi psihiatrice.
Macor J E et al., "The discovery of a novel and potent benzodiazepine receptor pharmacophore", Biorganic & Medicinal Chemistry Letters, vol. 5, nr. 20, 19 Octombrie 1995, pag. 2397-2402 se referฤ la 1-(Indol-5-il)pirido[2,3-b]imidazoli ลi 1-(indol-5-il)benzimidazoli despre care se spune cฤ s-au dovedit a fi tipare noi, unice, pentru afinitatea puternicฤ a receptorilor benzodiazepinici.
Rezumatul invenลฃiei
รn acest document sunt furnizaลฃi compuลi care sunt modulatori ai receptoruului AMPA. รntr-un alt aspect, รฎn acest document sunt furnizaลฃi compuลi care moduleazฤ anumiลฃi receptori AMPA dependenลฃi de TARP. Compuลii descriลi รฎn acest document sunt adecvaลฃi pentru tratamentul afecลฃiunilor care implicฤ activitatea receptorului AMPA, ลi pentru tratamentul afecลฃiunilor care implicฤ modularea selectivฤ a activitฤลฃii receptorului AMPA dependent de TARP, permiลฃรขnd astfel tratamentul unor afecลฃiuni cum ar fi, printre altele, neurotransmisia anormalฤ รฎntre golurile sinaptice, activitatea neuronalฤ excesivฤ, activitatea neuronalฤ excesivฤ sau sincronฤ anormalฤ รฎn creier, neurotoxicitatea (de exemplu, modificฤri structurale sau funcลฃionale adverse ale sistemului nervos, modificฤri biochimice subtile sau grosiere, degenerare axonalฤ, tฤiere sau ramificare dendriticฤ, pierdere sau rearanjare a sinapselor sau moarte celularฤ), excitabilitatea neuronalฤ รฎn hipocamp, excitotoxicitatea neuronalฤ ลi hiperactivitatea hipocampalฤ.
Invenลฃia este direcลฃionatฤ spre realizฤrile generale ลi cele preferate definite, de cฤtre revendicฤrile independente ลi respectiv dependente, anexate รฎn prezentul document. Un aspect al acestei invenลฃii se referฤ la compuลi cu Formula (I):
รฎn care
X este N sau CR6;
R1 \tabeste un membru selectat din grupul constรขnd din: H, -alchilC1-5, -haloalchilC1-5, -alcoxiC1-5, -(CH2)2C(=O)OCH3, -(CH2)1-3OH, -(CH2)1-2O-alchilC1-5, -CH(CH3)OCH3, -C(CH3)2OCH3, -CH2SO2CH3, -C(=O)H, -NH-alchilC1-5,-N(alchilC1-5)2, -C(=O)N(H)alchilC1-5, -C(=O)N(alchilC1-5)2, -cicloalchilC3-8, -(CH2)-cicloalchilC3-8, -CH(CH3)-cicloalchilC3-8, -NH-cicloalchilC3-8, -C(=O)NH-ciclopropil, -C(=O)-NH-fenil, -C(=O)-azetidinil, -C(=O)-pirolidinil, azetidinil, fenil, benzil, oxetanil, tetrahidrofuranil, tetrahidropiranil, -CH2-pirazinil, furanil, tienil, ลi piridinil, รฎn care inelele -cicloalchilC3-8, fenil, oxetanil, azetidinil, tetrahidrofuranil, tetrahidropiranil, piridinil, pirazinil, furanil ลi tienil sunt fiecare รฎn mod independent substituite opลฃional cu 1-3 substituenลฃi selectaลฃi din grupul constรขnd din: halo, -alchilC1-5, -haloalchilC1-5, -haloalcoxiC1-5, -OH, ลi -C(=O)OalchilC1-5;
R2 \tabeste selectat din grupul constรขnd din:
รฎn care fiecare R2 este รฎn mod independent substituit opลฃional cu un membru selectat din grupul constรขnd din: 3H, halo, -alchilC1-5, -alchenilC1-5, -CN, -OH, CH=CHCH2OH, -(CH2)3COH, C(=O)OalchilC1-5, ลi fenil;
R3 \tabeste selectat din grupul constรขnd din: H, halo, -alchilC1-5, -S-alchilC1-5, -haloalchilC1-5, -alcoxiC1-5 -NR3aR3b, -OH, -(CH2)1-3OH, -CH=CHCH2OH, -cicloalchilC3-8, piperidinil, piperazinil, morfolinil, ลi piridil;
fiecare R3a ลi R3b sunt selectaลฃi รฎn mod independent din grupul constรขnd din H ลi alchilC1-5;
R4 \tabeste selectat din grupul constรขnd din: H, halo, -CH3, ลi -CF3;
R5 \tabeste selectat din grupul constรขnd din: H, -OH, -alchilC1-5, alcoxiC1-5, -haloalchilC1-5, haloalcoxiC1-5, -NR5aR5b, azetidinil, ลi morfolinil; fiecare R5a ลi R5b sunt selectaลฃi รฎn mod independent din grupul constรขnd din: -alchilC1-5, ลi -haloalchilC1-5;
R6 \tabeste selectat din grupul constรขnd din: H, -OH, -CHF2, ลi -Br; ลi
R7 \tabeste H sau -alchilC1-5;
ลi sฤruri acceptabile farmaceutic, N-oxizi, sau solvaลฃi ai compuลilor cu Formula (I).
รn anumite realizฤri, compuลii cu Formula (I) sunt compuลi selectaลฃi dintre acele specii descrise sau exemplificate รฎn descrierea detaliatฤ de mai jos.
รntr-un alt aspect, invenลฃia se referฤ la enantiomeri ลi diastereomeri ai compuลilor cu Formula (I), precum ลi la sฤrurile lor acceptabile farmaceutic.
รntr-un alt aspect, invenลฃia se referฤ la compoziลฃii farmaceutice, cuprinzรขnd o cantitate eficientฤ de cel puลฃin un compus selectat dintre compuลi cu Formula (I), sฤruri acceptabile farmaceutic, N-oxizi sau solvaลฃi ai compuลilor cu Formula (I).
Compoziลฃiile farmaceutice conform invenลฃiei pot cuprinde suplimentar unul sau mai mulลฃi excipienลฃi acceptabili farmaceutic.
รntr-un alt aspect, realizฤrile chimice din prezenta invenลฃie sunt utile ca modulatori ai receptorului AMPA. Astfel, divulgarea este direcลฃionatฤ spre o metodฤ pentru modularea activitฤลฃii receptorului AMPA, inclusiv atunci cรขnd un astfel de receptor se aflฤ รฎntr-un subiect, cuprinzรขnd expunerea receptorului AMPA la o cantitate eficientฤ de cel puลฃin un compus selectat dintre compuลi cu Formula (I), sฤruri acceptabile farmaceutic, N-oxizi sau solvaลฃi ai compuลilor cu Formula (I).
รntr-un alt aspect, invenลฃia este direcลฃionatฤ spre compuลi cu Formula (I) pentru utilizare รฎntr-o metodฤ de tratare a unui subiect care suferฤ de, sau este diagnosticat cu o boalฤ, tulburare, sau afecลฃiune medicalฤ mediatฤ de activitatea receptorului AMPA, cuprinzรขnd administrarea cฤtre un subiect care are nevoie de astfel de tratament a unei cantitฤลฃi eficiente din cel puลฃin un compus selectat dintre compuลi cu Formula (I), sฤruri acceptabile farmaceutic, N-oxizi sau solvaลฃi ai compuลilor cu Formula (I).
Un obiectiv aldin prezentei invenลฃii este de a รฎnvinge sau de a ameliora cel puลฃin unul dintre dezavantajele metodologiilor convenลฃionale ลi/sau din stadiul anterior al tehnicii, sau de a furniza o alternativฤ utilฤ la acestea.
Realizฤri, caracteristici, ลi avantaje suplimentare ale invenลฃiei vor fi evidente din urmฤtoarea descriere detaliatฤ ลi prin practicarea invenลฃiei.
Descriere detaliatฤ
รntr-un aspect, รฎn acest document sunt furnizaลฃi compuลi cu Formula (I), ลi sฤruri acceptabile farmaceutic, N-oxizi, sau solvaลฃi ai acestora,
รฎn care
X este N sau CR6;
R1 \tabeste un membru selectat din grupul constรขnd din: H, -alchilC1-5, -haloalchilC1-5, -alcoxiC1-5 -(CH2)2C(=O)OCH3, -(CH2)1-3OH, -(CH2)1-2O-alchilC1-5, -CH(CH3)OCH3, -C(CH3)2OCH3, -CH2SO2CH3, -C(=O)H, -NH-alchilC1-5,-N(alchilC1-5)2, -C(=O)N(H)alchilC1-5, -C(=O)N(alchilC1-5)2, -cicloalchilC3-8, -(CH2)-cicloalchilC3-8, -CH(CH3)-cicloalchilC3-8, -NH-cicloalchilC3-8, -C(=O)NH-ciclopropil,-C(=O)-NH-fenil, -C(=O)-azetidinil, -C(=O)-pirolidinil, azetidinil, fenil, benzil, oxetanil, tetrahidrofuranil, tetrahidropiranil, -CH2-pirazinil, furanil, tienil, sau piridinil, รฎn care inelele de -cicloalchilC3-8, fenil, oxetanil, azetidinil, tetrahidrofuranil, tetrahidropiranil, piridinil, pirazinil, furanil ลi tienil sunt fiecare รฎn mod independent substituite opลฃional cu 1-3 substituenลฃi selectaลฃi din grupul constรขnd din: halo, -alchilC1-5, -haloalchilC1-5, -haloalcoxiC1-5, -OH, ลi -C(=O)OalchilC1-5;
R2 \tabeste selectat din grupul constรขnd din:
รฎn care fiecare R2 este รฎn mod independent substituit opลฃional cu un membru selectat din grupul constรขnd din: 3H, halo, -alchilC1-5, -alchenilC1-5, -CN, -OH, CH=CHCH2OH, - (CH2)3COH, C(=O)OalchilC1-5, ลi fenil;
R3 \tabeste selectat din grupul constรขnd din: H, halo, -alchilC1-5, -S-alchilC1-5, -haloalchilC1-5, -alcoxiC1-5 -NR3aR3b, -OH, -(CH2)1-3OH, -CH=CHCH2OH, -cicloalchilC3-8, piperidinil, piperazinil, morfolinil, ลi piridil; fiecare R3a ลi R3b sunt selectaลฃi รฎn mod independent din grupul constรขnd din H ลi alchilC1-5;
R4 \tabeste selectat din grupul constรขnd din: H, halo, -CH3, ลi -CF3;
R5 \tabeste selectat din grupul constรขnd din: H, -OH, -alchilC1-5, alcoxiC1-5, -haloalchilC1-5, -haloalcoxiC1-5, -NR5aR5b, azetidinil, ลi morfolinil; fiecare R5a ลi R5b este selectat รฎn mod independent din grupul constรขnd din: -alchilC1-5, ลi -haloalchilC1-5; ลi
R6 \tabeste selectat din grupul constรขnd din: H, -OH, -CHF2, ลi -Br; ลi
R7 \tabeste H sau -alchilC1-5.
O realizare suplimentarฤ a invenลฃiei este un compus cu Formula (I) รฎn care X este N.
O realizare suplimentarฤ a invenลฃiei este un compus cu Formula (I) รฎn care X este CR6.
O realizare suplimentarฤ a invenลฃiei este un compus cu Formula (I) รฎn care R6 este H.
O realizare suplimentarฤ a invenลฃiei este un compus cu Formula (I) รฎn care R1 este H, -alchilC1-5, -haloalchilC1-5, -alcoxiC1-5 -(CH2)2C(=O)OCH3, -(CH2)3-OH, -C(CH3hOCH3, -(CH2)1-2-O-alchilC1-5, -CH(CH3)OCH3, -CH2SO2CH3, -NH-alchilC1-5, -N(alchilC1-5)2, -C(=O)N(H)alchilC1-5, sau -C(=O)N(alchilC1-5)2.
O realizare suplimentarฤ a invenลฃiei este un compus cu Formula (I) รฎn care R1 este H, -alchilC1-5, -haloalchilC1-5, -alcoxiC1-5 -(CH2)3-OH, -(CH2)1-2-O-alchilC1-5, -C(CH3)2OCH3, sau - CH(CH3)OCH3.
O realizare suplimentarฤ a invenลฃiei este un compus cu Formula (I) รฎn care R1 este -cicloalchilC3-8, -(CH2)-cicloalchilC3-8, -CH(CH3)-cicloalchilC3-8 NH-cicloalchilC3-8, -C(=O)NH-ciclopropil, -C(=O)-NH-fenil, -C(=O)-azetidinil, -C(=O)-pirolidinil, azetidinil, fenil, benzil, oxetanil, tetrahidrofuranil, tetrahidropiranil, -CH2-pirazinil, furanil, tienil, sau piridinil, รฎn care inelele -cicloalchilC3-8, fenil, oxetanil, azetidinil, ลi piridinil sunt fiecare รฎn mod independent substituite opลฃional cu 1-3 substituenลฃi selectaลฃi รฎn mod independent din grupul constรขnd din: halo, -alchilC1-5, -haloalchilC1-5, -haloalcoxiC1-5, -OH, ลi -C(=O)OalchilC1-5.
O realizare suplimentarฤ a invenลฃiei este un compus cu Formula (I) รฎn care R1 este ciclopropil, ciclobutil, ciclopentil, ciclohexil, 1-fluorociclopropil, 3-fluorociclobutil, ciclopropanol, 2-furil, 3-metiloxetan-3-il, 2-tetrahidrofiuan-3-il, tetrahidropiran-4-il, 2-tienil, ciclopentilmetil, pirazin-2-ilmetil, -C(=O)NH-ciclopropil, -C(=O)-NH-fenil, - C(=O)-azetidinil -C(=O)-pirolidinil, sau NH-ciclohexil.
O realizare suplimentarฤ a invenลฃiei este un compus cu Formula (I) รฎn care R1 este -cicloalchilC3-8, fenil, -CH2-fenil, sau piridil, รฎn care fiecare fenil, -CH2-fenil sau piridil este substituit opลฃional cu 1-3 substituenลฃi selectaลฃi รฎn mod independent din grupul constรขnd din: halo, -alchilC1-5, -haloalchilC1-5, -haloalcoxiC1-5, ลi -OH.
O realizare suplimentarฤ a invenลฃiei este un compus cu Formula (I) รฎn care R1 este fenil, 2-clorofenil, 4-fluorofenil, 4-(difluorometil)fenil, 4-(trifluorometil)fenil, 4-(trifluorometoxi)fenil, 4-fluoro-3-metil-fenil, p-tolil, m-tolil, piridil, 2-cloro-4-piridil, 2-bromo-4-piridil, 2-fluoro-4-piridil, 2-[19F]fluoro-4-piridil, 2-[18F]fluoro-4-piridil,5-fluoro-2-piridil, 6-fluoro-3-piridil, sau piridin-2-ol.
O realizare suplimentarฤ a invenลฃiei este un compus cu Formula (I) รฎn care R1 este -alchilC1-5, -haloalchilC1-5, sau -cicloalchilC3-8, รฎn care -cicloalchilC3-8 este substituit opลฃional cu halo.
O realizare suplimentarฤ a invenลฃiei este un compus cu Formula (I) รฎn care R2 este
รฎn care fiecare R2 este รฎn mod independent substituit opลฃional cu un membru selectat din grupul constรขnd din: halo, -alchilC1-5, -alchenilC1-5, -CN, -OH, CH=CHCH2OH, -(CH2)3COH, C(=O)OalchilC1-5, ลi fenil.
O realizare suplimentarฤ a invenลฃiei este un compus cu Formula (I) รฎn care R2 este
รฎn care fiecare R2 este รฎn mod independent substituit opลฃional cu un membru selectat din grupul constรขnd din: halo, -alchilC1-5, -alchenilC1-5, -CN, -OH, CH=CHCH2OH, -(CH2)3COH, C(=O)OalchilC1-5, ลi fenil; ลi R7 este H sau - CH3.
O realizare suplimentarฤ a invenลฃiei este un compus cu Formula (I) รฎn care R2 este
รฎn care fiecare R2 este รฎn mod independent substituit opลฃional cu un membru selectat din grupul constรขnd din: halo, -alchilC1-5, -alchenilC1-5, -CN, -OH, CH=CHCH2OH, -(CH2)3COH, C(=O)OalchilC1-5, ลi fenil; ลi R7 este H sau -CH3.
O realizare suplimentarฤ a invenลฃiei este un compus cu Formula (I) รฎn care R2 este 1H-indazol-3-ol, 1H-indazol-5-il, 1H-indazol-6-il, 3-bomo-1H-indazol-5-il, 3-fluoro-1H-indazol-5-il, 1H-indazol-3-carbonitril, (E)-3-(1H-indazol-7-il)prop-2-en-1-ol (1H-indazol-7-il)propan-1-ol, 4-cloro-1H-indazol-6-il, 4-metil-1H-indazol-6-il, 7-bromo-1H-indazol-5-il, 7-fenil-1H-indazol-5-il, 7-propil-1H-indazol-5-il, 5-metil 1H-indazol-7-carboxilat, terลฃ-butil 1H-indazol-1-carboxilat, 1H-indol-5-il, 1H-pirolo[2,3-b]piridin-5-il, sau 1H-pirazolo[3,4-b]piridin-5-il.
O realizare suplimentarฤ a invenลฃiei este un compus cu Formula (I) รฎn care R2 este indolin-2-onฤ, 7-metil-indolin-2-onฤ, 7-fluoro-indolin-2-onฤ, 7-cloro-indolin-2-onฤ, indolin-2,3-dionฤ, 1,3-dihidropirolo[2,3-b]piridin-2-onฤ, 1,3-dihidrobenzimidazol-2-onฤ, 3H-1,3-benzoxazol-2-onฤ, 4-fluoro-3H-1,3-benzoxazol-2-onฤ, 4-bromo-3H-1,3-benzoxazol-2-onฤ, 3H-1,3-benzotiazol-2-onฤ, 4-metil-3H-1,3 -benzotiazol-2-onฤ, 3-metilbenzo[d]tiazol-2(3H)-onฤ, sau 4-cloro-3H-1,3-benzotiazol-2-onฤ.
O realizare suplimentarฤ a invenลฃiei este un compus cu Formula (I) รฎn care R2 este 1H-indazol-3-ol, 1H-indazol-5-il, 3-bomo-1H-indazol-5-il, 3-fluoro-1H-indazol-5-il, 1H-indazol-3-carbonitril, (E)-3-(1H-indazol-7-il)prop-2-en-1-ol, (1H-indazol-7-il)propan-1-ol, 7-bromo-1H-indazol-5-il, 7-fenil-1H-indazol-5-il, 7-propil-1H-indazol-5-il, 5-metil 1H-indazol-7-carboxilat, 1H-indazol-1-carboxilat de terลฃ-butil, indolin-2-onฤ, 7-metil-indolin-2-onฤ, 7-fluoro-indolin-2-onฤ, 7-cloro-indolin-2-onฤ, 3H-1,3-benzotiazol-2-onฤ, 4-metil-3H-1,3-benzotiazol-2-onฤ, 3-metilbenzo[d]tiazol-2(3H)-onฤ, sau 4-cloro-3H-1,3-benzotiazol-2-onฤ.
O realizare suplimentarฤ a invenลฃiei este un compus cu Formula (I) รฎn care R3 este H, halo, -alchilC1-5, -haloalchilC1-5, -OCH3, -NH2, -N(CH3)2, sau -OH.
O realizare suplimentarฤ a invenลฃiei este un compus cu Formula (I) รฎn care R4 este H, fluoro sau -CH3.
O realizare suplimentarฤ a invenลฃiei este un compus cu Formula (I) รฎn care R5 este H, - OH, -alchilC1-5, -haloalchilC1-5, sau -haloalcoxiC1-5.
O realizare suplimentarฤ a invenลฃiei este un compus cu Formula (I) รฎn care R5 este H.
O realizare suplimentarฤ a invenลฃiei este un compus cu Formula (I) รฎn care R6 este H.
O realizare suplimentarฤ a invenลฃiei este un compus cu Formula (I) รฎn care R7 este H.
O realizare suplimentarฤ a invenลฃiei este un compus cu Formula (I) รฎn care R3 este H, -alchilC1-5, ลi -haloalchilC1-5; R4 este H, -CH3, sau F; ลi R5 este H.
O realizare suplimentarฤ a invenลฃiei este un compus cu Formula (I) รฎn care R4 este H; R3 este H, halo, -alchilC1-5, -haloalchilC1-5, cicloalchilC3-6, sau -alcoxiC1-5; ลi R5 este H, -CH3, - CHF2, -CH(CH3)2, -OH, -N(CH3)CH2CH2F, -N(CH3)2, -O-CH2CH2F, -OCH3, morfolinil, sau azetidinil.
O realizare suplimentarฤ a invenลฃiei este un compus cu Formula (I) รฎn care R5 este H; R4 este H; ลi R3 este H, -CH3, -CH2CH3, -CH2CH2CH3, -C(CH3)3, -CH(CH3)2, -CF3, -CF2H, sau - CF2CH3.
O realizare suplimentarฤ a invenลฃiei este un compus cu Formula (I) รฎn care
X este N;
R1 este H, alchilC1-5, haloalchilC1-5, alcoxiC1-5, fenil, sau cicloalchilC3-8, รฎn care cicloalchil ลi fenil sunt fiecare รฎn mod independent substituiลฃi opลฃional cu 1-3 substituenลฃi halo;
R2 este
ลi
R3 este H, alchilC1-5, sau haloalchilC1-5.
O realizare suplimentarฤ a invenลฃiei este un compus cu Formula (I) รฎn care
X este CR6, unde R6 este H;
R1 este H, alchilC1-5, haloalchilC1-5, alcoxiC1-5, fenil, sau cicloalchilC3-8, รฎn care the cicloalchil ลi fenil sunt fiecare รฎn mod independent substituiลฃi opลฃional cu 1-3 substituenลฃi halo;
R2 este
fiecare R2 este รฎn mod independent substituit opลฃional cu
halo, ลi -alchilC1-5;
R3 este H, alchilC1-5, sau haloalchilC1-5; ลi
R4 este H.
O realizare suplimentarฤ a invenลฃiei este un compus cu Formula (I) avรขnd Formula (IA):
รฎn care
R1 este alchilC1-5, haloalchilC1-5, alcoxiC1-5, fenil, sau cicloalchilC3-8, รฎn care cicloalchilC3-8 ลi fenil sunt รฎn mod independent substituiลฃi opลฃional cu 1-3 substituenลฃi halo;
R2 este
ลi
R3 este H, alchilC1-5, sau haloalchilC1-5;
ลi sฤruri acceptabile farmaceutic, N-oxizi sau solvaลฃi ai compuลilor cu Formula (IA).
O realizare suplimentarฤ a invenลฃiei este un compus cu Formula (I) avรขnd Formula (IE):
รฎn care
R1 \tabeste un membru selectat din grupul constรขnd din:
H, -alchilC1-5, -haloalchilC1-5, -(CH2)1-3OH, -(CH2)1-2O-alchilC1-5, -CH(CH3)OCH3, sau -C(=O)H, -cicloalchilC3-8, fenil, ลi tetrahidrofuranil, รฎn care inelele -cicloalchilC3-8, fenil, ลi tetrahidrofuranil sunt fiecare รฎn mod independent substituiลฃi opลฃional cu 1-3 subsitutenลฃi halo;
R2 \tabeste selectat din grupul constรขnd din:
รฎn care fiecare R2 este รฎn mod independent substituit opลฃional cu un membru selectat din grupul constรขnd din: halo, ลi alchilC1-5;
R3 \tabeste selectat din grupul constรขnd din: H, halo, -alchilC1-5, -haloalchilC1-5, ลi -alcoxiC1-5;
R5 \tabeste selectat din grupul constรขnd din: H, -alchilC1-5, alcoxiC1-5, -NR5aR5b, azetidinil, ลi morfolinil; fiecare R5a ลi R5b sunt รฎn mod independent -alchilC1-5; ลi
R7 \tabeste H;
ลi sฤruri acceptabile farmaceutic, N-oxizi sau solvaลฃi ai compuลilor cu Formula (IE).
O realizare suplimentarฤ a invenลฃiei este un compus cu Formula (I) avรขnd Formula (IE):
รฎn care:
R1 \tabeste un membru selectat din grupul constรขnd din: alcoxiC1-5, -(CH2)2C(=O)OCH3, -C(CH3)2OCH3, -CH2SO2CH3, -C(=O)H, -NH-alchilC1-5,-N(alchilC1-5)2, -C(=O)N(H)alchilC1-5, sau -C(=O)N(alchilC1-5)2, -(CH2)-cicloalchilC3-8, -CH(CH3)-cicloalchilC3-8, -NH-cicloalchilC3-8, -C(=O)NH-ciclopropil, -C(=O)-NH-fenil, -C(=O)-azetidinil, -C(=O)-pirolidinil, azetidinil, fenil, benzil, oxetanil, tetrahidrofuranil, tetrahidropiranil, -CH2-pirazinil, furanil, tienil, sau piridinil, รฎn care inelele -cicloalchilC3-8, fenil, oxetanil, azetidinil, tetrahidrofuranil, tetrahidropiranil, piridinil, pirazinil, furanil ลi tienil sunt fiecare รฎn mod independent substituite opลฃional cu 1-3 substituenลฃi selectaลฃi din grupul constรขnd din: halo, -alchilC1-5, -haloalchilC1-5, -haloalcoxiC1-5, -OH, ลi -C(=O)OalchilC1-5; ลi
R2 \tabeste selectat din grupul constรขnd din:
รฎn care fiecare R2 este รฎn mod independent substituit opลฃional cu un membru selectat din grupul constรขnd din: 3H, halo, -alchilC1-5, -alchenilC1-5, -CN, -OH, CH=CHCH2OH, -(CH2)3COH ลi C(=O)OalchilC1-5.
O realizare suplimentarฤ a invenลฃiei de faลฃฤ este un compus aลa cum se aratฤ mai jos รฎn Tabelul 1.
Tabelul 1.
Ex. # Denumire Compus 1 3-(1H-Indazol-5-il)-2-fenil-5-(trifluorometil)-3H-imidazo[4,5-b]piridinฤ; 2 3-(1H-Indazol-5-il)-2-fenil-imidazo[4,5-b]piridinฤ; 3 3-(1H-Indazol-5-il)-5-metil-2-fenil-imidazo[4,5-b]piridinฤ; 4 2-(4-Fluorofenil)-3-(1H-indazol-5-il)-5-metil-imidazo[4,5-b]piridinฤ; 5 2-(4-Fluorofenil)-3-(1H-indol-5-il)-5-metoxi-imidazo[4,5-b]piridinฤ; 6 5-[2-(4-Fluorofenil)-5-metoxi-imidazo[4,5-b]piridin-3-il]indolin-2-onฤ; 7 5-Cloro-2-(4-fluorofenil)-3-(1H-indazol-5-il)imidazo[4,5-b]piridinฤ; 8 2-(2-Clorofenil)-3-(1H-indazol-5-il)-5-metil-imidazo[4,5-b]piridinฤ; 9 3-(1H-Indazol-5-il)-6-metil-2-fenil-imidazo[4,5-b]piridinฤ; 10 5-Cloro-3-(1H-indazol-5-il)-2-fenil-imidazo[4,5-b]piridinฤ; 11 5-Cloro-2-ciclopentil-3-(1H-indazol-5-il)imidazo[4,5-b]piridinฤ; 12 5-(5-Metil-2-fenil-imidazo[4,5-b]piridin-3-il)indazol-1-carboxilat de terลฃ-butil; 13 3-(1H-Indol-5-il)-2-fenil-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 14 6-[2-Fenil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzotiazol-2-onฤ; 15 6-(5-Fluoro-2-fenil-imidazo[4,5-b]piridin-3-il)-3H-1,3-benzotiazol-2-onฤ; 16 6-[2-(4-Fluorofenil)-5-(trifluoromeffiyl)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzotiazol-2-onฤ; 17 6-(5- Metil-2-fenil-imidazo[4,5-b]piridin-3-il)-3H-1,3-benzotiazol-2-onฤ; 18 6-(5-Metoxi-2-fenil-imidazo[4,5-b]piridin-3-il)-3H-1,3-benzotiazol-2-onฤ; 19 6-[2-terลฃ-Butil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzotiazol-2-onฤ; 20 6-[2-(4-Fluorofenil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzotiazol-2-onฤ; 21 5-[2-(4-Fluorofenil)imidazo[4,5-b]piridin-3-il]-1,3-dihidrobenzimidazol-2-onฤ; 22 2-(4-Fluorofenil)-3-(1H-indazol-5-il)imidazo[4,5-b]piridinฤ; 23 5-[2-(4-Fluorofenil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ; 24 6-[2-(4-Fluorofenil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzoxazol-2-onฤ; 25 6-(2-Fenilimidazo[4,5-b]piridin-3-il)-3H-1,3-benzotiazol-2-onฤ; 26 3-(1H-Indol-5-il)-2-fenil-imidazo[4,5-b]piridinฤ; 27 6-[2-(4-Fluorofenil)-5-metil-imidazo[4,5-b]piridin-3-il]-3H-1,3-benzotiazol-2-onฤ; 28 6-[2-(6-Fluoro-3-piridil)imidazo[4,5-b]piridin-3-il]-3H-],3-benzotiazol-2-onฤ; 29 6-[2-(2-Fluoro-4-piridil)-5-metil-imidazo[4,5-b]piridin-3-il]-3H-1,3-benzotiazol-2-onฤ; 30 6-[5-Cloro-2-(4-fluorofenil)imidazo[4,5-b]piridin-3-il]-3H-],3-benzotiazol-2-onฤ; 31 6-[2-(2-Fluoro-4-piridil)-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzotiazol-2-onฤ; 32 6-(5-Bromo-2-fenil-imidazo[4,5-b]piridin-3-il)-3H-1,3-benzotiazol-2-onฤ; 33 5-[2-(4-Fluorofenil)-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ; 34 5-(2-Fenilimidazo[4,5-b]piridin-3-il)indolin-2-onฤ; 35 5-[2-(4-Fluorofenil)-5-metil-imidazo[4,5-b]piridin-3-il]indolin-2-onฤ; 36 5-[2-Fenil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ; 37 5-[5-Fluoro-2-(4-fluorofenil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ; 38 5-[2-Izopropil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ; 39 6-[2-Ciclopentil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzotiazol-2-onฤ; 40 6-[2-Ciclohexil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzotiazol-2-onฤ; 41 6-[2-Ciclopropil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzotiazol-2-onฤ; 42 6-[2-Tetrahidropiran-4-il-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzotiazol-2-onฤ; 43 2-Ciclopropil-3-(1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 44 6-[2-Etil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzotiazol-2-onฤ; 45 6-[2-Izopropil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzotiazol-2-onฤ; 46 6-[2-Metil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1 ,3-benzotiazol-2-onฤ; 47 5-[2-Metil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ; 48 5-[2-Ciclohexil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ; 49 5-[2-Ciclobutil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ; 50 5-[2-Tetrahidropiran-4-il-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ; 51 5-[2-Izobutil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ; 52 (racemic)-5-[2-Tetrahidrofuran-3-il-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ; 53 5-[5-(Trifluorometil)-2-(3,3,3-trifluoropropil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ; 54 5-[2-(Ciclopentilmetil)-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ; 55 5-[2-Ciclopropil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ; 56 5-[2-Benzil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ; 57 5-[2-(Pirazin-2-ilmetil)-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ; 58 2-Ciclopentil-3-(1H-indol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 59 2-terลฃ-Butil-3-(1lH-indol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 60 5-[2-Ciclopentil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ; 61 5-[2-terลฃ-Butil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ; 62 4-[2-(4-Fluorofenil)-3-(1H-indazol-5-il)imidazo[4,5-b]piridin-7-il]morfolinฤ; 63 5-[2-(4-Fluorofenil)-7-morfolino-imidazo[4,5-b]piridin-3-il]indolin-2-onฤ; 64 6-[2-Fenil-5-(1-piperidil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzotiazol-2-onฤ; 65 6-(5-Morfolino-2-fenil-imidazo[4,5-b]piridin-3-il)-3H-1,3-benzotiazol-2-onฤ; 66 6-[5-(Dimetilamino)-2-fenil-imidazo[4,5-b]piridin-3-il]-3H-1,3-benzotiazol-2-onฤ; 67 6-(5-(Difluorometil)-2-fenil-3H-imidazo[4,5-b]piridin-3-il)benzo[d]tiazol-2(3H)-onฤ; 68 6-[2-[4-(Difluorometil)fenil]imidazo[4,5-b]piridin-3-il]-3H-1,3-benzotiazol-2-onฤ; 69 6-[7-(Difluorometil)-2-fenil-imidazo[4,5-b]piridin-3-il]-3H-1,3-benzotiazol-2-onฤ; 70 6-(7-Izopropil-2-fenil-imidazo[4,5-b]piridin-3-il)-3H-1,3-benzotiazol-2-onฤ; 71 6-(2-(4-Fluorofenil)-5-(hidroximetil)-3H-imidazo[4,5-b]piridin-3-il)benzo[d]tiazol-2(3H)-onฤ; 72 6-(2-(4-Fluorofenil)-7-hidroxi-5-metil-3H-imidazo[4,5-b]piridin-3-il)benzo[d]tiazol-2(3H)-onฤ; 73 5-(2-(3-Hidroxipropil)-5-(trifluorometil)-3H-imidazo[4,5-b]piridin-3-il)indolin-2-onฤ; 74 5-(2-Ciclobutil-5-metil-imidazo[4,5-b]piridin-3-il)indolin-2-onฤ; 75 5-(2-Etil-5-metil-imidazo[4,5-b]piridin-3-il)indolin-2-onฤ; 76 5-[2-(3-Metiloxetan-3-il)-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ; 77 5-[2-(2-Metoxietil)-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ; 78 2-Ciclobutil-5-ciclopropil-3-(1H-indazol-5-il)imidazo[4,5-b]piridinฤ; 79 5-Ciclopropil-3-(1H-indazol-5-il)-2-izopropil-imidazo[4,5-b]piridinฤ; 80 6-[2-Ciclobutil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzoxazol-2-onฤ; 81 Azetidin-1-il-[3-(1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridin-2-il]metanonฤ; 82 6-[5-Amino-2-(4-fluorofenil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzotiazol-2-onฤ; 83 5-[2-(1-Etilpropil)-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ; 84 5-(2-Izopropil-5-metil-imidazo[4,5-b]piridin-3-il)indolin-2-onฤ; 85 3-(1H-Indazol-5-il)-N-fenil-5-(trifluorometil)imidazo[4,5-b]piridin-2-carboxamidฤ; 86 5-Ciclopropil-2-(4-fluorofenil)-3-(1H-indazol-5-il)imidazo[4,5-b]piridinฤ; 87 5-(2-Ciclopropil-5-metil-imidazo[4,5-b]piridin-3-il)indolin-2-onฤ; 88 5-[2,5-Bis(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ; 89 3-(1H-Indazol-5-il)-2,5-bis(trifluorometil)imidazo[4,5-b]piridinฤ; 90 2-(Difluoromethy1)-3-(1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 91 3-(1H-Indazol-5-il)-2-(2-tienil)-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 92 2-(2-Furil)-3-(1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 93 5-[2-(1,1-Difluoroetil)-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ; 94 5-[2-(Difluorometil)-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ; 95 5-(5-Cloro-2-ciclopropil-imidazo[4,5-b]piridin-3-il)indolin-2-onฤ; 96 (racemic)-5-[2-sec-Butil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ; 97 5-[2-(2,2-Dimetilpropil)-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ; 98 3-(1H-Indazol-5-il)-2-metil-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 99 5-[2-Etil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ; 100 (racemic)-3-(1H-Indazol-5-il)-2-tetrahidrofuran-3-il-5-(trifluorometil)imidazo[4, 5-b]piridinฤ; 101 3-(1H-Indazol-5-il)-2-izobutil-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 102 (racemic)-3-(1H-Indazol-5-il)-2-sec-butil-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 103 2-Ciclobutil-3-(1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 104 2-Ciclopentil-3-(1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 105 2-Etil-3-(1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 106 5-[2-Ciclopropil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-1,3-dihidrobenzimidazol-2-onฤ; 107 6-[2-Ciclopropil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzoxazol-2-onฤ; 108 2-terลฃ-Butil-3-(1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 109 3-(1H-Indazol-5-il)-2-izopropil-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 110 2-(4-Fluorofenil)-3-(1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 111 6-(5-Hidroxi-2-fenil-imidazo[4,5-b]piridin-3-il)-3H-1,3-benzotiazol-2-onฤ; 112 2-(4-Fluorofenil)-3-(1H-pirazolo[3,4-b]piridin-5-il)imidazo[4,5-b]piridinฤ; 113 3-(1H-Indazol-5-il)-2-(2,2,2-trifluoroetil)-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 114 2-Etoxi-3-(1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 115 1-[3-(1H-Indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridin-2-il]ciclopropanol; 116 2-(1,1-Difluoroetil)-3-(1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 117 (R/S)-2-(1-Fluoroetil)-3-(1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 118 5-terลฃ-Butil-2-(4-fluorofenil)-3-(1H-indazol-5-il)imidazo[4,5-b]piridinฤ; 119 2-Ciclobutil-3-(1H-indazol-5-il)-5-izopropil-imidazo[4,5-b]piridinฤ; 120 2-(4-Fluorofenil)-3-(1H-indazol-5-il)-5-izopropil-imidazo[4,5-b]piridinฤ; 121 2-(4-Fluoro-3-metil-fenil)-3-(1H-indazol-5-il)-5-(trifluorometil)imidazo[4, 5-b]piridinฤ; 122 3-(1H-Indazol-5-il)-2-(m-tolil)-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 123 3-(1H-Indazol-5-il)-2-(p-tolil)-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 124 3-(1H-Indazol-5-il)-2-(4-piridil)-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 125 5-Ciclopropil-3-(1H-indazol-5-il)-2-(trifluorometil)imidazo[4,5-b]piridinฤ; 126 3-(1H-Indazol-5-il)-N,N-dimetil-5-(trifluorometil)imidazo[4,5-b]piridin-2-carboxamidฤ; 127 3-(1H-Indazol-5-il)-N-metil-5-(trifluorometil)imidazo[4,5-b]piridin-2-carboxamidฤ; 128 N-Ciclopropil-3-(1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridin-2-carboxamidฤ; 129 3-(1H-Indazol-5-il)-2-metoxi-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 130 N-Etil-3-(1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridin-2-aminฤ; 131 N-Ciclohexil-3-(1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridin-2-aminฤ; 132 6-[2-Ciclobutil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzotiazol-2-onฤ; 133 6-(2-Ciclobutil-5-metil-7-morfolino-imidazo[4,5-b]piridin-3-il)-3H-1,3-benzotiazol-2-onฤ; 134 6-[2,5-Bis(trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzotiazol-2-onฤ; 135 6-(2-Ciclopropil-7-metil-imidazo[4,5-b]piridin-3-il)-3H-1,3-benzotiazol-2-onฤ; 136 6-(2-Ciclopropil-5-metil-7-morfolino-imidazo[4,5-b]piridin-3-il)-3H-1,3-benzotiazol-2-onฤ; 137 5-Cloro-2-ciclobutil-3-(1H-indazol-5-il)-7-metil-imidazo[4,5-b]piridinฤ; 138 3-(7-Bromo-1H-indazol-5-il)-2-ciclobutil-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 139 5-[5-Metil-2-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ; 140 5-[2-Ciclopropil-5-(difluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ; 141 5-[5-(Difluorometil)-2-izopropil-imidazo[4,5-b]piridin-3-il]indolin-2-onฤ; 142 6-[5-Metil-2-(trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1 ,3-benzotiazol-2-onฤ; 143 6-(2-Ciclopropil-5-metil-imidazo[4,5-b]piridin-3-il)-3H-1,3-benzotiazol-2-onฤ; 144 6-(2-Izopropil-5-metil-imidazo[4,5-b]piridin-3-il)-3H-1,3-benzotiazol-2-onฤ; 145 6-(2-Ciclobutil-5-metil-imidazo[4,5-b]piridin-3-il)-3H-1,3-benzotiazol-2-onฤ; 146 5-[2-(1,1-Difluoroetil)-5-metil-imidazo[4,5-b]piridin-3-il]indolin-2-onฤ; 147 2-Ciclopropil-3-(1H-indazol-5-il)-5-metil-imidazo[4,5-b]piridinฤ; 148 3-(1H-Indazol-5-il)-2-izopropil-5-metil-imidazo[4,5-b]piridinฤ; 149 2-Ciclobutil-3-(1H-indazol-5-il)-5-metil-imidazo[4,5-b]piridinฤ; 150 6-[2-(1,1-Difluoroetil)-5-metil-imidazo[4,5-b]piridin-3-il]-3H-1,3-benzotiazol-2-onฤ; 151 3-(1H-Indazol-5-il)-5-metil-2-(trifluorometil)imidazo[4,5-b]piridinฤ; 152 2-(1,1-Difluoroetil)-3-(1H-indazol-5-il)-5-metil-imidazo[4,5-b]piridinฤ; 153 5-[5-(Difluorometil)-2-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ; 154 5-[2-(1,1-Difluoroetil)-5-(difluorometil)imidazo[4,5-B]piridin-3-il]indolin-2-onฤ; 155 2-(4-Fluorofenil)-3-(1H-indol-5-il)-5-metilsulfanil-imidazo[4,5-b]piridinฤ; 156 3-(1H-Indazol-5-il)-2-fenil-imidazo[4,5-b]piridin-5-ol; 157 2-Ciclopropil-3-(1H-indazol-5-il)-5-metoxi-imidazo[4,5-b]piridinฤ; 158 6-[2-Etil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzoxazol-2-onฤ; 159 6-[2-Izopropil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzoxazol-2-onฤ; 160 6-[2-Tetrahidropiran-4-il-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzoxazol-2-onฤ; 161 (R/S)-6-[2-Tetrahidrofuran-3-il-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzoxazol-2-onฤ; 162 6-[2-(Etoximetil)-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzoxazol-2-onฤ; 163 6-[2-terลฃ-Butil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzoxazol-2-onฤ; 164 5-[2-(2-Fluoro-4-piridil)-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ; 165 2-(2-Fluoro-4-piridil)-3-(1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 166 5-[2-(3-Fluorociclobutil)-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ; 167 (R)-3-(1H-Indazol-5-il)-2-sec-butil-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 168 (S)-3-(1H-Indazol-5-il)-2-sec-butil-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 169 2-(5-Fluoro-2-piridil)-3-(1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 170 3-(1H-Indazol-5-il)-5-izopropil-2-(trifluorometil)imidazo[4,5-b]piridinฤ; 171 5-terลฃ-Butil-3-(1H-indazol-5-il)-2-(trifluorometil)imidazo[4,5-b]piridinฤ; 172 3-(1H-Indazol-5-il)-N-izopropil-5-(trifluorometil)imidazo[4,5-b]piridin-2-carboxamidฤ; 173 [3-(1H-Indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridin-2-il]-pirolidin-1-il-metanonฤ; 174 2-(4-Fluorofenil)-3-(1H-indol-5-il)imidazo[4,5-b]piridinฤ; 175 4-[2-(4-Fluorofenil)-3-(1H-indol-5-il)imidazo[4,5-b]piridin-7-il]morfolinฤ; 176 3-(1H-Indazol-5-il)-2-[4-(trifluorometil)fenil]imidazo[4,5-b]piridinฤ; 177 3-(1H-Indazol-5-il)-2-[4-(trifluorometoxi)fenil]imidazo[4,5-b]piridinฤ; 178 5-[2-[4-(Trifluorometil)fenil]imidazo[4,5-b]piridin-3-il]indolin-2-onฤ; 179 3-[3-(2-Oxoindolin-5-il)-5-(trifluorometil)imidazo[4,5-b]piridin-2-il]azetidin-1 -carboxilat de terลฃ-butil; 180 5-[2-(Azetidin-3-il)-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ; 181 5-(2,5-Dimetilimidazo[4,5-b]piridin-3-il)indolin-2-onฤ; 182 2-Ciclopentil-3-(1H-indol-5-il)-5-piperazin-1-il-imidazo[4,5-b]piridinฤ; 183 3-[3-(2-Oxoindolin-5-il)-5-(trifluorometil)imidazo[4,5-b]piridin-2-il]propanoat de metil; 184 3-(7-Bromo-1H-indazol-5-il)-2-izopropil-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 185 6-(2-Ciclobutil-5-(trifluorometil)-3H-imidazo[4,5-b]piridin-3-il)-3-metilbenzo[d]tiazol-2(3H)-onฤ; 186 3-(7-3H-1H-indazol-5-il)-2-izopropil-5-(trifluorometil)-3H-imidazo[4,5-b]piridinฤ; 187 3-(7-Bromo-1H-indazol-5-il)-2,5-bis(trifluorometil)imidazo[4,5-b]piridinฤ; 188 3-(7-Fenil-1H-indazol-5-il)-2,5-bis(trifluorometil)-3H-imidazo[4,5-b]piridinฤ; 189 2,5-Bis(trifluorometil)-3-(7-vinil-1H-indazol-5-il)-3H-imidazo[4,5-blpiridinฤ; 190 6-(5-(Trifluorometil)-3H-imidazo[4,5-b]piridin-3-il)benzo[d]tiazol-2(3H)-onฤ; 191 3-(3-Fluoro-1H-indazol-5-il)-2-izopropil-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 192 5-Cloro-3-(1H-indazol-5-il)-2-(trifluorometil)imidazo[4,5-b]piridinฤ; 193 5-Etil-3-(1H-indazol-5-il)-2-(trifluorometil)imidazo[4,5-b]piridinฤ; 194 3-(7-Metil-1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 195 2-(4-Fluorofenil)-3-(7-metil-1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 196 2-Etoxi-3-(3-fluoro-1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 197 2-Ciclopropil-3-(3-fluoro-1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 198 2-Izopropil-3-(7-metil-1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 199 3-(7-Cloro-1H-indazol-5-il)-2-(trifluorometil)imidazo[4,5-b]piridinฤ; 200 3-(7-Cloro-1H-indazol-5-il)-2-izopropil-imidazo[4,5-b]piridinฤ; 201 3-(1H-indazol-5-il)-7-metil-2-(trifluorometil)imidazo[4,5-b]piridinฤ; 202 3-(7-Cloro-1H-indazol-5-il)-7-metil-2-(trifluorometil)imidazo[4,5-b]piridinฤ; 203 7-Metil-3-(7-metil-1H-indazol-5-il)-2-(trifluorometil)imidazo[4,5-b]piridinฤ; 204 3-(1H-Pirazolo[3,4-b]piridin-5-il)-2,5-bis(trifluorometil)imidazo[4,5-b]piridinฤ; 205 3-(7-Oxido-1H-pirazolo[3,4-b]piridin-7-ium-5-il)-2,5-bis(trifluorometil)imidazo[4,5-b]piridinฤ; 206 6-[5-(Difluorometil)-2-(trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzotiazol-2-onฤ; 207 3-(7-Cloro-1H-mdazol-5-il)-2,5-bis(difluorometil)imidazo[4,5-b]piridinฤ; 208 5-Ciclobutil-3-(1H-indazol-5-il)-2-(trifluorometil)imidazo[4,5-b]piridinฤ; 209 5-(2-Etil-5-metil-imidazo[4,5-b]piridin-3-il)indolin-2,3-dionฤ; 210 5-(Difluorometil)-3-(1H-indazol-5-il)-2-izopropil-imidazo[4,5-b]piridinฤ; 211 5-(1,1-Difluoroetil)-3-(1H-indazol-5-il)-2-izopropil-imidazo[4,5-b]piridinฤ; 212 2,5-Bis(difluorometil)-3-(7-metil-1H-indazol-5-il)imidazo[4,5-b]piridinฤ; 213 2-(2-Fluoro-4-piridil)-5-metil-3-(7-metil-1H-indazol-5-il)imidazo[4,5-b]piridinฤ; 214 N-(2-Fluoroetil)-2-izopropil-N-metil-3-(7-metil-1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridin-7-aminฤ; 215 5-[2-(2-Fluoro-4-piridil)-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2,3-dionฤ; 216 3-[3-(2,3-Dioxoindolin-5-il)-5-(trifluorometil)imidazo[4,5-b]piridin-2-il]propanoat de metil; 217 2-(2-Fluoro-4-piridil)-3-(7-metil-1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 218 3-(7-Cloro-1H-indazol-5-il)-7-(2-fluoroetoxi )-2,5-bis(trifluorometil)imidazo[4,5-b] piridinฤ; 219 (E)-3-(5-(2,5-Bis(trifluorometil)-3H-imidazo[4,5-b]piridin-3-il)-1H-indazol-7-il)prop-2-en-1-ol; 220 3-(5-(2,5-Bis(trifluorometil)-3H-imidazo[4,5-b]piridin-3-il)-1H-indazol-7-il)propan-1-ol; 221 3-(7-Propil-1H-indazol-5-il)-2,5-bis(trifluorometil)-3H-imidazo[4,5-b]piridinฤ; 222 (E)-3-(3-(7-Metil-1H-indazol-5-il)-2-(trifluorometil)-3H-imidazo[4,5-b]piridin-5-il)prop-2-en-1-ol; 223 3-(3-(7-Metil-1H-indazol-5-il)-2-(trifluorometil)-3H-imidazo[4,5-b]piridin-5-il)propan-1-ol; 224 3-(7-Metil-1H-indazol-5-il)-5-propil-2-(trifluorometil)-3H-imidazo[4,5-b]piridinฤ; 225 4-[3-(1H-Indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridin-2-il]piridin-2-ol; 226 3-(1H-Indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 227 3-(7-Cloro-1H-indazol-5-il)-2-ciclopropil-5-(difluorometil)imidazo[4,5-b]piridinฤ; 228 5-(Difluorometil)-2-(4-fluorofenil)-3-(7-metil-1H-indazol-5-il)imidazo[4,5-b]piridinฤ; 229 3-(7-Cloro-1H-indazol-5-il)-5-(difluorometil)-2-(4-fluorofenil)imidazo[4,5-b]piridinฤ; 230 6-[7-Morfolino-2,5-bis(trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzotiazol-2-onฤ; 231 4-[3-(1H-Indazol-5-il)-2,5-bis(trifluorometil)imidazo[4,5-b]piridin-7-il]morfolinฤ; 232 2-(1,1-Difluoropropil)-3-(1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 233 6-[2-(1,1,2,2,2-Pentafluoroetil)-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1 ,3-benzotiazol- 2-onฤ; 234 6-[2-(Difluorometil)-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzotiazol-2-onฤ; 235 6-[2-(Difluorometil)-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzoxazol-2-onฤ; 236 6-[2,5-Bis(trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzoxazol-2-onฤ; 237 3-(3-Fluoro-1H-indazol-5-il)-2,5-bis(trifluorometil)imidazo[4,5-b]piridinฤ; 238 5-(Difluorometil)-3-(1H-indazol-5-il)-2-(trifluorometil)imidazo[4,5-b]piridinฤ; 239 6-[2-Metoxi-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzotiazol-2-onฤ; 240 6-[2-Etoxi-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1 ,3-benzotiazol-2-onฤ; 241 2-Metoxi-3-(7-metil-1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 242 2-Etoxi-3-(7 -metil-1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 243 5-[2-Etoxi-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ; 244 5-[2-Metoxi-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ; 245 3-(1H-indazol-5-il)-2-(metilsulfonilmetil)-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 246 2-(3-Fluorociclobutil)-3-(7-metil-1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 247 2-(3-Fluorociclobutil)-3-(7-metil-1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 248 3-(7-Cloro-1H-indazol-5-il)-2-(3-fluorociclobutil)-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 249 3-(7-Cloro-lH-indazol-5-il)-2-(3-fluorociclobutil)-5-metil-imidazo[4,5-b]piridinฤ; 250 3-(7-Cloro-1H-indazol-5-il)-2-(3-fluorociclobutil)-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 251 2-(1-Metoxi-1-metil-etil)-3-(7-metil-1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 252 2-(1,1-Difluoroetil)-3-(7-metil-1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 253 2-(1-Fluoro-1-metil-etil)-3-(7-metil-1H-indazol-5-il)-5-(trifluorometil)imidazo[4, 5-b]piridinฤ; 254 3-(7-Cloro-1H-indazol-5-il)-2-(1-fluoro-1-metil-etil)-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 255 2-Ciclopropil-3-(7-metil-1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 256 (*R)-2-(1-Fluoroetil)-3-(7-metil-1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 257 (*S)-2-(1-Fluoroetil)-3-(7-metil-1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 258 3-(7-Cloro-1H-indazol-5-il)-2-(1-fluorociclopropil)-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 259 2-(l-Fluorociclopropil)-3-(7-metil-lH-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 260 3-(1H-Indazol-5-il)-N-izopropil-N-metil-5-(trifluorometil)imidazo[4,5-b]piridin-2-carboxamidฤ; 261 2-(2-Cloro-4-piridil)-3-(7-metil-1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 262 2-(2-Bromo-4-piridil)-3-(7-metil-1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 263 5-(Difluorometil)-2-(2-fluoro-4-piridil)-3-(7-metil-1H-indazol-5-il)imidazo[4,5-b] piridinฤ; 264 3-(7-Cloro-1H-indazol-5-il)-5-(difluorometil)-2-(2-fluoro-4-piridil)imidazo[4,5-b]piridinฤ; 265 3-(4-Cloro-1H-indazol-6-il)-2,5-bis(trifluorometil)imidazo[4,5-b]piridinฤ; 266 6-[2-(1,1-Difluoroetil)-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzotiazol-2-onฤ; 267 3-(7-Cloro-1H-indazol-5-il)-2-(1,1-difluoroetil)-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 268 3-(7-Cloro-1H-indazol-5-il)-5-metil-2-(trifluorometil)imidazo[4,5-b]piridinฤ; 269 3-(7-Cloro-1H-indazol-5-il)-5-(difluorometil)-2-izopropil-imidazo[4,5-b]piridinฤ; 270 3-(7-Cloro-1H-indazol-5-il)-2,5-bis(trifluorometil)imidazo[4,5-b]piridinฤ; 271 5-[2,5-Bis(trifluorometil)imidazo[4,5-b]piridin-3-il]-7-cloro-indolin-2-onฤ; 272 7-Cloro-5-[2-(difluorometil)-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ; 273 5-(Difluorometil)-2-izopropil-3-(7-metil-1H-indazol-5-il)imidazo[4,5-b]piridinฤ; 274 3-(7-Cloro-1H-indazol-5-il)-5-(difluorometil)-2-metil-imidazo[4,5-b]piridinฤ; 275 5-[2,5-Bis(trifluorometil)imidazo[4,5-b]piridin-3-il]-7-metil-indolin-2-onฤ; 276 5-[2-(1,1 Difluoroetil)-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-7-metil-indolin-2-onฤ; 277 3-(7-Cloro-1H-indazol-5-il)-2-(difluorometil)-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 278 3-(7-Cloro-1H-indazol-5-il)-2-(difluorometil)-5-metil-imidazo[4,5-b]piridinฤ; 279 3-(7-Cloro-1H-indazol-5-il)-6-fluoro-2-(trifluorometil)imidazo[4,5-b]piridinฤ; 280 3-(7-Bromo-1H-indazol-5-il)-2-(difluorometil)-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 281 6-[2,5-Bis(trifluorometil)imidazo[4,5-b]piridin-3-il]-4-metil-3H-1,3-benzotiazol-2-onฤ; 282 6-[2,5-Bis(trifluorometil)imidazo[4,5-b]piridin-3-il]-4-cloro-3H-1,3-benzotiazol-2-onฤ; 283 6-[2,5-Bis(trifluorometil)imidazo[4,5-b]piridin-3-il]-4-fluoro-3H-1,3-benzoxazol-2-onฤ; 284 5-[2,5-bis(trifluorometil)imidazo[4,5-b]piridm-3-il]-1H-indazol-7-carboxilat de metil; 285 5-[2-(Difluorometil)-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-1H-indazol-7-carboxilat de metil; 286 2-(Difluorometil)-3-(7-metil-1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 287 5-[2-(Difluorometil)-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-7-metil-indolin-2-onฤ; 288 5-[2-(Difluorometil)-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-7-fluoro-indolin-2-onฤ; 289 3-(4-Metil-1H-indazol-6-il)-2,5-bis(trifluorometil)imidazo[4,5-b]piridinฤ; 290 6-[2,5-Bis(trifluorometil)imidazo[4,5-b]piridin-3-il]-4-bromo-3H-1,3-benzoxazol-2-onฤ; 291 3-(1H-Indazol-6-il)-2,5-bis(trifluorometil)imidazo[4,5-b]piridinฤ; 292 5-[2,5-Bis(trifluorometil)imidazo[4,5-b]piridin-3-il]-1,3-dihidropirolo[2,3-b]piridin-2-onฤ; 293 3-(1H-Pirolo[2,3-b]piridin-5-il)-2,5-bis(trifluorometil)imidazo[4,5-b]piridinฤ; 294 3-(7-Metil-1H-indazol-5-il)-2,5-bis(trifluorometil)imidazo[4,5-b]piridinฤ; 295 5-[2,5-Bis(trifluorometil)imidazo[4,5-b]piridin-3-il]-1H-indazol-3-carbonitril; 296 5-[2-(Difluorometil)-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-1H-indazol-3-ol; 297 6-[2-Ciclopropil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ; 298 3-(3-Bromo-1H-indazol-5-il)-2-izopropil-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 299 7-Cloro-5-[2-izopropil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ; 300 3-(7-Cloro-lH-indazol-5-il)-6-fluoro-2-izopropil-imidazo[4,5-b]piridinฤ; 301 5-[2-Izopropil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-1,3-dihidropirolo[2,3-b]piridin-2-onฤ; 302 2-Izopropil-3-(1H-pirazolo[3,4-b]piridin-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 303 2-Izopropil-3-(1H-pirolo[2,3-b]piridin-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 304 3-(7-Alil-1H-indazol-5-il)-2,5-bis(trifluorometil)-3H-imidazo[4,5-b]piridinฤ; 305 3-(7-(Prop-1-en-2-il)-1H-indazol-5-il)-2,5-bis(trifluorometil)-3H-imidazo[4,5-b]piridinฤ; 306 3-(7-Cloro-1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 307 3-(7-Cloro-1H-indazol-5-il)-2-ciclopropil-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 308 3-(7-Cloro-1H-indazol-5-il)-2-ciclobutil-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 309 7-Metil-5-[2-metil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ; 310 5-[2-Izopropil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-7-metil-indolin-2-onฤ; 311 2-Izopropil-3-(4-metil-1H-indazol-6-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 312 3-(7-Cloro-1H-indazol-5-il)-2-metil-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 313 7-Cloro-5-[2-metil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ; 314 3-(7-Cloro-1H-indazol-5-il)-2-etil-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 315 2-Etil-3-(7-metil-1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 316 3-(7-Cloro-1H-indazol-5-il)-2-izopropil-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 317 3-(7-Metil-1H-indazol-5-il)-2-(trifluorometil)imidazo[4,5-b]piridinฤ; 318 7-Metil-5-[2-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ; 319 2-Metil-3-(7-metil-1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 320 3-(1H-Indazol-5-il)-5-(2-piridil)-2-(trifluorometil)imidazo[4,5-b]piridinฤ; 321 2-Ciclopropil-5-(difluorometil)-3-(1H-indazol-5-il)imidazo[4,5-b]piridinฤ; 322 5-(Difluorometil)-2-(4-fluorofenil)-3-(1H-indazol-5-il)imidazo[4,5-b]piridinฤ; 323 5-(Difluorometil)-3-(1H-indazol-5-il)-2-fenil-imidazo[4,5-b]piridinฤ; 324 3-(7-Cloro-1H-indazol-5-il)-5-(difluorometil)-2-(trifluorometil)imidazo[4,5-b]piridinฤ; 325 5-[5-(Difluorometil)-2-(trifluorometil)imidazo[4,5-b]piridin-3-il]-7-fluoro-indolin-2-onฤ; 326 5-(Difluorometil)-3-(7-metil-1H-indazol-5-il)-2-(trifluorometil)imidazo[4,5-b]piridinฤ; 327 3-(7-Cloro-1H-indazol-5-il)-2-(2-fluoro-4-piridil)-5-metil-imidazo[4,5-b]piridinฤ; 328 3-(7-Bromo-1H-indazol-5-il)-2-(2-fluoro-4-piridil)-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 329 5-(2-(Hidroximetil)-6-(trifluorometil)-1H-pirolo[2,3-b]piridin-1-il)-7-metilindolin-2-onฤ; 330 (1-(1H-Indazol-5-il)-6-(trifluorometil)-1H-pirolo[2,3-b]piridin-2-il)metanol; 331 7-Metil-5-(2-metil-6-(trifluorometil)-1H-pirolo[2,3-b]piridin-1-il)indolin-2-onฤ; 332 5-(2-Izopropil-1H-pirolo[2,3--il)-7-metil-1H-indazol; 333 1-(7-Cloro-1H-indazol-5-il)-2-metil-pirolo[2,3-b]piridinฤ; 334 5-[6-(Difluorometil)-2-izopropil-pirolo[2,3-b]piridin-1-il]-7-metil-indolin-2-onฤ; 335 1-(1H-Indazol-5-il)-2-izopropil-6-(trifluorometil)pirolo[2,3-b]piridinฤ; 336 5-[2-(Difluorometil)-6-(trifluorometil)pirolo[2,3-b]piridin-1-il]-7-metil-indolin-2-onฤ; 337 6-[2-(Difluorometil)-6-(trifluorometil)pirolo[2,3-b]piridin-1-il]-3H-1,3-benzotiazol-2-onฤ; 338 7-Cloro-5-(2-metilpirolo[2,3-b]piridin-1-il)indolin-2-onฤ; 339 1-(7-Metil-1H-indazol-5-il)-6-(trifluorometil)pirolo[2,3-b]piridin-3-ol; 340 3-(Difluorometil)-1-(7-metil-1H-indazol-5-il)-6-(trifluorometil)pirolo[2,3-b]piridinฤ; 341 6-Metil-1-(7-metil-1H-indazol-5-il)pirolo[2,3-b]piridinฤ; 342 5-(2-Izopropil-6-metil-pirolo[2,3-b]piridin-1-il)indolin-2-onฤ; 343 2-(4-Fluorofenil)-1-(1H-indol-5-il)-6-metoxi-pirolo[2,3-b]piridinฤ; 344 2-(4-Fluorofenil)-1-indolin-5-il-pirolo[2,3-b]piridinฤ; 345 2-(4-Fluorofenil)-1-(1H-indol-5-il)pirolo[2,3-b]piridinฤ; 346 5-[3-Bromo-2-(4-fluorofenil)pirolo[2,3-b]piridin-1-il]indolin-2-onฤ; 347 5-[2-(4-Fluorofenil)pirolo[2,3-b]piridin-1-il]indolin-2-onฤ; 348 6-Fluoro-2-(4-fluorofenil)-1-(1H-indol-5-il)pirolo[2,3-b]piridinฤ; 349 5-[3-Bromo-6-fluoro-2-(4-fluorofenil)pirolo[2,3-b]piridin-1-il]indolin-2-onฤ; 350 5-[6-Fluoro-2-(4-fluorofenil)pirolo[2,3-b]piridin-1-il]indolin-2-onฤ; 351 1-(1H-Indol-5-il)-2-metil-6-(trifluorometil)pirolo[2,3-b]piridinฤ; 352 5-[2-Metil-6-(trifluorometil)pirolo[2,3-b]piridin-1-il]indolin-2-onฤ; 353 7-Metil-5-(2-metil-1H-pirolo[2,3-b]piridin-1-il)indolin-2-onฤ; 354 5-(2-Metil-6-(trifluorometil)-1H-pirolo[2,3-b]piridin-1-il)-1H-indazol; 355 6-(2-Metil-6-(trifluorometil)-1H-pirolo[2,3-b]piridin-1-il)benzo[d]tiazol-2(3H)-onฤ; 356 1-(7-Cloro-1H-indazol-5-il)-2-izopropil-pirolo[2,3-b]piridinฤ; 357 7-Cloro-5-(2-izopropilpirolo[2,3-b]piridin-1-il)indolin-2-onฤ; 358 5-(2-Izopropilpirolo[2,3-b]piridin-1-il)-7-metil-indolin-2-onฤ; 359 5-(2-Ciclopropilpirolo[2,3-b]piridin-1-il)-7-metil-indolin-2-onฤ; 360 5-(2-Izopropil-6-metil-pirolo[2,3-b]piridin-1-il)-7-metil-indolin-2-onฤ; 361 7-Fluoro-5-(2-izopropilpirolo[2,3-b]piridin-1-il)indolin-2-onฤ; 362 7-Fluoro-5-(2-izopropil-6-metil-pirolo[2,3-b]piridin-1-il)indolin-2-onฤ; 363 7-Fluoro-5-(2-metilpirolo[2,3-b]piridin-1-il)indolin-2-onฤ; 364 7-Fluoro-5-[2-metil-6-(trifluorometil)pirolo[2,3-b]piridin-1-il]indolin-2-onฤ; 365 (RS)-7-Fluoro-5-[2-tetrahidrofuran-3-il-6-(trifluorometil)pirolo[2,3-b]piridin-1-il]indolin-2-onฤ; 366 7-Fluoro-5-[2-(metoximetil)-6-(trifluorometil)pirolo[2,3-b]piridin-1-il]indolin-2-onฤ; 367 5-[2-Izopropil-6-(trifluorometil)pirolo[2,3-b]piridin-1-il]-7-metil-indolin-2-onฤ; 368 (RS)-5-[2-(1-Metoxietil)pirolo[2,3-b]piridin-1-il]-7-metil-indolin-2-onฤ; 369 7-Fluoro-5-[2-izopropil-6-(trifluorometil)pirolo[2,3-b]piridin-1-il]indolin-2-onฤ; 370 2-Izopropil-1-(7-metil-1H-indazol-5-il)-6-(trifluorometil)pirolo[2,3-b]piridinฤ; 371 2-(3-Fluoropropil)-1-(7-metil-1H-indazol-5-il)-6-(trifluorometil)pirolo[2,3-b]piridinฤ; 372 1-(7-Cloro-1H-indazol-5-il)-2-(3-fluoropropil)-6-(trifluorometil)pirolo[2,3-b]piridinฤ; 373 2-Metil-1-(7-metil-1H-indazol-5-il)-6-(trifluorometil)pirolo[2,3-b]piridinฤ; 374 1-(7-Cloro-1H-indazol-5-il)-2-metil-6-(trifluorometil)pirolo[2,3-b]piridinฤ; 375 2-Metil-1-(7-metil-1H-indazol-5-il)pirolo[2,3-b]piridinฤ; 376 5-[2-Izopropil-6-(trifluorometil)pirolo[2,3-b]piridin-1-il]-1H-pirazolo[3,4-b]piridinฤ; 377 1-(7-Metil-1H-indazol-5-il)-6-(trifluorometil)pirolo[2,3-b]piridinฤ; 378 7-Metil-5-(6-metilpirolo[2,3-b]piridin-1-il)indolin-2-onฤ; 379 7-Fluoro-5-(6-metilpirolo[2,3-b]piridin-1-il)indolin-2-onฤ; 380 5-(2-Ciclopropil-6-metil-pirolo[2,3-b]piridin-1-il)indolin-2-onฤ; 381 2-(4-Fluorofenil)-1-(1H-indol-5-il)-6-metil-pirolo[2,3-b]piridinฤ; 382 5-[2-(4-Fluorofenil)-6-metil-pirolo[2,3-b]piridin-1-il]indolin-2-onฤ; 383 5-[6-Cloro-2-(4-fluorofenil)pirolo[2,3-b]piridin-1-il]indolin-2-onฤ; 384 5-[2-(4-Fluorofenil)-6-metoxi-pirolo[2,3-b]piridin-1-il]indolin-2-onฤ; 385 6-Cloro-2-(4-fluorofenil)-1-(1H-indol-5-il)pirolo[2,3-b]piridinฤ; 386 6-terลฃ-butoxi-2-(4-fluorofenil)-1-(1H-indol-5-il)pirolo[2,3-b]piridinฤ; 387 2-(4-Fluorofenil)-1-(1H-indol-5-il)-6-(trifluorometil)pirolo[2,3-b ]piridinฤ; 388 1-(1H-Indol-5-il)-2-fenil-6-(trifluorometil)pirolo[2,3-b]piridinฤ; 389 5-[3-Bromo-2-ciclopropil-6-(trifluorometil)pirolo[2,3-b]piridin-1-il]indolin-2-onฤ; 390 6-Metil-2-fenil-1-(1H-pirolo[2,3-b]piridin-5-il)pirolo[2,3-b]piridinฤ; 391 2-Izopropil-1-(1H-pirolo[2,3-b]piridin-5-il)-6-(trifluorometil)pirolo[2,3-b]piridinฤ; 392 2-Metil-1-(1H-pirolo[2,3-b]piridin-5-il)-6-(trifluorometil)pirolo[2,3-b]piridinฤ; 393 5-(3-Bromo-6-metil-2-fenil-pirolo[2,3-b]piridin-1-il)-1,3-dihidropirolo[2,3-b]piridin-2-onฤ; 394 5-[3-Bromo-2-izopropil-6-(trifluorometil)pirolo[2,3-b]piridin-1-il]-1,3-dihidropirolo[2,3-b]piridin-2-onฤ; 395 5-[3-Bromo-2-metil-6-(trifluorometil)pirolo[2,3-b]piridin-1-il]-1,3-dihidropirolo[2,3-b]piridin-2-onฤ; 396 5-[2-Izopropil-6-(trifluorometil)pirolo[2,3-b]piridin-1-il]indolin-2-onฤ; 397 5-[2-Fenil-6-(trifluorometil)pirolo[2,3-b]piridin-1-il]indolin-2-onฤ; 398 5-[2-(4-Fluorofenil)-6-(trifluorometil)pirolo[2,3-b]piridin-1-il]indolin-2-onฤ; 399 5-[2-Ciclopropil-6-(trifluorometil)pirolo[2,3-b]piridin-1-il]indolin-2-onฤ; 400 5-(6-Metil-2-fenil-pirolo[2,3-b]piridin-1-il)-1,3-dihidropirolo[2,3-b]piridin-2-onฤ; 401 5-[2-Izopropil-6-(trifluorometil)pirolo[2,3-b]piridin-1-il]-1,3-dihidropirolo[2,3-b]piridin-2-onฤ; 402 5-[2-Metil-6-(trifluorometil)pirolo[2,3-b]piridin-1-il]-1,3-dihidropirolo[2,3-b]piridin-2-onฤ; 403 5-(2-Etilpirolo[2,3-b]piridin-1-il)-7-metil-indolin-2-onฤ; 404 (*R)-2-(sec-Butil)-3-(7-cloro-1H-indazol-5-il)-5-(trifluorometil)-3H-imidazo[4,5-b]piridinฤ; 405 (*S)-2-(sec-Butil)-3-(7-cloro-1H-indazol-5-il)-5-(trifluorometil)-3H-imidazo[4,5-b]piridinฤ; 406 (*R)-2-(sec-Butil)-3-(7-metil-1H-indazol-5-il)-5-(trifluorometil)-3H-imidazo[4,5-b]piridinฤ; 407 (*S)-2-(sec-Butil)-3-(7-metil-1H-indazol-5-il)-5-(trifluorometil)-3H-imidazo[4,5-b]piridinฤ; 408 (*R)-3-(7-Cloro-1H-indazol-5-il)-2-(1-fluoroetil)-5-(trifluorometil)-3H-imidazo[4,5-b]piridinฤ; 409 (*S)-3-(7-Cloro-1H-indazol-5-il)-2-(1-fluoroetil)-5-(trifluorometil)-3H-imidazo[4,5-b]piridinฤ; 410 3-(7-Cloro-1H-indazol-5-il)-2-(1,1-difluoroetil)-5-metil-3H-imidazo[4,5-b]piridinฤ; 411 3-(7-Cloro-1H-indazol-5-il)-2-(ciclopropilmetil)-5-(trifluorometil)-3H-imidazo[4,5-b]piridinฤ; 412 3-(7-Cloro-1H-indazol-5-il)-2-propil-5-(trifluorometil)-3H-imidazo[4,5-b]piridinฤ; 413 3-(7-Cloro-1H-indazol-5-il)-2-(metoximetil)-5-(trifluorometil)-3H-imidazo[4,5-b]piridinฤ; 414 3-(7-Cloro-1H-indazol-5-il)-2-izobutil-5-(trifluorometil)-3H-imidazo[4,5-b]piridinฤ; 415 3-(7-Cloro-1H-indazol-5-il)-5-metoxi-2-(trifluorometil)-3H-imidazo[4,5-b]piridinฤ; 416 3-(7-Cloro-1H-indazol-5-il)-2-(2,2,2-trifluoroetil)-5-(trifluorometil)-3H-imidazo[4,5-b] piridinฤ; 417 2-(1,1-Difluoropropil)-3-(7-metil-1H-indazol-5-il)-5-(trifluorometil)-3H-imidazo[4,5-b]piridinฤ; 418 3-(7-Metil-1H-indazol-5-il)-5-(trifluorometil)-2-(3,3,3-trifluoropropil)-3H-imidazo[4,5-b]piridinฤ; 419 3-(7-Cloro-1H-indazol-5-il)-2,6-bis(trifluorometil)-3H-imidazo[4,5-b]piridinฤ; 420 5-(5-Fluoro-2-izopropil-1H-pirolo[2,3-b]piridin-1-il)-7-metilindolin-2-onฤ; 421 5-(6-(Difluorometil)-2-metil-1H-pirolo[2,3-b]piridin-1-il)-7-metilindolin-2-onฤ; 422 1-(7-Metil-2-oxoindolin-5-il)-6-(trifluorometil)-1H-pirolo[2,3-b]piridin-2-carbaldehidฤ; 442 2-(2-Cloro-4-piridil)-3-(7-metil-1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 443 2-(2-Bromo-4-piridil)-3-(7-metil-1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 445 2-(2-[19F]fluoro-4-piridil)-3-(7-metil-1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ; ลi 446 2-(2-[18F]fluoro-4-piridil)-3-(7-metil-1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ.
O realizare suplimentarฤ a invenลฃiei de faลฃฤ este un compus aลa cum se aratฤ mai jos รฎn Tabelul 2.
Tabelul 2.
Ex # Denumire Compus 423 3-(7-Etil-1H-indazol-5-il)-2,5-bis(trifluorometil)-3H-imidazo[4,5-b]piridinฤ; 424 3-(7-Izopropil-1H-indazol-5-il)-2,5-bis(trifluorometil)-3H-imidazo[4,5-b]piridinฤ; 425 5-(2,5-Bis(trifluorometil)-3H-imidazo[4,5-b]piridin-3-il)-1H-indazol-7-carbonitril; 426 3-(7-Cloro-1H-indazol-5-il)-2-izopropil-6-(trifluorometil)-3H-imidazo[4,5-b]piridinฤ; 427 3-(7-Cloro-1H-indazol-5-il)-6-metil-2-(trifluorometil)-3H-imidazo[4,5-b]piridinฤ; 428 3-(7-Cloro-1H-indazol-5-il)-7-metil-2,5-bis(trifluorometil)-3H-imidazo[4,5-b]piridinฤ; 429 7-Metil-3-(7-metil-1H-indazol-5-il)-2,5-bis(trifluorometil)-3H-imidazo[4,5-b]piridinฤ; 430 3-(7-Cloro-1H-indazol-5-il)-2-izopropil-7-metil-5-(trifluorometil)-3H-imidazo[4,5-b]piridinฤ; 431 3-(7-Cloro-1H-indazol-5-il)-7-metoxi-2,5-bis(trifluorometil)-3H-imidazo[4,5-b]piridinฤ; 432 3-(7-Cloro-1H-indazol-5-il)-2-(1-ciclopropiletil)-5-(trifluorometil)-3H-imidazo[4,5-b]piridinฤ; 433 3-(7-Cloro-1H-indazol-5-il)-2-(1-metilciclopropil)-5-(trifluorometil)-3H-imidazo[4,5-b]piridinฤ; 434 3-(7-Metil-1H-indazol-5-il)-2-(1-metilciclopropil)-5-(trifluorometil)-3H-imidazo[4,5-b]piridinฤ; 435 3-(7-Cloro-1H-indazol-5-il)-2-(1-metoxietil)-5-(trifluorometil)-3H-imidazo[4,5-b]piridinฤ; 436 6-Cloro-3-(7-cloro-1H-indazol-5-il)-2-(trifluorometil)-3H-imidazo[4,5-b]piridinฤ; 437 3-(7-Cloro-1H-indazol-5-il)-5-(trifluorometil)-2-(1,1,1-trifluoropropan-2-il)-3H-imidazo[4,5-b]piridinฤ; 438 5-(4-(Dimetilamino)-2-metil-1H-pirolo[2,3-b]piridin-1-il)-7-metilindolin-2-onฤ; 439 5-(4-(Azetidin-1-il)-2-metil-1H-pirolo[2,3-b]piridin-1-il)-7-metilindolin-2-onฤ; 440 5-(4-Metoxi-2-metil-1H-pirolo[2,3-b]piridin-1-il)-7-metilindolin-2-onฤ; 441 5-(2,4-Dimetil-1H-pirolo[2,3-b]piridin-1-il)-7-metilindolin-2-onฤ;
ลi sฤruri acceptabile farmaceutic, N-oxizi, sau solvaลฃi ai acestora.
O realizare suplimentarฤ a invenลฃiei este o compoziลฃie farmaceuticฤ cuprinzรขnd:
(A) o cantitate eficientฤ de cel puลฃin un compus cu Formula (I):
รฎn care
X este N sau CR6;
R1 \tabeste un membru selectat din grupul constรขnd din: H, -alchilC1-5, -haloalchilC1-5, -alcoxiC1-5 -(CH2)2C(=O)OCH3, -(CH2)1-3OH, -(CH2)1-2O-alchilC1-5, -CH(CH3)OCH3, -C(CH3)2OCH3, -CH2SO2CH3, -C(=O)H, -NH-alchilC1-5, -N(alchilC1-5)2, -C(=O)N(H)alchilC1-5, -C(=O)N(alchilC1-5)2, -cicloalchilC3-8, -(CH2)-cicloalchilC3-8, -CH(CH3)-cicloalchilC3-8, -NH-cicloalchilC3-8, -C(=O)NH-ciclopropil,-C(=O)-NH-fenil, -C(=O)-azetidinil, -C(=O)-pirolidinil, azetidinil, fenil, benzil, oxetanil, tetrahidrofuranil, tetrahidropiranil, -CH2-pirazinil, furanil, tienil, ลi piridinil, รฎn care inelele -cicloalchilC3-8, fenil, oxetanil, azetidinil, tetrahidrofuranil, tetrahidropiranil, piridinil, pirazinil, furanil ลi tienil sunt fiecare รฎn mod independent substituite opลฃional cu 1-3 substituenลฃi selectaลฃi din grupul constรขnd din: halo, -alchilC1-5, -haloalchilC1-5, -haloalcoxiC1-5, -OH, ลi -C(=O)OalchilC1-5;
R2 \tabeste selectat din grupul constรขnd din:
รฎn care fiecare R2 este รฎn mod independent substituit opลฃional cu un membru selectat din grupul constรขnd din: 3H, halo, -alchilC1-5, -alchenilC1-5, -CN, -OH, CH=CHCH2OH, -(CH2)3COH, C(=O)OalchilC1-5, ลi fenil;
R3 \tabeste selectat din grupul constรขnd din: H, halo, -alchilC1-5, -S-alchilC1-5, -haloalchilC1-5, -alcoxiC1-5 -NR3aR3b, -OH, -(CH2)1-3OH, -CH=CHCH2OH, -cicloalchilC3-8, piperidinil, piperazinil, morfolinil, ลi piridil; fiecare R3a ลi R3b sunt selectaลฃi รฎn mod independent din grupul constรขnd din H ลi alchilC1-5;
R4 este selectat din grupul constรขnd din: H, halo, -CH3, ลi -CF3;
R5 este selectat din grupul constรขnd din: H, -OH, -alchilC1-5, -alcoxiC1-5, -haloalchilC1-5, -haloalcoxiC1-5, -NR5aR5b, azetidinil, ลi morfolinil; fiecare R5a ลi R5b sunt selectaลฃi รฎn mod independent din grupul constรขnd din: -alchilC1-5, ลi -haloalchilC1-5;
R6 \tabeste selectat din grupul constรขnd din: H, -OH, -CHF2, ลi -Br; ลi
R7 \tabeste H sau -alchilC1-5;
ลi sฤruri acceptabile farmaceutic, N-oxizi sau solvaลฃi ai compuลilor cu Formula (I);
ลi (B) cel puลฃin un excipient acceptabil farmaceutic
O realizare suplimentarฤ a invenลฃiei este o compoziลฃie farmaceuticฤ cuprinzรขnd ลi cantitate eficientฤ de cel puลฃin un compus cu Formula (IA), precum ลi sฤruri acceptabile farmaceutic, N-oxizi sau solvaลฃi ai compuลilor cu Formula (IA), promedicamente acceptabile farmaceutic ale compuลilor cu Formula (IA), ลi metaboliลฃi activi farmaceutic cu Formula (IA); ลi cel puลฃin un excipient acceptabil farmaceutic.
O realizare suplimentarฤ a invenลฃiei este o compoziลฃie farmaceuticฤ cuprinzรขnd ลi o cantitate eficientฤ din cel puลฃin un compus cu Formula (IE), precum ลi sฤruri acceptabile farmaceutic, N-oxizi sau solvaลฃi ai compuลilor cu Formula (IE), promedicamente acceptabile farmaceutic ale compuลilor cu Formula (IE), ลi metaboliลฃi activi farmaceutic cu Formula (IE); ลi cel puลฃin un excipient acceptabil farmaceutic.
O realizare suplimentarฤ a invenลฃiei este o compoziลฃie farmaceuticฤ cuprinzรขnd o cantitate eficientฤ de cel puลฃin un compus รฎn Tabelul 1, precum ลi sฤruri acceptabile farmaceutic, N-oxizi sau solvaลฃi ai compuลilor din Tabelul 1, promedicamente acceptabile farmaceutic ale compuลilor din Tabelul 1, ลi metaboliลฃi activi farmaceutic din Tabelul 1; ลi cel puลฃin un excipient acceptabil farmaceutic
O realizare suplimentarฤ a invenลฃiei este o compoziลฃie farmaceuticฤ care cuprinde ลi o cantitate eficientฤ din cel puลฃin un compus din Tabelul 2, precum ลi sฤruri acceptabile farmaceutic, N-oxizi sau solvaลฃi ai compuลilor din Tabelul 2, promedicamente acceptabile farmaceutic ale compuลilor din Tabelul 2, ลi metaboliลฃi farmaceutic activi din Tabelul 2; ลi cel puลฃin un excipient acceptabil farmaceutic.
De asemenea รฎn domeniul invenลฃiei sunt enantiomeri ลi diastereomeri ai compuลilor cu Formula (I) (precum ลi cu Formulele (IA) ลi (IE)). De asemenea sunt รฎn domeniul invenลฃiei sฤrurile acceptabile farmaceutic, N-oxizii sau solvaลฃii compuลilor cu Formula (I) (precum ลi cu Formulele (IA) ลi (IE)). De asemenea sunt รฎn domeniul invenลฃiei promedicamentele acceptabile farmaceutic ale compuลilor cu Formula (I) (precum ลi cu Formulele (IA) ลi (IE)), ลi metaboliลฃii activi farmaceutic ai compuลilor cu Formula (I) (precum ลi cu Formulele (IA) ลi (IE)).
De asemenea sunt รฎn domeniul invenลฃiei variaลฃiile izotopice ale compuลilor cu Formula (I) (precum ลi cu Formulele (IA) ลi (IE)), cum ar fi, de exemplu, compuลii deuteraลฃi cu Formula (I). De asemenea sunt รฎn domeniul invenลฃiei sฤrurile acceptabile farmaceutic, N-oxizii sau solvaลฃii variaลฃiilor izotopice ale compuลilor cu Formula (I) (precum ลi cu Formulele (IA) ลi (IE)). De asemenea sunt รฎn domeniul invenลฃiei promedicamentele acceptabile farmaceutic ale variaลฃiilor izotopice ale compuลilor cu Formula (I) (precum ลi cu Formulele (IA) ลi (IE)), ลi metaboliลฃii activi farmaceutic ai variaลฃiilor izotopice ale compuลilor cu Formula (I) (precum ลi cu Formulele (IA) ลi (IE)).
O realizare suplimentarฤ a invenลฃiei este un compus pentru utilizare รฎntr-o metodฤ de tratare a unui subiect care suferฤ de, sau este diagnosticat cu o boalฤ, tulburare, sau afecลฃiune medicalฤ mediatฤ de activitatea receptorului AMPA, respectiva metodฤ cuprinzรขnd administrarea la un subiect care are nevoie de un astfel de tratament a unei cantitฤลฃi eficiente de compus menลฃionat, ลi รฎn care compusul menลฃionat este selectat dintre compuลi cu Formula (I):
รฎn care
X este N sau CR6;
R1 \tabeste un membru selectat din grupul constรขnd din: H, -alchilC1-5, -haloalchilC1-5, -alcoxiC1-5, -(CH2)2C(=O)OCH3, -(CH2)1-3OH, -(CH2)1-2O-alchilC1-5, -CH(CH3)OCH3, -C(CH3)2OCH3, -CH2SO2CH3, -C(=O)H, -NH-alchilC1-5, -N(alchilC1-5)2, -C(=O)N(H)alchilC1-5, -C(=O)N(alchilC1-5)2, -cicloalchilC3-8, -(CH2)-cicloalchilC3-8, -CH(CH3)-cicloalchilC3-8, -NH-cicloalchilC3-8, -C(=O)NH-ciclopropil, -C(=O)-NH-fenil, -C(=O)-azetidinil, -C(=O)-pirolidinil, azetidinil, fenil, benzil, oxetanil, tetrahidrofuranil, tetrahidropiranil, -CH2-pirazinil, furanil, tienil, ลi piridinil, รฎn care inelele -cicloalchilC3-8, fenil, oxetanil, azetidinil, tetrahidrofuranil, tetrahidropiranil, piridinil, pirazinil, furanil ลi tienil sunt fiecare รฎn mod independent substituite opลฃional cu 1-3 substituenลฃi selectaลฃi din grupul constรขnd din: halo, -alchilC1-5, -haloalchilC1-5, -haloalcoxiC1-5, -OH, ลi -C(=O)OalchilC1-5;
R2 \tabeste selectat din grupul constรขnd din:
รฎn care fiecare R2 este รฎn mod independent substituit opลฃional cu un membru selectat din grupul constรขnd din: 3H, halo, -alchilC1-5, -alchenilC1-5, -CN, -OH, CH=CHCH2OH, -(CH2)3COH, C(=O)OalchilC1-5, ลi fenil;
R3 \tabeste selectat din grupul constรขnd din: H, halo, -alchilC1-5, -S-alchilC1-5, -haloalchilC1-5, -alcoxiC1-5 -NR3aR3b, -OH, -(CH2)1-3OH, -CH=CHCH2OH, -cicloalchilC3-8, piperidinil, piperazinil, morfolinil, ลi piridil;
fiecare R3a ลi R3b sunt selectaลฃi รฎn mod independent din grupul constรขnd din H ลi alchilC1-5;
R4 \tabeste selectat din grupul constรขnd din: H, halo, -CH3, ลi -CF3;
R5 \tabeste selectat din grupul constรขnd din: H, -OH, -alchilC1-5, -alcoxiC1-5, -haloalchilC1-5, -haloalcoxiC1-5, -NR5aR5b, azetidinil, ลi morfolinil; fiecare R5a ลi R5b sunt selectaลฃi รฎn mod independent din grupul constรขnd din: -alchilC1-5, ลi -haloalchilC1-5;
R6 \tabeste selectat din grupul constรขnd din: H, -OH, -CHF2, ลi -Br; ลi
R7 \tabeste H sau -alchilC1-5;
ลi sฤruri acceptabile farmaceutic, N-oxizi, sau solvaลฃi ai acestora, la un subiect care are nevoie de aceasta.
Subtipul AMPA de receptori glutamat sunt canale ionice รฎnconjurate de glutamat exprimate รฎn primul rรขnd pe membranele postsinaptice ale sinapselor excitatorii รฎn sistemul nervos central. Receptorii AMPA se asambleazฤ ca tetrameri de subunitฤลฃi. Mamiferele exprimฤ patru subunitฤลฃi de receptor AMPA, denumite GluAl-GluA4. รn mediul lor nativ, tetramerii GluA care formeazฤ pori se asociazฤ direct sau indirect cu numeroase proteine auxiliare. Marea varietate de proteine care pot participa la complecลii receptorilor AMPA mฤreลte foarte mult capacitatea unui neuron de a regla caracteristicile de rฤspuns ale sinapselor sale.
Receptorii AMPA mediazฤ majoritatea neurotransmisiei rapide รฎntre golurile sinaptice. Totuลi, deoarece activitatea receptorilor AMPA este atรขt de omniprezentฤ รฎn SNC, antagonismul general afecteazฤ majoritatea zonelor din SNC, conducรขnd la efecte nedorite, cum ar fi ataxie, sedare ลi/sau ameลฃealฤ, care sunt รฎmpฤrtฤลite de toลฃi antagoniลtii cunoscuลฃi ai receptorilor AMPA.
Pentru a ocoli problemele cu efectele secundare menลฃionate mai sus, se propune prin prezenta cฤ modularea selectivฤ a complecลilor de receptor AMPA asociat cu TARP ฮณ8 oferฤ agenลฃi terapeutici eficienลฃi care de asemenea evitฤ sau reduc efectele secundare asociate cu administrarea modulatorilor neselectivi ai receptorului AMPA. TARP ฮณ8 este รฎn primul rรขnd exprimatฤ รฎn hipocamp ลi cortex, รฎn timp ce TARP ฮณ2 este รฎn primul rรขnd exprimatฤ รฎn cerebel. รntr-un aspect, modularea selectivฤ TARP ฮณ8 evitฤ potenลฃial modularea complecลilor receptor AMPA asociat cu TARP ฮณ2, care sunt mai prevalenลฃi รฎn cerebel, reducรขnd prin urmare efectele secundare asociate cu antagonismul AMPA general (nedependent TARP/neselectiv).
De exemplu, modularea selectivฤ a complecลilor receptor AMPA asociat cu TARP ฮณ8 este consideratฤ ca un efect terapeutic anti-convulsivant/anti-epileptic eficient, cu efecte secundare reduse (de exemplu sedare, ataxie, ลi/sau ameลฃealฤ) asociate antagoniลtilor AMPA generali (nedependenลฃi de TARP /neselectivi). รn mod similar, reducerea supra-excitabilitฤลฃii hipocampului, utilizรขnd modularea selectivฤ a complecลilor receptori AMPA asociaลฃi cu TARP ฮณ8 poate duce la normalizarea simptomelor schizofreniei, ลi poate proteja รฎmpotriva scฤderii ulterioare a volumului hipocampului. รntr-un alt caz, atenuarea selectivฤ a excitabilitฤลฃii hipocampului, prin modularea selectivฤ a complecลilor receptor AMPA asociat TARP ฮณ8, ar putea oferi beneficii terapeutice pacienลฃilor cu tulburare bipolarฤ. De asemenea, modularea selectivฤ a complecลilor de receptori AMPA asociaลฃi cu TARP ฮณ8 รฎn cadrul hipocampului poate fi un anxiolitic eficient.
Corespunzฤtor, รฎn acest document sunt furnizaลฃi compuลi care sunt modulatori selectivi ai complecลilor receptor AMPA asociat cu TARP ฮณ8. Compuลii care sunt modulatori selectivi ai complecลilor receptor AMPA asociat cu TARP ฮณ8 amelioreazฤ ลi/sau eliminฤ efectele secundare (de exemplu sedare, ataxie, ลi/sau ameลฃealฤ) ale modulatorilor receptorului AMPA generali (nedependenลฃi de TARP/neselectivi).
รn unele realizฤri, รฎn acest document sunt furnizaลฃi compuลi care moduleazฤ selectiv activitatea complecลilor cuprinzรขnd receptorii GluA1 asociaลฃi cu proteina TARP ฮณ8.
รntr-o realizare, modularea selectivฤ a complecลilor receptor AMPA asociat cu TARP ฮณ8 se referฤ la antagonismul selectiv al complecลilor receptor AMPA asociat cu TARP ฮณ8. รntr-o altฤ realizare, modularea selectivฤ a complecลilor receptor AMPA asociat cu TARP ฮณ8 se referฤ la inhibarea parลฃial selectivฤ a complecลilor receptor AMPA asociat cu TARP ฮณ8. รntr-o realizare suplimentarฤ, antagonismul selectiv al complecลilor receptor AMPA asociat cu TARP ฮณ8 se referฤ la modularea alostericฤ negativฤ a complecลilor receptor AMPA asociat cu TARP ฮณ8. Invenลฃia se referฤ la metode de utilizare a compuลilor descriลi รฎn acest document pentru a trata subiecลฃi diagnosticaลฃi cu, sau care suferฤ de, o boalฤ, tulburare, sau afecลฃiune mediatฤ de activitatea receptorului AMPA. Aceste metode sunt realizate prin administrarea cฤtre subiect a unui compus al invenลฃiei. รn unele realizฤri, compuลii descriลi รฎn acest document sunt selectivi pentru modularea complecลilor receptor AMPA asociat cu TARP ฮณ8.
O boalฤ, tulburare sau afecลฃiune mediatฤ de receptorul AMPA include, ลi nu este limitatฤ la, ischemie cerebralฤ, leziune la cap, leziune la mฤduva spinฤrii, boalฤ Alzheimer, boalฤ Parkinson, sclerozฤ lateralฤ amiotroficฤ (ALS), coree Huntington, tulburฤri nervoase รฎn SIDA, epilepsie, tulburare mentalฤ, tulburare de mobilitate, durere, spasticitate, tulburare nervoasฤ de la toxine din alimente, diferite boli neurodegenerative, diferite boli mentale, durere cronicฤ, migrenฤ, durere รฎn cancer, neuropatie diabeticฤ, encefalitฤ, encefalomielitฤ diseminatฤ acutฤ, polineuropatie demielinizantฤ acutฤ (sindrom Guillain Barre), polineuropatie demielinizantฤ inflamatorie cronicฤ, sclerozฤ multiplฤ, durere cronicฤ, migrenฤ, dureri de cancer, neuropatie diabeticฤ, encefalitฤ, encefalomielitฤ acutฤ diseminatฤ, polineuropatie demielinizantฤ acutฤ sclerozฤ multiplฤ, durere cronicฤ, migrenฤ, durere รฎn cancer, neuropatie diabeticฤ, encefalitฤ, encefalomielitฤ diseminatฤ acutฤ, polineuropatie demielinizantฤ acutฤ (sindrom Guillain Barre), polineuropatie demielinizantฤ inflamatorie cronicฤ, sclerozฤ multiplฤ, boalฤ Marchifava-Bignami, mielinolizฤ pontinฤ centralฤ, sindrom Devic, boalฤ Balo, mielopatie HIV sau HTLV, leucoencefalopatie multifocalฤ progresivฤ, o tulburare demielinizantฤ secundarฤ (de exemplu, lupus eritematos al SNC, poliarteritฤ nodoasฤ, sindrom Sjogren, sarcoidozฤ ลi vasculitฤ cerebralฤ izolatฤ), schizofrenie, depresie ลi tulburare bipolarฤ. รn unele variante, boala, tulburarea sau starea mediatฤ de AMPA este depresie, tulburฤri de anxietate, depresie anxioasฤ, tulburare de stres post traumatic, epilepsie, schizofrenie, schizofrenie prodromalฤ sau o tulburare cognitivฤ.
รntr-un grup de realizฤri, o boalฤ, tulburare sau afecลฃiune mediatฤ de receptorul AMPA este o afecลฃiune legatฤ de hiperexcitabilitatea hipocampului. รntr-o realizare prezentatฤ รฎn acest document sunt furnizate metode pentru a diminua selectiv activitatea hipocampului รฎn creier, care cuprind administrarea compuลilor descriลi รฎn acest document la un subiect care are nevoie de aceasta. รntr-o realizare, รฎn acest document sunt furnizaลฃi compuลi pentru utilizare รฎn metode pentru tratamentul unei boli, tulburฤri sau afecลฃiuni mediate de receptorul AMPA, care este depresie, metodele menลฃionate cuprinzรขnd administrarea compuลilor la un subiect care are nevoie de aceasta. Aลa cum s-a utilizat รฎn acest document, depresia include ลi nu este limitatฤ la, depresie majorฤ, depresie psihoticฤ, tulburare depresivฤ persistentฤ, depresie post-partum, tulburare afectivฤ sezonierฤ, depresie care este rezistentฤ la alte anti-depresive, depresie maniacฤ asociatฤ cu tulburare bipolarฤ, ลi tulburare de stres post traumatic. รntr-o altฤ realizare, รฎn acest document sunt furnizaลฃi compuลi pentru utilizare รฎn metode pentru tratamentul unei boli, tulburฤri sau afecลฃiuni mediate de receptorul AMPA, care este tulburare de stres post traumatic (PTSD), metodele menลฃionate cuprinzรขnd administrarea compuลilor la un subiect care are nevoie de aceasta. รntr-o altฤ realizare, รฎn acest document sunt furnizaลฃi compuลi pentru utilizare รฎn metode pentru tratamentul unei boli, tulburฤri sau afecลฃiuni mediate de receptorul AMPA, care este epilepsie, schizofrenie, sau schizofrenie prodromalฤ, metodele menลฃionate cuprinzรขnd administrarea compuลilor la un subiect care are nevoie de aceasta. รn รฎncฤ o altฤ realizare, รฎn acest document sunt furnizaลฃi compuลi pentru utilizare รฎn metode pentru tratamentul unei boli, tulburฤri sau afecลฃiuni mediate de receptorul AMPA, care este o tulburare cognitivฤ, metodele menลฃionate cuprinzรขnd administrarea compuลilor la un subiect care are nevoie de aceasta. Aลa cum s-a utilizat รฎn acest document, tulburare cognitivฤ include ลi nu este limitatฤ la, depreciere cognitivฤ uลoarฤ, amnezie, demenลฃฤ, delir, tulburฤri cognitive asociate cu tulburฤri de anxietate, tulburฤri de dispoziลฃie ลi tulburฤri psihotice.
รn unele realizฤri, administrarea unui compus al invenลฃiei, sau a unei sฤri acceptabile farmaceutic a acestuia, este eficientฤ รฎn prevenirea bolii; de exemplu, prevenirea unei boli, afecลฃiuni sau tulburฤri la un individ care poate fi predispus la o boalฤ, afecลฃiune sau tulburare dar รฎncฤ nu experimenteazฤ sau afiลeazฤ patologia sau simptomatologia bolii.
Realizฤri, caracteristici, ลi avantaje suplimentare ale invenลฃiei vor fi evidente din urmฤtoarea descriere detaliatฤ ลi prin practicarea invenลฃiei.
Invenลฃia poate fi apreciatฤ mai complet prin referire la urmฤtoarea descriere, incluzรขnd urmฤtorul glosar de termeni ลi exemplele concluzive.
Definiลฃii
Aลa cum s-a utilizat รฎn acest document, termenii โincluzรขndยซ, โconลฃinรขndยซ ลi โcuprinzรขndยซ sunt utilizaลฃi รฎn acest document รฎn sensurile lor deschise, nelimitative.
Termenul โalchilยซ se referฤ la o grupare alchil cu catenฤ liniarฤ sau ramificatฤ avรขnd de la 1 pรขnฤ la 12 atomi de carbon รฎn catenฤ. รn unele realizฤri, o grupare alchil este o grupare alchilC1-C6. รn unele realizฤri, o grupare alchil este o grupare alchilC1-C4. Exemplele de grupฤri alchil includ metil (Me) etil (Et), n-propil, izopropil, butil, izobutil, sec-butil, terลฃ-butil (tBu), pentil, izopentil, terลฃ-pentil, hexil, izohexil, ลi grupฤri care รฎn lumina unei calificฤri obiลnuite ลi a cunoลtinลฃelor furnizate รฎn acest document, ar fi considerate echivalente cu oricare dintre exemplele de mai sus.
Termenul โhaloalchilยซ se referฤ la o grupare alchil cu catenฤ liniarฤ sau ramificatฤ avรขnd de la 1 pรขnฤ la 12 atomi de carbon รฎn catenฤ ลi avรขnd cel puลฃin unul dintre hidrogeni รฎnlocuit cu un halogen. รn unele realizฤri, o grupare haloalchil este o grupare haloalchilC1-C6. รn unele realizฤri, o grupare haloalchil este o grupare haloalchilC1-C4. Un substitutent exemplar este fluoro. Grupฤrile alchil substituite preferate conform invenลฃiei includ grupฤri alchil trihalogenate cum ar fi grupฤri trifluorometil. Haloalchil include ลi nu este limitat la -CF3, -CH2F, -CHF2, -CH2Cl, ลi -CH2-CF3.
Termenul โcicloalchilยซ se referฤ la grupฤri de hidrocarburi monociclice, nearomatice avรขnd de la 3 pรขnฤ la 8 atomi de carbon. Exemplele de grupฤri cicloalchil includ, de exemplu, ciclopropil, ciclobutil, ciclopentil, ลi ciclohexil.
Termenul โalcoxiยซ include o grupare alchil cu catenฤ liniarฤ sau ramificatฤ cu un oxigen terminal care leagฤ gruparea alchil la restul moleculei. รn unele realizฤri, o grupare alcoxi este o grupare alcoxiC1-C6. รn unele realizฤri, o grupare alcoxi este o grupare alcoxi C1-C4. Alcoxi include metoxi, etoxi, propoxi, izopropoxi, butoxi, t-butoxi, ลi pentoxi.
Termenul โhaloalcoxiยซ include o grupare alchil cu catenฤ liniarฤ sau ramificatฤ cu un oxigen terminal care leagฤ gruparea alchil la restul moleculei ลi care are cel puลฃin unul dintre hidrogeni รฎnlocuit cu un halogen. รn unele realizฤri, o grupare haloalcoxi este o grupare haloalcoxiC1-C6. รn unele realizฤri, o grupare haloalcoxi este o grupare haloalcoxiC1-C4. Haloalcoxi include ลi nu este limitat la -OCF3, -OCH2F, -OCHF2, -OCH2Cl, ลi -O-CH2-CF3.
Termenul โtiofenilยซ ลi โtienilยซ se utilizeazฤ interschimbabil.
Termenul โhalogenยซ reprezintฤ clor, fluor, brom, sau iod. Termenul โhaloยซ reprezintฤ cloro, fluoro, bromo, sau iodo.
Termenul โbenzilยซ ลi -CH2-fenil se utilizeazฤ interschimbabil
Termenul โsubstituitยซ รฎnseamnฤ cฤ gruparea sau radicalul specificat poartฤ unul sau mai mulลฃi substituenลฃi. Termenul โnesubstituitยซ รฎnseamnฤ cฤ gruparea specificatฤ nu poartฤ substituenลฃi. Termenul โsubstituit opลฃionalยซ รฎnseamnฤ cฤ gruparea specificatฤ este nesubstituitฤ sau substituitฤ cu unul sau mai mulลฃi substituenลฃi. Acolo unde termenul โsubstituitยซ este utilizat pentru a descrie un sistem structural, substituลฃia se รฎnลฃelege cฤ apare la orice valenลฃฤ liberฤ pe sistem. รn cazurile รฎn care un radical sau o grupare specificatฤ nu este รฎn mod special notat ca fiind substituit opลฃional sau substituit cu orice substituent specificat, se รฎnลฃelege cฤ un astfel de radical sau grupare se intenลฃioneazฤ sฤ fie nesubstituit.
Termenii โparaยซ, โmetaยซ, ลi โortoยซ au sensurile รฎnลฃelese รฎn domeniu. Astfel, de exemplu, o grupare fenil substituitฤ complet are substituenลฃi la ambele poziลฃii โortoยซ(o) adiacente la punctul de ataลare al inelului fenil, ambele poziลฃii โmetaยซ (m), ลi singura poziลฃie โparaยซ (p) opusฤ punctului de ataลare Pentru a clarifica รฎn plus poziลฃia substituenลฃilor pe inelul fenil, cele 2 poziลฃii orto diferite vor fi denumite ca orto ลi orto' ลi cele 2 poziลฃii meta diferite ca meta ลi meta' aลa cum s-a ilustrat mai jos.
Cรขnd se face referire la substituenลฃii pe o grupare piridil, termenii โparaยซ, โmetaยซ, ลi โortoยซ se referฤ la plasarea unui substituent faลฃฤ de punctul de ataลare al inelulului piridil. De exemplu structura de mai jos este descrisฤ ca 3-piridil cu substituentul X1 รฎn poziลฃia orto, substituentul X2 รฎn poziลฃia meta, ลi substituentul X3 รฎn poziลฃia para:
Pentru a furniza o mai mare concizie descrierii, unele dintre expresiile cantitative date รฎn acest document nu sunt calificate cu termenul โaproximativยซ. Se รฎnลฃelege cฤ, indiferent dacฤ termenul โaproximativยซ este utilizat explicit sau nu, fiecare cantitate datฤ รฎn acest document se รฎnลฃelege cฤ se referฤ la valoarea realฤ datฤ, ลi este de asemenea menitฤ sฤ se refere la aproximarea pentru o astfel de valoare datฤ care ar fi rezonabil sฤ interfere pe baza calificฤrii รฎn domeniu, incluzรขnd echivalenลฃi ลi aproximฤri din cauze experimentale ลi/sau din cauza condiลฃilor de mฤsurare pentru o astfel de valoare datฤ. Atunci cรขnd un randament este dat ca procent, un astfel de randament se referฤ la masa unei entitฤลฃi pentru care este dat randamentul raportatฤ la cantitatea maximฤ din acea entitate care ar putea fi obลฃinutฤ sub condiลฃiile stoechiometrice particulare. Concentraลฃiile care sunt date ca procente se referฤ la rapoarte de masฤ, รฎn afarฤ de cazul cรขnd s-a indicat diferit.
Termenii soluลฃie โtamponatฤยซ sau soluลฃie โtamponยซ sunt utilizaลฃii รฎn acest document interschimbabil รฎn conformitate cu รฎnลฃelesul lor standard. Soluลฃiile tamponate sunt utilizate pentru a controla pH-ul unui mediu, ลi alegerea, utilizarea, ลi funcลฃionarea lor este cunoscutฤ de cei care au calificare obiลnuitฤ รฎn domeniu. Vezi, de exemplu, G.D. Considine, ed., Van Nostrand's Encyclopedia of Chemistry, pg. 261, Ed. a 5-a (2005), care descrie, printre altele, soluลฃii tampon ลi felul รฎn care concentraลฃiile constituenลฃilor tamponulului sunt legate de pH-ul tamponului. De exemplu, o soluลฃie tamponatฤ este obลฃinutฤ prin adฤugare de MgSO4 ลi NaHCO3 รฎn raport de 10:1 g/g la o soluลฃie, pentru a menลฃine pH-ul soluลฃiei la aproximativ 7,5.
Orice formulฤ datฤ รฎn acest document este destinatฤ sฤ reprezinte compuลi avรขnd structuri reprezentate prin formula structuralฤ precum ลi anumite varietฤลฃi sau forme. รn special, compuลii oricฤror formule date รฎn acest document pot avea centri asimetrici ลi prin urmare existฤ รฎn diferite forme enantiomere. Toลฃi izomerii optici ai compuลilor cu Formula generalฤ, ลi amestecurile acestora, sunt consideraลฃi รฎn a fi domeniul ei. Astfel, orice formulฤ datฤ รฎn acest document este destinatฤ sฤ reprezinte un racemat, una sau mai multe forme enantiomere, una sau mai multe forme diastereomere, una sau mai multe forme atropizomere, ลi amestecuri ale acestora. Mai mult, anumite structuri pot exista ca izomeri geometrici (adicฤ, izomeri cis ลi trans), ca tautomeri, sau ca atropizomeri.
Trebuie de asemenea รฎnลฃeles faptul cฤ, compuลii care au aceeaลi formulฤ molecularฤ dar diferฤ prin natura sau secvenลฃa de legare a atomilor lor sau prin aranjarea atomilor lor รฎn spaลฃiu sunt denumiลฃi โizomeriยซ. Izomerii care diferฤ prin aranjarea atomilor lor รฎn spaลฃiu sunt denumiลฃi ยซ.ยซ
Stereoizomerii care nu sunt imagini รฎn oglindฤ unul faลฃฤ de celฤlalt sunt denumiลฃi โdiastereomeriยซ ลi cei care sunt nesuperpozabili cu imaginile รฎn oglindฤ unul cu celฤlalt sunt denumiลฃi โenantiomeriยซ. Cรขnd un compus are un centru asimetric, de exemplu, este legat la patru grupฤri diferite, este posibilฤ o pereche de enantiomeri. Un enantiomer poate fi caracterizat prin configuraลฃia absolutฤ a centrului sฤu asimetric ลi este descris prin regulile de secvenลฃiere R ลi S ale lui Cahn ลi Prelog, sau prin maniera รฎn care molecula roteลte planul luminii polarizate ลi este denumit ca dextrorotatoriu sau levorotatoriu (adicฤ, izomeri (+), sau respectiv (-)). Un compus chiral poate exista fie ca un enantiomer individual fie ca amestec al acestora. Un amestec conลฃinรขnd proporลฃii egale de enantiomeri este denumit un โamestec racemicยซ.
โTautomeriยซ se referฤ la compuลi care sunt forme interschimbabile ale unei structuri de compus particular, ลi care variazฤ prin deplasarea atomilor de hidrogen ลi a electronilor. Astfel, douฤ structuri pot fi รฎn echilibru prin miลcarea electronilor ฯ ลi a unui atom (uzual H). De exemplu, enolii ลi cetonele sunt tautomeri deoarece ei sunt interconvertiลฃi rapid prin tratare fie cu acid fie cu bazฤ. Un alt exemplu de tautomerism รฎl reprezintฤ formele aci- ลi nitro- ale fenil nitrometanului, care sunt รฎn mod asemฤnฤtor formate prin tratare cu acid sau bazฤ.
Formele tautomere pot fi relevante pentru realizarea reactivitฤลฃii chimice optime ลi a activitฤลฃii biologice a unui compus de interes.
Compuลii acestei invenลฃii pot sฤ aibฤ unul sau mai mulลฃi centri asimetrici; astfel de compuลi pot fi prin urmare produลi ca (R)- sau (S)-stereoizomeri individuali sau ca amestecuri ale acestora.
รn afarฤ de cazul cรขnd s-a indicat altfel, descrierea sau denumirea unui anumit compus รฎn descriere ลi revendicฤri se intenลฃioneazฤ sฤ includฤ ambii enantiomeri individuali cรขt ลi amestecuri ale acestora, racemice sau altfel. Metodele pentru determinarea stereochimiei ลi pentru separarea stereoizomerilor sunt bine cunoscute รฎn domeniu
Anumite exemple conลฃin structuri chimice care sunt reprezentate ca un enantiomer absolut dar sunt destinate sฤ indice material enatiopur care are o configuraลฃie necunoscutฤ. รn aceste cazuri (R*) sau (S*) este utilizat รฎn denumire pentru a indica faptul cฤ stereochimia absolutฤ a stereocentrului corespunzฤtor este necunoscutฤ. Astfel, un compus desemnat ca (R *) se referฤ la un compus enantiopur cu o configuraลฃie absolutฤ fie (R), fie (S). รn cazurile รฎn care stereochimia absolutฤ a fost confirmatฤ, structurile sunt denumite utilizรขnd (R) ลi (S).
Compuลii invenลฃiei pot exista de asemenea ca โrotameriยซ, adicฤ, izomeri conformaลฃionali care apar cรขnd rotaลฃia care conduce la diferite conformaลฃii este รฎmpiedicatฤ, rezultรขnd o barierฤ energeticฤ de rotaลฃie care trebuie depฤลitฤ pentru a se converti de la un izomer conformaลฃional la altul.
Simbolurile
ลi sunt utilizate ca รฎnsemnรขnd acelaลi aranjament spaลฃial รฎn structurile chimice prezentate รฎn acest document. รn mod analog, simbolurile
ลi sunt utilizate ca รฎnsemnรขnd acelaลi aranjament spaลฃial รฎn structurile chimice prezentate รฎn acest document.
O linie ondulatฤ ยซ ยซ indicฤ punctul de ataลare la restul moleculei.
Suplimentar, orice formulฤ datฤ รฎn acest document este destinatฤ sฤ se refere de asemenea la hidraลฃi, solvaลฃi, ลi polimorfe ale unor asemenea compuลi, ลi la amestecuri ale acestora, chiar dacฤ astfel de forme nu sunt enumerate รฎn mod explicit.
Anumiลฃi compuลi cu Formula (I) (precum ลi cu Formulele (IA) ลi (IE)), sau sฤrurile acceptabile farmaceutic ale Formulei (I) (precum ลi ale Formulelor (IA) ลi (IE)) se pot obลฃine ca solvaลฃi. Solvaลฃii includ pe cei formaลฃi din interacลฃiunea sau complexarea compuลilor invenลฃiei cu unul sau mai mulลฃi solvenลฃi, fie รฎn soluลฃie fie ca solid sau formฤ cristalinฤ. รn unele realizฤri, solventul este apฤ ลi solvaลฃii sunt hidraลฃi. รn plus, anumite forme cristaline ale compuลilor cu Formula (I) (precum ลi cu Formulele (IA) ลi (IE)) sau sฤruri acceptabile farmaceutic ale compuลilor cu Formula (I) (precum ลi cu Formulele (IA) ลi (IE)) pot fi obลฃinute ca ลi co-cristale. รn anumite realizฤri ale invenลฃiei, compuลii cu Formula (I) au fost obลฃinuลฃi รฎntr-o formฤ cristalinฤ. รn alte realizฤri, formele cristaline ale compuลilor cu Formula (I) รฎn naturฤ au fost cubice. รn alte realizฤri, sฤrurile acceptabile farmaceutic ale compuลilor cu Formula (I) au fost obลฃinute รฎntr-o formฤ cristalinฤ. รn รฎncฤ alte realizฤri, compuลii cu Formula (I) au fost obลฃinuลฃi รฎn una din cele cรขteva forme polimorfe, ca un amestec de forme cristaline, ca forme polimorfe, sau ca o formฤ amorfฤ. รn alte realizฤri, compuลii cu Formula (I) se convertesc รฎn soluลฃie รฎntre una sau mai multe forme cristaline ลi/sau forme polimorfe.
Referirea la un compus รฎn acest document reprezintฤ o referire la oricare dintre: (a) forma citatฤ de fapt a unui astfel de compus ลi (b) oricare dintre formele unui astfel de compus รฎn mediul รฎn care compusul este considerat atunci cรขnd este denumit. De exemplu, referirea รฎn acest document la un compus cum ar fi R-COOH, cuprinde referirea la oricare dintre, de exemplu, R-COOH(s), R-COOH(sol), ลi R-COO-โ(sol). รn acest exemplu, R-COOH(s) se referฤ la compusul solid, aลa cum el ar putea fi de exemplu รฎntr-o tabletฤ sau รฎntr-o altฤ compoziลฃie sau preparat farmaceutic solid; R-COOH(sol) se referฤ la forma nedisociatฤ a compusului รฎntr-un solvent; ลi R-COO-โ(sol) se referฤ la forma dizociatฤ a compusului รฎntr-un solvent, cum ar fi forma dizociatฤ a compusului รฎntr-un mediu apos, dacฤ o astfel de formฤ disociatฤ derivฤ de la R-COOH, de la o sare a acestuia, sau de la orice altฤ entitate care dฤ R-COO- dupฤ disociere รฎn mediul considerat. รntr-un alt exemplu, o expresie precum โexpunerea unei entitฤลฃi la compusul cu formula R-COOHยป se referฤ la expunerea unei astfel de entitฤลฃi la forma sau formele compusului R-COOH care existฤ, รฎn mediul รฎn care o astfel de expunere are loc. รn รฎncฤ un alt exemplu, o expresie cum ar fi โreacลฃia unei entitฤลฃi cu un compus cu formula R-COOHยซ se referฤ la reacลฃia unei (a) astfel de entitฤลฃi รฎn forma, sau formele relevante chimic, ale unei astfel de entitฤลฃi, care existฤ รฎn mediul รฎn care are loc o astfel de reacลฃie, cu (b) forma, sau formele relevante chimic, ale compusului R-COOH, care existฤ รฎn mediul รฎn care are loc o astfel de reacลฃie. รn acest sens, dacฤ o astfel de entitate este de exemplu รฎntr-un mediu apos, se รฎnลฃelege cฤ compusul R-COOH este รฎntr-un astfel de mediu identic, ลi prin urmare entitatea este expusฤ la specii cum ar fi R-COOH(aq) ลi/sau R-COO-โ(aq), unde subscriptul ยซ(aq)ยซ se referฤ la โaposยซ รฎn conformitate cu รฎnลฃelesul lui convenลฃional din chimie ลi biochimie. O grupare funcลฃionalฤ de acid carboxilic a fost aleasฤ รฎn aceste exemple de nomenclaturฤ; aceastฤ alegere nu se intenลฃioneazฤ, totuลi, sฤ fie o limitare ci este numai o ilustrare. Se รฎnลฃelege cฤ exemple analoage pot fi furnizate รฎn termeni de alte grupฤri funcลฃionale, incluzรขnd dar nu limitat la hidroxil, membri azot bazic, cum ar fi cei din amine, ลi orice altฤ grupare care interacลฃioneazฤ sau se transformฤ รฎn conformitate cu modalitฤลฃile cunoscute, รฎn mediul care conลฃine compusul. Astfel de interacลฃiuni ลi transformฤri includ, dar nu sunt limitate la, disociere, asociere, tautomerism, solvolizฤ, incluzรขnd hidrolizฤ, solvatare, incluzรขnd hidratare, protonare, ลi deprotonare. รn acest document nu sunt furnizate alte exemple รฎn aceastฤ privinลฃฤ deoarece aceste interacลฃiuni ลi transformฤri รฎntr-un mediu dat sunt cunoscute de oricine are calificare obiลnuitฤ รฎn domeniu.
รntr-un alt exemplu, un compus amfionic este cuprins รฎn acest document prin referire la un compus despre care se ลtie cฤ formeazฤ un amfion, chiar dacฤ nu este denumit รฎn mod explicit รฎn forma lui amfionicฤ. Termeni cum ar fi amfion, amfioni, ลi sinonimele lor compus(compuลi) amfionic(i)) sunt denumiri standard aprobate de IUPAC, care sunt bine cunoscute ลi fac parte din seturi standard de denumiri ลtiinลฃifice definite. รn acest sens, denumirii amfion i se atribuie numele de identificare CHEBI: 27369 de cฤtre dicลฃionarul de entitฤลฃi moleculare Entitฤลฃi Chimice de Interes Biologic (ChEBI). Dupฤ cum este bine cunoscut รฎn general, un amfion sau un compus amfionic este un compus neutru care are sarcini unitare formale de semn opus. Uneori la aceลti compuลi se face referire prin termenul โsฤruri interneยซ. Alte surse se referฤ la aceลti compuลi ca โioni dipolariยซ, deลi ultimul termen este considerat de alte surse ca o denumire greลitฤ. Ca exemplu specific, acidul aminoetanoic (aminoacidul glicinฤ) are formula H2NCH2COOH, ลi existฤ รฎn unele medii (รฎn acest caz รฎn medii neutre) รฎn forma de amfion +H3NCH2COO-. Amfionii, compuลii amfionici, sฤrurile interne ลi ionii dipolari รฎn semnificaลฃiile cunoscute ลi bine stabilite ale acestor termeni sunt รฎn domeniul acestei invenลฃii, aลa cum ar fi apreciat รฎn orice caz, de cei avรขnd calificare obiลnuitฤ รฎn domeniu. Deoarece nu existฤ necesitatea de a denumi fiecare ลi oricare realizare care ar fi recunoscutฤ de cei avรขnd calificare obiลnuitฤ รฎn domeniu, aลa nici structurile compuลilor amfionici care sunt asociate cu compuลii acestei invenลฃii nu sunt date explicit รฎn acest document. Ele sunt, totuลi, o parte a realizฤrilor acestei invenลฃii. รn acest document nu sunt furnizate alte exemple รฎn acest sens, deoarece interacลฃiunile ลi transformฤrile รฎntr-un mediu dat care duc la diferitele forme ale unui compus dat sunt cunoscute de cฤtre oricare dintre specialiลtii รฎn domeniu.
Orice formulฤ datฤ รฎn acest document este de asemenea destinatฤ sฤ reprezintฤ forme nemarcate precum ลi forme marcate izotopic ale compuลilor. Compuลii marcaลฃi izotopic au structuri reprezentate prin formulele date รฎn acest document cu excepลฃia faptului cฤ unul sau mai mulลฃi atomi sunt รฎnlocuiลฃi cu un atom avรขnd o masฤ atomicฤ sau un numฤr de masฤ selectat. Exemplele de izotopi care pot fi รฎncorporaลฃi รฎn compuลii invenลฃiei includ izotopi de hidrogen, carbon, azot, oxigen, fosfor, sulf, fluor, clor, ลi iod cum ar fi 2H, 3H, 11C, 13c, 14C, 15N, 18O, 17O, 31P, 32P, 35S, 18F, 16Cl, respectiv 125I. Astfel de compuลi marcaลฃi izotopic sunt utili รฎn studii metabolice (preferabil cu 14C), studii de cinetici ale reacลฃiei (cu, de exemplu 2H sau 3H), tehnici de detecลฃie sau imagistice [cum ar fi tomografie cu emisie de pozitron (PET) sau tomografie computerizatฤ cu emisia unui singur foton (SPECT)] incluzรขnd teste de distribuลฃie a medicamentului รฎn substrat sau ลฃesut, sau รฎn tratamentul radioactiv al pacienลฃilor. รn special, un compus marcat cu 18F sau 11C poate fi preferat รฎn mod special pentru studii PET sau SPECT. รn plus, substituลฃia cu izotopi mai grei cum ar fi deuteriu sau tritiu (adicฤ, 2H, 3H) poate oferi anumite avantaje terapeutice care rezultฤ din stabilitatea metabolicฤ mai mare, de exemplu perioadฤ de รฎnjumฤtฤลฃire crescutฤ in vivo sau cerinลฃe de dozฤ redusฤ. Compuลii marcaลฃi izotopic ai acestei invenลฃii ลi promedicamentele acestora pot fi preparaลฃi รฎn general prin efectuarea procedeelor divulgate รฎn schemele sau รฎn exemplele ลi preparฤrile descrise mai jos prin รฎnlocuirea unui reactiv nemarcat izotopic cu un reactiv marcat izotopic uลor disponibil.
Cรขnd se face referire la orice formulฤ datฤ รฎn acest document, selecลฃia unui anume radical dintr-o listฤ de specii posibile pentru o variabilฤ specificatฤ, nu este menitฤ sฤ defineascฤ aceeaลi alegere a speciei pentru variabila care apare รฎn altฤ parte. Cu alte cuvinte, acolo unde o variabilฤ apare mai mult de o datฤ, alegerea speciilor dintr-o listฤ specificatฤ este independentฤ de alegerea speciilor pentru aceeaลi variabilฤ รฎn altฤ parte รฎn formulฤ, รฎn afarฤ de cazul cรขnd s-a afirmat altfel.
รn conformitate cu consideraลฃiile de interpretare de mai sus cu privire la atribuiri ลi nomenclaturฤ, se รฎnลฃelege cฤ referirea explicitฤ รฎn acest document la un set implicฤ, acolo unde este semnificativ din punct de vedere chimic ลi รฎn afarฤ de cazul cรขnd s-a indicat altfel, referirea independentฤ la realizฤrile dintr-un astfel de set, ลi referirea explicitฤ la fiecare ลi la oricare una dintre posibilele realizฤri de subseturi ale setului menลฃionat.
Cu titlu de prim exemplu de terminologie a substituentului, dacฤ substituentul S1โexemplu este unul dintre S1 ลi S2, ลi substituentul S2โexemplu este unul dintre S3 ลi S4, atunci aceste atribuiri se referฤ la realizฤri ale acestei invenลฃii date รฎn conformitate cu alegerile S1โexemplu este S1 ลi S2โexemplu este S3; S1โexemplu este S1 ลi S2โexemplu este S4; S1โexemplu este S2 ลi S2โexemplu este S3; S1โexemplu este S2 ลi S2โexemple este S4; ลi echivalenลฃii fiecฤreia dintre astfel de alegeri. Terminologia mai scurtฤ โS1โexemplu este unul dintre S1 ลi S2, ลi S2โexemple este unul dintre S3 ลi S4ยซ este utilizatฤ รฎn consecinลฃฤ รฎn acest document pentru concizie, ลi nu ca modalitate de limitare. Primul exemplu de mai sus cu privire la terminologia substituentului, care este stabilit รฎn termeni generici, este menit sฤ ilustreze diferitele atribuiri ale substituentului descrise รฎn acest document. Convenลฃia de mai sus datฤ รฎn acest document pentru substituenลฃi se extinde, atunci cรขnd este cazul, la membri cum ar fi R1, R2, R2a, R3, R3a, R3b, R3c, R4, R5, R5a, R5b, R6, R6a, R7, X, X1,Y, Ra, Rb, Rc, Re, Rf, Rg, HAL, ลi HAL3, ลi orice alt simbol de substituent generic utilizat รฎn acest document.
Mai mult, atunci cรขnd este datฤ mai mult de o atribuire pentru orice membru sau substituent, realizฤrile acestei invenลฃii cuprind diferitele grupฤri care pot fi fฤcute din atribuirile enumerate, luate รฎn mod independent, ลi echivalenลฃi ai acestora. Prin intermediul unui al doilea exemplu privind terminologia substituentului, dacฤ รฎn acest document este descris cฤ substituentul Sexemplu este unul dintre S1, S2 ลi S3, aceastฤ enumerare se referฤ, la realizฤri ale acestei invenลฃii pentru care Sexemplu este S1; Sexemplu este S2; Sexemplu este S3; Sexemplu este unul dintre S1 ลi S2; Sexemplu este unul dintre S1 ลi S3; Sexemplu este unul dintre S2 ลi S3; Sexemplu este unul dintre S1, S2 ลi S3; ลi Sexemplu este orice echivalent al fiecฤruia dintre aceste alegeri. Terminologia mai scurtฤ โSexemplu este unul dintre S1, S2, ลi S3ยซ este รฎn consecinลฃฤ รฎn acest document pentru concizie, ลi nu ca modalitate de limitare. Al doilea exemplu de mai sus cu privire la terminologia substituentului, care este stabilit รฎn termeni generici, este menit sฤ ilustreze diferitele atribuiri ale substituentului descrise รฎn acest document. Convenลฃia de mai sus datฤ รฎn acest document pentru substituenลฃi se extinde, atunci cรขnd este cazul, la membri cum ar fi R1, R2, R2a, R3, R3a, R3b, R3c, R4, R5, R5a, R5b, R6, R6a, R7, X, X1, Y, Ra, Rb, Rc, Re, Rf, Rg, HAL, ลi HAL3, ลi orice alt simbol de substituent generic utilizat รฎn acest document.
Nomenclatura โCi-jยซ cu j > i, cรขnd s-a aplicat รฎn acest document la o clasฤ de substituenลฃi, se รฎnลฃelege cฤ se referฤ la realizฤrile acestei invenลฃii pentru care toลฃi ลi fiecare din numฤrul de carbon membri, de la i la j incluzรขnd i ลi j, este realizat รฎn mod independent. Cu titlu de exemplu, termenul C1-3 se referฤ รฎn mod independent la realizฤri care au un carbon membru (C1), realizฤri care au doi carboni membri (C2), ลi realizฤri care au trei carboni membri (C3).
Termenul alchilCn-m se referฤ la o catenฤ alifaticฤ, liniarฤ sau ramificatฤ, cu un numฤr total N de carbon membri รฎn catena care satisface n โค N โค m, cu m > n. Orice disubstituent la care se face referire รฎn acest document este menit sฤ cuprindฤ diferitele posibilitฤลฃi de ataลare atunci cรขnd sunt permise mai multe astfel de posibilitฤลฃi. De exemplu, referirea la disubstituentul -A-B-, unde A โ B, se referฤ รฎn acest document la un astfel de disubstituent cu A ataลat la un prim membru substituit ลi B ataลat la un al doilea membru substituit, ลi se referฤ de asemenea la un astfel de disubstituent cu A ataลat la al doilea membru substituit ลi B ataลat la primul membru substituit.
Invenลฃia include de asemenea sฤruri acceptabile farmaceutic ale compuลilor cu Formula (I) (precum ลi cu Formulele (IA) ลi (IE)), preferabil ale acelora descriลi mai sus ลi ale compuลilor specifici exemplificaลฃi รฎn acest document, ลi metode de tratament care utilizeazฤ astfel de sฤruri.
Termenul โacceptabil farmaceuticยซ รฎnseamnฤ aprobat sau aprobabil de o agenลฃie de reglementare a guvernului federal sau a unui stat sau o agenลฃie corespunzฤtoare din alte ลฃฤri decรขt Statele Unite sau care este listatฤ รฎn Farmacopeea SUA sau รฎn altฤ farmacopee general recunoscutฤ pentru utilizare la animale ลi, mai ales, la oameni.
O โsare acceptabilฤ farmaceuticยซ se referฤ la o sare a unui acid sau a unei baze libere cu compuลi reprezentaลฃi de Formula (I) (precum ลi de Formulele (IA) ลi (IE)) care este netoxicฤ, toleratฤ biologic sau altfel adecvatฤ biologic pentru administrare la un subiect. Ea ar trebui sฤ aibฤ activitatea farmacologicฤ doritฤ a compusului pฤrinte. Vezi, รฎn general, G. S. Paulekuhn et al., โTrends in Active Pharmaceutical Ingredient Salt Selection based on Analysis of the Orange Book Databaseยซ, J. Med. Chem., 2007, 50:6665-72, S.M Berge, et al., โPharmaceutical Saltsยซ, J Pharm Sci., 1977, 66:1-19, ลi Handbook of Pharmaceutical Salts, Properties, Selection, and Use, Stahl and Wermuth, Ed., Wiley-VCH ลi VHCA, Zurich, 2002. Exemple de sฤruri acceptabile farmaceutic sunt cele care sunt eficiente farmacologic ลi adecvate pentru contact cu ลฃesuturile pacienลฃilor fฤrฤ toxicitate, iritare, sau rฤspuns alergic nepotrivit. Un compus cu Formula (I) (precum ลi cu Formulele (IA) ลi (IE)) poate poseda o grupare suficient de acidฤ, o grupare suficient de bazicฤ, sau ambele tipuri de grupฤri funcลฃionale, ลi รฎn consecinลฃฤ reacลฃioneazฤ cu numeroase baze anorganice sau organice, ลi cu acizi anorganici ลi organici, pentru a forma o sare acceptabilฤ farmaceutic
Exemplele de sฤruri acceptabile farmaceutic includ sulfaลฃi, pirosulfaลฃi, bisulfaลฃi, sulfiลฃi, bisulfiลฃi, fosfaลฃi, fosfaลฃi monoacizi, fosfaลฃi diacizi, metafosfaลฃi, pirofosfaลฃi, cloruri, bromuri, ioduri, acetaลฃi, propionaลฃi, decanoaลฃi, caprilaลฃi, acrilaลฃi, formiaลฃi, izobutiraลฃi, caproaลฃi, heptanoaลฃi, propiolaลฃi, oxalaลฃi, malonaลฃi, succinaลฃi, suberaลฃi, sebacaลฃi, fumaraลฃi, maleaลฃi, butin-1,4-dioaลฃi, hexin-1,6-dioaลฃi, benzoaลฃi, clorobenzoaลฃi, metilbenzoaลฃi, dinitrobenzoaลฃi, hidroxibenzoaลฃi, metoxibenzoaลฃi, ftalaลฃi, sulfonaลฃi, xileniulfonaลฃi, fenilacetaลฃi, fenilpropionaลฃi, fenilbutiraลฃi, citraลฃi, lactaลฃi, ฮณ-hidroxibutiraลฃi, glicolaลฃi, tartraลฃi, metansulfonaลฃi, propansulfonaลฃi, naftalin-1-sulfonaลฃi, naftalin-2-sulfonaลฃi, ลi mandelaลฃi.
Cรขnd compuลii cu Formula (I) (precum ลi cu Formulele (IA) ลi (IE)) conลฃin un azot bazic, sarea acceptabilฤ farmaceutic doritฤ poate fi preparatฤ prin orice metodฤ adecvatฤ disponibilฤ รฎn domeniu. De exemplu, tratarea bazei libere cu un acid anorganic, cum ar fi acid clorhidric, acid bromhidric, acid sulfuric, acid sulfamic, acid azotic, acid boric, ลi acid fosforic, sau cu un acid organic, cum ar fi acid acetic, acid fenilacetic, acid propionic, acid stearic, acid lactic, acid ascorbic, acid maleic, acid hidroximaleic, acid isetionic, acid succinic, acid valeric, acid fumaric, acid malonic, acid piruvic, acid oxalic, acid glicolic, acid salicilic, acid oleic, acid palmitic, acid lauric, un piranozidil acid, cum ar fi acid glucuronic sau acid galacturonic, un alfa-hidroxi acid, cum ar fi acid mandelic, acid citric, sau acid tartric, un aminoacid, cum ar fi acid aspartic, acid glutaric sau acid glutamic, un acid aromatic, cum ar fi acid benzoic, acid 2-acetoxibenzoic, acid naftoic, sau acid cinamic, un acid sulfonic, cum ar fi acid laurilsulfonic, acid p-toluensulfonic, acid metansulfonic, acid etansulfonic, orice amestec de acizi compatibili cum ar fi cei daลฃi ca exemple รฎn acest document, ลi orice alt acid ลi amestec al acestora care sunt consideraลฃi echivalenลฃi sau รฎnlocuitori acceptabili รฎn lumina nivelului obiลnuit de competenลฃฤ รฎn aceastฤ tehnologie.
Atunci cรขnd compusul cu Formula (I) (precum ลi cu Formulele (IA) ลi (IE)) este un acid, cum ar fi un acid carboxilic sau un acid sulfonic, sarea acceptabilฤ farmaceutic doritฤ poate fi preparatฤ prin orice metodฤ adecvatฤ, de exemplu, tratarea acidului liber cu o bazฤ anorganicฤ sau organicฤ, cum ar fi o aminฤ (primarฤ, secundarฤ sau terลฃiarฤ), un hidroxid de metal alcalin, hidroxid de metal alcalino pฤmรขntos, orice amestec de baze compatibile cum ar fi cele date ca exemple รฎn acest document, ลi orice altฤ bazฤ ลi amestec al acestora care sunt considerate echivalente sau รฎnlocuitori acceptabili รฎn lumina nivelului obiลnuit de competenลฃฤ รฎn aceastฤ tehnologie. Exemplele ilustrative de sฤruri adecvate includ sฤruri organice derivate din aminoacizi, cum ar fi N-metil-D-glucaminฤ, lizinฤ, colinฤ, glicinฤ ลi argininฤ, amoniac, carbonaลฃi, bicarbonaลฃi, amine primare, secundare, ลi terลฃiare, ลi amine ciclice, cum ar fi trometaminฤ, benzilamine, pirolidine, piperidinฤ, morfolinฤ, ลi piperazinฤ, ลi sฤruri anorganice derivate de sodiu, calciu, potasiu, magneziu, mangan, fier, cupru, zinc, aluminiu, ลi litiu.
Divulgarea se referฤ de asemenea la promedicamente acceptabile farmaceutic cu Formula (I) (precum ลi cu Formulele (IA) ลi (IE)), ลi la metode de tratament care utilizeazฤ astfel de promedicamente acceptabile farmaceutic. Termenul โpromedicamentยซ รฎnseamnฤ un precursor al unui compus denumit care, dupฤ administrare la un subiect, dฤ compusul in vivo printr-un proces chimic sau fiziologic cum ar fi solvolizฤ sau clivare enzimaticฤ, sau รฎn condiลฃii fiziologice (de exemplu, un promedicament care este adus la pH fiziologic, este convertit la compusul cu Formula (I) (precum ลi cu Formulele (IA) ลi (IE). Un โpromedicament acceptabil farmaceuticยซ este un promedicament care este netoxic, tolerabil biologic, ลi altfel adecvat biologic pentru administrare cฤtre subiect. Procedee ilustrative pentru selecลฃia ลi prepararea derivaลฃilor promedicament adecvaลฃi sunt descrise, de exemplu, รฎn โDesign of Prodrugsยซ, ed. H. Bundgaard, Elsevier, 1985.
Promedicamentele exemplare includ compuลi avรขnd un rest de aminoacid, sau un lanลฃ de polipeptidฤ de douฤ sau mai multe (de exemplu, douฤ, trei sau patru) resturi de aminoacid, legate covalent printr-o legฤturฤ de amidฤ sau ester un o grupare de amino, hidroxil, sau acid carboxilic liberฤ dintr-un compus cu Formula (I) (precum ลi cu Formulele (IA) ลi (IE)). Exemplele de resturi de aminoacid includ cei douฤzeci de aminoacizi care apar natural, denumiลฃi รฎn mod obiลnuit prin simboluri din trei litere, precum ลi 4-hidroxiprolinฤ, hidroxilizinฤ, demozinฤ, izodemozinฤ, 3-metilhistidinฤ, norvalinฤ, beta-alaninฤ, acid gama-aminobutiric, citrulinฤ, homocisteinฤ, homoserinฤ, ornitinฤ ลi metionin sulfonฤ.
Tipuri suplimentare de promedicamente pot fi produse, de exemplu, prin derivatizarea grupฤrilor carboxil libere ale structurilor cu Formula (I) (precum ลi cu Formulele (IA) ลi (IE)) ca amide sau alchil esteri. Exemplele de amide include pe cele derivate din amoniac, alchilC1-6 amine primare ลi di(alchilC1-6) amine secundare. Aminele secundare includ radicali cu inele heterocicloalchil sau heteroaril de 5 sau cu 6 membri. Exemplele de amide includ pe cele care sunt derivate de la amoniac, amine alchilC1-3 primare, ลi di(alchilC1-2)amine. Exemplele de esteri din divulgare includ alchilC1-7, cicloalchilC5-7, fenil, ลi fenil(alchilC1-6) esteri. Esterii preferaลฃi includ esteri metilici. Promedicamentele pot fi de asemenea preparate prin derivatizarea grupฤrilor hidroxil libere utilizรขnd grupฤri incluzรขnd hemisuccinaลฃi, fosfat esteri, dimetilaminoacetaลฃi, ลi fosforiloximetiloxicarbonili, urmรขnd procedee cum ar fi cele prezentate รฎn Fleisher et al., Adv. Drug Delivery Rev. 1996, 19, 115-130. Derivaลฃii carbamat ai grupฤrilor hidroxi ลi amino pot da de asemenea promedicamente. Derivaลฃii carbonat, sulfonat esterii, ลi sulfat esterii grupฤrilor hidroxil pot furniza de asemenea promedicamente. Derivatizarea grupฤrilor hidroxil ca (aciloxi)metil ลi (aciloxi)etil eteri, รฎn care gruparea acil poate fi un alchil ester, substituit opลฃional cu una sau mai multe funcลฃiuni eter, aminฤ, sau acid carboxilic, sau unde gruparea acil este un aminoacid ester aลa cum s-a descris mai sus, este de asemenea utilฤ pentru a da promedicamente. Promedicamentele de acest tip pot fi preparate aลa cum s-a descris รฎn Robinson et al., J Med Chem. 1996, 39 (1), 10-18. Aminele libere pot fi de asemenea derivatizate ca amide, sulfonamide sau fosfonamide. Toลฃi aceลti radicali promedicament pot รฎncorpora grupฤri incluzรขnd funcลฃiuni de eter, aminฤ, ลi acid carboxilic.
Prezenta divulgare se referฤ de asemenea la metaboliลฃi activi farmaceutic ai compuลilor cu Formula (I) (precum ลi cu Formule (IA) ลi (IE)), care pot fi de asemenea utilizaลฃi รฎn metodele din divulgare. Un โmetabolit activ farmaceuticยซ รฎnseamnฤ un produs al metabolismului corpului, activ farmacologic, dintr-un compus cu Formula (I) (precum ลi cu Formulele (IA) ลi (IE) dacฤ este cazul) sau o sare a acestuia. Promedicamentele ลi metaboliลฃii activi ai unui compus pot fi determinaลฃi utilizรขnd tehnici de rutinฤ cunoscute sau disponibile รฎn domeniu. Vezi, de exemplu, Bertolini, et al., J Med Chem. 1997, 40, 2011-2016; Shan, et al., J Pharm Sci. 1997, 86 (7), 765-767; Bagshawe, Drug Dev Res. 1995, 34, 220-230; Bodor, Adv Drug Res. 1984, 13, 224-331; Bundgaard, Design of Prodrugs (Elsevier Press, 1985); ลi Larsen, Design and Application of Prodrugs, Drug Design and Development (Krogsgaard-Larsen, et al., ed., Harwood Academic Publishers, 1991).
Compuลii cu Formula (I) (precum ลi cu Formulele (IA) ลi (IE)) ลi sฤrurile lor acceptabile farmaceutic, promedicamentele acceptabile farmaceutic, ลi metaboliลฃii activi farmaceutic din prezenta divulgare sunt utili ca modulatori ai receptorului AMPA รฎn metodele din divulgare. Ca astfel de modulatori, compuลii pot acลฃiona ca antagoniลti, agoniลti, sau agoniลti inverลi. Termenul โmodulatoriยซ include atรขt inhibitori cรขt ลi activatori, unde โinhibitoriยซ se referฤ la compuลi care scad, previn, inactiveazฤ, desensibilizeazฤ, sau regleazฤ negativ expresia sau activitatea receptorului AMPA, ลi โactivatoriยซ sunt compuลi care cresc, activeazฤ, faciliteazฤ, sensibilizeazฤ, sau regleazฤ pozitiv expresia sau activitatea receptorului AMPA.
Termenul โvehicul acceptabil farmaceuticยซ se referฤ la un diluant, adjuvant, excipient sau purtฤtor cu care un compus al invenลฃiei este administrat. Un โexcipient acceptabil farmaceuticยซ se referฤ la o substanลฃฤ care este netoxicฤ, tolerabilฤ biologic, ลi altfel adecvatฤ biologic pentru administrare la un subiect, cum ar fi o substanลฃฤ inertฤ, adฤugatฤ la o compoziลฃie farmacologicฤ sau altfel utilizatฤ ca vehicul, purtฤtor, sau diluant pentru a facilita administrarea unui agent ลi care este compatibil cu acesta. Exemplele de excipienลฃi includ carbonat de calciu, fosfat de calciu, diferite zaharuri ลi tipuri de amidon, derivaลฃi de celulozฤ, gelatinฤ, uleiuri vegetale, ลi polietilen glicoli.
Termenul โsubiectยซ include oameni. Termenii โomยซ, โpacientยซ, ลi โsubiectยซ sunt utilizaลฃi interschimbabil รฎn acest document.
Termenul โtratareยซ sau โtratamentยซ al oricฤrei boli sau tulburฤri se referฤ, รฎntr-o realizare, la ameliorarea bolii sau tulburฤrii (adicฤ, oprirea sau reducerea dezvoltฤrii bolii sau cel puลฃin a unuia dintre simptomele clinice ale acesteia). รntr-o altฤ realizare โtratareยซ sau โtratamentยซ se referฤ la ameliorarea cel puลฃin a unui parametru fizic, care nu se pot discerne de cฤtre subiect. รn รฎncฤ o altฤ realizare, โtratareยซ sau โtratamentยซ se referฤ la modularea bolii sau tulburฤrii, fie fizic, (de exemplu, stabilizarea unui simptom discernibil), fiziologic, (de exemplu, stabilizarea unui parametru fizic), sau ambele. รn รฎncฤ o altฤ realizare, โtratareยซ sau โtratamentยซ se referฤ la รฎntรขrzierea debutului bolii sau tulburฤrii.
รn metodele de tratament รฎn conformitate cu divulgarea, o cantitate eficientฤ terapeutic dintr-un agent farmaceutic conform invenลฃiei este administratฤ la un subiect care suferฤ de, sau este diagnosticat ca avรขnd o astfel de boalฤ, tulburare, sau afecลฃiune. O โcantitate eficientฤ terapeuticยซ รฎnseamnฤ o cantitate sau dozฤ suficientฤ pentru a aduce รฎn general beneficiul terapeutic sau profilactic dorit la pacienลฃii care au nevoie de un astfel de tratament pentru boala, tulburarea sau afecลฃiunea desemnatฤ. Cantitฤลฃile sau dozele eficiente de compuลi conform prezentei invenลฃii pot fi stabilite prin metode de rutinฤ, cum ar fi modelarea, studii de creลtere a dozei sau studii clinice ลi luรขnd รฎn considerare factorii de rutinฤ, de exemplu, modul sau calea de administrare sau de livrare a medicamentului, farmacocineticile compusului, severitatea ลi cursul bolii, tulburฤrii, sau afecลฃiunii, terapia anterioarฤ sau รฎn curs de desfฤลurare a subiectului, starea de sฤnฤtate a subiectului ลi rฤspunsul la medicamente, ลi aprecierea medicului curant. Un exemplu de dozฤ este รฎn intervalul de la aproximativ 0,001 pรขnฤ la aproximativ 200 mg de compus pe kg de greutate corporalฤ a subiectului pe zi, preferabil aproximativ 0,05 pรขnฤ la 100 mg/kg/zi, sau aproximativ 1 pรขnฤ la 35 mg/kg/zi, รฎn unitฤลฃi de dozare unice sau divizate (de exemplu, BID, TID, QID). Pentru un om de 70 kg, un interval ilustrativ pentru o dozฤ adecvatฤ este de la aproximativ 0,05 pรขnฤ la aproximativ 7 g/zi, sau aproximativ 10 mg pรขnฤ la aproximativ 2,5 g/zi.
โCompuลii prezentei invenลฃiiยซ, ลi expresiile echivalente, se intenลฃioneazฤ sฤ cuprindฤ compuลii cu Formula (I) aลa cum s-a descris รฎn acest document, expresie care include sฤrurile ลi solvaลฃii acceptabili farmaceutic, de exemplu, hidraลฃii, acolo unde contextul permite acest lucru. รn mod similar, referirea la intermediari, indiferent dacฤ sunt sau nu revendicaลฃi, este menitฤ sฤ cuprindฤ sฤrurile ลi solvaลฃii lor, acolo unde contextul permite acest lucru.
Odatฤ ce s-a produs ameliorarea bolii, tulburฤrii sau stฤrii pacientului, doza poate fi ajustatฤ pentru tratament preventiv sau de รฎntreลฃinere. De exemplu, doza sau frecvenลฃa administrฤrii, sau ambele, poate fi redusฤ รฎn funcลฃie de simptome, la un nivel la care se menลฃine efectul terapeutic sau profilactic dorit. Desigur, dacฤ simptomele au fost ameliorate la un nivel adecvat, tratamentul poate รฎnceta. Cu toate acestea, pacienลฃii pot necesita tratament intermitent pe termen lung la orice reapariลฃie a simptomelor.
รn plus, compuลii invenลฃiei pot fi utilizaลฃi รฎn combinaลฃie cu ingredienลฃi activi suplimentari รฎn tratamentul afecลฃiunilor de mai sus. Ingredientul activ suplimentar poate fi co-administrat separat cu un compus al invenลฃiei sau inclus cu un astfel de agent รฎntr-o compoziลฃie farmaceuticฤ conform invenลฃiei. รntr-o realizare exemplarฤ, ingredientul activ suplimentar este dintre cei cunoscuลฃi sau descoperiลฃi ca fiind eficienลฃi รฎn tratamentul afecลฃiunilor, tulburฤrilor, sau bolilor mediate de activitatea orexinului, cum ar fi un alt modulator al orexinei sau un compus activ รฎmpotriva unei alte ลฃinte asociate cu afecลฃiunea, tulburarea sau boala particularฤ. Combinaลฃia poate servi la creลterea eficacitฤลฃii (de exemplu, incluzรขnd รฎn combinaลฃie un compus care potenลฃeazฤ activitatea sau eficacitatea unui agent activ conform invenลฃiei), scฤderea unuia sau mai multor efecte secundare, sau scฤderea dozei necesare de agent activ conform invenลฃiei.
Compuลii invenลฃiei sunt utilizaลฃi, singuri sau รฎn combinaลฃie cu unul sau mai mulลฃi ingredienลฃi activi suplimentari, pentru a formula compoziลฃii farmaceutice conform invenลฃiei. O compoziลฃie farmaceuticฤ conform invenลฃiei cuprinde: (a) o cantitate eficientฤ de cel puลฃin un compus conform invenลฃiei; ลi (b) un excipient acceptabil farmaceutic.
Formele de livrare ale compoziลฃiilor farmaceutice care conลฃin una sau mai multe unitฤลฃi de dozare ale agenลฃilor activi pot fi preparate utilizรขnd excipienลฃi farmaceutici adecvaลฃi ลi tehnici de compunere cunoscute sau care devin disponibile celor calificaลฃi รฎn domeniu. Compoziลฃiile pot fi administrate รฎn metodele din divulgare printr-o cale de livrare adecvatฤ, de exemplu, pe cale oralฤ, parenteralฤ, rectalฤ, topicฤ sau ocularฤ, sau prin inhalare.
Prepararea poate fi รฎn formฤ de tablete, capsule, pliculeลฃe, drajee, pulberi, granule, pastile, pulberi pentru reconstituire, preparฤri lichide, sau supozitoare. Preferabil, compoziลฃiile sunt formulate pentru perfuzie intravenoasฤ, administrare topicฤ, sau administrare oralฤ.
Pentru administrare oralฤ, compuลii invenลฃiei pot fi furnizaลฃi รฎn formฤ de tablete sau capsule, sau ca soluลฃie, emulsie, sau suspensie. Pentru a prepara compoziลฃiile orale, compuลii pot fi formulaลฃi pentru a da o dozฤ de, de exemplu, de la aproximativ 0,05 pรขnฤ la aproximativ 100 mg/kg zilnic, sau de la aproximativ 0,05 pรขnฤ la aproximativ 35 mg/kg zilnic, sau de la aproximativ 0,1 pรขnฤ la aproximativ 10 mg/kg zilnic. De exemplu, o dozฤ totalฤ zilnicฤ de aproximativ 5 mg pรขnฤ la 5 g zilnic poate fi realizatฤ prin dozare o datฤ, de douฤ ori, trei, sau de patru ori pe zi.
Tabletele orale pot include un compus conform invenลฃiei amestecat cu excipienลฃi acceptabili farmaceutic cum ar fi diluanลฃi inerลฃi, agenลฃi de dezintegrare, agenลฃi de legare, agenลฃi de lubrifiere, agenลฃi de รฎndulcire, agenลฃi de aromatizare, agenลฃi de colorare ลi agenลฃi de conservare. Umpluturile inerte adecvate includ carbonat de sodiu ลi calciu, fosfat de sodiu ลi calciu, lactozฤ, amidon, zahar, glucozฤ, metil celulozฤ, stearat de magneziu, manitol, ลi sorbitol. Excipienลฃii orali lichizi exemplari includ etanol, glicerol, ลi apฤ. Amidonul, polivinil-pirolidona (PVP), amidon glicolatul de sodiu, celuloza microcristalinฤ, ลi acidul alginic sunt agenลฃi de dezintegrare adecvaลฃi. Agenลฃii de legare pot include amidon ลi gelatinฤ. Agentul de lubrifiere, dacฤ este prezent, poate fi stearat de magneziu, acid stearic sau talc. Dacฤ se doreลte, tabletele pot fi acoperite cu un material cum ar fi monostearat de gliceril sau distearat de gliceril pentru a รฎntรขrzia absorbลฃie รฎn tractul gastrointestinal, sau pot fi acoperite cu o acoperire entericฤ.
Capsulele pentru administrare oralฤ includ capsule de gelatinฤ tari ลi moi. Pentru a prepara capsule de gelatinฤ tari, compuลii invenลฃiei pot fi amestecaลฃi cu un diluant solid, semi-solid, sau lichid. Capsulele moi de gelatinฤ pot fi preparate prin amestecarea compusului invenลฃiei cu apฤ, un ulei cum ar fi ulei de arahide sau ulei de mฤsline, parafinฤ lichidฤ, un amestec de mono ลi di-gliceride de acizi graลi cu catenฤ scurtฤ, polietilen glicol 400, sau propilen glicol.
Lichidele pentru administrare oralฤ pot fi รฎn formฤ de suspensii, soluลฃii, emulsii sau siropuri sau pot fi liofilizate sau prezentate ca produs uscat pentru reconstituire รฎnainte de utilizare, cu apฤ sau alt vehicul adecvat. Astfel de compoziลฃii lichide pot conลฃine opลฃional: excipienลฃi acceptabili farmaceutic cum ar fi agenลฃi de punere รฎn suspensie (de exemplu, sorbitol, metil celulozฤ, alginat de sodiu, gelatinฤ, hidroxietilcelulozฤ, carboximetilcelulozฤ, ลi gel de stearat de aluminiu); vehicule neapoase, de exemplu, ulei (de exemplu, ulei de migdale sau ulei de cocos fracลฃionat), propilen glicol, alcool etilic, sau apฤ; conservanลฃi (de exemplu, p-hidroxibenzoat de metil sau de propil sau acid sorbic); agenลฃi de umectare cum ar fi lecitinฤ; ลi, dacฤ se doreลte, agenลฃi de aromatizare sau de colorare.
Agenลฃii activi ai acestei invenลฃii pot fi de asemenea administraลฃi pe cฤi neorale. De exemplu, compoziลฃiile pot fi formulate pentru administrare rectalฤ ca supozitoare. Pentru utilizare parenteralฤ, incluzรขnd cฤi intravenoase, intramusculare, intraperitoneale, sau subcutanate, compuลii invenลฃiei pot fi furnizaลฃi รฎn soluลฃii sau suspensii apoase sterile, tamponate la un pH ลi izotonicitate adecvate sau รฎn ulei acceptabil parenteral. Vehiculele apoase adecvate includ soluลฃie Ringer ลi clorurฤ de sodiu izotonicฤ. Astfel de forme vor fi prezentate รฎn formฤ de dozฤ unicฤ cum ar fi fiole sau dispozitive de injecลฃie de unicฤ folosinลฃฤ, รฎn forme multi-dozฤ cum ar fi fiole din care doza adecvatฤ poate fi sustrasฤ, sau รฎntr-o formฤ solidฤ sau pre-concentratฤ care poate fi utilizatฤ pentru a prepara o formulare injectabilฤ. Dozele ilustrative de perfuzie pot varia de la aproximativ 1 la 1000 .mu./kg/minut de compus, amestecat cu un purtฤtor farmaceutic pe o perioadฤ cuprinsฤ รฎntre cรขteva minute ลi cรขteva zile.
Pentru administrare topicฤ, compuลii pot fi amestecaลฃi cu un purtฤtor farmaceutic la o concentraลฃie de aproximativ 0,1% pรขnฤ la aproximativ 10% medicament raportat la vehicul. Un alt mod de administrare a compuลilor invenลฃiei poate utiliza o formulare plasture pentru a afecta livrarea transdermicฤ. Compuลii invenลฃiei pot fi administraลฃi alternativ รฎn metode din aceastฤ divulgare prin inhalare, pe cฤi nazale sau orale, de exemplu, รฎntr-o formulare spray conลฃinรขnd de asemenea un purtฤtor adecvat.
Compuลii exemplari utili รฎn metodele din divulgare vor fi descriลi acum prin referire la schemele de sintezฤ ilustrative pentru prepararea lor generalฤ de mai jos ลi la exemplele specifice care urmeazฤ. Artizanii vor recunoaลte cฤ, pentru a obลฃine diferiลฃii compuลi din acest document, materiile prime pot fi selectate รฎn mod adecvat, astfel รฎncรขt substituenลฃii doriลฃi รฎn final sฤ fie purtaลฃi prin schema de reacลฃie cu sau fฤrฤ protejare, ca adecvaลฃi pentru a da produsul dorit. Alternativ, poate fi necesar sau dezirabil sฤ se utilizeze, รฎn locul substituentului dorit รฎn final, o grupare adecvatฤ care poate fi purtatฤ prin schema de reacลฃie ลi รฎnlocuitฤ cu substituentul dorit, ca adecvat. รn afarฤ de cazul cรขnd s-a specificat altfel, variabilele sunt aลa cum s-au definit mai sus referitor la Formula (I), precum ลi la Formulele (IA)-(IE). Reacลฃiile pot fi efectuate รฎntre punctul de topire ลi temperatura de reflux a solventului, ลi preferabil รฎntre 0 ยฐC ลi temperatura de reflux a solventului. Reacลฃiile pot fi รฎncฤlzite utilizรขnd รฎncฤlzirea convenลฃionalฤ sau รฎncฤlzirea cu microunde. Reacลฃiile pot fi efectuate de asemenea peste temperatura normalฤ de reflux a solventului, รฎn vase de presiune etanลate.
Abrevieri
Tabelul 3. Abrevierile ลi acronimele utilizate รฎn acest document includ urmฤtoarele.
Tabelul 3.
Termen Acronim/Abreviere 2-Metiltetrahidrofuran 2-Me-THF Anhidridฤ aceticฤ Ac2O Acetonitril ACN, MeCN Acid acetic AcOH Azobisizobutironitirile AIBN 2,2'-Bis(difenilfosfino)-1,1'-binaftil BINAP 5-(Di-terลฃ-butilfosfino)-13',5'-trifenil-1'H-[1,4']bipirazol BippyPhos terลฃ-butilcarbamoil BOC Hexafluorofosfat de benzotriazol-1-iloxitri(dimetilamino)-fosfoniu BOP [2-(2'-amino-1,1'-bifenil)]paladiu(II) metansulfonat de [2-(di-1-adamantilfosfino)-2',4',6'-triizopropil-3,6-dimetoxibifenil] pre-catalizator BrettPhos Pd de generaลฃia a treia 1 ,1'-Carbonildiimidazol CDI Pฤmรขnt de diatomee Celite 545, Celiteยฎ Acetat de cupru(II) Cu(OAc)2 Trifluorurฤ de (dietilamino)sulf DAST 2-Diciclohexilfosfino-2'-(N,N-dimetilamino)bifenil DavePhos Di-terลฃ-butil azodicarboxilat DBAD N,N-Diciclohexilcarbodiimidฤ DCC Dicloretan DCE Clorurฤ de metilen, diclorometan DCM Trifluorurฤ de bis(2-metoxietil)aminosulf Deoxo-Fluorยฎ 1,1,1-Triacetoxi-1,1-dihidro-1,2-benziodoxol-3(1H)-onฤ Dess-Martin periodinan Hidrurฤ de diizobutilaluminiu DIBAL, DIBAL-H N,N-Diizopropiletilaminฤ DIPEA, DIEA, bazฤ Hunig N,N-Dimetilformamidฤ DMF Dimetil sulfoxid DMSO Deutero-dimetil sulfoxid DMSO-d6 Difenilfosfino ferocen dppf Di-terลฃ-butilfosfino ferocen dtbpf 1-Etil-3-(3-dimetilaminopropil)carbodiimidฤ EDCI, EDC, EDAC Ionizare Electrospray ESI Bromurฤ de etil magneziu EtMgBr Acetat de etil EtOAc, sau EA, sau AcOEt Etanol EtOH Flash Cromatografie pe coloanฤ FCC 1,4-Dihidro-2,6-dimetil-3,5-piridincarboxilat de dietil Hantzsch Ester Hexafluorofosfat de 2-(1H-9-azobenzotriazol-1-il)-1,1,3,3-tetrametilaminiu HATU Acid acetic HOAc 1-Hidroxi-7-azabenzotriazol HOAT, HOAt 1-Hidroxi-benzotriazol HOBt Cromatografie de lichide de รฎnaltฤ performanลฃฤ HPLC Alcool izopropilic IPA Bromurฤ de izopropil magneziu i-PrMgBr Acetat de potasiu KOAc Hidrurฤ de litiu aluminiu LAH Litiu hexametildisililazidฤ LHMDS Acid meta-cloroperoxibenzoic mCPBA sau MCPBA Bromurฤ de metil magneziu MeMgBr Deterometanol MeOD-d4 Metanol MeOH Clorurฤ de mesil, Clorurฤ de metansulfonil MsCl Ditionit de sodiu Na2S2O4 terลฃ-Butoxid de sodiu NaOtBu N-Bromosuccinimidฤ NBS N-Metilmorfolinฤ NMM Tetrakis(trifenilfosfin)paladiu(0) Pd(PPh3)4 Tris(dibenzilidenaceton(dipaladiu (0) Pd2(dba)3 [1,1'-Bis(di-terลฃ-butilfosfino)ferocen]dicloropaladiu(III) PdCl2(dtbpf) Diclorurฤ de bis(trifenilfosfin)paladiu(II) Paladiu(II)bis(trifenilfosfin)diclorurฤ, PdCl2(PPh3)2 Oxiclorurฤ de fosfor POCl3 Trifenilfosfinฤ PPh3 Precipitat ppt Acid p-toluensulfonic p-TsOH, PTSA Tribromurฤ de piridiniu Py+Br3โ- bis(Tetrafluoroborat) de N-clorometil-N-fluorotrietilendiamoniu Selectfluorยฎ Clorurฤ de 2-(trimetilsilil)-etoximetil SEM-Cl [2-(Trimetilsilil)etoxi]metil acetal SEM Cromatografie รฎn fluid supercritic SFC Clorurฤ de tionil SOCh Fluorurฤ de tetrabutilamoniu TBAF Trietil aminฤ TEA Acid trifluoroacetic TFA Anhidridฤ trifluoroaceticฤ TFAA Tetrahidrofuran THF Tetrahidropiran THP 4,5-bis(Difenilfosfino)-9,9-dimetilxanten XantPhos 2-Diciclohexilfosfino-2',4',6'-triizopropilbifenil XPhos
EXEMPLE PREPARATIVE
Compuลii exemplari utili รฎn metodele de divulgare vor fi acum descriลi prin referire la schemele de sintezฤ de mai jos, ilustrative pentru prepararea lor generalฤ ลi la exemplele specifice de urmat.
รn conformitate cu SCHEMA 1, 2-piridonele substituite cu Formula (IV) sau halopiridinele substituite cu Formula (V) sunt disponibile comercial sau accesibile prin sintezฤ. Adฤugarea de 2-nitroacetamidฤ la un substrat carbonil ฮฑ,ฮฒ-nesaturat adecvat cu Formula (III) furnizeazฤ un compus 2-piridonฤ cu Formula (IV). 2-Nitroacetatul de etil reacลฃioneazฤ cu hidroxid de amoniu la temperatura camerei pentru o perioadฤ de 3-4 zile pentru a furniza 2-nitroacetamidฤ. O enamino cetonฤ cu Formula (III), unde R3 este -cicloalchilC3-8, sau alchilC1-5, este preparatฤ prin reacลฃia 1,1-dimetoxi-N,N-dimetilmetanaminei cu o cetonฤ substituitฤ adecvat disponibilฤ comercial sau accesibilฤ prin sintezฤ, cu Formula (II), acid p-toluensulfonic (p-TsOH), la temperaturi care variazฤ de la 80-100 ยฐC, pentru o perioadฤ de 12-24 h. รntr-o metodฤ preferatฤ 1,1-dimetoxi-N,N-dimetilmetanamin cetona reacลฃioneazฤ cu 1-ciclopropiletanonฤ, acid p-toluensulfonic la 100 ยฐC timp de 16 h. Un compus 2-piridonฤ cu Formula (IV) este preparat prin reacลฃia 2-nitroacetamidei cu o enamino cetonฤ cu Formula (III), unde R3 este -cicloalchilC3-8, รฎn prezenลฃฤ de acetat de piperidiniu, รฎntr-un solvent adecvat cum ar fi apฤ, la temperatura camerei pentru o perioadฤ de 12-20 h. Halogenarea unui compus 2-piridonฤ cu Formula (IV) este obลฃinutฤ sub condiลฃii de clorurare cunoscute unei persoane calificate รฎn domeniu, furnizรขnd o cloropiridinฤ substituitฤ cu Formula (V). De exemplu, prin reacลฃia unui compus cu Formula (IV) cu un agent de clorurare cum ar fi POCl3, SOCl2, PCl5, cu sau fฤrฤ un solvent adecvat cum ar fi DMF, la temperaturi care variazฤ de la 60- 100 ยฐC, pentru o perioadฤ de 12 - 20 h. รntr-o metodฤ preferatฤ, agentul de clorurare este POCl3.
รn conformitate cu SCHEMA 2, halopiridinele substituite sunt modificate pentru a furniza un compus cu Formula (V). รntr-un exemplu specific, 2,4-difluoro-3-nitropiridinฤ reacลฃioneazฤ cu un nucleofil adecvat cum ar fi o alchilaminฤ sau heterocicloalchilaminฤ, รฎntr-un solvent adecvat cum ar fi DMF, THF, o temperaturฤ care variazฤ de la 60-100 ยฐC, pentru o perioadฤ de 12 - 20 h, pentru a furniza un compus cu Formula (V) unde R5 este (-N(alchilC1-5)2) sau heterocicloalchilaminฤ (morfolinฤ) ลi R3 este H. รntr-o metodฤ preferatฤ, nucleofilul este morfolinฤ ลi solventul este DMF. รntr-un alt exemplu, 2,4-dicloro-3-nitro-6-(trifluorometil)piridina reacลฃioneazฤ cu un nucleofil adecvat cum ar fi o alchilaminฤ (-N(alchilC1-5)2) sau alcoolaminฤ (-N(CH3)(CH2CH2OH)), รฎntr-un solvent adecvat cum ar fi EtOH, la temperaturi care variazฤ de la 0 ยฐC la rt, pentru a furniza un compus cu Formula (V) unde R5 este - N(alchilC1-5)2 sau -N(CH3)(CH2CH2OH), ลi R3 este -alchilC1-5, -haloalchilC1-5 sau H. รntr-o metodฤ preferatฤ, nucleofilul este 2-(metilamino)etan-1-ol ลi solventul este EtOH. 2-Cloro-6-metil-3-nitropiridinฤ este oxidat cu un agent de oxidare adecvat cum ar fi dicromat de sodiu dehidrat รฎntr-un solvent cum ar fi H2SO4, la temperaturi care variazฤ de la temperatura camerei pรขnฤ la 50 ยฐC, pentru o perioadฤ de 12-16 h, furnizeazฤ un compus cu Formula (V), unde R3 este -CO2H, ลi o persoanฤ calificatฤ รฎn domeniu recunoaลte cฤ acidul poate fi รฎn continuare transformat รฎntr-o grupare de amidฤ, ester sau alchil. 2-Cloro-6-metoxi-3-nitropiridina este demetilatฤ, utilizรขnd condiลฃii cunoscute unei persoane calificate รฎn domeniu, pentru a furniza un compus cu Formula (V), unde R3 este -OH.
รn conformitate cu SCHEMA 3, un compus cu Formula (VII), unde Ra este NO2, este esterificatฤ รฎn condiลฃii cunoscute unei persoane calificate รฎn domeniu, pentru a furniza un compus cu Formula (VIII). De exemplu, reacลฃia acidului 6-cloro-5-nitropicolinic cu un acid cum ar fi acid p-toluensulfonic, รฎntr-un solvent cum ar fi EtOH, la temperaturi care variazฤ de la 60- 85 ยฐC, pentru o perioadฤ de 12- 24 h furnizeazฤ 6-cloro-5-nitropicolinat de etil. Un compus cu Formula (VIII), unde Ra este NO2, este redus cu un agent reducฤtor cum ar fi DIBAL, NaBH4, รฎntr-un solvent adecvat cum ar fi THF la temperaturi care variazฤ de la 0- 30 ยฐC, pentru o perioadฤ de 1-3 h, pentru a furniza un compus cu Formula (IX). รntr-o metodฤ preferatฤ, agentul reducฤtor este DIBAL. Un compus cu Formula (IX), unde Ra este -NO2 sau -Br, este oxidat cu un agent de oxidare cum ar fi Dess-Martin periodinan, รฎntr-un solvent cum ar fi DCM, la temperatura camerei, pentru o perioadฤ de 1-3 h, pentru a furniza un compus cu Formula (X). Un compus cu Formula (X), unde Ra este -NO2 sau -Br, este fluorurat cu un agent de fluorurare cum ar fi DAST, รฎntr-un solvent adecvat cum ar fi DCM, la temperaturi care variazฤ de la -50- 35 ยฐC, pentru o perioadฤ de 30-90 minute pentru a furniza un compus cu Formula (XI).
รn conformitate cu SCHEMA 4, un compus cu Formula (XII), unde Rb este halo sau alchilC1-5 ลi X este C, N, O sau S, este nitrat รฎn condiลฃii cunoscute unei persoane calificate รฎn domeniu. De exemplu, reacลฃia unui compus cu Formula (XII), cu un agent de nitrare cum ar fi HNO3 fumans, รฎntr-un solvent cum ar fi H2SO4, la temperaturi care variazฤ de la -50 ยฐC la temperatura camerei, pentru o perioadฤ de 30 minute, furnizeazฤ un compus nitro cu Formula (XIII). Reducerea unui compus nitro cu Formula (XIII) este obลฃinutฤ cu un agent reducฤtor cum ar fi zinc praf รฎntr-o soluลฃie aq. de NH4CL, Pd/C sub o atmosferฤ de H2 (balon); รฎntr-un solvent adecvat cum ar fi EtOH, MeOH, la temperaturi care variazฤ de la 20 - 70 ยฐC, pentru o perioadฤ de 2-4 h pentru a furniza un compus amino cu Formula (XIV), unde Rb este halo sau -alchilC1-5 ลi X este C, N, O sau S. รn unele cazuri, o grupare de protecลฃie este instalatฤ pe un compus cu Formula (XIII) รฎnainte de reducerea grupฤrii nitro.
รn conformitate cu SCHEMA 5, un compus cu Formula (XVII), unde Z este C-Rc sau N, ลi Rc este H, halo sau alchilC1-5, este accesibil dintr-un compus cu Formula (XV). Protejarea unui compus cu Formula (XV) cu o grupare de protecลฃie (PG) adecvatฤ este obลฃinutฤ cu Boc2O, รฎntr-un solvent cum ar fi THF, DMF, la temperaturi care variazฤ de la 0-20ยฐ C, pentru o perioadฤ de 1 -3 h. Reducerea ulterioarฤ a grupฤrii nitro cu un agent reducฤtor cum ar fi, Pd/C sub o atmosferฤ de H2 (balon); รฎntr-un solvent adecvat cum ar fi THF, EtOH, MeOH, la temperatura camerei, pentru o perioadฤ de 12-24 h, furnizeazฤ un compus amino cu Formula (XVI). Accesul la compusul indolinฤ cu Formula (XVII), unde Z este C-Rc, ลi Rc este H, halo sau alchilC1-5, este obลฃinut printr-o reducere รฎn continuare, cu un agent reducฤtor cum ar fi Pd/C sub o atmosferฤ de H2 (balon); รฎntr-un solvent adecvat cum ar fi EtOH, MeOH, la temperatura camerei, pentru o perioadฤ de 12-24 h.
รn conformitate cu SCHEMA 6, un compus cu Formula (XXIII), unde X1 este C- Rc sau N, Rc este H, -Cl, -CH3, este accesibil รฎn douฤ etape de la un compus cu Formula (XX). รntr-o primฤ etapฤ, protecลฃia unui compus cu Formula (XX) cu o grupare de protecลฃie adecvatฤ cum ar fi SEM, furnizeazฤ un compus cu Formula (XXI). De exemplu, reacลฃia 5-nitro-1H-indazolului cu o bazฤ cum ar fi NaH, ลi o grupare de protecลฃie (PG) cum ar fi SEM-Cl, รฎntr-un solvent cum ar fi DMF, la temperaturi care variazฤ de la 0 ยฐC la temperatura camerei, pentru o perioadฤ de 1-3 h furnizeazฤ 5-nitro-2-((2-(trimetilsilil)etoxi)metil)-2H-indazol ลi 5-nitro-1-((2-(trimetilsilil)etoxi)metil)-1H-indazol. รntr-o a doua etapฤ, reducerea unui compus nitro cu Formula (XXI) cu un agent reducฤtor adecvat cum ar fi Pd/C, รฎntr-un solvent cum ar fi EtOH, la temperatura camerei, pentru o perioadฤ de 12-24 h furnizeazฤ un compus cu Formula (XXIII). รn etapa de protecลฃie, gruparea de protecลฃie SEM poate merge fie pe azot รฎn inelul de 5-membri.
รn conformitate cu SCHEMA 7, un compus cu Formula (XVIII), unde Rc este H, halo sau alchilC1-5, este disponibil comercial sau accesibil prin sintezฤ. Un compus cu Formula (XXIII), unde Rc este alchilC1-5, este accesibil de la un compus cu Formula (XVIII), unde Rc este H. Bromurarea unui compus cu Formula (XVIII) cu un agent de bromurare cum ar fi brom, sub condiลฃii acide, cum ar fi acid acetic, la temperaturi care variazฤ de la 0 ยฐC la temperatura camerei, pentru o perioadฤ de 30 minute pรขnฤ la 1 h furnizeazฤ un compus anilinฤ cu Formula (XIX), unde Rc este Br. Un compus disponibil comercial sau accesibil prin sintezฤ cu Formula (XIX), unde Rc este H, halo sau alchilC1-5, suferฤ nitrozare urmatฤ de ciclizare, sub condiลฃii acide, cum ar fi acid acetic ลi nitrit de sodiu, รฎntr-un solvent cum ar fi apฤ, la temperaturi care variazฤ de la 0-20 ยฐC, pentru o perioadฤ de 30 min pรขnฤ la 1 h pentru a furniza un compus cu Formula (XX). Protejarea, urmatฤ de reducerea unui compus cu Formula (XX), aลa cum s-a descris anterior, cรขnd Rc este H, halo sau alchilC1-4 dau un compus cu Formula (XXIII).
รntr-un alt exemplu, o etapฤ de cuplare รฎncruciลatฤ a unui compus cu Formula (XX), unde Rc este halo, permite introducerea unui nou substituent. De exemplu, reacลฃia 7-bromo-5-nitro-1-((2-(trimetilsilil)etoxi)metil)-1H-indazolului sub o reacลฃie de cuplare รฎncruciลatฤ mediatฤ de un metal cu o anhidridฤ alchil boronicฤ, cum ar fi trimetilboroximฤ, รฎn prezenลฃa unui catalizator de paladiu cum ar fi Pd(PPh3)4, o bazฤ cum ar fi Cs2CO3, K2CO3, รฎntr-un solvent adecvat cum ar fi 1,4-dioxan, DMF, la temperaturi care variazฤ de la temperatura camerei pรขnฤ la 105 ยฐC, pentru o perioadฤ de 16 h furnizeazฤ 7-metil-5-nitro-1-((2-(trimthylsilil)etoxi)metil)-1H-indazol, un compus cu Formula (XXII), unde Rc este -CH3.
รn conformitate cu SCHEMA 8, un compus disponibil comercial sau accesibil prin sintezฤ cu Formula (XXIV) unde R3 este H, halo, alchilC1-5, alcoxiC1-5, sau haloalchilC1-5, Rg este -Br sau I, ลi HAL3 este -Br sau -Cl, reacลฃioneazฤ รฎntr-o reacลฃie de cuplare รฎncruciลatฤ mediatฤ de metal cu o alchinฤ terminalฤ cu Formula (XXV), unde Re este alchilC1-5, haloalchilC1-5, -CH2OCH3, -CH(OCH3)(CH3), cicloalchilC3-8, tetrahidrofuran, -CH2O-tetrahidropiran, sau fenil, 4-fluorofenil, รฎn prezenลฃa unui catalizator de paladiu cum ar fi PdCl2(Ph3)2. Pd(PPh3)4, o aminฤ bazicฤ cum ar fi Et3N, รฎntr-un solvent adecvat cum ar fi 1,4-dioxan, DMF, la temperaturi care variazฤ de la 50 pรขnฤ la 100 ยฐC, pentru o perioadฤ de 16 pรขnฤ la 40 h, pentru a furniza un compus cu Formula (XXVI), unde R3 este H, halo, alchilC1-5, alcoxiC1-5, sau haloalchilC1-5, Re este alchilC1-5, haloalchilC1-5, -CH2OCH3, -CH(OCH3)(CH3), cicloalchilC3-8, tetrahidrofuran, -CH2O-tetrahidropiran, fenil, sau 4-fluorofenil, ลi HAL3 este -Br sau -Cl.
Un compus cu Formula (XXIV), unde R3 este H, halo, alchilC1-5, alcoxiC1-5, sau haloalchilC1-5, HAL3 este -Br sau -Cl, ลi Rg este H sau -OH, unde Rg este transformat รฎntr-un halogen sau triflat (OTf), prin metode cunoscute de o persoanฤ calificatฤ รฎn domeniu, la un compus cu Formula (XXIV). Un compus cu Formula (XXIV), unde R3 este H, halo, alchilC1-5, alcoxiC1-5, sau haloalchilC1-5, HAL3 este -Br sau -Cl, ลi Rg este -Br, -I, -OTf, reacลฃioneazฤ sub condiลฃii de cuplare รฎncruciลatฤ mediatฤ de metal cu o alchinฤ terminalฤ cu Formula (XXV) aลa cum s-a descris mai sus pentru a da un compus cu Formula (XXVI).
Alternativ, un compus cu Formula (XXIV), unde R3 este H, halo, alchilC1-5, alcoxiC1-5, sau haloalchilC1-5, HAL3 este -Br sau -Cl, ลi Rg este -I, poate suferi o reacลฃie Stille pentru a da un compus cu Formula (XXVI). De exemplu, 2-cloro-3-iodo-6-(trifluorometil)piridinฤ, รฎn prezenลฃa unui catalizator de paladiu cum ar fi Pd(PPh3)4 unui co-catalizator cum ar fi CuI ลi unui alchinil stanan, cum ar fi tributil(1-propinil)staniu, รฎntr-un solvent adecvat cum ar fi toluen, DMF la temperaturi care variazฤ de la 50 pรขnฤ la 100 ยฐC, pentru o perioadฤ de 16 h, pentru a furniza 2-cloro-3-(prop-1-in-1-il)-6-(trifluorometil)piridinฤ.
รn conformitate cu SCHEMA 9, un compus cu Formula (XX), unde Rc este H, este fluorurat, cu un agent de fluorurare electrofil cum ar fi Selectfluorยฎ, รฎntr-un solvent cum ar fi acid acetic, cu un co-solvent cum ar fi ACN, cu รฎncฤlzire la microunde pรขnฤ la 150 ยฐC, pentru o perioadฤ de 30 min, pentru a furniza un compus cu Formula (XXVII). Un compus nitro cu Formula (XXVII) este redus รฎn condiลฃii cunoscute unei persoane calificate รฎn domeniu, ลi descrise anterior, pentru a furniza un compus cu Formula (XXVIII), unde Rc este H.
รn conformitate cu SCHEMA 10, o halopiridinฤ substituitฤ cu Formula (V), disponibilฤ comercial sau accesibilฤ prin sintezฤ, reacลฃioneazฤ cu o aminฤ disponibilฤ comercial sau accesibilฤ prin sintezฤ cu Formula (XXIX) รฎn prezenลฃa unei baze cum ar fi DIEA, TEA, รฎntr-un solvent cum ar fi EtOH, DMF, THF, la temperaturi care variazฤ de la 70 pรขnฤ la 110 ยฐC, utilizรขnd รฎncฤlzirea convenลฃionalฤ sau cu microunde, pentru a furniza un compus cu Formula (XXX). Aลa cum s-a descris รฎn schemele de mai sus, aminele cu Formula (XXIX) accesibile prin sintezฤ cuprind amine cu Formula (XIV), (XVI), (XVII), ลi (XXVIII); toate acestea pot fi sau nu protejate cu o grupare de protecลฃie cum ar fi BOC sau SEM. Reducerea grupฤrii nitro dintr-un compus cu Formula (XXX), utilizรขnd metode descrise anterior, furnizeazฤ un compus cu Formula (XXXI). รntr-o metodฤ alternativฤ, o halopiridinฤ substituitฤ cu Formula (V) reacลฃioneazฤ cu o aminฤ disponibilฤ comercial sau accesibilฤ prin sintezฤ cu Formula (XXIX) รฎntr-un solvent cum ar fi DMF, la o temperaturฤ de aproximativ 110 ยฐC, pentru o perioadฤ de 3 h, urmatฤ de adฤugare de ditionit de sodiu, cu รฎncฤlzire suplimentarฤ la o temperaturฤ de aproximativ 110 ยฐC, pentru o perioadฤ de 5 h, pentru a furniza un compus cu Formula (XXXI).
รn conformitate cu SCHEMA 11, un compus cu Formula (XXXI), R3 este H, halo, alchilC1-5, haloalchilC1-5, sau alcoxiC1-5, R4 este H sau alchilC1-5, ลi R5 este H, reacลฃioneazฤ cu o aldehidฤ cu Formula (XXXII), unde R1 este -CH2CH2CO2CH3, alchilC1-5, fenil, benzil, 4-fluorofenil, 2-clorofenil, cicloalchilC3-8, -(CH2)cicloalchilC3-8, 6-fluoro-3-piridil, 2-fluoro-4-piridil, tetrahidropiran, tetrahidrofuran, pirazin-2-ilmetil, tienil, 2-furil, รฎn prezenลฃฤ de ditionit de sodiu, รฎntr-un solvent adecvat cum ar fi DMF, la temperaturi care variazฤ de la 80-120 ยฐC, pentru o perioadฤ de 12-18 h pentru a furniza un compus cu Formula (I), unde X este N. รn cazuri รฎn care gruparea NH2-R2 utilizeazฤ o grupare de protecลฃie, o etapฤ de deprotejare se adaugฤ la sfรขrลit pentru a furniza un compus cu Formula (I), unde X este N.
รntr-o metodฤ similarฤ, un compus cu Formula (XXXI), reacลฃioneazฤ cu o aldehidฤ cu Formula (XXXII) รฎn prezenลฃa unui catalizator cum ar fi Cu(OAc)2, รฎntr-un solvent cum ar fi AcOH, la o temperaturฤ de aproximativ 40 ยฐC, pentru o perioadฤ de aproximativ 2-5 h, pentru a furniza un compus cu Formula (I), unde X este N.
รn conformitate cu SCHEMA 12, un compus cu Formula (XXXI), unde R3 este haloalchilC1-5, ลi R4 ลi R5 sunt H, reacลฃioneazฤ cu 2,2,2-tricloroacetimidat de metil, รฎntr-un solvent cum ar fi AcOH, pentru o perioadฤ de 12-18 h, la o temperaturฤ de aproximativ rt pรขnฤ la 70 ยฐC, pentru a furniza un compus cu Formula (I), unde R1 este -CCl3, R3 este haloalchilC1-5, ลi R5 este H.
รntr-o metodฤ similarฤ, un compus cu Formula (XXXI), unde R3 este haloalchilC1-5, ลi R4 ลi R5 sunt H, reacลฃioneazฤ cu acid trifluoroacetic (TFA), acid 2,2-difluoropropanoic, acid 2,2-difluoroacetic, acid 3,3,3-trifluoropropanoic, cu solventul nostru sau fฤrฤ un solvent cum ar fi acid trifluorometansulfonic, la o temperaturฤ de aproximativ 70 -120 ยฐC, pentru o perioadฤ de 12-72 h, pentru a furniza un compus cu Formula (I), unde X este N, ลi R1 este -haloalchilC1-5.
รntr-o metodฤ similarฤ, un compus cu Formula (XXXI), unde R3 este haloalchilC1-5, ลi R4 ลi R5 sunt H, reacลฃioneazฤ cu tetraetilortocarbonat pentru o perioadฤ de 12-18 h, la o temperaturฤ de aproximativ rt pรขnฤ la 70 ยฐC, pentru a furniza un compus cu Formula (I), unde X este N, ลi R1 este -OCH2CH3.
รntr-o metodฤ similarฤ, un compus cu Formula (XXXI), unde R3 este haloalchilC1-5, R4 ลi R5 sunt H, reacลฃioneazฤ cu un compus izocianat cu Formula Rf-N=C=S, unde Rf este alchilC1-5 sau cicloalchilC3-8, un agent de cuplare cum ar fi diciclohexil carbodiimidฤ, pentru o perioadฤ de 12-18 h, la o temperaturฤ de aproximativ rt pรขnฤ la 70 ยฐC, pentru a furniza un compus cu Formula (I), unde X este N, ลi R1 este -NH(alchilC1-5) sau -NH(cicloalchilC3-8).
รn conformitate cu SCHEMA 13, un compus aminopiridinฤ substituitฤ cu Formula (XXXI), unde R3 este alchilC1-5, haloalchilC1-5, cicloalchilC3-8, R4 este H, ลi R5 este H, sau alchilC1-5, este acilat cu un acid activat substituit cu Formula R1(C=O)Y, unde R1 este alchilC1-5, haloalchilC1-5, cicloalchilC3-8, fenil, sau heteroaril, ลi Y este -OH sau -Cl. De exemplu, un compus cu Formula (XXXI) reacลฃioneazฤ cu un acid cu Formula R1(C=O)Y รฎn prezenลฃa unui agent de deshidratare cum ar fi HOBt/EDAC, CDI, HATU, HOAT, anhidridฤ propilfosfonicฤ (T3P), o bazฤ selectatฤ adecvat cum ar fi DIPEA, TEA, รฎntr-un solvent cum ar fi toluen, MeCN, EtOAc, DMF, THF, DCM, sau un amestec al acestora, pentru a da un compus cu Formula (XXXII). รntr-o realizare preferatฤ รฎn mod special un compus cu Formula (XXXII) este obลฃinut utilizรขnd agentul de deshidratare HATU, baza TEA, ลi solventul DMF. รntr-o altฤ realizare, un compus cu Formula (XXXI) reacลฃioneazฤ cu un acid cu Formula R1(C=O)Y รฎn prezenลฃฤ de NaH รฎn DMF la 60 ยฐC. Alternativ, un compus cu Formula (XXXI) reacลฃioneazฤ cu o clorurฤ acidฤ cu Formula R1(C=O)Y รฎn prezenลฃฤ de bazฤ cum ar fi DIPEA, TEA, รฎntr-un solvent organic cum ar fi toluen, MeCN, EtOAc, DMF, THF, DCM, pentru a da un compus cu Formula (XXXII). Un compus cu Formula (XXXII) este ciclizat la un compus cu Formula (I), unde X este N, รฎn prezenลฃa unui acid, cum ar fi acid acetic, la 80 ยฐC timp de 16 h.
รn conformitate cu SCHEMA 14, un compus cu Formula (IA), unde R3 este alchilC1-5, ลi R5 este H, este oxidat รฎn condiลฃii cunoscute unei persoane calificate รฎn domeniu, pentru a da un compus cu Formula (I) unde R5 este -OH. De exemplu, reacลฃia unui compus cu Formula (IA), unde R1 este 4-fluorofenil, R2 este benzo[d]tiazol-2(3H)-onฤ, R3 este -CH3, R5 este H, este oxidat cu un agent de oxidare cum ar fi mCPBA, รฎntr-un solvent adecvat cum ar fi AcOH, la temperaturi care variazฤ de la 100-130 ยฐC, utilizรขnd รฎncฤlzirea convenลฃionalฤ sau cu microunde, furnizeazฤ un compus cu Formula (I), unde X este N,ลi R5 este -OH.
Un compus cu Formula (IA), unde R1 este haloalchilC1-5, R3 este halo, R5 este H, reacลฃioneazฤ รฎntr-o reacลฃie de cuplare รฎncruciลatฤ catalizatฤ de fier, pentru a furniza un compus cu Formula (I), unde R3 este alchilC1-5. De exemplu, un compus cu Formula (IA), unde R3 este -Cl, reacลฃioneazฤ cu un catalizator de fier adecvat cum ar fi fier (III) acetilacetonat (Fe(acac)3), un reactiv alchilmagneziu, un aditiv cum ar fi NMP, รฎntr-un solvent adecvat cum ar fi THF, pentru a furniza un compus cu Formula (I), unde X este N, R3 este alchilC1-5. รntr-o metodฤ preferatฤ, catalizatorul de fier este Fe(acac)3.
Un compus cu Formula (IA), unde R3 este halo, reacลฃioneazฤ cu o aminฤ adecvatฤ รฎntr-o reacลฃie de deplasare nucleofilฤ รฎn condiลฃii cunoscute unei persoane calificate รฎn domeniu. De exemplu, un compus cu Formula (IA), unde R3 este -F, reacลฃioneazฤ cu un nucleofil cum ar fi piperidinฤ, morfolinฤ, -N(CH3)2, o bazฤ cum ar fi DIEA, รฎntr-un solvent adecvat cum ar fi DMSO, la temperaturi care variazฤ de la 90-120 ยฐC, pentru a furniza un compus cu Formula (I), unde X este N, R3 este piperidinฤ.
Un compus cu Formula (IA), unde R3 ลi R5 sunt H, ลi R1 este fenil, este difluorometilatฤ pentru a furniza un compus cu Formula (I), unde X este N, R3 este -CHF2, R5 este H, ลi R1 este fenil; sau unde R3 este H, R5 este -CHF2 ลi R1 este fenil; sau unde R3 ลi R5 sunt H ลi R1 este 4-difluorometilfenil. De exemplu, reacลฃia unui compus cu Formula (IA), unde R3 ลi R5 sunt H, ลi R1 este fenil, cu difluorometansulfinat de zinc, hidroperoxid de terลฃ-butil, รฎntr-un solvent adecvat cum ar fi DCE, DMSO, H2O, sau un amestec al acestora, la o temperaturฤ de aproximativ 50-100 ยฐC, pentru o perioadฤ de 24-73 h. รntr-o metodฤ similarฤ, un compus cu Formula (IA) unde R3 ลi R5 sunt H, ลi R1 este fenil, este alchilat utilizรขnd bis((izopropilsulfinil)oxi)zinc รฎn loc de difluorometansulfinat de zinc, pentru a furniza un compus cu Formula (I), unde X este N, R3 este H, R5 este - CH(CH3)2 ลi R1 este fenil.
Un compus cu Formula (I) unde X este N, R3 este -CH2OH, ลi R5 este H, este preparat dintr-un compus cu Formula (IA), unde R3 este -CO2H, ลi R5 este H รฎn douฤ etape. Formula (IA), unde R3 este -CO2H, ลi R5 este H mai รฎntรขi se esterificatฤ, utilizรขnd condiลฃii cunoscute unei persoane calificate รฎn domeniu. De exemplu, prin reacลฃie cu un acid adecvat, cum ar fi p-TsOH, H2SO4, รฎntr-un solvent alcoolic adecvat cum ar fi MeOH, EtOH la temperaturi care variazฤ de la 50-80 ยฐC, pentru a furniza un compus cu Formula (IA), unde R3 este -CO2alchilC1-5, ลi R5 este H. รntr-o a doua etapฤ, reducerea unui compus ester cu Formula (IA), unde R3 este -CO2alchilC1-5, ลi R5 este H cu un agent reducฤtor adecvat cum ar fi LAH, รฎntr-un solvent adecvat cum ar fi THF, furnizeazฤ un compus cu Formula (I) unde X este N, R3 este -CH2OH, ลi R5 este H.
Un compus cu Formula (I) unde X este N, R1 este -CH2CH2CH2OH, R3 este -haloalchilC1-5, ลi R5 este H, este preparat dintr-un compus cu Formula (IA), unde R1 este -CH2CH2CO2CH3, R3 este -haloalchilC1-5, ลi R5 este H, utilizรขnd condiลฃii de reducere descrise anterior. รntr-o metodฤ preferatฤ, agentul reducฤtor este LAH ลi solventul este THF.
Un compus cu Formula (I) unde R1 este -C(=O)NH(alchilC1-5), -C(=O)N(alchilC1-5)2, -C(=O)azetidinil, -C(=O)-pirolidinil, sau -C(=O)NH-fenil, R3 este -haloalchilC1-5, ลi R5 este H este preparat dintr-un compus cu Formula (1A), unde R1 este haloalchilC1-5, R3 este -haloalchilC1-5, ลi R5 este H. De exemplu, un compus cu Formula (1A), unde R1 este -CCl3, reacลฃioneazฤ cu o aminฤ cum ar fi azetidinฤ, anilinฤ, -NH(alchilC1-5)2, o bazฤ cum ar fi K2CO3, NaHCO3, รฎntr-un solvent cum ar fi ACN, THF, DMF, H2O, sau un amestec al acestora, la temperaturi care variazฤ de la 65-90 ยฐC, pentru o perioadฤ de 12-24 h, pentru a furniza un compus cu Formula (I), unde X este N, R1 este -C(=O)NH(alchilC1-5), -C(=O)N(alchilC1-5)2, -C(=O)azetidinil, -C(=O)-pirolidinil, sau -C(=O)NH-fenil. รntr-o metodฤ similarฤ, amina a fost ciclopropil aminฤ, baza este TEA, ลi se adaugฤ un reactiv de cuplare cum ar fi HOBt.
Un compus cu Formula (1A) unde R2 este substituit cu -Br, reacลฃioneazฤ รฎntr-o reacลฃie de cuplare รฎncruciลatฤ mediatฤ de metal pentru a furniza un compus cu Formula (I), unde R2 este substituit cu -alchilC1-5, -alchenilC1-5, -CH=CH-CH2OH, ลi fenil. De exemplu, 3-(7-bromo-1H-indazol-5-il)-2,5-bis(trifluorometil)-3H-imidazo[4,5-b]piridina reacลฃioneazฤ cu un acid fenil boronic, boronat ester, รฎn prezenลฃa unui catalizator de paladiu cum ar fi PdCl2(dtbpf), Pd(PPh3)4, o bazฤ cum ar fi K3PO4, Na2CO3 aq., รฎntr-un solvent adecvat cum ar fi 1,4-dioxan, DMF, sub รฎncฤlzire cu microunde la 100 ยฐC, pentru o perioadฤ de 30 min pentru a furniza un compus cu Formula (I), specific 3-(7-fenil-1H-indazol-5-il)-2,5-bis(trifluorometil)-3H-imidazo[4,5-b]piridinฤ. Acolo unde boronat esterul are o grupare de protecลฃie cum ar fi o THP instalatฤ, o etapฤ de deprotejare dupฤ etapa de cuplare este necesarฤ pentru a da un compus cu Formula (I). รntr-un alt exemplu, 3-(7-bromo-1H-indazol-5-il)-2,5-bis(trifluorometil)-3H-imidazo[4,5-b]piridina poate suferi o reacลฃie Stille, cu tributilvinilstaniu, รฎn prezenลฃa unui catalizator de paladiu cum ar fi Pd(PPh3)4, รฎntr-un solvent adecvat cum ar fi toluen, sub รฎncฤlzire cu microunde la 140 ยฐC, pentru o perioadฤ de 45 min pentru a furniza un compus cu Formula (I), specific 2,5-bis(trifluorometil)-3-(7-vinil-1H-indazol-5-il)-3H-imidazo[4,5-b]piridinฤ.
Un compus cu Formula (IA), unde R1 ลi R3 sunt haloalchilC1-5, R5 este H, ลi R2 este 1H-pirazolo[3,4-b]piridin-5-il, este oxidat รฎn condiลฃii cunoscute unei persoane calificate รฎn domeniu, pentru a furniza N-oxidul compusului cu Formula (I), unde X este N, R1 ลi R3 sunt haloalchilC1-5, R5 este H, ลi R2 este 1H-pirazolo[3,4-b]piridin 7-oxid. De exemplu, 5-(2,5-bis(trifluorometil)-3H-imidazo[4,5-b]piridin-3-il)-1H-pirazolo[3,4-b]piridina reacลฃioneazฤ cu H2O2 ลi TFAA, รฎntr-un solvent cum ar fi DCM, la temperaturi care variazฤ de la 0 ยฐC la temperatura camerei, pentru a furniza 5-(2,5-bis(trifluorometil)-3H-imidazo[4,5-b]piridin-3-il)- 1H-pirazolo[3,4-b]piridin 7-oxid.
Un compus cu Formula (IA), unde R1 este cicloalchilC3-8, R3 este haloalchilC1-5, R5 este H, ลi R2 este benzo[d]tiazol-2(3H)-onฤ este alchilatฤ cu un agent de alchilare cum ar fi MeI, o bazฤ cum ar fi NaH, รฎntr-un solvent adecvat cum ar fi DMF, pentru a furniza un compus cu Formula (I), unde X este N, R1 este cicloalchilC3-8, R3 este haloalchilC1-5, R5 este H, ลi R2 este 3-metilbenzo[d]tiazol-2(3H)-onฤ.
Un compus cu Formula (IA), unde R1 este alchilC1-5, R3 este haloalchilC1-5, R5 este H, ลi R2 1H-indazol-5-il substituit cu -Br, este tritiat, prin reacลฃie cu Pd/C, 3H gaz, รฎntr-un solvent adecvat cum ar fi EtOH, pentru o perioadฤ de 8-12 h, pentru a furniza un compus cu Formula (I), unde X este N, R1 este alchilC1-5, R3 este haloalchilC1-5, R5 este H, ลi R2 1H-indazol-5-il substituit cu 3H.
Un compus cu Formula (IA), unde R1 este haloalchilC1-5, R3 este haloalchilC1-5, R5 este H, ลi R2 este substituit cu -CH=CH-CH2OH, este redus, sub condiลฃii de hidrogenare cunoscute unei persoane calificate รฎn domeniu, pentru a furniza un compus cu Formula (I), unde X este N, R1 este haloalchilC1-5, R3 este haloalchilC1-5, R5 este H, ลi R2 este substituit cu -CH2CH2CH2OH sau -CH2CH2CH3. รntr-o metodฤ preferatฤ, reacลฃia este efectuatฤ รฎntr-un reactor H-Cube, sub 60 bar de H2, รฎntr-un solvent adecvat cum ar fi MeOH sau EtOH, ลi Pd/C drept catalizator. รntr-o metodฤ similarฤ, un compus cu Formula (1A), unde R1 este haloalchilC1-5, R3 este -CH=CH-CH2OH, ลi R5 este H este redus la un compus cu Formula (I) unde X este N, R1 este haloalchilC1-5, R3 este -CH2CH2CH2OH sau -CH2CH2CH3, ลi R5 este H.
รn conformitate cu SCHEMA 15, un compus cu Formula (IB), unde R2a este un 1H-indazol protejat cu trimetilsilil, benzo[d]tiazol-2(3H)-onฤ, 1H-pirazolo[3,4-b]piridinil, unde fiecare R2a este substituit opลฃional cu halo, sau alchilC1-5, este deprotejat cu acid cum ar fi TFA, HCl, รฎntr-un solvent adecvat cum ar fi DCM, pentru a furniza un compus cu Formula (I), unde X este N ลi R2 este 1H-indazol, benzo[d]tiazol-2(3H)-onฤ, 1H-pirazolo[3,4-b]piridinil, unde fiecare R2 este substituit opลฃional cu halo, sau alchilC1-5.
Un compus cu Formula (IB), unde R1 este cicloalchilC3-8, R3c este -OH, R5 este H, ลi R2a este un 1H-indazol protejat cu trimetilsilil, benzo[d]tiazol-2(3H)-onฤ, 1H-pirazolo[3,4-b]piridinil, unde fiecare R2a este substituit opลฃional cu halo, sau alchilC1-5, este alchilat รฎn condiลฃii cunoscute unei persoane calificate รฎn domeniu, de exemplu, o reacลฃie cu un agent de alchilare cum ar fi MeI, o bazฤ cum ar fi NaH, LiH รฎntr-un solvent adecvat cum ar fi DMF, la temperaturi care variazฤ de la 0 ยฐC la temperatura camerei, pentru a furniza un compus cu Formula (IB) unde R3c este -alcoxiC1-5. Deprotejarea ulterioarฤ a trimetilsililului dintr-un compus cu Formula (IB), utilizรขnd condiลฃii descrise anterior, furnizeazฤ un compus cu Formula (I), unde X este N, R1 este cicloalchilC3-8, R3 este -alcoxiC1-5, R5 este H, ลi R2 este 1H-indazol, benzo[d]tiazol-2(3H)-onฤ, sau 1H-pirazolo[3,4-b]piridinฤ fiecare substituit opลฃional cu halo, sau alchilC1-5.
Un compus cu Formula (IB), unde R1 este haloalchilC1-5, R3c este halo, R5 este H, ลi R2a este un 1H-indazol protejat cu trimetilsilil, reacลฃioneazฤ รฎntr-o reacลฃie de cuplare รฎncruciลatฤ mediatฤ de metal cu o halogenurฤ de alchilzinc pentru a furniza un compus cu Formula (IB), unde R3c este cicloalchilC3-8. De exemplu, reacลฃia unui compus cu Formula (IB), unde R1 este haloalchilC1-5, R3c este halo, R5 este H, ลi R2a este un 1H-indazol protejat cu trimetilsilil cu un catalizator de paladiu cum ar fi Pd(OAc)2, un ligand cum ar fi Ru-Phos, รฎntr-un solvent adecvat cum ar fi THF, furnizeazฤ un compus cu Formula (IB), unde R1 este haloalchilC1-5, R3c este cicloalchilC3-8, R5 este H, ลi R2a este un 1H-indazol protejat cu trimetilsilil. Deprotejarea grupฤrii de protecลฃie trimetilsilil utilizรขnd condiลฃii descrise anterior furnizeazฤ un compus cu Formula (I), unde X este N, R1 este haloalchilC1-5, R3 este cicloalchilC3-8, R5 este H, ลi R2 este 1H-indazol.
Un compus cu Formula (IB), unde R1 este alchilC1-5, R2a este un 1H-indazol protejat cu trimetilsilil, R3c este -C(=O)N(CH3)OCH3, ลi R5 este H, reacลฃioneazฤ cu bromurฤ de metilmagneziu, รฎntr-un solvent cum ar fi THF, la temperaturi care variazฤ de la -45 pรขnฤ la 0 ยฐC, pentru a furniza un compus cu Formula (IB), unde R1 este alchilC1-5, R2a este un 1H-indazol protejat cu trimetilsilil, R3c este -C(=O)CH3, ลi R5 este H. Un compus cu Formula (IB), unde R1 este alchilC1-5, R2a este un 1H-indazol protejat cu trimetilsilil, R3c este -C(=O)CH3, ลi R5 este H, este fluorurat รฎn condiลฃii descrise anterior pentru a furniza un compus cu Formula (IB), unde R1 este alchilC1-5, R2a este un 1H-indazol protejat cu trimetilsilil, R3c este -CF2CH3, ลi R5 este H. รntr-o metodฤ preferatฤ, agentul de fluorurare este DAST. Un compus cu Formula (IB), unde R1 este alchilC1-5, R2a este un 1H-indazol protejat cu trimetilsilil, R3c este -CF2CH3, ลi R5 este H este deprotejat utilizรขnd condiลฃii descrise anterior pentru a furniza un compus cu Formula (I), unde X este N, R1 este alchilC1-5, R2 este 1H-indazol, R3 este -CF2CH3, ลi R5 este H.
รn conformitate cu SCHEMA 16, un compus cu Formula (XXVI), unde R3 este H, halo, alchilC1-5, haloalchilC1-5, sau alcoxiC1-5, ลi HAL3 este -Br sau -Cl, reacลฃioneazฤ รฎntr-un singur vas cu un compus aminฤ,cu Formula (XXIX) prin SNAr mediatฤ de metal, ลi ciclizarea intermediarului amino alchinil piridinฤ. Un compus cu Formula (XXVI) รฎn prezenลฃa unui catalizator de paladiu cum ar fi BrettPhos Pd, precatalizator de generaลฃia a treia, Pd2(dba)3, cu sau fฤrฤ un ligand cum ar fi XantPhos, XPhos, DavePhos, o bazฤ cum ar fi Cs2CO3, K2CO3 รฎntr-un solvent adecvat cum ar fi 1,4-dioxan, toluen, la temperaturi care variazฤ de la 100 - 110 ยฐC, pentru o perioadฤ de 3 pรขnฤ la 18 h, furnizeazฤ un compus cu Formula (I), unde R3 este H, halo, alchilC1-5, haloalchilC1-5, sau alcoxiC1-5, ลi R1 este alchilC1-5, haloalchilC1-5, -CH2OCH3, -CH(OCH3)(CH3), cicloalchilC3-8, tetrahidrofuran, -CH2O-tetrahidropiran, fenil, sau 4-fluorofenil.
Alternativ, รฎntr-un procedeu รฎn douฤ etape, pornind de la un compus cu Formula (XXVI) dฤ un compus cu Formula (I) prin intermediul unui compus alchinil piridinฤ cu Formula (XXXIII). Un compus cu Formula (XXXIII), este accesibil dintr-un compus cu Formula (XXIV) ลi un compus NH2-R2 cu Formula (XXIX), รฎn prezenลฃa unui catalizator de paladiu cum ar fi precatalizator de generaลฃia a treia BrettPhos Pd, o bazฤ cum ar fi Cs2CO3, K2CO3, รฎntr-un solvent adecvat cum ar fi 1,4-dioxan, toluen, la temperaturi care variazฤ de la 100 - 120 ยฐC, pentru o perioadฤ de 12 pรขnฤ la 96 h, pentru a furniza un compus cu Formula (XXXIII). Un compus cu Formula (XXXIII) suferฤ o inchidere de inel sub condiลฃiile mediate de Pd de mai sus sau รฎn prezenลฃa unui catalizator de aur cum ar fi AuCl3, รฎntr-un solvent cum ar fi EtOH, MeOH, la 80 ยฐC, pentru o perioadฤ de 30 min, pentru a furniza un compus cu Formula (I), unde X este CH. รnchiderea inelului poate fi de asemenea realizatฤ prin utilizarea unui reactiv cum ar fi TBAF.
รn conformitate cu SCHEMA 17, un compus cu Formula (1D) este accesibil printr-o reacลฃie de cuplare รฎncruciลatฤ mediatฤ de metal dintr-un compus cu Formula (XXXVI), unde R3 este alchilC1-5 sau haloalchilC1-5, cu, 5-bromo-7-metil-1-((2-(trimthylsflyl)etoxi)metil)-1H-indazol sau 5-bromo-7-metil-2-((2-(trimetilsilil)etoxi)metil)-2H-indazol, รฎn prezenลฃa unui catalizator de paladiu cum ar fi [Pd(II)(ฯ-Cinamil)Cl]2, un ligand cum ar fi BippyPhos, o bazฤ cum ar fi NaOtBu, รฎntr-un solvent adecvat cum ar fi 1,4-dioxan, cu รฎncฤlzire la microunde la 150 -180 ยฐC, pentru o perioadฤ de 30 min.
รn conformitate cu SCHEMA 18, un hidroximetil compus cu Formula (IC), unde R1 este CH2OH, este mesilat, apoi redusฤ pentru a furniza un compus cu Formula (I), unde X este CH, R1 este alchilC1-5, ลi R3 este H, halo, alchilC1-5, alcoxiC1-5, sau haloalchilC1-5. รntr-o metodฤ de mesilare preferatฤ, agentul de mesilare este clorurฤ de metansulfonil, baza este DIEA, ลi solventul este DCM. รntr-o metodฤ de reducere preferatฤ, condiลฃiile reducฤtoare sunt Pd/C, sub o atmosferฤ de H2, รฎntr-un solvent cum ar fi MeOH.
Un compus hidroximetil cu Formula (IC) unde R1 este CH2OH, este oxidat la o aldehidฤ cu Formula (IC) unde R1 este CHO, utilizรขnd condiลฃii de oxidare cunoscute unei persoane calificate รฎn domeniu, de exemplu, DMP (Dess-Martin periodinan), SO3-piridinฤ, condiลฃii Swern [(COCl)2, DMSO, Et3N], PCC, รฎntr-un solvent cum ar fi EtOAc, DMSO, DCM, la temperaturi care variazฤ de la aproximativ -78 ยฐC la temperatura camerei. รntr-o metodฤ preferatฤ, un compus cu Formula (IC) este oxidat cu Dess-Martin periodinan, รฎn DCM, la 20 ยฐC timp de 1 orฤ. Un compus carbonil cu Formula (IC) unde R1 este CHO, este fluorurat cu un agent de fluorurare cum ar fi, DAST, XtalFluorยฎ, Deoxo-Fluorยฎ, รฎntr-un solvent adecvat cum ar fi DCM, la temperaturi care variazฤ de la -78 ยฐC pรขnฤ la 50 ยฐC, pentru o perioadฤ de 2-16 h. รntr-o metodฤ preferatฤ, o Formulฤ (IC) unde R1 este CHO, reacลฃioneazฤ cu un agent de fluorurare cum ar fi DAST, รฎntr-un solvent adecvat cum ar fi DCM, la 0 pรขnฤ la 30 ยฐC, timp de 5 ore, pentru a furniza un compus cu Formula (I), unde X este CH, ลi R1 este CHF2.
รn conformitate cu SCHEMA 19. un compus cu Formula (1D), unde R3 este haloalchilC1-5, R1 ลi R6a sunt H, ลi R2a este un 1H-indazol protejat cu trimetilsilil substituit opลฃional cu halo, sau alchilC1-5, reacลฃioneazฤ sub condiลฃii de formilare Vilsmeier-Haack (POCl3, DMF), pentru a furniza un compus cu Formula (1D) unde R1 este H, R3 este haloalchilC1-5, R2a este un 1H-indazol protejat cu trimetilsilil substituit opลฃional cu halo sau alchilC1-5, ลi R6a este C(=O)H. Un produs suplimentar al reacลฃiei Vilsmeier-Haack este un compus cu Formula (I), unde X este CR6, R6 este H, R1 este H, R3 este haloalchilC1-5, ลi R2 este 1H-indazol substituit opลฃional cu alchilC1-5. Deprotejarea grupฤrii de protecลฃie trimetilsilil dintr-un compus cu Formula (1D) utilizรขnd condiลฃiile descrise anterior furnizeazฤ un compus cu Formula (1D) unde R1 este H, R3 este haloalchilC1-5, R2a este 1H-indazol substituit opลฃional cu halo sau alchilC1-5, ลi R6a este C(=O)H. Reacลฃia Baeyer-Villiger a unui compus cu Formula (1D) unde R1 este H, R3 este haloalchilC1-5, R2a este 1H-indazol substituit opลฃional cu alchilC1-5, cu mCPBA ลi รฎndepฤrtarea grupฤrii acetat rezultate dau un compus cu Formula (I), unde X este CR6, R6 este -OH, R1 este H, R3 este haloalchilC1-5, ลi R2 este 1H-indazol substituit opลฃional cu alchilC1-5.
Un compus cu Formula (1D) unde R1 este H, R3 este haloalchilC1-5, R2a este un 1H-indazol protejat cu trimetilsilil substituit opลฃional cu halo sau alchilC1-5, ลi R6a este C(=O)H. Alternativ, funcลฃiunea aldehidฤ dintr-un compus cu Formula (XIII), este fluoruratฤ cu un agent de fluorurare cum ar fi, DAST, XtalFluorยฎ, Deoxo-Fluorยฎ, รฎntr-un solvent adecvat cum ar fi DCM, la temperaturi care variazฤ de la -78 ยฐC pรขnฤ la 50 ยฐC, pentru o perioadฤ de 2-16 h. รntr-o metodฤ preferatฤ, un compus cu Formula (1D) unde R1 este H, R3 este haloalchilC1-5, R2a este un 1H-indazol protejat cu trimetilsilil substituit opลฃional cu alchilC1-5, reacลฃioneazฤ cu un agent de fluorurare cum ar fi DAST, รฎntr-un solvent adecvat cum ar fi DCM, la 0 pรขnฤ la 50 ยฐC, timp de 16 h, pentru a furniza un compus cu Formula (ID) unde X este CR6, R6 este -haloalchilC1-5, R1 este H, R3 este haloalchilC1-5, R2a este un 1H-indazol protejat cu trimetilsilil substituit opลฃional cu alchilC1-5. Deprotejarea grupฤrii de protecลฃie trimetilsilil dintr-un compus cu Formula (1D) utilizรขnd condiลฃii descrise anterior furnizeazฤ un compus cu Formula (1), X este CR6, R6 este -haloalchilC1-5, R1 este H, R3 este haloalchilC1-5, ลi R2 este 1H-indazol substituit opลฃional cu halo sau alchilC1-5.
รn conformitate cu SCHEMA 20, un compus cu Formula (I), unde R3 este H, halo, alchilC1-5, alcoxiC1-5, sau haloalchilC1-5, R1 este alchilC1-5, haloalchilC1-5, -CH2OCH3, -CH(OCH3)(CH3), cicloalchilC3-8, tetrahidrofuran, -CH2O-tetrahidropiran, fenil, sau 4-fluorofenil, este accesibil de la un compus cu Formula (XXXIV) รฎn douฤ etape. รn prima etapฤ, un compus cu Formula (XXXIV) este bromurat la tribromo intermediar (XXXV), utilizรขnd tribromurฤ de piridiniu รฎn tBuOH la 20 ยฐC timp de 2-3 h. Intermediarul (XXXV) este utilizat direct รฎn a doua etapฤ fฤrฤ izolare. Intermediarul tribromurฤ (XXXV) poate fi redus cu un agent reducฤtor, cum ar fi zinc praf, รฎntr-un solvent cum ar fi acid acetic, la 20 ยฐC, pentru o perioadฤ de 30 min pรขnฤ la 1 h. รntr-o metodฤ preferatฤ, un compus cu Formula (XXXV) reacลฃioneazฤ cu zinc praf รฎn acid acetic la 20 ยฐC timp de 30 min pentru a furniza un compus cu Formula (I), unde X este C-R6, R6 este Br, R1 este alchilC1-5, haloalchilC1-5, -CH2OCH3, -CH(OCH3)(CH3), cicloalchilC3-8, tetrahidrofuran, -CH2O-tetrahidropiran, fenil, sau 4-fluorofenil, R3 este H, halo, alchilC1-5, alcoxiC1-5, sau haloalchilC1-5, ลi R2 este indolin-2-onฤ. รntr-o metodฤ alternativฤ, un compus cu Formula (XXXIV) este oxidat cu tribromurฤ de piridiniu รฎntr-un solvent cum ar fi apฤ, AcOH, sau un amestec al acestora, la temperaturi care variazฤ de la 80-90 ยฐC, pentru o perioadฤ de 16-24 ore, pentru a furniza un compus cu Formula (I), unde X este C-R6 ลi R6 este H.
รncorporarea de 18F sau 19F รฎntr-un compus cu Formula (I), unde R1 este piridinil substituit cu -Cl, -Br, -F, este efectuatฤ รฎn conformitate cu o metodฤ cum ar fi cea descrisฤ รฎn Exemplul 444 ลi 445. รntr-o manierฤ asemฤnฤtoare, pot fi preparaลฃi alลฃi compuลi cu Formula (I) pentru utilizare รฎn studii PET.
Compuลii cu Formula (I) pot fi convertiลฃi la sฤrurile lor corespunzฤtoare utilizรขnd metode cunoscute cuiva avรขnd calificare obiลnuitฤ รฎn domeniu. De exemplu, o aminฤ cu Formula (I) este tratatฤ cu acid trifluoroacetic, HCl, sau acid citric รฎntr-un solvent cum ar fi Et2O, CH2Cl2, THF, CH3OH, cloroform, sau izopropanol pentru a furniza forma corespunzฤtoare de sare. Alternativ, sฤruri cu acid trifluoroacetic sau acid formic sunt obลฃinute ca rezultat al condiลฃiilor de purificare prin HPLC cu fazฤ inversฤ. Formele cristaline ale sฤrurilor acceptabile farmaceutic ale compuลilor cu Formula (I) pot fi obลฃinute รฎn formฤ cristalinฤ prin recristalizare din solvenลฃi polari (incluzรขnd amestecuri de solvenลฃi polari ลi amestecuri apoase de solvenลฃi polari) sau din solvenลฃi nepolari (incluzรขnd amestecuri de solvenลฃi nepolari).
Acolo unde compuลii รฎn conformitate cu aceastฤ invenลฃie au cel puลฃin un centru chiral, ei pot exista corespunzฤtor ca enantiomeri. Acolo unde compuลii posedฤ doi sau mai mulลฃi centri chirali, ei pot exista suplimentar ca diastereomeri. Trebuie sฤ se รฎnลฃeleagฤ cฤ toลฃi astfel de izomeri ลi amestecurile acestora sunt cuprinลi รฎn domeniul prezentei invenลฃii.
Compuลii preparaลฃi รฎn conformitate cu schemele descrise mai sus pot fi obลฃinuลฃi ca forme singure, cum ar fi enantiomeri singuri, prin sintezฤ specificฤ formei, sau prin rezoluลฃie. Compuลii preparaลฃi รฎn conformitate cu schemele de mai sus pot fi obลฃinuลฃi alternativ ca amestecuri de forme diferite, cum ar fi amestecuri racemice (1:1) sau neracemice (nu 1:1). รn cazul รฎn care sunt obลฃinute amestecuri racemice ลi neracemice de enantiomeri, enantiomerii singuri pot fi izolaลฃi utilizรขnd metode de separare convenลฃionale, cunoscute cuiva avรขnd calificare obiลnuitฤ รฎn domeniu, cum ar fi cromatografie chiralฤ, recristalizare, formarea sฤrii diastereomerice, derivatizare รฎn aducลฃi diastereomerici, biotransformare, sau transformare enzimaticฤ.). รn cazul รฎn care sunt obลฃinute amestecuri regioizomerice sau amestecuri de diastereomeri, ca aplicabile, izomeri individuali pot fi separaลฃi utilizรขnd metode convenลฃionale cum ar fi cromatografie sau cristalizare.
Urmฤtoarele exemple specifice sunt furnizate pentru a ilustra รฎn continuare invenลฃia ลi diferite realizฤri preferate.
EXEMPLE
รn obลฃinerea compuลilor descriลi รฎn exemplele mai jos ลi a datelor analitice corespunzฤtoare, urmฤtoarele protocoale experimentale ลi analitice au fost urmate, dacฤ nu este indicat altfel.
Dacฤ nu se afirmฤ altfel, amestecurile de reacลฃie au fost agitate magnetic la rt (rt) sub o atmosferฤ de azot. Unde soluลฃii au fost โuscateยซ, ele au fost รฎn general uscate pe un agent de uscare cum ar fi Na2SO4 sau MgSO4. รn cazul รฎn care amestecurile, soluลฃiile ลi extractele au fost โconcentrateยซ, ele au fost concentrate รฎn mod obiลnuit รฎntr-un evaporator rotativ sub presiune redusฤ. Reacลฃiile sub condiลฃii de iradiere cu microunde au fost efectuate รฎntr-un Biotage Initiator sau CEM (Microwave Reactor) Discover instrument.
Pentru reacลฃiile efectuate sub condiลฃii de flux continuu, โtrecute printr-un mixer LTF-VSยซ se referฤ la utilizarea unei pompe Chemyx Fusion 100 Touch Syringe Pump care este รฎn legฤturฤ printr-un tub 1/16ยซ din PTFE (PoliTetraFluoroEtilenฤ) cu un mixer LTF-VS (Little Things Factory GmbH (http://www.ltf-gmbh.com), dacฤ nu este indicat altfel.
Cromatografia pe silicagel cu fazฤ normalฤ (FCC) a fost efectuatฤ pe silicagel (SiO2) utilizรขnd cartuลe preambalate.
Cromatografie preparativฤ de lichide de รฎnaltฤ performanลฃฤ cu fazฤ inversฤ (RP HPLC) a fost efectuatฤ fie pe:
Un aparat Agilent HPLC cu o coloanฤ Xterra Prep RP18 (5 ยตM, 30 x 100 sau 50 x 150mm) sau o coloanฤ XBridge C18 OBD (5 ยตM, 30 x 100 sau 50 x 150mm), ลi o fazฤ mobilฤ de ACN 5% รฎn NH4OH 20mM menลฃinutฤ timp de 2 min, apoi un gradient de ACN 5-99% รฎn timp de 15 min, apoi menลฃinutฤ la ACN 99% timp de 5 min, cu un debit de 40 sau 80 mL/min.
fie
Un aparat Shimadzu LC-8A Series HPLC cu o coloanฤ Inertsil ODS-3 (3 ยตm, 30 x 100mm, T = 45 ยฐC), fazฤ mobilฤ de ACN 5% รฎn H2O (ambele cu TFA 0,05%) a fost menลฃinutฤ timp de 1 min, apoi un gradient de ACN 5-99% รฎn timp de 6 min, apoi menลฃinutฤ la 99% ACN timp de 3 min, cu un debit de 80 mL/min.
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Un aparat Shimadzu LC-8A Series HPLC cu o coloanฤ XBridge C18 OBD (5 ยตm, 50 x 100mm), fazฤ mobilฤ de ACN 5% รฎn H2O (ambele cu TFA 0,05%) menลฃinutฤ timp de 1 min, apoi un gradient de 5-99% ACN รฎn timp de 14 min, apoi menลฃinutฤ la 99% ACN timp de 10 min, cu un debit de 80 mL/min.
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Un aparat Gilson HPLC cu o coloanฤ XBridge C18 (5ยตm, 100 x 50mm), fazฤ mobilฤ de ACN 5-99% รฎn NH4OH 20 mM timp de 10 min ลi apoi menลฃinutฤ la 99 ACN timp de 2 min, la un debit de 80 mL/min.
Testarea controlului calitฤลฃii include identitatea, puritatea chimicฤ, ลi radiochimicฤ prin HPLC utilizรขnd o coloanฤ XBridge C18 (5ยตm, 4,6 x 250 mm) eluatฤ cu un amestec de metanol/acetat de amoniu 5 mM, 65/35, v/v la un debit de 1 mL/min echipatฤ cu UV serial (280 nm) ลi detecลฃie gama.
Cromatografia preparativฤ de lichide de รฎnaltฤ performanลฃฤ cu fluid supercritic (SFC) a fost efectuatฤ fie pe un sistem SFC preparativฤ Jasco, un sistem APS 1010 de la Berger Instruments, fie o SFC-PICLAB-PREP 200 (PIC SOLUTION, Avignon, France). Separฤrile au fost efectuate la 100-150 bari cu un debit care variazฤ de la 40-60 mL/min. Coloana a fost รฎncฤlzitฤ la 35-40 ยฐC.
Spectrele de masฤ (MS) au fost obลฃinute pe un Agilent seria 1100 MSD utilizรขnd ionizare electrospray (ESI) รฎn mod pozitiv dacฤ nu s-a indicat altfel. Masa calculatฤ (calc.) corespunde cu masa exactฤ.
Spectrele de rezonanลฃฤ magneticฤ nuclearฤ (RMN) au fost obลฃinute pe spectrometre Bruker model DRX. Definiลฃiile pentru multiplicitate sunt dupฤ cum urmeazฤ: s = singlet, d = dublet, t= triplet, q = cvartet, m = multiplet, br = larg. Se va รฎnลฃelege cฤ pentru compuลi cuprinzรขnd un proton schimbabil, respectivul proton poate fi sau nu vizibil pe un spectru RMN รฎn funcลฃie de alegerea solventului utilizat pentru obลฃinerea spectrului RMN ลi de concentraลฃia compusului รฎn soluลฃie.
Denumirea chimicฤ a fost generatฤ utilizรขnd ChemDraw Ultra 12.0, ChemDraw Ultra 14.0 (CambridgeSoft Corp., Cambridge, MA) sau ACD/Name Version 10.01 (Advanced Chemistry).
Compuลii denumiลฃi ca R* sau S* sunt compuลi enantiopuri unde configuraลฃia absolutฤ nu a fost determinatฤ.
Intermediar 1: 2-Cloro-6-ciclopropil-3-nitropiridinฤ.
Etapa A: 2-Nitroacetamidฤ. Nitroacetat de etil (5,6 mL, 50,5 mmol) a fost adฤugat la hidroxid de amoniu (28% รฎn apฤ, 34 mL, 505 mmol) ลi acesta a fost agitat timp de patru zile la rt. Masa de reacลฃie a fost rฤcitฤ la 0 ยฐC ลi acidulatฤ la pH = 1 cu HCl concentrat. Aceasta a fost extrasฤ cu EtOAc (x3) ลi extractele combinate au fost uscate (Na2SO4), filtrate, ลi concentrate รฎn vid pentru a da un solid alb (3,95 g, 75%). 1H RMN (500 MHz, DMSO-d6) ฮด 7,84 (s, 1H), 7,62 (s, 1H), 5,28 (s, 2H).
Etapa B: (E)-1-Ciclopropil-3-(dimetilamino)prop-2-en-1-onฤ. 1-Ciclopropiletanonฤ (5,0 mL, 50,5 mmol) ลi 1,1-dimetoxi-N,N-dimetilmetanaminฤ (6,7 mL, 50,5 mmol) au fost combinate. S-a adฤugat acid p-toluensulfonic (87 mg, 0,505 mmol) ลi s-a rฤcit la 100 ยฐC timp de 16 h. Masa de reacลฃie a fost concentratฤ ลi materialul brut a fost trecut รฎn etapa urmฤtoare fฤrฤ purificare. 1H RMN (500 MHz, CDCl3) ฮด 7,56 (d, J = 12,6 Hz, 1H), 5,20 (d, J = 12,6 Hz, 1H), 3,45 (s, 6H), 1,80 (tt, J = 7,9,4,6 Hz, 1H), 1,06 - 0,95 (m, 2H), 0,75 (dt, J = 7,9, 3,4 Hz, 2H).
Etapa C: 6-Ciclopropil-3-nitropiridin-2(1H)-onฤ. 2-Nitroacetamidฤ (3,95 g, 38,0 mmol) a fost preluatฤ รฎn apฤ (4,4 mL, 244 mmol) ลi acetat de piperidiniu (2,2 g, 15,2 mmol). La aceasta s-a adฤugat (E)-1-ciclopropil-3-(dimetilamino)prop-2-en-1-onฤ (5,28 g, 38,0 mmol) ลi masa de reacลฃie a fost agitatฤ la rt timp de 16 h. Precipitatul a fost filtrat ลi spฤlat cu apฤ ลi hexani pentru a furniza compusul din titlu ca pulbere galben deschis (1,06 g, 15,5%). Filtratul a fost apoi extras cu DCM (x3) ลi organicele combinate au fost uscate (Na2SO4), filtrate, ลi concentrate. Purificarea (FCC, SiO2, EtOAc 0-100% รฎn hexani) a dat compusul din titlu (1,80 g, 26%). MS (ESI): masฤ calc. pentru C8H8N2O3 180,1, m/z gฤsitฤ 181,0 [M+H]+. 1H RMN (500 MHz, DMSO-d6) ฮด 12,89 (s, 1H), 8,35 (d, J = 8,3 Hz, 1H), 5,96 (d, J = 8,3 Hz, 1H), 2,00 (tt, J = 8,3, 5,0 Hz, 1H), 1,30-1,16 (m, 2H), 1,12 - 0,95 (m, 2H).
Etapa D: 2-Cloro-6-ciclopropil-3-nitropiridinฤ. 6-Ciclopropil-3-nitropiridin-2(1H)-onฤ (0,99 g, 5,48 mmol) ลi oxiclorurฤ de fosfor (4,45 mL, 47,8 mmol) au fost agitate la 85 ยฐC timp de 16 h. Masa de reacลฃie a fost concentratฤ apoi diluatฤ cu NaHCO3 aq. sat ลi extrasฤ cu EtOAc (x3). Extractele organice combinate au fost uscate (Na2SO4), filtrate, ลi concentrate. Purificarea (FCC, SiO2, 0-30% EtOAc รฎn hexani) a dat compusul din titlu ca solid alb (0,85 g, 78%). MS (ESI): masฤ calculatฤ pentru C8H7ClN2O2 198,6, m/z gฤsitฤ 199,0 [M+H]+. 1H RMN (400 MHz, CDCl3) ฮด 8,13 (d, J = 8,3 Hz, 1H), 7,27 (d, J = 8,3 Hz, 1H), 2,13 (ddd, J = 12,7, 7,5, 5,4 Hz, 1H), 1,30 -1,05 (m, 4H).
Intermediar 2: 6-(terลฃ-Butil)-2-cloro-3-nitropiridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Intermediarul 1. MS (ESI): masฤ calc. pentru C9H11ClN2O2, 214,0, m/z gฤsitฤ 215,0 [M+H]+. 1H RMN (500 MHz, CDCl3) ฮด 8,16 (d, J = 8,3 Hz, 1H), 7,42 (d, J = 8,3 Hz, 1H), 1,39 (s, 9H).
Intermediar 3: 2-Cloro-6-izopropil-3-nitropiridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Intermediarul 1. MS (ESI): masฤ calc. pentru C8H9ClN2O2, 200,0, m/z gฤsitฤ 201,0 [M+H]+. 1H RMN (500 MHz, CDCl3) ฮด 8,17 (d, J = 8,2 Hz, 1H), 7,28 (d, J = 8,3 Hz, 1H), 3,18-3,11 (m, 1H), 1,33 (d, J = 6,9 Hz, 6H).
Intermediar 4: 6-Cloro-5-nitropiridin-2(1H)-onฤ.
O soluลฃie de 2-cloro-6-metoxi-3-nitropiridinฤ (5,0 g, 26,5 mmol) รฎn acid clorhidric conc (40 mL) a fost รฎncฤlzitฤ la 120 ยฐC timp de 6 h. Masa de reacลฃie a fost apoi rฤcitฤ la rt ลi turnatฤ pe gheaลฃฤ. Cรขnd gheaลฃa s-a topit, solidul maro รฎnchis a fost filtrat, spฤlat cu apฤ ลi uscat la aer pe filtru timp de 2h pentru a da compusul din titlu (2,8 g, 60%). MS (ESI): masฤ calculatฤ pentru C5H3ClN2O3, 174,5 m/z gฤsitฤ, 175,5 [M+H]+. 1H RMN (500 MHz, DMSO-d6) ฮด 13,10 (s, 1H), 8,42 (d, J = 8,8 Hz, 1H), 6,80 (d, J = 8,9 Hz, 1H).
Intermediar 5: 6-Amino-4-clorobenzo[d]tiazol-2(3H)-onฤ
Etapa A: 4-Cloro-6-nitrobenzo[d]tiazol-2(3H)-onฤ. O soluลฃie de 4-clorobenzo[d]tiazol-2(3H)-onฤ (1,5 g, 8,1 mmol) รฎn H2SO4 (10 mL) a fost rฤcitฤ la -50 ยฐC รฎntr-o baie de acetonitril- gheaลฃฤ uscatฤ. La soluลฃie s-a adฤugat รฎn picฤturฤ HNO3 fumans (0,4 mL, 8,9 mmol) รฎn timp de cรขteva minute ลi masa de reacลฃie a fost lฤsatฤ sฤ se รฎncฤlzeascฤ la rt. Masa de reacลฃie a fost turnatฤ รฎn gheaลฃฤ-apฤ ลi lฤsatฤ sฤ se agite timp de 30 min. Precipitatul rezultat a fost filtrat. Purificarea (FCC, SiO2, EtOAc/hexani) a dat compusul din titlu (0,6 g, 32%). 1H RMN (400 MHz, DMSO-d6) ฮด 13,06 -12,73 (s, 1H), 8,71 - 8,64 (d, J = 2,3 Hz, 1H), 8,33 - 8,18 (d, J = 2,3 Hz, 1H).
Etapa B: 6-Amino-4-clorobenzo[d]tiazol-2(3H)-onฤ. La o soluลฃie de 4-cloro-6-nitrobenzo[d]tiazol-2(3H)-onฤ (0,25 g, 1,1 mmol) รฎn EtOH (50 mL) ลi NHCl4 sat. (4 mL) s-a adฤugat Zinc pulbere (0,70 g, 11 mmol). Masa de reacลฃie a fost รฎncฤlzitฤ la 60 ยฐC timp de 3 ore apoi filtratฤ printr-un strat de Celiteยฎ ลi spฤlatฤ cu DCM Filtratul a fost concentrat รฎn vid ลi diluat cu EtOAc ลi H2O. Stratul organic a fost separat, uscat, ลi concentrat pentru a da produsul dorit (0,075 g, 35%). MS (ESI): masฤ calc. pentru C7H5ClN2OS, 199,9 m/z gฤsitฤ, 200,9 [M+H]+.
Intermediar 6: 6-Amino-4-metilbenzo[d]tiazol-2(3H)-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Intermediarul 5. MS (ESI): masฤ calc. pentru C8H8N2OS, 180,04 m/z gฤsitฤ, 181,0 [M+H]+.
Intermediar 7: 6-Amino-4-bromobenzo[d]oxazol-2(3H)-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Intermediarul 5. MS (ESI): masฤ calc. pentru C7H5BrN2O2,227,95 m/z gฤsitฤ, 228,9 [M+H]+.
Intermediar 8: 6-Amino-4-fluorobenzo[d]oxazol-2(3H)-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Intermediarul 5. MS (ESI): masฤ calc. pentru C7H5FN2O2, 168,03 m/z gฤsitฤ, 169,05 [M+H]+.
Intermediar 9: 2-((2-(Trimetilsilil)etoxi)metil)-2H-indazol-5-aminฤ.
Etapa A: 5-Nitro-2-((2-(trimetilsilil)etoxi)metil)-2H-indazol. NaH (dispersie 60% รฎn ulei mineral, 3,2 g, 79 mmol) s-a adฤugat รฎntr-o porลฃie la o solutie rฤcitฤ de 5-nitro-1H-indazol (10 g, 61 mmol) รฎn DMF (150 mL) la 0 ยฐC sub N2. Amestecul rezultat a fost ลฃinut sub agitare la 0 ยฐC timp de 10 minute, apoi la el s-a adฤugat รฎn picฤturฤ SEM-Cl (14,3 mL, 72,8 mmol) ลi amestecul rezultat a fost agitat la 0 ยฐC timp de 1h. Amestecul a fost lฤsat sฤ se รฎncฤlzeascฤ la temperatura ambiantฤ ลi agitat timp de 2 ore. Amestecul de reacลฃie a fost diluat cu H2O ลi extras cu EtOAc (100 mL x 3). Stratul organic a fost uscat (Na2SO4) ลi concentrat รฎn vid pentru a da compusul din titlu ลi regioizomerul lui (31 g, 100%). MS (ESI): masฤ calc. pentru C13H19N3O3Si, 293,1, m/z gฤsitฤ, 294,0 [M+H]+.
Etapa B: 2-((2-(Trimetilsilil)etoxi)metil)-2H-indazol-5-aminฤ. O soluลฃie de 5-nitro-2-((2-(trimetilsilil)etoxi)metil)-2H-indazol (18 g, 61 mmol), Pd/C 10% (1,8 g) ลi EtOH (125 mL) รฎntr-un balon de 250 mL a fost plasatฤ sub un balon de H2 ลi agitatฤ peste noapte. Masa de reacลฃie a fost filtratฤ prin Celiteยฎ ลi soluลฃia rezultatฤ a fost concentratฤ รฎn vid. Purificarea (FCC, SiO2, EtOAc:DCM) a dat compusul din titlu ลi regioizomerul sฤu (16,7 g, 92,8%). MS (ESI): masฤ calc. pentru C13H21N3OSi, 263,1; m/z gฤsitฤ, 264,1 [M+H]+.
Intermediar 10: -Amino-7-metilindolin-2-onฤ.
Etapa A: 7-Metil-5-nitroindolin-2-onฤ. Un balon cu fund rotund รฎncฤrcat cu 7-metiloxindol (2 g, 13,6 mmol) a fost suspendat รฎn acid sulfuric concentrat (27 mL) sub atmosferฤ ambiantฤ cu un tub de uscare instalat, ลi amestecul de reacลฃie a fost rฤcit la -50 ยฐC. รn timpul agitฤrii, s-a adฤugat รฎn picฤturฤ o soluลฃie de acid azotic fumans (reactiv de calitate 90% ACS) (0,5 mL, 12 mmol) รฎn acid sulfuric concentrat (7 mL) รฎn timp de 5 minute. Dupฤ terminarea adฤugฤrii reactivului, baia de rฤcire a fost รฎndepฤrtatฤ, ลi masa de reacลฃie a fost รฎncฤlzitฤ la 20 ยฐC cu agitare rapidฤ. Suspensia a fost stinsฤ prin turnare pe gheaลฃฤ (200 mL). Precipitatul maro deschis rezultat a fost colectat pe hรขrtie de filtru, spฤlat cu apฤ, ลi uscat sub un curent slab de aer timp de 18 h pentru a furniza compusul din titlu ca solid de culoare bronz deschis (2,37 g, 91%). MS (ESI): masฤ calc. pentru C9H8N2O3 192,0, m/z gฤsitฤ 193,1 [M+H]+. 1HRMN (500MHz, DMSO-d6) ฮด 11,08 (s, 1H), 8,02 - 8,00 (dt, J = 1,5, 0,8 Hz, 1H), 7,94 (s, 1H), 3,65 (s, 2H), 2,30 (s, 3H).
Etapa B: 5-Amino-7-metilindolin-2-onฤ. รntr-un balon conลฃinรขnd 7-metil-5-nitro-2-oxindol (2,37 g, 12,3 mmol) s-a adฤugat EtOH (123mL), EtOAc (123 mL), ลi Pd/C (10%) (1,31 g). Suspensia a fost plasatฤ sub atmosferฤ de azot, apoi presurizatฤ cu hidrogen gazos dintr-un balon ลi agitatฤ viguros la 20 ยฐC. Dupฤ 2 ore la 20 ยฐC, tot oxindolul iniลฃial pare a se fi dizolvat. Masa de reacลฃie a fost plasatฤ sub azot gazos ลi diluatฤ cu EtOAc (100 mL) ลi EtOH (100 mL). Suspensia rezultatฤ a fost filtratฤ prin Celiteยฎ 545, ลi organicele au fost concentrate sub presiune redusฤ pentru a furniza compusul din titlu (1,02 g, 51%) ca solid pulbere roz. MS (ESI): masฤ calc. pentru C9H10N2O 192,0, m/z gฤsitฤ 193,1 [M+H]+. 1H RMN (500 MHz, DMSO-d6) ฮด 9,96 (s, 1H), 6,32 (d, J = 2,1 Hz, 1H), 6,20 (d, J = 1,5 Hz, 1H), 4,56 (br. s., 2H), 3,30 (s, 2H), 2,05 (s, 3H).
Intermediar 11: 5-Amino-1H-indol-1-carboxilat de terลฃ-butil.
Etapa A: 5-Nitro-1H-indol-1-carboxilat de terลฃ-butil. Di-terลฃ-butil dicarbonat (8,07 g, 37,0 mmol) s-a adฤugat รฎncet la o soluลฃie agitatฤ de 5-nitroindol (6,00 g, 37,0 mmol) ลi 4-dimetilaminopiridinฤ (226 mg, 1,85 mmol) รฎn THF (60 mL) la 0 ยฐC. Amestecul a fost apoi agitat timp de 3h la 20 ยฐC. Soluลฃia de reacลฃie a fost concentratฤ รฎn vid ลi reziduul a fost dizolvat รฎn DCM (150 mL). Stratul organic a fost spฤlat cu apฤ, saramurฤ, uscat (MgSO4), filtrat, ลi solventul evaporat รฎn vid pentru a da compusul din titlu (9,60 g, 99%).
Etapa B: 5-Amino-1H-indol-1-carboxilat de terลฃ-butil. O soluลฃie de 5-nitro-1H-indol-1-carboxilat de terลฃ-butil (9,60 g, 36,6 mmol) รฎn THF (125 mL) ลi EtOH (125 mL) a fost degazatฤ prin barbotare de azot gazos ลi s-a adฤugat Pd/C 10% (1,00 g, 0,94 mmol). Suspensia rezultatฤ a fost agitatฤ la 20 ยฐC sub o atmosferฤ de hidrogen gazos timp de 24 h. Suspensia a fost filtratฤ prin un strat de Celiteยฎ 545, ลi filtratul a fost concentrat รฎn vid pentru a da compusul din titlu (8,45 g, 99%) ca ulei gros galben. MS (ESI): masฤ calc. pentru C13H16N2O2 232,1, m/z gฤsitฤ 233 [M+H]+.
Intermediar 12: 5-Aminoindolin-1-carboxilat de terลฃ-butil.
La o soluลฃie de 5-nitro-1H-indolo-1-carboxilat de terลฃ-butil (Etapa A, Intermediar 11, 1,49 g, 5,68 mmol) รฎn metanol (30 mL) sub atmosferฤ de azot s-a adฤugat Pd/C 5% (149 mg). Suspensia rezultatฤ a fost agitatฤ la 20 ยฐC sub o atmosferฤ de hidrogen gaz timp de 24 ore. Suspensia a fost filtratฤ printr-un strat de Celiteยฎ 545, ลi filtratul a fost concentrat รฎn vid pentru a da compusul din titlu (1,3 g, 98%), care a fost utilizat รฎn etapa urmฤtoare fฤrฤ purificare suplimentarฤ.
Intermediar 13: 5-Bromo-7-metil-2-((2-(trimetilsilil)etoxi)metil)-2H-indazol.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Intermediarul 9, Etapa A utilizรขnd 5-bromo-7-metil-1H-indazol. MS (ESI): masฤ calc. pentru C14H21BrN2OSi 340,1, m/z gฤsitฤ 341,1 [M+H]+.
Intermediar 14: 7-Metil-1-((2-(trimetilsilil)etoxi)metil)-1H-indazol-5-aminฤ
Metodฤ A:
Etapa A: 2-Bromo-6-metil-4-nitroanilinฤ. La o suspensie de 2-metil-4-nitroanilinฤ (10,0 g, 65,7 mmol) รฎn acid acetic glacial (100 mL) la 20 ยฐC s-a adฤugat รฎn picฤturฤ brom (3,4 mL, 66 mmol) รฎn timp de 40 min. Amestecul a fost agitat la 20 ยฐC timp de รฎncฤ 30 min. Apoi s-a adฤugat apฤ (100 mL), ลi precipitatul rezultat a fost colectat prin filtrare ลi uscat รฎn vid la 80 ยฐC timp de 6 h pentru a da compusul din titlu (14,1 g, 99%) ca solid galben. MS (ESI): masฤ calc. pentru C7H7BrN2O2 230,0, m/z gฤsitฤ 231 [M+H]+. 1H RMN (300 MHz, DMSO-d6) ฮด 8,13 (d, J = 2,2 Hz, 1H), 7,89 (d, J = 1,5 Hz, 1H), 6,48 (s, 2H), 2,22 (s, 3H).
Etapa B: 7-Bromo-5-nitro-1H-indazol. La o soluลฃie de 2-bromo-6-metil-4-nitroanilinฤ (14,1 g, 61,0 mmol) รฎn acid acetic glacial (162 mL) s-a adฤugat รฎn picฤturฤ o soluลฃie de nitrit de sodiu (6,32 g, 91,5mmol) รฎn apฤ (14 mL) รฎn timp de 10 min. รn timpul acest timp, soluลฃia de reacลฃie a fost rฤcitฤ รฎntr-o baie cu gheaลฃฤ pentru a menลฃine o temperaturฤ internฤ de reacลฃie mai jos de 25 ยฐC. Masa de reacลฃie a fost agitatฤ la 20 ยฐC timp de 1 orฤ. Soluลฃia de reacลฃie a fost concentratฤ รฎn vid, ลi reziduul a fost triturat cu metanol:apฤ 1:1. Precipitatul rezultat a fost colectat prin filtrare, ลi uscat รฎn vid la 80 ยฐC timp de 6 ore pentru a da compusul din titlu (10,4 g, 49%) ca solid roลu MS (ESI): masฤ calc. pentru C7H4BrN3O2 241,0, m/z gฤsitฤ 242 [M+H]+. 1H RMN (300 MHz, DMEO-d6) ฮด 8,84 (s, 1H), 8,53 (s, 1H), 8,37 (s, 1H).
Etapa C. 7-Bromo-5-nitro-1-((2-(trimthylsilil)etoxi)metil)-1H-indazol. La o soluลฃie de 7-bromo-5-nitro-1H-indazol (2,00 g, 8,26 mmol) รฎn DMF (60 mL) la 0 ยฐC s-a adฤugat hidrurฤ de sodiu (dispersie 60% รฎn ulei mineral, 413 mg, 10,3 mmol). Amestecul de reacลฃie a fost lฤsat sฤ se รฎncฤlzeascฤ la 20 ยฐC ลi agitat timp de 15 min. Apoi masa de reacลฃie a fost din nou rฤcitฤ la 0 ยฐC ลi s-a adฤugat รฎn picฤturฤ SEM-Cl (1,6 mL, 9,1 mmol). Masa de reacลฃie a fost din nou lฤsatฤ sฤ se รฎncฤlzeascฤ la 20 ยฐC ลi agitatฤ timp de 18h. Masa de reacลฃie a fost stinsฤ cu apฤ ลi extrasฤ cu EtOAc. Fracลฃiunile organice combinate au fost colectate ลi uscate (MgSO4), filtrate ลi concentrate รฎn vid. Purificarea (FCC, SiO2; EtOAc/heptan 5:95 pรขnฤ la 15:85 a dat compusul din titlu (1,09 g, 34%). 1H RMN (300 MHz, CDCl3) ฮด 8,67 (d, J = 1,6 Hz, 1H), 8,52 (d, J = 1,7 Hz, 1H), 8,25 (s, 1H), 6,10 (s, 2H), 3,76 - 3,45 (m, 2H), 0,98 - 0,79 (m, 2H), -0,07 (s, 9H).
Etapa D. 7-Metil-5-nitro-1-((2-(trimetilsilil)etoxi)metil-1H-indazol. La o soluลฃie agitatฤ de 7-bromo-5-nitro-1-((2-(trimetilsilil)etoxi)metil)-1H-indazol (1,09 g, 2,93 mmol), Pd(PPh3)4 (169 mg, 0,146 mmol) ลi Cs2CO3 (1,91 g, 5,85 mmol) รฎn 1,4-dioxan (50 mL), prin care s-a barbotat azot gazos, s-a adฤugat trimetilboroximฤ (0,45 mL, 3,22 mmol). Masa de reacลฃie a fost agitatฤ la 105 ยฐC timp de 16h. S-a adฤugat o soluลฃie apoasฤ de bicarbonat de sodiu, ลi amestecul a fost apoi extras cu EtOAc. Faza organicฤ a fost separatฤ, uscatฤ (MgSO4), filtratฤ, ลi concentratฤ รฎn vid. Purificarea (FCC, SiO2; EtOAc:heptani 5:95 pรขnฤ la 30:70) a dat compusul din titlu (857 mg, 90%) ca solid roลu. 1H RMN (300 MHz, CDCl3) ฮด 8,54 (br s, 1H), 8,16 (s, 1H), 8,07 (d, J = 0,7 Hz, 1H), 5,87 (s, 2H), 3,64 - 3,47 (m, 2H), 2,84 (s, 3H), 0,94 - 0,78 (m, 2H), 0,07 (s, 9H).
Etapa E. 7-Metil-1-((2-(trimetilsilil)etoxi)metil)-1H-indazol-5-aminฤ. La o soluลฃie agitatฤ de 7-metil-5-nitro-1-((2-(trimetilsilil)etoxi)metil)-1H-indazol (857 mg, 2,79 mmol) รฎn metanol (25 mL), care a fost anterior purjatฤ cu azot, s-a adฤugat Pd/C 10% (59 mg). Masa de reacลฃie a fost plasatฤ sub o atmosferฤ de hidrogen gazos ลi agitatฤ la 20 ยฐC peste noapte Suspensia a fost filtratฤ printr-un strat de Celiteยฎ 545, turta de filtru rezultatฤ a fost spฤlatฤ cu MeOH, ลi fazele organice combinate concentrate รฎn vid. Purificarea (FCC, SiO2, EtOAc:heptani 0:100 pรขnฤ la 70:30) a dat compusul din titlu (620 mg, 76%) ca solid roลu. MS (ESI): masฤ calc. pentru C14H23N3OSi 277,1, m/z gฤsitฤ 278 [M+H]+. 1H RMN (300 MHz, DMSO-d6) ฮด 7,73 (s, 1H), 6,59 (s, 2H), 5,68 (s, 2H), 4,77 (s, 2H), 3,42 (t, J = 7,9 Hz, 2H), 2,56 (s, 3H), 0,77 (t, J = 7,9 Hz, 2H), 0,05 (s, 9H).
Metodฤ B:
Compusul din titlu a fost preparat รฎntr-un mod analog cu Intermediarul 9.
Intermediar 15: 1H-Pirolo[2,3-b]piridin-5-aminฤ.
La o soluลฃie agitatฤ de 5-nitro-7-azaindol (500 mg, 3,07 mmol) รฎn metanol (125 mL) sub atmosferฤ de azot s-a adฤugat Pd/C 10% (326 mg, 0,306 mmol). Masa de reacลฃie a fost plasatฤ sub o atmosferฤ de hidrogen gazos ลi agitatฤ la 20 ยฐC peste noapte. Suspensia a fost filtratฤ printr-un strat de Celiteยฎ 545, turta de filtru rezultatฤ a fost spฤlatฤ cu MeOH, ลi fazele organice combinate concentrate รฎn vid pentru a da compusul din titlu (408 mg, 100%). MS (ESI): masฤ calc. pentru C7H7N3 133,1, m/z gฤsitฤ 133,9 [M+H]+. 1H RMN (300 MHz, DMSO-d6) ฮด 11,04 (s, 1H), 7,70 (d, J = 2,4 Hz, 1H), 7,27 - 7,18 (m, 1H), 7,08 (d, J = 2,3 Hz, 1H), 6,22 - 6,06 (m, 1H), 4,62 (s, 2H).
Intermediar 16: 6-Amino-3-((2-(trimetilsilil)etoxi)metil)benzo[d]tiazol-2(3H)-onฤ.
Etapa A: 6-Nitrobenzo[d]tiazol-2(3H)-onฤ. La o soluลฃie de 2-hidroxibenzotiazol (1,0 g, 6,5 mmol) รฎn acid sulfuric concentrat (26 mL) la 0 ยฐC s-a adฤugat รฎn picฤturฤ acid azotic fumans, reactiv de calitate 90% ACS (0,42 mL, 6,5 mmol). Amestecul a fost agitat la 0 ยฐC timp de 30 min, ลi apoi amestecul a fost turnat รฎn gheaลฃฤ (83 mL). O soluลฃie apoasฤ saturatฤ de NaHCO3 s-a adฤugat pรขnฤ la pH โผ 7 ลi amestecul a fost extras cu DCM. Stratul organic a fost separat, uscat (MgSO4), filtrat, ลi concentrat รฎn vid pentru a da compusul din titlu (1,11 g, 87%). MS (ESI): masฤ calc. pentru C7H4N2O3S 196,0, m/z gฤsitฤ 197,0 [M+H]+. 1H RMN (300 MHz, DMSO-d6) ฮด 12,56 (s, 1H), 8,65 (d, J = 2,2 Hz, 1H), 8,18 (dd, J = 8,8, 2,3 Hz, 1H), 7,28 (d, J = 8,8 Hz, 1H).
Etapa B: 6-Nitro-3-((2-(trimetilsilil)metoxi)metil)benzo[d]tiazo-2(3H)-onฤ. La o soluลฃie agitatฤ de 6-nitrobenzo[d]tiazol-2(3H)-onฤ (1,11 g, 5,66 mmol) รฎn tetrahidrofuran (13 mL) la 0 ยฐC s-a adฤugat hidrurฤ de sodiu (dispersie 60% รฎn ulei mineral, 272 mg, 6,79 mmol). Dupฤ 30 minute, s-a adฤugat รฎn picฤturฤ SEM-Cl (1,0 mL, 5,7 mmol). Amestecul a fost lฤsat sฤ se รฎncฤlzeascฤ la 20 ยฐC ลi agitat timp de 2 ore. Amestecul de reacลฃie a fost diluat cu NaHCO3 apos saturat ลi extras cu EtOAc. Faza organicฤ a fost separatฤ, uscatฤ (MgSO4), filtratฤ, ลi concentratฤ รฎn vid. Purificarea (FCC, SiO2; EtOAc:heptani 0:100 pรขnฤ la 80:20) a dat compusul din titlu (1,02 g, 55%). 1H RMN (300 MHz, DMSO-d6) ฮด 8,76 (d, J = 2,3 Hz, 1H), 8,28 (dd, J = 9,0,2,3 Hz, 1H), 7,57 (d, J = 9,0 Hz, 1H), 5,42 (s, 2H), 3,59 (t, J = 8,0 Hz, 2H), 0,86 (t, J = 8,0 Hz, 2H), 0,01 (s, 9H).
Etapa C: 6-Amino-3-((2-(trimetilsilil)etoxi)metil)benzo[d]tiazol-2(3H)-onฤ. La o soluลฃie agitatฤ de 6-nitro-3-((2-(trimetilsilil)etoxi)metil)benzo[d]tiazol-2(3H)-onฤ (1,02 g, 3,13 mmol) รฎn EtOAc (125 mL) sub atmosferฤ de azot s-a adฤugat Pd/C 10% (125 mg, 0,585 mmol). Masa de reacลฃie a fost plasatฤ sub o atmosferฤ de hidrogen gaz ลi agitatฤ la 20 ยฐC peste noapte Apoi s-a adฤugat o a doua ลarjฤ de Pd/C 10% (125 mg, 0,585 mmol), ลi masa de reacลฃie a fost agitatฤ la 20 ยฐC peste noapte. Suspensia a fost filtratฤ printr-un strat de Celiteยฎ 545, ลi turta de filtru rezultatฤ a fost spฤlatฤ cu MeOH. Fazele organice combinate au fost concentrate รฎn vid pentru a da compusul din titlu (906 mg, 98%). MS (ESI): masฤ calc. pentru C13H20N2O2SSi 296,1, m/z gฤsitฤ 297,0 [M+H]+. 1H RMN (300 MHz, DMSO-d6) ฮด 7,01 (d, J = 8,6 Hz, 1H), 6,78 (d, J = 2,0 Hz, 1H), 6,59 (dd, J = 8,6, 2,1 Hz, 1H), 5,06 (s, 2H), 3,53 (t, J = 7,9 Hz, 2H), 0,84 (t, J = 7,9 Hz, 2H), 0,01 (d, J = 6,0 Hz, 9H).
Intermediar 17: 5-Amino-7-fluoroindolin-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Intermediarul 10. MS (ESI): masฤ calc. pentru C8H7FN2O 166,1, m/z gฤsitฤ 167,1 [M+H]+. 1H RMN (400 MHz, DMSO-d6) ฮด 10,33 (s, 1H), 6,36 - 6,30 (dd, J= 1,8, 0,8 Hz, 1H), 6,28 - 6,20 (m, 1H), 4,94 (s, 2H), 3,39 (s, 3H). 19F RMN (376 MHz, DMSO-d6) ฮด -133,21 - -133,30 (d, J= 12,5 Hz).
Intermediar 18: 5-Amino-7-cloroindolin-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Intermediarul 10. MS (ESI): masฤ calc. pentru C8H7ClN2O 182,0, m/z gฤsitฤ 183,0 [M+H]+. 1H RMN (500 MHz, DMSO-d6) ฮด 10,28 (s, 1H), 6,47 (d, J = 1,7 Hz, 1H), 6,43 (d, J = 2,0 Hz, 1H), 5,29 (s, 2H), 3,44 (s, 2H).
Intermediar 19: 7-Cloro-1-((2-(trimetilsilil)etoxi)metil)-1H-indazol-5-aminฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Intermediarul 14, pornind de la 2-cloro-6-metil-4-nitroanilinฤ, ลi omitting Etape A ลi D. 1H RMN (300 MHz, CDCl3) ฮด 7,82 (s, 1H), 6,90 (d, J = 1,7 Hz, 1H), 6,84 (d, J = 1,7 Hz, 1H), 5,94 (s, 2H), 3,60 - 3,47 (m, 2H), 0,90 - 0,77 (m, 2H), 0,04 (s, 9H).
Intermediar 20: 1-((2-(Trimetilsilil)etoxi)metil)-1H-pirazolo[3,4-b]piridin-5-aminฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Intermediarul 9. MS (ESI): masฤ calc. pentru C12H20N4OSi 264,1, m/z gฤsitฤ 265,1 [M+H]+. 1H RMN (300 MHz, DMSO-d6) ฮด 8,09 (d, J = 2,4 Hz, 1H), 7,90 (s, 1H), 7,21 (d, J = 2,4 Hz, 1H), 5,64 (s, 2H), 5,14 (s, 2H), 3,55 (t, J = 8,0 Hz, 2H), 0,79 (t, J = 8,0 Hz, 2H), 0,1 (s, 9H).
Intermediar 21: 1-((2-(Trimetilsilil)etoxi)metil)-1H-pirolo[2,3-b]piridin-5-aminฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Intermediarul 9. MS (ESI): masฤ calc. pentru C13H21N3OSi 263,1, m/z gฤsitฤ 264,0 [M+H]+. 1H RMN (300 MHz, CDCl3) ฮด 7,94 (d, J = 2,3 Hz, 1H), 7,27 (d, J = 3,8 Hz, 2H), 6,35 (d, J = 3,5 Hz, 1H), 5,61 (s, 2H), 3,62 - 3,42 (m, 4H), 0,95 - 0,86 (m, 2H), 0,05 (s, 9H).
Intermediar 22: 3-Fluoro-1H-indazol-5-aminฤ.
Etapa A: 3-Fluoro-5-nitro-1H-indazol. La o soluลฃie de 5-nitro-1H-indazol (75 mg, 0,460 mmol) รฎn acetonitril (0,31 mL) s-a adฤugat Selectfluorยฎ (162 mg, 0,460 mmol) ลi acid acetic (0,31 mL). Amestecul de reacลฃie a fost รฎncฤlzit la microunde la 150 ยฐC timp de 30 min. Masa de reacลฃie a fost stinsฤ cu apฤ ลi extrasฤ cu EtOAc. Straturile organice combinate au fost uscate (Na2SO4), filtrate, ลi concentrate รฎn vid. Purificarea (FCC, SiO2, EtOAc รฎn hexani 20-100%) a dat compusul din titlu (25 mg, 30%). 1H RMN (400 MHz, CD3OD) ฮด 8,65 (d, J = 2,2 Hz, 1H), 8,30-8,23 (m, 1H), 7,60-7,53 (m, 1H).
Etapa B: 3-Fluoro-1H-indazol-5-aminฤ. O soluลฃie de 3-fluoro-5-nitro-1H-indazol (220 mg, 1,22 mmol) ลi Pd/C 10% (130 mg, 0,122 mmol) รฎn EtOH (12 mL) a fost agitatฤ sub hidrogen la rt timp de 2 ore. Masa de reacลฃie a fost filtratฤ prin Celiteยฎ cu MeOH ลi soluลฃia rezultatฤ a fost concentratฤ รฎn vid. Produsul a fost trecut รฎn etapa urmฤtoare fฤrฤ purificare suplimentarฤ. 1H RMN (400 MHz, CD3OD) ฮด 7,27-7,20 (m, 1H), 7,02 (dd, J = 9,0, 2,0 Hz, 1H), 6,89 (d, J = 1,9 Hz, 1H).
Intermediar 23: 2-Cloro-3-(3-((tetrahidro-2H-piran-2-il)oxi)prop-1-in-1-il)-6-(trifluorometil)piridinฤ.
Etapa A: 2-Cloro-3-iodo-6-(trifluorometil)piridinฤ. Un balon sub atmosferฤ de azot a fost รฎncฤrcat cu THF anhidru (240 mL) ลi rฤcit la -78 ยฐC timp de 10 min รฎn timp ce s-a adฤugat litiu diizopropilamidฤ รฎn THF/heptani (60 mL, 2 M, 121 mmol). Apoi s-a adฤugat รฎncet o soluลฃie de 2-cloro-6-trifluorometilpiridinฤ (20 g, 110 mmol) รฎn THF anhidru (60 mL) รฎn timp de 10 minute, ลi masa de reacลฃie a fost agitatฤ la -78 ยฐC timp de รฎncฤ 30 minute. Apoi, s-a adฤugat รฎncet o soluลฃie de iod (30,7 g, 121 mmol) รฎn THF anhidru (60 mL) รฎn timp de 10 minute, ลi masa de reacลฃie a fost agitatฤ la -78 ยฐC timp de รฎncฤ 35 minute. Masa de reacลฃie a fost stinsฤ prin adฤugare de clorurฤ de amoniu apoasฤ saturatฤ (300 mL) la -78 ยฐC, ลi lฤsatฤ sฤ se รฎncฤlzeascฤ la 0-5 ยฐC. Masa de reacลฃie a fost extrasฤ รฎn EtOAc (360 mL) ลi faza organicฤ spฤlatฤ de douฤ ori cu tiosulfat de sodiu apos 10% (400 mL total) ลi saramurฤ (200 mL). Organicele au fost combinate, uscate (MgSO4), filtrate, ลi concentrate sub presiune redusฤ. Purificarea (FCC, SiO2, hexani:DCM 100:0 pรขnฤ la 60:40) a dat compusul din titlu ca solid alb ceros (20,3 g, 60%). 1H RMN (400 MHz, CDCl3) ฮด 8,35 (dd, J = 8,0, 0,8 Hz, 1H), 7,31 (d, J = 8,0 Hz, 1H). 19F RMN (376 MHz, CDCl3 ฮด -68,09 (s)
Etapa B: 2-Cloro-3-(3-((tetrahidro-2H-piran-2-il)oxi)prop-1-in-1-il)-6-(trifluorometil)piridinฤ. รntr-o eprubetฤ etanลatฤ s-a adฤugat รฎn ordine 2-cloro-3-iodo-6-(trifluorometil)piridinฤ (1 g, 3,2 mmol), clorurฤ de litiu anhidrฤ (344 mg, 8,13 mmol), DMF (13 mL) ลi TEA (1,4 mL, 9,8 mmol). Soluลฃia a fost degazatฤ prin barbotare de azot gazos timp de 5 min. Apoi s-au adฤugat PdCl2(PPh3)2 (228 mg, 0,325 mmol) ลi tetrahidro-2-(2-propiniloxi)-2H-piran (0,68 mL,4,9 mmol). Eprubeta a fost imediat etanลatฤ sub atmosferฤ de azot ลi agitatฤ energic la 50 ยฐC timp de 16 h. Dupฤ ce s-a รฎndepฤrtat din baia de รฎncฤlzire ลi s-a lฤsat sฤ se rฤceascฤ la 20 ยฐC, masa de reacลฃie a fost turnatฤ รฎn EtOAc (100 mL). Faza organicฤ a fost spฤlatฤ cu apฤ (250 mL total), saramurฤ, uscatฤ (MgSO4), filtratฤ, ลi concentratฤ sub presiune redusฤ. Purificarea (FCC, SiO2, EtOAc รฎn hexani 0% pรขnฤ la 20%) a dat compusul din titlu ca ulei galben (915 mg, 88%). MS (ESI): masฤ calc. pentru C14H13ClF3NO2 319,1, m/z gฤsitฤ 320,1 [M+H]+. 1H RMN (400 MHz, CDCl3) ฮด 7,94 (dd, J = 7,9, 0,8 Hz, 1H), 7,58 (d, J = 7,9 Hz, 1H), 4,92 (t, J = 3,3 Hz, 1H), 4,57 (d, J = 0,8 Hz, 2H), 3,89 - 3,82 (m, 1H), 3,66 - 3,51 (dd, J = 11,1, 1,4 Hz, 1H), 1,95 - 1,57 (m, 6H). 19F RMN (376 MHz, CDCl3) ฮด -68,04 (s).
Intermediar 24: 2-Cloro-3-(5-fluoropent-1-in-1-il)-6-(trifluorometil)piridinฤ.
Etapa A: Pent-4-in-1-il 4-metilbenzensulfonat. La o soluลฃie de pent-4-in-1-ol (15 g, 0,18 mol) ลi TEA (37 mL, 0,27 mol) รฎn DCM (114 mL) la 0-4 ยฐC, s-a adฤugat รฎn picฤturฤ o soluลฃie de clorurฤ de toluensulfonil (37,8 g, 0,21 mol) รฎn DCM (25 mL). Dupฤ adฤugare, amestecul a fost lฤsat sฤ se รฎncฤlzeascฤ la rt ลi agitat peste noapte Un precipitat format รฎn timpul reacลฃiei ลi a fost รฎndepฤrtat prin filtrare. Filtratul a fost concentrat, diluat cu dietil eter (250 mL), ลi spฤlat cu saramurฤ (150 mL). Organicele au fost combinate, uscate (Na2SO4), filtrate, ลi concentrate sub presiune redusฤ. Purificarea (FCC, SiO2, EtOAc รฎn hexani 0-20%) a dat compusul din titlu ca ulei galben (36 g, 85%). MS (ESI): masฤ calc. pentru C12H14O4S, 238,1, m/z gฤsitฤ 239,1 [M+H]+.
Etapa B: 5-Fluoropent-1-inฤ. รntr-un balon de 100 ml cu fund rotund s-a adฤugat 4-metilbenzensulfonat de pent-4-in-1-il (20 g, 84 mmol) ลi TBAF (31 mL, soluลฃie 75% รฎn apฤ, 84 mmol), ลi amestecul a fost agitat ลi รฎncฤlzit la 45 ยฐC timp de o orฤ. A fost instalat un aparat de distilare-condensare, ลi amestecul a fost purificat prin distilare. Fracลฃiunea care a fost volatilฤ la 75-90 ยฐC a fost colectatฤ pentru a da 5-fluoropent-1-inฤ ca lichid incolor (6,8 g, 94%). 1H RMN (500 MHz, CDCl3) ฮด 4,56 (dtd, J = 47,1, 5,8, 1,0 Hz, 2H), 2,36 (tdd, J = 7,0, 2,7, 1,0 Hz, 2H), 1,99 (td, J = 2,7, 0,7 Hz, 1H), 1,97 -1,85 (m, 2H).
Etapa C: 2-Cloro-3-(5-fluoropent-1-in-1-il)-6-(trifluorometil)piridinฤ. 3-Bromo-2-cloro-6-trifluorometil piridinฤ (700 mg, 2,67 mmol), PdCl2(PPh3)2 (188 mg, 0,27 mmol), ลi clorurฤ de litiu anhidrฤ (228 mg, 5,38 mmol) au fost etanลate รฎntr-un vas de reacลฃie uscat รฎn cuptor, cu un septum de etanลare. DMF (5,4 mL) ลi TEA (1,1 mL, 8,1 mmol) s-au adฤugat prin seringi. Amestecul a fost degazat cu azot, ลi s-a adฤugat prin seringฤ 5-fluoropent-1-inฤ (300 mg, 3,50 mmol). Amestecul de reacลฃie a fost รฎncฤlzit la 110 ยฐC timp de 3 ore. Dupฤ terminare, amestecul de reacลฃie a fost rฤcit la rt, diluat cu EtOAc (100 mL), spฤlat cu soluลฃie apoasฤ de bicarbonat de sodiu (50 mL), ลi saramurฤ (50 mL). Stratul organic a fost uscat (Na2SO4), filtrat, ลi concentrat sub presiune redusฤ. Purificarea (FCC, SiO2, EtOAc รฎn hexani 0-20%) a dat compusul din titlu ca ulei incolor (450 mg, 63%). MS (ESI): masฤ calc. pentru G11H8GlF4N, 265,1, m/z gฤsitฤ 266,1 [M+H]+. 1H RMN (400 MHz, CDCl3) ฮด 7,92 (dd, J = 7,9, 0,9 Hz, 1H), 7,60 (d, J = 7,9 Hz, 1H), 4,68 (dt, J = 47,1, 5,7 Hz, 2H), 2,73 (t, J = 7,0 Hz, 2H), 2,09 (dtt, J = 26,0, 6,9, 5,6 Hz, 2H).
Intermediar 25: 2-Cloro-3-(3-((tetrahidro-2H-piran-2-il)oxi)prop-1-in-1-il)piridinฤ.
Etapa A: 2-Cloro-3-(3-((tetrahidro-2H-piran-2-il)oxi)prop-1-in-1-il)piridinฤ. รntr-o eprubetฤ etanลatฤ s-a adฤugat รฎn ordine 2-cloro-3-iodopiridinฤ (1,25 g, 5,22 mmol), clorurฤ de litiu anhidrฤ (553mg, 13,05 mmol), DMF (13 mL), tetrahidro-2-(2-propiniloxi)-2H-piran (0,8 mL, 5,7 mmol), ลi PdCl2(PPh3)2 (183mg, 0,261 mmol). Soluลฃia a fost degazatฤ prin barbotare de azot gazos timp de 5 min. Apoi s-a adฤugat TEA (2,2 mL, 15,7 mmol), ลi amestecul de reacลฃie a fost degazat cu azot gazos timp de 1 min. Amestecul de reacลฃie a fost etanลat ลi agitat energic la 50 ยฐC timp de 15 h. Dupฤ terminare, amestecul de reacลฃie a fost rฤcit la 20 ยฐC ลi turnat รฎn EtOAc (100 mL). Faza organicฤ a fost spฤlatฤ de cinci ori cu apฤ (250 mL total), o datฤ cu saramurฤ, uscatฤ (MgSO4), filtratฤ, ลi concentratฤ sub presiune redusฤ. Purificarea (FCC, SiO2, EtOAc รฎn hexani 0% pรขnฤ la 20%) a dat compusul din titlu ca un ulei portocaliu (1,17 g, 89%). MS (ESI): masฤ calc. pentru C13H14ClNO2 251,1, m/z gฤsitฤ 252,1 [M+H]+. 1H RMN (400 MHz, CDCl3) ฮด 8,33 (dd, J = 4,8, 2,0 Hz, 1H), 7,78 (dd, J = 7,7,1,9 Hz, 1H), 7,20 (dd, J = 7,7,4,8 Hz, 1H), 4,94 (t, J = 3,4 Hz, 1H), 4,55 (d, J = 0,6 Hz, 2H), 3,90 (ddd, J = 11,5, 8,9, 3,1 Hz, 1H), 3,65 - 3,51 (m, 1H), 1,93 - 1,73 (m, 2H), 1,73 - 1,49 (m, 4H).
Intermediar 26: 2-Cloro-3-(prop-1-in-1-il)-6-(trifluorometil)piridinฤ.
รntr-o eprubetฤ etanลatฤ conลฃinรขnd o soluลฃie de 2-cloro-3-iodo-6-(trifluorometil)piridinฤ (obลฃinutฤ de la Etapa A din Intermediar 23, 2,0 g, 6,44 mmol) รฎn toluen (19 mL) s-au adฤugat รฎn ordine Pd(PPh3)4 (506 mg, 0,438 mmol), iodurฤ de cupru(I) (147 mg, 0,773 mmol) ลi tributil(1-propinil)staniu (1,3 mL, 4,4 mmol). Soluลฃia a fost degazatฤ prin barbotare cu azot timp de cรขteva minute ลi agitatฤ energic la 100 ยฐC timp de 18 h. Dupฤ terminare, amestecul de reacลฃie a fost rฤcit la 20 ยฐC, ลi masa de reacลฃie a fost stinsฤ prin adฤugarea de fluorurฤ de potasiu aq. 2M. Amestecul rezultat a fost filtrat pentru a รฎndepฤrta insolubilele. Fazele au fost separate, ลi faza organicฤ a fost uscatฤ (MgSO4), filtratฤ, ลi concentratฤ sub presiune redusฤ. Purificarea (FCC, SiO2, EtOAc รฎn hexani 0 pรขnฤ la 15%) a dat compusul din titlu (1,14 g, 64%). 1H RMN (300 MHz, CDCl3) ฮด 7,87 (d, J = 7,9 Hz, 1H), 7,54 (d, J = 7,9 Hz, 1H), 2,16 (s, 3H).
Intermediar 27: 2-Cloro-3-(prop-1-in-1-il)piridinฤ.
รntr-o eprubetฤ etanลatฤ s-a adฤugat รฎn ordine 2-cloro-3-iodopiridinฤ (1,0 g, 4,2 mmol), clorurฤ de litiu anhidrฤ (443mg, 10,4 mmol), ลi DMF (10 mL). Eprubeta a fost degazatฤ prin barbotare cu azot timp de 10 minute. Apoi s-au adฤugat รฎn ordine TEA (1,7 mL, 12,5mmol), PdCl2(PPh3)2 (293 mg, 0,418 mmol), ลi tributil(1-propinil)staniu (1,3 mL, 4,4 mmol). Eprubeta a fost etanลatฤ sub atmosferฤ de azot ลi agitatฤ energic la 80 ยฐC timp de 18 h. Dupฤ terminare, amestecul de reacลฃie a fost rฤcit la 20 ยฐC, ลi masa de reacลฃie a fost turnatฤ รฎn metanol (25 mL) ลi s-a adฤugat KF (50% pe Celiteยฎ) (1,0 g). Suspensia rezultatฤ a fost agitatฤ energic la 20 ยฐC timp de 1 orฤ, diluatฤ cu EtOAc (150 mL) ลi filtratฤ pentru a รฎndepฤrta insolubilele. Faza organicฤ a fost spฤlatฤ cu apฤ (5 x 400 mL total), saramurฤ (1X), uscatฤ (MgSO4), filtratฤ, ลi concentratฤ sub presiune redusฤ. Purificarea (FCC, SiO2, EtOAc รฎn hexani 0 pรขnฤ la 10%) a furnizat compusul din titlu ca ulei incolor (565 mg, 89%) care s-a solidificat dupฤ ลedere peste noapte รฎn ace incolore. MS (ESI): masฤ calc. pentru C8H6ClN 151,0, m/z gฤsitฤ 152,1 [M+H]+. 1H RMN (400 MHz, CDCl3) ฮด 8,28 (dd, J = 4,8,1,9 Hz, 1H), 7,72 (dd, J = 7,7, 2,0 Hz, 1H), 7,16 (dd, J = 7,7, 4,8 Hz, 1H), 2,13 (s, 3H).
Intermediar 28: 2-Bromo-6-metil-3-(3-metilbut-1-in-1-il)piridinฤ.
Etapa A: Trifluorometansulfonat de 2-bromo-6-metilpiridin-3-il. รntr-un flacon din sticlฤ de 20 mL, la microunde, s-a adฤugat 2-bromo-3-hidroxi-5-metilpiridinฤ (840 mg, 4,47 mmol), N,N-bis(trifluorometansulfonil)anilinฤ (1,76g, 4,91 mmol), K2CO3 (679 mg, 4,94 mmol), ลi THF (9 mL), ลi flaconul a fost etanลat sub o atmosferฤ de azot gazos. Apoi, flaconul a fost รฎncฤlzit la 100 ยฐC รฎntr-un reactor cu microunde timp de 15 min. Dupฤ terminare, soluลฃia de reacลฃie a fost diluatฤ cu EtOAc ลi turnatฤ รฎn apฤ. Faza organicฤ a fost spฤlatฤ o datฤ cu saramurฤ, uscatฤ (MgSO4), filtratฤ, ลi concentratฤ รฎn vid pรขnฤ la un reziduu uleios incolor. Purificarea (FCC, SiO2, EtOAc/hexani 0:100 pรขnฤ la 20:80) a dat compusul din titlu (1,31 g, 92%). MS (ESI): masฤ calc. pentru C7H5BrF3NO3S 318,9, m/z gฤsitฤ 319,8 [M+H]+. 1H RMN (400 MHz, CDCl3) ฮด 7,57 - 7,50 (d, J = 8,3 Hz, 1H), 7,23 - 7,16 (dd, J = 8,3, 0,6 Hz, 1H), 2,59 (s, 3H). 19F RMN (376 MHz, CDCl3) ฮด - 73,16 (s).
Etapa B: 2-Bromo-6-metil-3-(3-metilbut-1-in-1-il)piridinฤ. รn douฤ eprubete separate din sticlฤ au fost repartizaลฃi uniform urmฤtorii reactivi, รฎn ordine: trifluorometansulfonat de 2-bromo-6-metilpiridin-3-il (695 mg, 2,17 mmol), clorurฤ de litiu anhidrฤ (304 mg, 7,17 mmol), DMF (22mL), ลi TEA (0,91 mL, 6,5 mmol). Soluลฃiile au fost degazate prin barbotare cu azot timp de 2 min, apoi urmฤtorii reactivi au fost repartizaลฃi uniform รฎntre cele douฤ eprubete ลi adฤugaลฃi la amestecul de reacลฃie รฎn ordine: PdCl2(PPh3)2 (152 mg, 0,217 mmol), ลi 3-metil-1-butinฤ (0,51 mL, 4,99 mmol). Eprubetele au fost etanลate ลi รฎncฤlzite cu agitare energicฤ la 50 ยฐC timp de 40 h. Dupฤ terminare, amestecurile de reacลฃie au fost rฤcite la 20 ยฐC, ลi masa de reacลฃie a fost turnatฤ รฎn EtOAc (150 mL). Faza organicฤ a fost spฤlatฤ de patru ori cu apฤ (400 mL total), o datฤ cu saramurฤ, uscatฤ (MgSO4), filtratฤ, ลi concentratฤ sub presiune redusฤ. Purificarea (FCC, SiO2, EtOAc/hexani 0:100 pรขnฤ la 20:80) a dat compusul din titlu (140 mg, 27%). MS (ESI): masฤ calc. pentru C11H12BrN 237,0, m/z gฤsitฤ 238,0 [M+H]+. 1H RMN (500 MHz, CDCl3) ฮด 7,57 - 7,52 (d, J = 7,8 Hz, 1H), 7,06 - 7,00 (dd, J = 7,8, 0,7 Hz, 1H), 2,87 - 2,78 (hept, J = 6,9 Hz, 1H), 2,52 (s, 3H), 1,32 - 1,27 (d, J = 6,9 Hz, 6H).
Intermediar 29: 2-Cloro-6-(difluorometil)-3-(3-metilbut-1-in-1-il)piridinฤ.
Etapa A: 5-Bromo-6-cloropicolinaldehidฤ. รntr-un balon cu fund rotund conลฃinรขnd (5-bromo-6-cloropiridin-2-il)metanol (405 mg, 1,82 mmol) s-a adฤugat 1,1,1-tris(acetiloxi)-1,1-dihidro-1,2-benziodoxo1-3-(1H)-onฤ (Dess-Martin periodinan) (811mg, 1,91 mmol) ลi DCM (18 mL, 282mmol), ลi amestecul de reacลฃie a fost agitat rapid la 20 ยฐC timp de 30 min. Dupฤ terminare, amestecul de reacลฃie a fost stins cu NaHCO3 aq. sat. (10 mL) ลi tiosulfat de sodiu apos 10% (10 mL). Amestecul bifazic rezultat a fost agitat energic timp de 60 min, ลi cele douฤ faze au fost separate. Faza organicฤ a fost extrasฤ รฎncฤ o datฤ cu DCM. Fazele organice combinate au fost uscate (MgSO4), filtrate, ลi concentrate sub presiune redusฤ pentru a da compusul din titlu (420mg, 100%). 1H RMN (400 MHz, CDCl3) ฮด 9,97 (d, J = 0,9 Hz, 1H), 8,14 (dd, J = 8,0, 0,9 Hz, 1H), 7,75 (d, J = 8,0 Hz, 1H).
Etapa B. 3-Bromo-2-cloro-6-(difluorometil)piridinฤ. รntr-un balon cu fund rotund conลฃinรขnd 5-bromo-6-cloropicolinaldehidฤ (420 mg, 1,91 mmol) sub atmosferฤ de azot s-a adฤugat DCM (19 mL). Balonul a fost rฤcit la -20 ยฐC ลi s-a adฤugat DAST (0,6 mL, 4,2 mmol). Dupฤ 5 min, balonul a fost รฎndepฤrtat din baia de rฤcire ลi lฤsat sฤ se รฎncฤlzeascฤ la 20 ยฐC. Dupฤ 90 min, masa de reacลฃie a fost stinsฤ prin turnare pe gheaลฃฤ (50 mL), urmatฤ de adฤugare de NaHCO3 aq. sat. (-10 mL) pรขnฤ cรขnd s-a atins pH โผ7. Fazele au fost separate, ลi faza apoasฤ a fost extrasฤ cu DCM Organicele au fost combinate, uscate (MgSO4), filtrate, ลi concentrate sub presiune redusฤ pentru a furniza compusul din titlu (450 mg, 97%) ca ulei portocaliu tulbure. 1H RMN (400 MHz, CDCl3) ฮด 8,09 (d, J = 8,1 Hz, 1H), 7,46 (d, J = 8,1 Hz, 1H), 6,56 (t, J = 55,0 Hz, 1H). 19F RMN (376 MHz, CDCl3) ฮด -115,85 (d, J = 55,1 Hz).
Etapa C. 2-Cloro-6-(difuorometil)-3-(3-metilbut-1-in-1-il)piridinฤ. รntr-o eprubetฤ etanลatฤ s-a adฤugat รฎn ordine 3-bromo-2-cloro-6-(difluorometil)piridinฤ (150 mg, 0,62 mmol), clorurฤ de litiu anhidrฤ (79 mg, 1,9 mmol), ลi DMF (3 mL). Soluลฃia a fost degazatฤ prin barbotare cu azot timp de 3 min. Apoi s-a adฤugat TEA (0,3 mL, 1,9 mmol), urmatฤ de PdCl2(PPh3)2 (43 mg, 0,062 mmol) ลi 3-metil-1-butinฤ (0,08 mL, 0,7 mmol). Eprubeta a fost imediat etanลatฤ sub atmosferฤ de azot, ลi รฎncฤlzitฤ cu agitare energicฤ la 50 ยฐC timp de 40 h. Dupฤ terminare amestecul de reacลฃie a fost rฤcit la 20 ยฐC ลi masa de reacลฃie a fost turnatฤ รฎn EtOAc (50 mL). Faza organicฤ a fost spฤlatฤ de patru ori cu apฤ (200 mL total), o datฤ cu saramurฤ, ลi organicele combinate au fost uscate (MgSO4), filtrate, ลi concentrate sub presiune redusฤ. Purificarea (FCC, SiO2, EtOAc/hexani 0:100 pรขnฤ la 10:90) a dat compusul din titlu (120 mg, 68%). MS (ESI): masฤ calc. pentru C11H10ClF2N 229,0, m/z gฤsitฤ 230,1 [M+H]+. 1H RMN (400 MHz, CDCl3) ฮด 7,85 (d, J = 7,9 Hz, 1H), 7,50 (d, J = 7,9 Hz, 1H), 6,56 (t, J = 55,1 Hz, 1H), 2,95 - 2,76 (hept, J = 6,7 Hz, 1H), 1,31 (d, J = 6,9 Hz, 6H). 19F RMN (376 MHz, CDCl3) ฮด -115,88 (d, J = 55,1 Hz).
Intermediar 30: 2-Cloro-3-((tetrahidrofuran-3-il)etinil)-6-(trifluorometil)piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Intermediarul 23. MS (ESI): masฤ calc. pentru C12H9ClF3NO 275,0, m/z gฤsitฤ 276,0 [M+H]+. 1H RMN (400 MHz, CDCl3) ฮด 7,87 (d, J = 8,3 Hz, 1H), 7,54 (d, J = 7,9 Hz, 1H), 4,17 - 4,04 (dd, J = 8,3, 7,4 Hz, 1H), 4,01 - 3,94 (m, 1H), 3,94 - 3,85 (ddd, J = 8,5, 7,5, 6,2 Hz, 1H), 3,82 - 3,76 (dd, J = 8,3, 6,6 Hz, 1H), 3,41 - 3,20 (ddd, J = 13,7, 8,4, 6,7 Hz, 1H), 2,39 - 2,26 (dddd, J = 12,3, 8,5, 7,4, 6,3 Hz, 1H), 2,20 - 2,05 (m, 1H).
Intermediar 31: 2-Cloro-3-(3-metoxiprop-1-in-1-il)-6-(trifluorometil)piridinฤ
Compusul din titlu a fost preparat รฎntr-un mod analog cu Intermediarul 23, utilizรขnd 3-metoxiprop-1-inฤ. MS (ESI): masฤ calc. pentru C10H7ClF3NO 249,0, m/z gฤsitฤ 249,9 [M+H]+. 1H RMN (400 MHz, CDCl3) ฮด 7,94 (dd, J = 7,9, 0,8 Hz, 1H), 7,59 (d, J = 7,9 Hz, 1H), 4,40 (s, 2H), 3,49 (s, 3H). 19F RMN (376 MHz, CDCl3) ฮด -68,06 (s).
Intermediar 32: 2-Cloro-3-(3-metilbut-1-in-1-il)-6-(trifluorometil)piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Intermediarul 23. MS (ESI): masฤ calc. pentru C11H9ClF3N 247,0, m/z gฤsitฤ 247,9 [M+H]+. 1H RMN (500 MHz, CDCl3) ฮด 7,88 - 7,84 (dd, J = 7,9, 0,8 Hz, 1H), 7,53 (d, J = 7,9 Hz, 1H), 2,93 - 2,80 (hept, J = 6,8 Hz, 1H), 1,31 (d, J = 6,9 Hz, 6H). 19F RMN (376 MHz, CDCl3) ฮด -67,93 (s).
Intermediar 33: 2-Cloro-3-(feniletinil)-6-(trifluorometil)piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Intermediarul 23. MS (ESI): masฤ calc. pentru C14H7ClF3N 281,0, m/z gฤsitฤ 281,8 [M+H]+. 1H RMN (300 MHz, DMSO-d6) ฮด 8,42 (d, J = 7,9 Hz, 1H), 8,12 (d, J = 12,7 Hz, 1H), 8,02 (d, J = 8,0 Hz, 1H), 7,71 - 7,61 (m, 2H), 7,51 (d, J = 6,1 Hz, 2H).
Intermediar 34: 2-Cloro-3-((4-fluorofenil)etinil)-6-(trifluorometil)piridinฤ. VILL ssanchez 1284
Compusul din titlu a fost preparat รฎntr-un mod analog cu Intermediarul 23. MS (ESI): masฤ calc. pentru C11H7ClF3N 245,0, m/z gฤsitฤ 245,9 [M+H]+.
Intermediar 35: 2-Cloro-3-(3-metilbut-1-in-1-il)piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Intermediarul 25. MS (ESI): masฤ calc. pentru C10H10ClN 179,1, m/z gฤsitฤ 180,0 [M+H]+. 1H RMN (400 MHz, CDCl3) ฮด 8,27 (dd, J = 4,8, 1,9 Hz, 1H), 7,71 (dd, J = 7,7, 1,9 Hz, 1H), 7,16 (dd, J = 7,6, 4,8 Hz, 1H), 2,89 - 2,79 (hept, J = 6,9 Hz, 1H), 1,29 (d, J = 6,9 Hz, 6H).
Intermediar 36: 2-Cloro-3-(ciclopropiletinil)piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Intermediarul 25. MS (ESI): masฤ calc. pentru C10H8ClN 177,0, m/z gฤsitฤ 178,1 [M+H]+. 1H RMN (400 MHz, CDCl3) ฮด 8,28 - 8,24 (dd, J = 4,8, 1,9 Hz, 1H), 7,72 - 7,67 (dd, J = 7,7,1,9 Hz, 1H), 7,17 - 7,12 (dd, J = 7,6, 4,8 Hz, 1H), 1,56 - 1,48 (m, 1H), 0,98 - 0,91 (m, 2H), 0,91 - 0,85 (m, 2H).
Intermediar 37: 2-Cloro-3-(3-metoxibut-1-in-1-il)piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Intermediarul 25. MS (ESI): masฤ calc. pentru C10H10ClNO 195,0, m/z gฤsitฤ 196,1 [M+H]+. 1H RMN (400 MHz, CDCl3) ฮด 8,35 - 8,31 (dd, J = 4,8, 1,9 Hz, 1H), 7,79 - 7,75 (dd, J = 7,7, 1,9 Hz, 1H), 7,23 - 7,18 (dd, J = 7,7,4,8 Hz, 1H), 4,39 - 4,32 (q, J = 6,6 Hz, 1H), 3,50 (s, 3H), 1,55 (d, J = 6,6 Hz, 3H).
Intermediar 38: 3-(But-1-in-1-il)-2-cloropiridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Intermediarul 25. MS (ESI): masฤ calc. pentru C9H8ClN 165,0, m/z gฤsitฤ 166,1 [M+H]+. 1H RMN (500 MHz, CDCl3) ฮด 8,29 - 8,26 (dd, J = 4,8, 1,9 Hz, 1H), 7,74 - 7,70 (dd, J = 7,7,1,9 Hz, 1H), 7,19 - 7,14 (dd, J = 7,6,4,8 Hz, 1H), 2,49 (q, J = 7,5 Hz, 2H), 1,27 (t, J = 7,5 Hz, 3H).
Intermediar 39: 2-Bromo-3-(ciclopropiletinil)-6-metilpiridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Intermediarul 28. MS (ESI): masฤ calc. pentru G11H10BrN 235,0, m/z gฤsitฤ 236,0 [M+H]+.
Intermediar 40: 2-Bromo-3-((4-fluorofenil)etinil)-6-metilpiridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Intermediarul 28, utilizรขnd 1-etinil-4-fluorobenzen. MS (ESI): masฤ calc. pentru C14H9BrFN 289,0, m/z gฤsitฤ 290 [M+H]+.
Intermediar 41: 2-Bromo-6-metil-3-(feniletinil)piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Intermediarul 28. MS (ESI): masฤ calc. pentru C14H10BrN 271,0, m/z gฤsitฤ 273,8 [M+H]+. 1H RMN (300 MHz, CDCl3) ฮด 7,69 (d, J = 7,8 Hz, 1H), 7,62 - 7,53 (m, 2H), 7,41 - 7,33 (m, 3H), 7,11 (d, J = 7,8 Hz, 1H), 2,57 (s, 3H).
Intermediar 42: 2-Bromo-3-((4-fluorofenil)etinil)piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Intermediarul 28.
Intermediar 43: 2-Bromo-6-cloro-3-((4-fluorofenil)etinil)piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Intermediarul 28.
Intermediar 44: 2-Bromo-3-((4-fluorofenil)etinil)-6-metoxipiridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Intermediarul 28.
Intermediar 45: 2-Bromo-6-fluoro-3-((4-fluorofenil)etinil)piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Intermediarul 28.
Intermediar 46: 5-((3-Amino-6-(trifluorometil)piridin-2-il)amino)indolin-2-onฤ.
Etapa A: 5-((3-Nitro-6-(trifluorometil)piridin-2-il)amino)indolin-2-onฤ. O soluลฃie de 2-cloro-3-nitro-6-(trifluorometil)piridinฤ (27 g, 120 mmol), 5-aminoindolin-2-onฤ (18 g, 120 mmol), ลi TEA (24 g, 240 mmol) รฎn THF (250 mL) a fost refluxatฤ la 90 ยฐC timp de 12 h. Masa de reacลฃie a fost diluatฤ cu eter (200 mL) ลi agitatฤ timp de 20 min unde s-a format precipitat. Masa de reacลฃie a fost filtratฤ ลi solidul a fost uscat รฎn etuvฤ la 45 ยฐC pentru a da compusul din titlu ca solid maro (21 g, 86%). MS (ESI): masฤ calc. pentru C14H9F3N4O3, 338,1; m/z gฤsitฤ, 339,0 [M+H]+.
Etapa B: 5-((3-Amino-6-(trifluorometil)piridin-2-il)amino)indolin-2-onฤ. O soluลฃie de 5-((3-nitro-6-(trifluorometil)piridin-2-il)amino)indolin-2-onฤ (20 g, 59 mmol), Pd/C 10% (10 g), ลi MeOH (1L) a fost suflatฤ cu H2 la presiune de 20 atm. Amestecul a fost agitat la 50 ยฐC timp de 16 h. Masa de reacลฃie a fost filtratฤ ลi soluลฃia rezultatฤ a fost concentratฤ รฎn vid. Solidul rezultat a fost suspendat cu EtOH ลi uscat รฎn etuvฤ la 45 ยฐC pentru a da compusul din titlu ca un solid alburiu (12 g, 66%). MS (ESI): masฤ calc. pentru C14H11F3N4O, 308,1 m/z gฤsitฤ, 309,0 [M+H]+.
Intermediar 47. N2-(1H-Indazol-5-il)-6-(trifluorometil)piridin-2,3-diaminฤ.
O soluลฃie de 2-cloro-3-nitro-6-(trifluorometil)piridinฤ (1,0 g, 4,4 mmol) ลi 1H-indazol-5-aminฤ (0,58 g, 4,4 mmol) รฎn DMF (22 mL) a fost รฎncฤlzitฤ la 110 ยฐC. Dupฤ 3 h, s-a adฤugat ditionit de sodiu (3,0 g, 17,7 mmol) ลi amestecul a fost agitat la 110 ยฐC timp de 5 ore. Masa de reacลฃie a fost diluatฤ cu apฤ (200 mL) ลi agitatฤ timp de 20 min cรขnd s-a format un precipitat. Masa de reacลฃie a fost filtratฤ ลi solidul a fost spฤlat cu H2O ลi uscat รฎn etuvฤ la 45 ยฐC pentru a da compusul din titlu (0,78 g, 60%). MS (ESI): masฤ calc. pentru C13H10F3N5, 293,1 m/z gฤsitฤ, 294,0 [M+H]+.
Intermediar 48: 5-((3-Amino-6-(difluorometil)piridin-2-il)amino)indolin-2-onฤ.
Etapa A: Acid 6-cloro-5-nitropicolinic . 2-Cloro-6-metil-3-nitropiridinฤ (11,0 g, 63,7 mmol) a fost dizolvatp รฎn H2SO4 conc. (30 mL) ลi soluลฃia rezultatฤ a fost agitatฤ timp de 10 min pentru a forma o soluลฃie gฤlbuie vรขscoasฤ. La soluลฃia rezultatฤ s-a adฤugat dicromat de sodiu dihidrat (25,7 g, 86,4 mmol) รฎn ลarje รฎncet (atenลฃie: procedeul a fost puternic exoterm). Dupฤ agitare 2 h la rt, amestecul de reacลฃie a fost รฎncฤlzit la 50 ยฐC timp de 16 h. La amestecul de reacลฃie s-a adฤugat gheaลฃฤ (300 g) ลi s-a agitat timp de 2 ore. Amestecul a fost rฤcit รฎn congelator ลi precipitatul rezultat a fost filtrat, spฤlat cu apฤ rece-gheaลฃฤ ลi uscat sub vid รฎnaintat pentru a da un solid verzui drept compus din titlu (10,1 g, 54,8%, 70% pur). MS (ESI): masฤ calc. pentru C6H3ClN2O4, 202,0; m/z gฤsitฤ, 202,9 [M+H]+. 1H RMN (500 MHz, CDCl3) ฮด 8,48 - 8,40 (m, 1H), 8,39 - 8,31 (m, 1H).
Etapa B: 6-Cloro-5-nitropicolinat de etil. La un amestec de acid 6-cloro-5-nitropicolinic (6,0 g, 17,8 mmol) รฎn EtOH (60 mL) s-a adฤugat p-TsOH (0,47 g, 2,5 mmol). Amestecul rezultat a fost รฎncฤlzit la 85 ยฐC peste noapte. Soluลฃia verzuie rezultatฤ a fost concentratฤ sub presiune redusฤ. Purificarea (FCC, SiO2, EtOAc/hexani) a dat compusul din titlu ca solid alburiu (4,47 g, 92,7%). MS (ESI): masฤ calc. pentru C8H7ClN2O4, 230,0; m/z gฤsitฤ, 231,0 [M+H]+.
Etapa C: (6-Cloro-5-nitropiridin-2-il)metanol. La o soluลฃie de 6-cloro-5-nitropicolinat de etil (4,5 g, 16,5 mmol) รฎn DCM (50 mL) s-a adฤugat รฎncet DIBAL (1,0 M รฎn THF, 33,0 mL, 33,0 mmol). Dupฤ 30 min, la soluลฃia rezultatฤ s-a adฤugat รฎncet รฎncฤ 2 eq. de DIBAL (1,0 M รฎn THF, 33,0 mL, 33,0 mmol) ลi s-a agitat timp de 30 min. Soluลฃia rezultatฤ s-a adฤugat รฎn porลฃii la soluลฃia de sare Rochelle sat. rece (100 mL) pentru a evita supraรฎncฤlzirea ลi amestecul rezultat a fost diluat cu apฤ (100 mL) ลi DCM (150 mL). Amestecul a fost agitat peste noapte Amestecul rezultat a fost extras suplimentar cu DCM (2x150 mL), uscat (Na2SO4), filtrat, ลi concentrat sub presiune redusฤ. Purificarea (FCC, SiO2, EtOAc/Hexan 0 pรขnฤ la 50%) a dat compusul din titlu ca cearฤ gฤlbuie (2,0 g, 40%). MS (ESI): masฤ calc. pentru C6H5ClN2O3, 188,0; m/z gฤsitฤ, 189,0 [M+H]+. 1H RMN (500 MHz, CDCl3) ฮด 8,28 (d, J = 8,2 Hz, 1H), 7,62 - 7,44 (m, 1H), 4,87 (d, J = 4,8 Hz, 2H), 2,74 (t, J = 5,4 Hz, 1H).
Etapa D: 6-Cloro-5-nitropicolinaldehidฤ. La o soluลฃie de (6-cloro-5-nitropiridin-2-il)metanol (1,14 g, 6,05 mmol) รฎn DCM (100 mL) s-a adฤugat Dess-Martin periodinan (3,85 g, 9,07 mmol). Amestecul tulbure maro rezultat a devenit soluลฃie clarฤ dupฤ 30 minute de agitare la temperatura ambiantฤ. Dupฤ 3 h, la amestecul de reacลฃie s-a adฤugat รฎncet soluลฃie sat. de NaHCO3 (50 mL), apoi amestecul rezultat a fost diluat cu DCM (100 mL) ลi apฤ (50 mL). Amestecul a fost extras suplimentar cu DCM (2x100 mL). Extractele combinate au fost uscate (Na2SO4), filtrate, concentrate sub presiune redusฤ. Purificarea (FCC, SiO2, EtOAc/Hexan 0 pรขnฤ la 50%) a dat compusul din titlu ca ulei maro (0,83 g, 74%). MS (ESI): masฤ calculatฤ pentru C6H3ClN2O3, 186,0; m/z gฤsitฤ, 186,9 [M+H]+. 1H RMN (500 MHz, CDCl3) ฮด 10,05 (d, J = 0,9 Hz, 1H), 8,36 (dd, J = 8,1, 0,9 Hz, 1H), 8,07 (d, J = 8,1 Hz, 1H).
Etapa E: 2-Cloro-6-(difluorometil-3-nitropiridinฤ. La o soluลฃie de 6-cloro-5-nitropicolinaldehidฤ (0,834 g, 4,47 mmol) รฎn DCM anhidru (20 mL) la -50 ยฐC s-a adฤugat DAST (1,18 mL, 8,94 mmol). Amestecul rezultat a fost lฤsat sฤ se รฎncฤlzeascฤ la temperatura ambiantฤ dupฤ 1 h. Dupฤ agitare รฎncฤ o orฤ, la soluลฃie s-a adฤugat รฎncet soluลฃie sat. de NaHCO3 (50 mL), ลi amestecul rezultat a fost extras cu DCM (3x50 mL). Extractele combinate au fost uscate (Na2SO4), filtrate, concentrate sub presiune redusฤ. Purificarea (FCC, SiO2, EtOAc/Hexan 0 pรขnฤ la 20%) a dat compusul din titlu ca ulei maro (0,76 g, 82%). MS (ESI): masฤ calc. pentru C6H3ClF2N2O2, 208,0; m/z gฤsitฤ, 209,0 [M+H]+. 1H RMN (500 MHz, CDCl3) ฮด 8,36 (d, J = 8,0 Hz, 1H), 7,80 (d, J = 8,2 Hz, 1H), 6,64 (t, J = 54,6 Hz, 1H).
Etapa F: 5-((6-Difluoromethy)-3-nitropiridin-2-il)amino)indolin-2-onฤ. Un amestec de 2-cloro-6-(difluorometil)-3-nitropiridinฤ (1,8 mL, 1,0 M รฎn benzen, 1,8 mmol), 5-aminoindolin-2-onฤ (330 mg, 2,16 mmol), ลi bazฤ Hunig (0,62 mL, 3,6 mmol) รฎn EtOH (10 mL) a fost refluxat la 90 ยฐC timp de 3 ore. Masa de reacลฃie a fost rฤcitฤ ลi s-a format un precipitat. Amestecul a fost filtrat ลi precipitatul a fost spฤlat cu EtOH rece. Solidul a fost uscat sub vid รฎnaintat pentru a da compusul din titlu ca solid maro (510 mg, 88%). MS (ESI): masฤ calc. pentru C14H10F2N4O3, 320,1; m/z gฤsitฤ, 321,0 [M+H]+.
Etapa G: 5-((3-Amino-6-(difluorometil)piridin-2-il)amino)indolin-2-onฤ. Un amestec de 5-((6-(difluorometil)-3-nitropiridin-2-il)amino)indolin-2-onฤ (510 mg, 1,6 mmol), Pd/C 10% (54 mg) รฎn EtOH (13 mL) ลi THF (13 mL) รฎntr-un balon de 100 mL a fost plasat sub un balon de H2 ลi agitat timp de 16 h. Masa de reacลฃie a fost filtratฤ prin Celiteยฎ ลi soluลฃia rezultatฤ a fost concentratฤ รฎn vid pentru a da compusul dorit ca solid gri (464 mg, 100%). MS (ESI): masฤ calc. pentru C14H12F2N4O, 290,1 m/z gฤsitฤ, 291,0 [M+H]+.
Intermediar 49: 5-Amino-6-((1-((2-(trimetilsilil)etoxi)metil)-1H-indazol-5-il)amino)piridin-2(1H)-onฤ.
Etapa A: 5-Nitro-6-((1-((2-(trimetilsilil)etoxi)metil)-1H-indazol-5-il)amino)piridin-2(1H)-onฤ. O soluลฃie de 6-cloro-5-nitropiridin-2(1H)-onฤ (Intermediar 4, 500 mg, 2,86 mmol), 2-((2-(trimetilsilil)etoxi)metil)-2H-indazol-5-aminฤ (Intermediar 9, 755 mg, 2,86 mmol), ลi Et3N (0,5 mL, 2,86 mmol) รฎn DMF (10,0 mL) a fost refluxatฤ la 100 ยฐC timp de 2 ore. Masa de reacลฃie a fost diluatฤ cu apฤ ลi extrasฤ cu EtOAc. Straturile organice au fost combinate, uscate (Na2SO4), ลi concentrate รฎn vid. Reziduul rezultat a fost triturat รฎn metanol pentru a da compusul din titlu ca solid galben (920 mg, 80%). MS (ESI): masฤ calc. pentru C18H23N5O4Si, 401,5; m/z gฤsitฤ, 402,5 [M+H]+. 1H RMN (500 MHz, DMSO-d6) ฮด 10,80 (s, 1H), 8,36 (d, J = 9,5 Hz, 1H), 8,23 (d, J = 1,0 Hz, 1H), 8,13 (s, 1H), 7,85 (d, J = 8,8 Hz, 1H), 7,59 (dd, J= 8,8, 1,9 Hz, 1H), 6,08 (s, 1H), 5,85 (s, 2H), 3,67 - 3,57 (m, 2H), 0,99 - 0,85 (m, 2H), 0,04 - 0,01 (s, 9H).
Etapa B: 5-Amino-6-((1-((2-(trimetilsilil)etoxi)metil)-1H-indazol-5-il)amino)piridin-2(1H)-onฤ. O soluลฃie de 5-nitro-6-((1-((2-(trimetilsilil)etoxi)metil)-1H-indazol-5-il)amino)piridin-2(1H)-onฤ (700 mg, 1,75 mmol), Pd/C 10% (295 mg), ลi MeOH-THF (2:1) (30,0 mL) รฎntr-un balon de 250 mL a fost suflatฤ cu H2 la presiune de 20 atm. Amestecul a fost agitat la rt timp de 1 orฤ. Masa de reacลฃie a fost filtratฤ prin Celiteยฎ ลi soluลฃia rezultatฤ a fost concentratฤ รฎn vid. Purificarea (FCC, SiO2, DCM/MeOH) a dat compusul din titlu (357 mg, 55%). MS (ESI): masฤ calc. pentru C18H25N5O2Si, 371,5 m/z gฤsitฤ, 372,51 [M+H]+. 1H RMN (400 MHz, DMSO-d6) ฮด 8,41 (dd, J = 2,0, 0,7 Hz, 1H), 8,06 (d, J = 0,8 Hz, 1H), 7,73 - 7,66 (m, 2H), 7,64 - 7,60 (m, 1H), 7,00 (d, J = 8,0 Hz, 1H), 5,98 (d, J = 8,0 Hz, 1H), 5,79 (s, 2H), 4,44 (s, 1H), 3,66 - 3,56 (m, 2H), 2,99 (s, 1H), 2,83 (d, J = 0,6 Hz, 1H), 1,00 - 0,82 (m, 2H), 0,01 (s, 9H).
Intermediar 50: 5-((3-Amino-6-cloropiridin-2-il)amino)indolin-2-onฤ.
Etapa A: 5-((6-Cloro-3-nitropiridin-2-il)amino)indolin-2-onฤ. O soluลฃie de 2,6-dicloro-3-nitropiridinฤ (1,0 g, 5,18 mmol), 5-aminoindolin-2-onฤ (768 mg, 5,18 mol), ลi trietilaminฤ (1,4 mL, 10,4 mmol) รฎn THF (10 mL) a fost agitatฤ 70 ยฐC timp de 1 orฤ. Amestecul de reacลฃie a fost concentrat รฎn vid pentru a furniza compusul din titlu (1,95 g, 123%).MS (ESI): masฤ calc. pentru C13H9ClN4O3 304,0, m/z gฤsitฤ 305,1 [M+H]+.
Etapa B: 5-((3-Amino-6-cloropiridin-2-il)amino)indolin-2-onฤ. La o soluลฃie de 5-((6-cloro-3-nitropiridin-2-il)amino)indolin-2-onฤ (1,75 g, 5,74 mmol) รฎn etanol (35 mL) ลi apฤ (7 mL) s-a adฤugat fier (1,28 g, 23,0 mmol) ลi clorurฤ de amoniu (35 mg, 0,66 mmol). Masa de reacลฃie a fost agitatฤ la rt timp de 18 ore apoi refluxatฤ timp de 3 ore. Masa de reacลฃie a fost rฤcitฤ ลi filtratฤ prin Celiteยฎ ลi soluลฃia rezultatฤ a fost concentratฤ รฎn vid. Solidul rezultat a fost agitat รฎn EtOAc (100 mL) ลi carbonat de sodiu aq. sat. Stratul organic a fost separat, spฤlat cu saramurฤ, uscat (Na2SO4), filtrat, ลi concentrat sub presiune redusฤ. Acesta a furnizat compusul din titlu ca solid gri รฎnchis (1,07 g, 68%). MS (ESI): masฤ calc. pentru C13H11ClN4O, 274,1 m/z gฤsitฤ, 275,2 [M+H]+. 1H RMN (400 MHz, DMSO-d6) ฮด 10,22 (s, 1H), 7,78 (s, 1H), 7,52 (s, 1H), 7,36 (dd, J = 8,32, 2,08 Hz, 1H), 6,87 (d, J = 7,86 Hz, 1H), 6,74 (d, J = 8,32 Hz, 1H), 6,57 (d, J = 7,86 Hz, 1H), 5,15 (s, 2H), 3,47 (s, 2H).
Intermediar 51: 6-Ciclopropil-N2-(1H-indazol-5-il)piridin-2,3-diaminฤ.
Etapa A: N-(6-Ciclopropil-3-nitropiridin-2-il)-1H-indazol-5-aminฤ. O soluลฃie de 2-cloro-6-ciclopropil-3-nitropiridinฤ (Intermediar 1, 427 mg, 2,15 mmol), 1H-indazol-5-aminฤ (286 mg, 2,15 mmol), ลi Et3N (0,60 mL, 4,30 mmol) รฎn THF (7,0 mL) a fost refluxatฤ la 70 ยฐC timp de 4 ore. Masa de reacลฃie a fost diluatฤ cu EtOAc ลi apฤ. Stratul apos a fost extras cu EtOAc (x3), uscat (Na2SO4), filtrat, ลi concentrat รฎn vid. Produsul a fost preluat presupunรขnd randament cantitativ. MS (ESI): masฤ calc. pentru C15H13N5O2 295,3, m/z gฤsitฤ 296,0 [M+H]+.
Etapa B: 6-Ciclopropil-N2-(1H-indazol-5-il)piridin-2,3-diaminฤ. O soluลฃie N-(6-ciclopropil-3-nitropiridin-2-il)-1H-indazol-5-aminฤ (297 mg, 1,01 mmol) ลi Pd/C 10% (107 mg, 0,101 mmol) รฎn EtOH/THF (1:1 v/v, 0,1 M) a fost agitatฤ sub hidrogen la rt timp de 5 ore. Masa de reacลฃie a fost filtratฤ prin Celiteยฎ cu MeOH ลi soluลฃia rezultatฤ a fost concentratฤ รฎn vid pentru a furniza compusul din titlu cu randament cantitativ. MS (ESI): masฤ calc. pentru C15H15N5 265,3, m/z gฤsitฤ 266,1 [M+H]+.
Intermediar 52: N2โ-(3-Fluoro-1H-indazol-5-il)-6-(trifluorometil)piridin-2,3-diaminฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Intermediarul 52 utilizรขnd 3-fluoro-1H-indazol-5-aminฤ (Intermediar 22) ลi 2-cloro-3-nitro-6-(trifluorometil)piridinฤ ca materii prime. 1H RMN (400 MHz, CD3OD) ฮด 8,25 (d, J = 1,9 Hz, 1H), 7,63-7,58 (m, 1H), 7,38-7,32 (m, 1H), 7,04-6,98 (m, 2H).
Intermediar 53: 5-((3-Amino-6-metilpiridin-2-il)amino)indolin-2-onฤ.
Etapa A: 5-((6-Metil-3-nitropiridin-2-il)amino)indolin-2-onฤ. O soluลฃie de 2-cloro-6-metil-3-nitropiridinฤ (5,0 g, 5,9 mmol), 5-aminooxindol (5,3 g, 35 mmol), ลi bazฤ Hunig (10 mL, 58 mmol) รฎn EtOH (100 mL) a fost refluxatฤ la 90 ยฐC timp de 5 ore. Masa de reacลฃie a fost filtratฤ ลi solidul a fost spฤlat cu etanol ลi vid uscat pentru a da compusul din titlu ca solid negru (6,2 g, 75%). MS (ESI): masฤ calc. pentru C14H12N4O3, 284,1; m/z gฤsitฤ, 285,0 [M+H]+.
Etapa B: 5-((3-Amino-6-metilpiridin-2-il)amino)indolin-2-onฤ. Un amestec de 5-((6-metil-3-nitropiridin-2-il)amino)indolin-2-onฤ (6,15 g, 21,6 mmol), SnCl2 dihidrat (14,6 g, 64,9 mmol), MeOH (50 mL) ลi EtOAc (200 mL) a fost agitat la temperatura ambiantฤ timp de 10 minute urmat de รฎncฤlzirea la 85ยฐC timp de 4 ore. Amestecul a fost rฤcit ลi la el s-a adฤugat o altฤ porลฃiune de SnCl2 dihidrat (8,3 g, 32,5 mmol) ลi amestecul rezultat a fost agitat la 85ยฐC timp de 5 ore. Amestecul a fost rฤcit ลi concentrat รฎn vid. La reziduu s-a adฤugat MeOH (150 mL) ลi amestecul rezultat a fost รฎncฤlzit la 50 ยฐC. Amestecul de reacลฃie a fost filtrat prin Celiteยฎ ลi precipitatul a fost spฤlat cu MeOH. Solidul gri a fost vid uscat pentru a da un solid gri (4,24 g, 77,3%). MS (ESI): masฤ calc. pentru C14H14N4O, 254,1 m/z gฤsitฤ, 255,1 [M+H]+.
Intermediar 54: N2-(7-Bromo-1H-indazol-5-il)-6-(trifluorometil)piridin-2,3-diaminฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Intermediarul 47. MS (ESI): masฤ calc. pentru C13H9BrF3N5, 371,0 m/z gฤsitฤ, 372,0 [M+H]+.
Intermediar 55: N2-(7-Metil-1H-indazol-5-il)-6-(trifluorometil)piridin-2,3-diaminฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Intermediarul 47. MS (ESI): masฤ calc. pentru C14H12F3N5, 307,1; m/z gฤsitฤ, 308,0 [M+H]+
Intermediar 56: 6-((3-Amino-6-(difluorometil)piridin-2-il)amino)benzo[d]tiazol-2(3H)-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Intermediarul 48. MS (ESI): masฤ calc. pentru C13H10F2N4OS, 308,0; m/z gฤsitฤ, 309,0 [M+H]+. 1H RMN (400 MHz, MeOD) ฮด 7,91 (d, J = 2,1 Hz, 1H), 7,49-7,43 (m, 1H), 7,09-7,02 (m, 2H), 6,97-6,93 (m, 1H), 6,64-6,32 (m, 1H).
Intermediar 57: N2-(7-Cloro-1H-indazol-5-il)-6-(difluorometil)piridin-2,3-diaminฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Intermediarul 48. MS (ESI): masฤ calc. pentru C13H10ClF2N5, 309,1; m/z gฤsitฤ, 310,1 [M+H]+.
Intermediar 58: 6-((3-Amino-6-(trifluorometil)piridin-2-il)amino)benzo[dioxazol-2(3H)-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Intermediarul 51. MS (ESI): masฤ calc. pentru C13H9F3N4O2, 310,1; m/z gฤsitฤ, 311,0 [M+H]+. 1H RMN (400 MHz, MeOD) ฮด 7,93 (d, J = 2,1 Hz, 1H), 7,37-7,31 (m, 1H), 7,04-6,95 (m, 3H).
Intermediar 59: N2โ-(1H-Indazol-5-il)-6-izopropiridin-2,3-diaminฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Intermediarul 51. MS (ESI): masฤ calc. pentru C15H17N5 267,1; m/z gฤsitฤ 268,1 [M+H]+.
Intermediar 60: 6-(terลฃ-Butil)-N2-(1H-indazol-5-il)piridin-2,3-diaminฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Intermediarul 51. MS (ESI): masฤ calc. pentru C16H19N5, 281,2; m/z gฤsitฤ, 282,1 [M+H]+. 1H RMN (400 MHz, MeOD) ฮด 8,21 (s, 1H), 7,93 (d, J = 2,7 Hz, 1H), 7,58 (d, J = 8,8 Hz, 1H), 7,46-7,38 (m, 1H), 6,97-6,90 (m, 1H), 6,68-6,61 (m, 1H), 1,32 (s, 9H).
Intermediar 61: 6-(Difluorometil)-N2-(7-metil-1H-indazol-5-il)piridin-2,3-diaminฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Intermediarul 48, utilizรขnd 2-cloro-6-(difluorometil)-3-nitropiridinฤ (Intermediar 48, produs din Etapa E) ลi 7-metil-1H-indazol-5-aminฤ. MS (ESI): masฤ calc. pentru C14H13F2N5, 289,2 m/z gฤsitฤ, [M+H]+ = 290,1.
Intermediar 62: 5-Bromo-3-(7-metil-1H-indazol-5-il)-2-(trifluorometil)-3H-imidazo[4,5-b]piridinฤ.
Etapa A: 6-Bromo-N2โ-(7-metil-1H-indazol-5-il)piridin-2,3-diaminฤ. La o soluลฃie de 2,6-dibromo-3-nitropiridinฤ (564 mg, 2 mmol) ลi 7-metil-1H-indazol-5-aminฤ (280 mg, 1,9 mmol) รฎn EtOH (10 mL) s-a adฤugat TEA (0,556 mL, 4 mmol). Dupฤ 12 h masa de reacลฃie a fost concentratฤ รฎn vid ลi solidul rezultat a fost dizolvat รฎn DMF (7,6 mL). Apoi adฤugat รฎntr-o porลฃie ditionit de sodiu (993 mg, 5,7 mmol) ลi amestecul de reacลฃie a fost รฎncฤlzit la 100 ยฐC. Dupฤ 2 h, masa de reacลฃie a fost diluatฤ cu apฤ (2 mL) ลi lฤsatฤ sฤ se agite la rt. Dupฤ 90 min, soluลฃia a fost diluatฤ cu EtOAc (20 mL) ลi stratul organic spฤlat cu apฤ (3x20 mL), uscat (Na2SO4), filtrat, ลi concentrat รฎn vid pentru a da compusul din titlu (450 mg) care a fost utilizat fฤrฤ purificare suplimentarฤ.
Etapa C: 5-Bromo-3-(7-metil-1H-indazol-5-il)-2-(trifluorometil)-3H-imidazo[4,5-b]piridinฤ. รntr-un flacon pentru microunde, s-a adฤugat 6-bromo-N2-(7-metil-1H-indazol-5-il)piridin-2,3-diaminฤ brutฤ (636 mg) ลi TFA (1 mL). Flaconul a fost รฎnchis cu capac ลi amestecul de reacลฃie รฎncฤlzit la 100 ยฐC timp de 60 min sub iradiere cu microunde. Amestecul de reacลฃie a fost apoi concentrat รฎn vid ลi reziduul rezultat diluat cu EtOAc/bicarbonat de sodiu saturat. Straturile au fost separate ลi stratul organic a fost uscat (Na2SO4), filtrat, ลi concentrat รฎn vid. Purificarea (FCC, SiO2, EtOAc รฎn hexani 0-100%) a dat compusul din titlu (135 mg). MS (ESI): masฤ calc. pentru C15H9BrF3N5, 395,0; m/z gฤsitฤ, 396,0 [M+H]+. 1H RMN (400 MHz, CDCl3) ฮด 8,16 (d, J = 8,5 Hz, 1H), 8,05 (s, 1H), 7,63 (s, 1H), 7,60 (d, J = 8,5 Hz, 1H), 7,08 (s, 1H), 2,55 (s, 3H).
Intermediar 63: 5-(2-(Hidroximetil)-1H-pirolo[2,3-b]piridin-1-il)-7-metilindolin-2-onฤ.
Etapa A: 7-Metil-5-((3-(3-((tetrahidro-2H-piran-2-il}oxi)prop-1-in-1-il)piridin-2-il)amino)indolin-2-onฤ. รntr-un flacon pentru microunde de 20-mL s-a adฤugat 2-cloro-3-(3-((tetrahidro-2H-piran-2-il)oxi)prop-1-in-1-il)piridinฤ (Intermediar 25, 250 mg, 0,993 mmol), 5-amino-7-metilindolin-2-onฤ (Intermediar 10, 161 mg, 0,993 mmol), pre-catalizator BrettPhos Pd de a treia generaลฃie (90. mg, 0,099 mmol), Cs2CO3 (0,971 g, 2,98 mmol), ลi 1,4-dioxan (5,1 mL). Suspensia rezultatฤ a fost degazatฤ prin barbotare de azot gazos รฎn timp ce s-a agitat 5 min. Flaconul a fost etanลat sub atmosferฤ de azot ลi รฎncฤlzit la 110 ยฐC รฎntr-o baie cu ulei timp de 17,5 ore. Apoi, soluลฃia de reacลฃie a fost partiลฃionatฤ รฎntre EtOAc (100 mL) ลi clorurฤ de amoniu apoasฤ saturatฤ (25 mL). Faza apoasฤ a fost extrasฤ รฎncฤ de douฤ ori cu EtOAc (50 mL total). Fazele organice combinate au fost spฤlate o datฤ cu saramurฤ, uscate (MgSO4), filtrate, ลi concentrate. Purificarea (FCC, SiO2, metanol รฎn DCM 0% pรขnฤ la 5%) a dat compusul din titlu (64 mg, 17%) ca amestec cu 7-metil-5-(2-(((tetrahidro-2H-piran-2-il)oxi)metil)-1H-pirolo[2,3-b]piridin-1-il)indolin-2-onฤ (37 mg, 8%). MS (ESI): masฤ calc. pentru C22H23N3O3 377,2; m/z gฤsitฤ 378,1 [M+H]+.
Etapa B: 7-Metil-5-(2-(((tetrahidro-2H-piran-2-il)oxi)metil)-1H-pirolo[2,3-b]piridin-1-il)indolin-2-onฤ. รntr-o eprubetฤ etanลatฤ conลฃinรขnd o suspensie de 7-metil-5-((3-(3-((tetrahidro-2H-piran-2-il)oxi)prop-1-in-1-il)piridin-2-il)amino)indolin-2-onฤ (30 mg, 0,08 mmol) รฎn tetrahidrofuran anhidru (0,8 mL) s-a adฤugat TBAF (1 M รฎn THF, 0,16 mL, 0,16 mmol). Amestecul de reacลฃie a fost suflat scurt timp cu azot gazos, etanลat, ลi agitat la 100 ยฐC (s-a observat reflux) timp de 1 orฤ. Masa de reacลฃie a fost diluatฤ cu EtOAc (15 mL), ลi faza organicฤ a fost spฤlatฤ de trei ori cu apฤ (10 mL), o datฤ cu saramurฤ (2 mL), uscatฤ (MgSO4), filtratฤ, ลi concentratฤ. Purificarea (FCC, SiO2, metanol รฎn DCM 0% pรขnฤ la 10%) a dat compusul din titlu (24 mg, 80%) ca solid maro sticlos. MS (ESI): masฤ calc. pentru C22H23N3O3 377,2, m/z gฤsitฤ 378,3 [M+H]+. 1H RMN (400 MHz, CD3OD) ฮด 8,13 (dd, J = 4,8, 1,6 Hz, 1H), 8,03 (dd, J = 7,8, 1,6 Hz, 1H), 7,21 - 7,08 (m, 3H), 6,67 (s, 1H), 4,72 (d, J = 12,4 Hz, 1H), 4,55 (dd, J = 6,5,2,8 Hz, 1H), 4,46 (d, J = 12,4 Hz, 1H), 3,61 (s, 2H), 3,59 - 3,48 (m, 1H), 3,39 (dt, J = 11,0, 3,8 Hz, 1H), 2,32 (s, 3H), 1,85 - 1,38 (m, 6H).
Etapa C: 5-(2-(Hidroximetil)-1H-pirolo[2,3-b]piridin-1-il)-7-metilindolin-2-onฤ. La o suspensie de 7-metil-5-(2-(((tetrahidro-2H-piran-2-il)oxi)metil)-1H-pirolo[2,3-b]piridin-1-il)indolin-2-onฤ (22 mg, 0,058 mmol) รฎn MeOH (0,58 mL, 0,058 mmol) s-a adฤugat acid clorhidric concentrat (6,95 ยตL, 0,0641 mmol). Masa de reacลฃie a fost etanลatฤ sub atmosferฤ ambiantฤ ลi agitatฤ la 20 ยฐC timp de 90 min. Dupฤ terminare, masa de reacลฃie a fost partiลฃionatฤ รฎntre EtOAc (20 mL) ลi NaHCO3 aq. sat. (2 mL). Faza apoasฤ a fost extrasฤ รฎncฤ de douฤ ori cu EtOAc (10 mL total). Organicele au fost combinate, uscate (MgSO4), filtrate, ลi concentrate pentru a da compusul din titlu (16,7 mg, 98%). MS (ESI): masฤ calc. pentru C17H15N3O2 293,1, m/z gฤsitฤ 294,1 [M+H]+. 1H RMN (400 MHz, CD3OD) ฮด 8,10 (dd, J = 4,8, 1,5 Hz, 1H), 8,02 (dd, J = 7,8, 1,6 Hz, 1H), 7,19 - 7,09 (m, 3H), 6,65 (s, 1H), 4,59 (s, 2H), 3,63 (s, 2H), 2,33 (s, 3H).
Intermediar 64: 1-(7-Metil-2-((2-(trimetilsilil)etoxi)metil)-2H-indazol-5-il)-6-(trifluorometil)-1H-pirolo[2,3-b]piridin-3-carbaldehidฤ.
Etapa A: 7-Metil-5-(6-(trifluorometil)-1H-pirolo[2,3-b]piridin-1-il)-2-((2-(trimetilsilil)etoxi)metil)-2H-indazol. Un amestec de 5-bromo-7-metil-2-((2-(trimetilsilil)etoxi)metil)-2H-indazol (Intermediar 13, 458 mg, 1,34 mmol), 6-(trifluorometil)-1H-pirolo[2,3-b]piridinฤ (250 mg, 1,34 mmol), [Pd(II)(ฯ-Cinamil)Cl]2 (43,3 mg, 0,0806 mmol), BippyPhos (84 mg, 0,16 mmol) ลi terลฃ-butoxid de sodiu (186 mg, 1,88 mmol) รฎn 1,4-dioxan (9 mL) a fost รฎncฤlzit รฎntr-un reactor cu microunde la 150 ยฐC timp de 30 minute. Amestecul de reacลฃie a fost diluat cu H2O ลi extras cu EtOAc (25 mL x 3). Stratul organic a fost uscat (Na2SO4), filtrat ลi concentrat รฎn vid. Purificarea (FCC, SiO2, EtO Ac/hexani, 0:100 pรขnฤ la 50:50) a dat compusul din titlu (223 mg, 37%). MS (ESI): masฤ calc. pentru C22H25F3N4OSi, 446,2; m/z gฤsitฤ, 447,1 [M+H]+.
Etapa B: 1-(7-Metil-2-((2-(trimetilsilil)etoxi)metil)-2H-indazol-5-il)-6-(trifluorometil)-1H-pirolo[2,3-b]piridin-3-carbaldehidฤ. Oxiclorurฤ de fosfor (63,5 ยตL, 0,67 mmol) s-a adฤugat รฎn picฤturฤ la DMF (1 mL) la 0 ยฐC ลi s-a agitat timp de 10 minute. 7-Metil-5-(6-(trifluorometil)-1H-pirolo[2,3-b]piridin-1-il)-2-((2-(trimetilsilil)etoxi)metil)-2H-indazol (215 mg, 0,48 mmol) รฎn DMF (1mL) s-a adฤugat รฎncet la soluลฃia rezultatฤ ลi amestecul a fost agitat la 50ยฐC timp de 3 ore ลi apoi lฤsat sฤ se agite la temperatura ambiantฤ peste noapte Amestecul de reacลฃie s-a adฤugat รฎncet la o soluลฃie rฤcitฤ, saturatฤ de NaHCO3 (10 mL) la 0 ยฐC. Amestecul bifazic a fost apoi extras cu EtOAc (5 mL x 3), ลi straturile organice combinate uscate (Na2SO4) ลi concentrate รฎn vid. Purificarea (FCC, SiO2, EtOAc:DCM, 0:100 pรขnฤ la 50:50) a dat compusul din titlu (124 mg, 54%). MS (ESI): masฤ calc. pentru C23H25F3N4O2Si, 474,2; m/z gฤsitฤ, 475,1 [M+H]+.
Intermediar 65: 2-Cloro-5-fluoro-3-(3-metilbut-1-in-1-il)piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu 2-cloro-3-(3-((tetrahidro-2H-piran-2-il)oxi)prop-1-in-1-il)piridinฤ (Intermediar 25), utilizรขnd 3-bromo-2-cloro-5-fluoropiridinฤ. MS (ESI): masฤ calc. pentru C10H9ClFN, 197,0; m/z gฤsitฤ, 198,0 [M+H]+. 1H RMN (400 MHz, CDCl3) ฮด 8,14 (d, J = 3,0 Hz, 1H), 7,48 - 7,43 (dd, J = 8,1, 3,0 Hz, 1H), 2,91 - 2,78 (hept, J = 6,9 Hz, 1H), 1,30 (d, J = 6,9 Hz, 6H). 19F RMN (376 MHz, CDCl3) ฮด -130,32 (d, J = 7,7 Hz).
Intermediar 66: 2-Cloro-6-(difluorometil)-3-(prop-1-in-1-il)piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu 2-cloro-3-(prop-1-in-1-il)-6-(trifluorometil)piridinฤ (Intermediar 26), utilizรขnd 3-bromo-2-cloro-6-(difluorometil)piridinฤ (Intermediar 29, produs din Etapa B). 1H RMN (500 MHz, CDC13) ฮด 7,85 (d, J = 7,9 Hz, 1H), 7,51 (d, J = 7,9 Hz, 1H), 6,56 (t, J = 55,1 Hz, 1H), 2,16 (s, 3H).
Exemplul 1: 3-(1H-Indazol-5-il)-2-fenil-5-(trifluorometil-3H-imidazo[4,5-b]piridinฤ.
O soluลฃie de 2-cloro-3-nitro-6-(trifluorometil)piridinฤ (1,0 g, 4,4 mmol) ลi 1H-indazol-5-aminฤ (0,59 g, 4,4 mmol) รฎn DMF (20 mL) a fost รฎncฤlzitฤ la 100 ยฐC timp de 3 ore. La amestec s-a adฤugat benzaldehidฤ (0,52 g, 4,9 mmol) ลi masa de reacลฃie a fost agitatฤ timp de 30 min urmatฤ de adฤugare de ditionit de sodiu (2,3 g, 13,2 mmol). Dupฤ 12 h la 100 ยฐC masa de reacลฃie a fost rฤcitฤ, diluatฤ cu EtOAc (100 mL), ลi spฤlatฤ cu H2O (50 mL x 3). Stratul organic a fost uscat (Na2SO4) ลi concentrat รฎn vid. Purificarea (FCC, SiO2, EtOAc/hexani) a dat compusul din titlu (0,28 g, 16%). MS (ESI): masฤ calc. pentru C20H12F3N5, 379,1; m/z gฤsitฤ, 380,0 [M+H]+. 1H RMN (500 MHz, DMSO-d6) ฮด 13,44 (br. s, 1H), 8,44 (d, J = 8,2 Hz, 1H), 8,18 (s, 1H), 7,95 - 7,91 (m, 1H), 7,86 (d, J = 8,3 Hz, 1H), 7,71 (d, J = 8,7 Hz, 1H), 7,61 - 7,55 (m, 2H), 7,47 - 7,32 (m, 4H).
Exemplul 2-Exemplul 32 au fost fฤcute รฎntr-un mod analog cu Exemplul 1.
Exemplul 2: 3-(1H-Indazol-5-il)-2-fenil-imidazo[4,5-b]piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 1. MS (ESI): masฤ calc. pentru C19H13N5, 311,1; m/z gฤsitฤ, 312,2 [M+H]+. 1H RMN (500 MHz, CDCl3) ฮด 11,04 (br s, 1H), 8,41 (dd, J = 4,8, 1,5 Hz, 1H), 8,20 (dd, J = 8,0, 1,5 Hz, 1H), 8,07 (d, J = 1,0 Hz, 1H), 7,79 (dd, J = 1,9, 0,8 Hz, 1H), 7,65 - 7,59 (m, 2H), 7,46 (d, J = 8,7 Hz, 1H), 7,40 - 7,32 (m, 2H), 7,32 - 7,27 (m, 3H).
Exemplul 3: 3-(1H-Indazol-5-il)-5-metil-2-fenil-imidazo[4,5-b]piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 1. MS (ESI): masฤ calc. pentru C20H15N5, 325,1; m/z gฤsitฤ, 326,2 [M+H]+. 1H RMN (500 MHz, DMSO-d6) ฮด 13,37 (br s, 1H), 8,16 (s, 1H), 8,08 (d, J = 8,1 Hz, 1H), 7,86 (dd, J = 1,9, 0,7 Hz, 1H), 7,67 (d, J = 8,7 Hz, 1H), 7,56 - 7,52 (m, 2H), 7,40 - 7,30 (m, 4H), 7,24 (d, J = 8,2 Hz, 1H), 2,48 (s, 3H).
Exemplul 4: 2-(4-Fluorofenil)-3-(1H-indazol-5-il)-5-metil-imidazo[4,5-b]piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 1. MS (ESI): masฤ calc. pentru C20H14FN5, 343,1; m/z gฤsitฤ, 344,2 [M+H]+. 1H RMN (500 MHz, DMSO-d6) ฮด 13,38 (br s, 1H), 8,18 (s, 1H), 8,07 (d, J = 8,1 Hz, 1H), 7,88 (dd, J = 1,9, 0,8 Hz, 1H), 7,68 (d, J = 8,7 Hz, 1H), 7,60 - 7,54 (m, 2H), 7,32 (dd, J = 8,7, 1,9 Hz, 1H), 7,24 (d, J = 8,2 Hz, 1H), 7,22 - 7,15 (m, 2H), 2,48 (s, 3H).
Exemplul 5: 2-(4-Fluorofenil)-3-(1H-indol-5-il)-5-metoxi-imidazo[4,5-b]piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 1. MS (ESI): masฤ calc. pentru C21H15FN4O, 358,1; m/z gฤsitฤ, 359,2 [M+H]+. 1H RMN (500 MHz, CDCl3) ฮด 8,41 (br s, 1H), 8,01 (d, J= 8,6 Hz, 1H), 7,66 - 7,63 (m, 1H), 7,59 - 7,53 (m, 2H), 7,46 (d, J = 8,5 Hz, 1H), 7,33 (t, J= 2,9 Hz, 1H), 7,11 (dd, J = 8,5, 2,1 Hz, 1H), 6,99 - 6,90 (m, 2H), 6,74 (d, J = 8,6 Hz, 1H), 6,63 - 6,59 (m, 1H), 3,83 (s, 3H).
Exemplul 6: 5-[2-(4-Fluorofenil)-5-metoxi-imidazo[4,5-b]piridin-3-il]indolin-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 1. MS (ESI): masฤ calc. pentru C21H15FN4O2, 374,1; m/z gฤsitฤ, 375,2 [M+H]+. 1H RMN (500 MHz, CDCl3) ฮด 8,27 (s, 1H), 8,05 - 7,97 (m, 1H), 7,59 - 7,52 (m, 2H), 7,23 (s, 1H), 7,22 - 7,17 (m, 1H), 7,07 - 6,99 (m, 2H), 6,95 (d, J = 8,2 Hz, 1H), 6,76 (d, J = 8,6 Hz, 1H), 3,87 (s, 3H), 3,60 (s, 2H).
Exemplul 7: 5-Cloro-2-(4-fluorofenil)-3-(1H-indazol-5-il)imidazo[4,5-b]piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 1. MS (ESI): masฤ calc. pentru C19H11ClFN5, 363,1; m/z gฤsitฤ, 364,1 [M+H]+. 1H RMN (500 MHz, DMSO-d6) ฮด 13,42 (s, 1H), 8,27 (d, J = 8,3 Hz, 1H), 8,19 (s, 1H), 7,94 (d, J = 2,0 Hz, 1H), 7,71 (d, J = 8,7 Hz, 1H), 7,63 - 7,56 (m, 2H), 7,44 (d, J = 8,3 Hz, 1H), 7,36 (dd, J = 8,7,2,0 Hz, 1H), 7,26 - 7,17 (m, 2H).
Exemplul 8: 2-(2-Clorofenil)-3-(1H-indazol-5-il)-5-metil-imidazo[4,5-b]piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 1. MS (ESI): masฤ calc. pentru C20H14ClN5, 359,1; m/z gฤsitฤ, 360,1 [M+H]+. 1H RMN (500 MHz, CDCl3) ฮด 12,25 (br s, 1H), 8,12 (d, J = 8,2 Hz, 1H), 7,82 (s, 1H), 7,54 (dd, J = 1,9, 0,7 Hz, 1H), 7,49 - 7,45 (m, 1H), 7,33 - 7,20 (m, 4H), 7,15 (dd, J = 8,8,1,9 Hz, 1H), 7,06 (d, J = 8,8 Hz, 1H), 2,71 (s, 3H).
Exemplul 9: 3-(1H-Indazol-5-il)-6-metil-2-fenil-imidazo[4,5-b]piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 1. MS (ESI): masฤ calc. pentru C20H15N5, 325,1; m/z gฤsitฤ, 326,2 [M+H]+. 1H RMN (500 MHz, CD3OD) ฮด 8,19 - 8,17 (m, 1H), 8,13 (s, 1H), 8,04 - 8,00 (m, 1H), 7,87 (dd, J = 2,0, 0,8 Hz, 1H), 7,68 (d, J = 8,8 Hz, 1H), 7,61 - 7,54 (m, 2H), 7,45 - 7,31 (m, 4H), 2,53 (s, 3H).
Exemplul 10: 5-Cloro-3-(1H-indazol-5-il)-2-fenil-imidazo[4,5-b]piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 1. MS (ESI): masฤ calc. pentru C19H12ClN5, 345,1; m/z gฤsitฤ, 346,1 [M+H]+. 1H RMN (400 MHz, DMSO-d6) ฮด 13,43 (br s, 1H), 8,27 (d, J = 8,3 Hz, 1H), 8,19 (s, 1H), 7,94 - 7,90 (m, 1H), 7,73 - 7,67 (m, 1H), 7,58 - 7,52 (m, 2H), 7,45 (d, J = 8,3 Hz, 1H), 7,43 - 7,31 (m, 4H).
Exemplul 11: 5-Cloro-2-ciclopentil-3-(1H-indazol-5-il)imidazo[4,5-b]piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 1. MS (ESI): masฤ calc. pentru C18H16ClN5, 337,1; m/z gฤsitฤ, 338,1 [M+H]+. 1H RMN (500 MHz, CDCl3) ฮด 10,90 (s, 1H), 8,09 (d, J= 1,0 Hz, 1H), 8,02 (d, J= 8,3 Hz, 1H), 7,72 (dd, J= 1,9, 0,8 Hz, 1H), 7,53 - 7,50 (m, 1H), 7,28 - 7,24 (m, 2H), 3,15 - 3,06 (m, 1H), 2,10 - 1,97 (m, 2H), 1,98 - 1,88 (m, 2H), 1,88 - 1,81 (m, 2H), 1,60 -1,52 (m, 2H).
Exemplul 12: 5-(5-Metil-2-fenil-imidazo[4,5-b]piridin-3-)indazol-1-carboxilat de terลฃ-butil.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 1. MS (ESI): masฤ calc. pentru C25H23N5O2, 425,2; m/z gฤsitฤ, 426,2 [M+H]+. 1H RMN (400 MHz, CDCl3) ฮด 8,29 (d, J = 8,9 Hz, 1H), 8,20 (s, 1H), 8,03 (d, J = 8,1 Hz, 1H), 7,76 (d, J = 1,9 Hz, 1H), 7,56 - 7,49 (m, 3H), 7,39 - 7,33 (m, 1H), 7,32 - 7,25 (m, 2H), 7,17 (d, J = 8,1 Hz, 1H), 2,59 (s, 3H), 1,74 (s, 9H).
Exemplul 13: 3-(1H-Indol-5-il)-2-fenil-5-(trifluorometil)imidazo[4,5-b]piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 1. MS (ESI): masฤ calculatฤ pentru C21H13F3N4, 378,1; m/z gฤsitฤ, 379,1 [M+H]+. 1H RMN (500 MHz, CDCl3) ฮด 8,67 (s, 1H), 8,27 (d, J = 8,2 Hz, 1H), 7,72 (d, J = 8,3 Hz, 1H), 7,67 - 7,62 (m, 2H), 7,58 (d, J = 2,0 Hz, 1H), 7,41 - 7,33 (m, 1H), 7,32 - 7,26 (m, 3H), 7,23 - 7,18 (m, 1H), 7,05 (dd, J = 8,5, 2,1 Hz, 1H), 6,52 - 6,46 (m, 1H).
Exemplul 14: 6-[2-Fenil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzotiazol-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 1. MS (ESI): masฤ calc. pentru C20H11F3N4OS, 412,1; m/z gฤsitฤ, 413,1 [M+H]+. 1H RMN (500 MHz, CDCl3) ฮด 9,58 (s, 1H), 8,28 (d, J = 8,2 Hz, 1H), 7,74 (d, J = 8,2 Hz, 1H), 7,67 - 7,58 (m, 2H), 7,51 - 7,34 (m, 4H), 7,26 - 7,23 (m, 1H), 7,14 (d, J = 8,4 Hz, 1H).
Exemplul 15: 6-(5-Fluoro-2-fenil-imidazo[4,5-b]piridin-3-il)-3H-1,3-benzotiazol-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 1. MS (ESI): masฤ calc. pentru C19H11FN4OS, 362,1; m/z gฤsitฤ, 363,1 [M+H]+. 1H RMN (500 MHz, DMSO-d6) ฮด 12,19 (s, 1H), 8,38 (dd, J = 8,5, 7,2 Hz, 1H), 7,79 (d, J = 2,2 Hz, 1H), 7,59 - 7,54 (m, 2H), 7,49 - 7,37 (m, 3H), 7,31 (dd, J = 8,4,2,2 Hz, 1H), 7,24 (d, J = 8,4 Hz, 1H), 7,17 - 7,09 (m, 1H).
Exemplul 16: 6-[2-(4-Fluorofenil)-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzotiazol-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 1. MS (ESI): masฤ calc. pentru C20H10F4N4OS, 430,1; m/z gฤsitฤ, 431,1 [M+H]+. 1H RMN (500 MHz, DMSO-d6) ฮด 12,24 (br s, 1H), 8,46 (d, J = 8,2 Hz, 1H), 7,95 (s, 1H), 7,88 (d, J = 8,3 Hz, 1H), 7,82 (d, J = 2,1 Hz, 1H), 7,69 - 7,63 (m, 2H), 7,40 (dd, J= 8,5,2,2 Hz, 1H), 7,34 - 7,26 (m, 2H).
Exemplul 17: 6-(5-Metil-2-fenil-imidazo[4,5-b]piridin-3-il)-3H-1,3-benzotiazol-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 1. MS (ESI): masฤ calc. pentru C20H14N4OS, 358,1; m/z gฤsitฤ, 359,1 [M+H]+. 1H RMN (500 MHz, DMSO-d6) ฮด 12,20 (br s, 1H), 8,08 (d, J = 8,1 Hz, 1H), 7,76 (d, J = 2,1 Hz, 1H), 7,59 - 7,53 (m, 2H), 7,45 - 7,36 (m, 3H), 7,31 - 7,20 (m, 3H), 2,51 (s, 3H).
Exemplul 18: 6-(5-Metoxi-2-fenil-imidazo[4,5-b]piridin-3-il)-3H-1,3-benzotiazol-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 1. MS (ESI): masฤ calc. pentru C20H14N4O2S, 374,1; m/z gฤsitฤ, 375,1 [M+H]+. 1H RMN (400 MHz, DMSO-d6) ฮด 12,18 (s, 1H), 8,11 (d, J = 8,6 Hz, 1H), 7,75 (d, J = 2,0 Hz, 1H), 7,54 - 7,48 (m, 2H), 7,43 - 7,34 (m, 3H), 7,31 (dd, J = 8,4, 2,1 Hz, 1H), 7,23 (d, J = 8,5 Hz, 1H), 6,81 (d, J = 8,6 Hz, 1H), 3,77 (s, 3H).
Exemplul 19: 6-[2-terลฃ-Butil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzotiazol-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 1. MS (ESI): masฤ calc. pentru C18H15F3N4OS, 392,1; m/z gฤsitฤ, 393,0 [M+H]+. 1H RMN (500 MHz, CDCl3) ฮด 9,92 (br s, 1H), 8,22 (d, J = 8,2 Hz, 1H), 7,70 (d, J = 8,2 Hz, 1H), 7,49 (d, J = 2,1 Hz, 1H), 7,15 (dd, J = 8,4, 2,1 Hz, 1H), 7,00 (d, J= 8,4 Hz, 1H), 1,40 (s, 9H).
Exemplul 20: 6-[2-(4-Fluorofenil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzotiazol-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 1. MS (ESI): masฤ calc. pentru C19H11FN4OS, 362,1; m/z gฤsitฤ, 363,1 [M+H]+. 1H RMN (500 MHz, CDCl3) ฮด 10,92 (br s, 1H), 8,39 (dd, J = 4,8, 1,4 Hz, 1H), 8,18 (dd, J = 8,0, 1,4 Hz, 1H), 7,66 - 7,58 (m, 2H), 7,46 (d, J = 2,0 Hz, 1H), 7,34 (dd, J = 8,0, 4,8 Hz, 1H), 7,12 (dd, J = 8,4, 2,1 Hz, 1H), 7,08 - 6,97 (m, 3H).
Exemplul 21: 5-[2-(4-Fluorofenil)imidazo[4,5-b]piridin-3-il]-1,3-dihidrobenzimidazol-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 1. MS (ESI): masฤ calc. pentru C19H12FN5O, 345,1; m/z gฤsitฤ, 346,0 [M+H]+. 1H RMN (500 MHz, DMSO-d6) ฮด 10,92 (br s, 1H), 10,86 (br s, 1H), 8,30 (dd, J = 4,7, 1,5 Hz, 1H), 8,18 (dd, J = 8,0, 1,5 Hz, 1H), 7,66-7,60 (m, 2H), 7,37 (dd, J = 8,0, 4,8 Hz, 1H), 7,28 - 7,21 (m, 2H), 7,06 (d, J = 2,0 Hz, 1H), 7,04 (d, J = 8,2 Hz, 1H), 6,91 (dd, J = 8,2, 2,0 Hz, 1H).
Exemplul 22: 2-(4-Fluorofenil)-3-(1H-indazol-5-il)imidazo[4,5-b]piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 1. MS (ESI): masฤ calc. pentru C19H12FN5, 329,1; m/z gฤsitฤ, 330,2 [M+H]+. 1H RMN (400 MHz, CDCl3) ฮด 10,91 (br s, 1H), 8,41 (dd, J = 4,8, 1,5 Hz, 1H), 8,18 (dd, J = 8,1, 1,5 Hz, 1H), 8,09 (d, J = 1,1Hz, 1H), 7,79 (d, J = 1,7 Hz, 1H), 7,66-7,57 (m, 2H), 7,51 (d, J = 8,8 Hz, 1H), 7,34 (dd, J = 8,0, 4,8 Hz, 1H), 7,29 (dd, J = 8,7, 1,9 Hz, 1H), 7,03 - 6,95 (m, 2H).
Exemplul 23: 5-[2-(4-Fluorofenil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 1. MS (ESI): masฤ calc. pentru C20H13FN4O, 344,1; m/z gฤsitฤ, 345,2 [M+H]+. 1H RMN (500 MHz, CDCl3) ฮด 8,38 (dd, J = 4,8,1,5 Hz, 1H), 8,31 (s, 1H), 8,14 (dd, J = 8,0,1,5 Hz, 1H), 7,70-7,58 (m, 2H), 7,36 - 7,28 (m, 2H), 7,20 - 7,14 (m, 1H), 7,09-7,02 (m, 2H), 6,97 (d, J = 8,2 Hz, 1H), 3,63 (s, 2H).
Exemplul 24: 6-[2-(4-Fluorofenil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzoxazol-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 1. MS (ESI): masฤ calc. pentru C19H11FN4O2, 346,1; m/z gฤsitฤ, 347,1 [M+H]+. 1H RMN (500 MHz, DMSO-d6) ฮด 11,91 (s, 1H), 8,32 (dd, J = 4,7, 1,5 Hz, 1H), 8,20 (dd, J = 8,0, 1,5 Hz, 1H), 7,66 - 7,61 (m, 2H), 7,57 (d, J = 1,9 Hz, 1H), 7,39 (dd, J = 8,0, 4,7 Hz, 1H), 7,30 - 7,22 (m, 2H), 7,21 (s, 1H), 7,17 (dd, J = 8,2, 1,9 Hz, 1H).
Exemplul 25: 6-(2-Fenilimidazo[4,5-b]piridin-3-il)-3H-1,3-benzotiazol-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 1. MS (ESI): masฤ calc. pentru C19H12N4OS, 344,1; m/z gฤsitฤ, 345,0 [M+H]+. 1H RMN (500 MHz, CDCl3) ฮด 10,48 (s, 1H), 8,40 (dd, J = 4,8, 1,5 Hz, 1H), 8,20 (dd, J = 8,0, 1,5 Hz, 1H), 7,63 (dd, J = 8,4, 1,4 Hz, 2H), 7,47 (d, J = 2,0 Hz, 1H), 7,45 - 7,39 (m, 1H), 7,39 - 7,32 (m, 3H), 7,16 (dd, J = 8,4, 2,1 Hz, 1H), 7,04 (d, J = 8,4 Hz, 1H).
Exemplul 26: 3-(1H-Indol-5-il)-2-fenil-imidazo[4,5-b]piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 1. MS (ESI): masฤ calc. pentru C20H14N4, 310,1; m/z gฤsitฤ, 311,0 [M+H]+. 1H RMN (500 MHz, CDCl3) ฮด 8,50 (dd, J = 5,0,1,7 Hz, 2H), 8,45-8,37 (m, 1H), 7,73-7,63 (m, 3H), 7,52 (d, J = 8,6 Hz, 1H), 7,49-7,40 (m, 2H), 7,40-7,29 (m, 3H), 7,13 (dd, J = 8,5, 2,1 Hz, 1H), 6,62 (d, J = 2,1 Hz, 1H).
Exemplul 27: 6-[2-(4-Fluorofenil)-5-metil-imidazo[4,5-b]piridin-3-il]-3H-1,3-benzotiazol-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 1. MS (ESI): masฤ calc. pentru C20H13FN4OS, 376,1; m/z gฤsitฤ, 377,0 [M+H]+. 1H RMN (500 MHz, CDCl3) ฮด 10,02 (s, 1H), 8,06 (d, J = 8,1 Hz, 1H), 7,58 (dd, J = 8,9, 5,3 Hz, 2H), 7,45 (d, J = 2,1 Hz, 1H), 7,21 (d, J = 8,2 Hz, 1H), 7,12 (dd, J = 8,4, 2,1 Hz, 1H), 7,06-6,96 (m, 3H), 2,68 (s, 3H).
Exemplul 28: 6-[2-(6-Fluoro-3-piridil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzotiazol-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 1. MS (ESI): masฤ calc. pentru C18H10FN5OS, 363,1; m/z gฤsitฤ, 364,0 [M+H]+. 1H RMN (400 MHz, CDCl3/CD3OD) ฮด 8,46 (d, J = 2,5 Hz, 1H), 8,41 (dd, J = 4,8, 1,5 Hz, 1H), 8,21 (dd, J = 8,1, 1,5 Hz, 1H), 8,15-8,07 (m, 1H), 7,63 (s, 1H), 7,60-7,57 (m, 1H), 7,45 (dd, J = 8,0, 4,8 Hz, 1H), 7,33 - 7,25 (m, 2H), 7,10 (dd, J = 8,7, 2,7 Hz, 1H).
Exemplul 29: 6-[2-(2-Fluoro-4-piridil)-5-metil-imidazo[4,5-b]piridin-3-il]-3H-1,3-benzotiazol-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 1. MS (ESI): masฤ calc. pentru C19H12FN5OS, 377,1; m/z gฤsitฤ, 378,0 [M+H]+. 1H RMN (400 MHz, CD3OD/CDCl3) ฮด 8,21 (d, J = 5,3 Hz, 1H), 8,10 (d, J = 8,2 Hz, 1H), 7,55 (s, 2H), 7,39-7,34 (m, 1H), 7,31 (d, J = 8,4 Hz, 2H), 7,27 - 7,22 (m, 2H), 2,64 (s, 3H).
Exemplul 30: 6-[5-Cloro-2-(4-fluorofenil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzotiazol-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 1. MS (ESI): masฤ calc. pentru C19H10ClFN4OS, 396,0; m/z gฤsitฤ, 396,9 [M+H]+โ. 1H RMN (500 MHz, CD3OD) ฮด 8,09 (d, J = 8,1 Hz, 1H), 7,78 - 7,68 (m, 1H), 7,63 - 7,56 (m, 2H), 7,54 (s, 1H), 7,39 (d, J = 8,1 Hz, 1H), 7,28 - 7,17 (m, 2H), 7,16-7,05 (m, 2H).
Exemplul 31: 6-[2-(2-Fluoro-4-piridil)-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzotiazol-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 1. MS (ESI): masฤ calc. pentru C19H9F4N5OS, 431,0; m/z gฤsitฤ, 432,0 [M+H]+. 1H RMN (400 MHz, CDCl3) ฮด 10,09 (br s, 1H), 8,36 (d, J = 8,1 Hz, 1H), 8,27 (d, J = 5,3 Hz, 1H), 7,79 (d, J = 8,3 Hz, 1H), 7,49-7,47 (m, 1H), 7,39 - 7,34 (m, 1H), 7,26 (dd, J = 2,8, 1,1 Hz, 3H).
Exemplul 32: 6-(5-Bromo-2-fenil-imidazo[4,5-b]piridin-3-il)-3H-1,3-benzotiazol-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 1. MS (ESI): masฤ calc. pentru C19H11BrN4OS, 422,0; m/z gฤsitฤ, 422,9 [M+H]+. 1H RMN (400 MHz, CD3OD) ฮด 8,00 (d, J = 8,4 Hz, 1H), 7,59 - 7,53 (m, 2H), 7,49 (d, J = 8,4 Hz, 1H), 7,48 - 7,34 (m, 4H), 7,23 - 7,17 (m, 2H).
Exemplul 33: 5-[2-(4-Fluorofenil)-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ.
Etapa A: 5-(2-(4-Fluorofenil)-5-(trifluorometil)-3H-imidazo[4,5-b]piridin-3-il)-1H-indol-1-carboxilat de terลฃ-butil. O soluลฃie de 2-cloro-3-nitro-6-(trifluorometil)piridinฤ (1,0 g, 4,4 mmol) 5-amino-1H-indolo-1-carboxilat de ลi terลฃ-butil (0,59 g, 4,4 mmol) รฎn DMF (20 mL) a fost รฎncฤlzitฤ la 100ยฐC timp de 3 ore. La amestec s-a adฤugat 4-fluorobenzaldehidฤ (0,60 g, 4,9 mmol) ลi masa de reacลฃie a fost agitatฤ timp de 30 min urmatฤ de adฤugare de ditionit de sodiu (2,3g, 13,2 mmol). Dupฤ 12 h la 100ยฐC masa de reacลฃie a fost rฤcitฤ, diluatฤ cu EtOAc (100 mL), ลi spฤlatฤ cu H2O (50 mL x 3). Stratul organic a fost uscat (Na2SO4), ลi concentrat รฎn vid. Purificarea (FCC, SiO2, EtOAc/hexani) a dat compusul din titlu (1,1 g, 50%). MS (ESI): masฤ calc. pentru C26H20F4N4O2, 496,1; m/z gฤsitฤ, 497,0 [M+H]+.
Etapa B: 5-[2-(4-Fluorofenil)-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ. La o soluลฃie de 5-(2-(4-fluorofenil)-5-(trifluorometil)-3H-imidazo[4,5-b]piridin-3-il)-1H-indol-1-carboxilat de terลฃ-butil (0,60 g, 1,2 mmol) รฎn AcOH (30 mL) ลi H2O (6 mL) s-a adฤugat o soluลฃie de tribromurฤ de piridiniu (0,35 g, 1,1 mmol) รฎn acid acetic (5 mL) ลi H2O (1 mL). Amestecul de reacลฃie a fost รฎncฤlzit la 80 ยฐC. Dupฤ 24 h, masa de reacลฃie a fost concentratฤ รฎn vid, diluatฤ cu NaOH 1N (50 mL), ลi extrasฤ cu EtOAc (50 mL x 3). Straturile organice au fost combinate, uscate (Na2SO4), ลi concentrate รฎn vid. Purificarea (FCC, SiO2, EtOAc/hexani) a dat compusul din titlu (0,09 g, 17%). MS (ESI): masฤ calc. pentru C21H12F4N4O, 412,1; m/z gฤsitฤ 413,0 [M+H]+. 1H RMN (500 MHz, CDCl3) ฮด 8,51 (s, 1H), 8,24 (d, J = 8,2 Hz, 1H), 7,71 (d, J = 8,3 Hz, 1H), 7,67 - 7,62 (m, 2H), 7,24 (s, 1H), 7,21 - 7,14 (m, 1H), 7,11-7,04 (m, 2H), 6,96 (d, J = 8,2 Hz, 1H), 3,59 (s, 2H).
Exemplul 34-Exemplul 37 au fost fฤcute รฎn conformitate cu Exemplul 33.
Exemplul 34: 5-(2-Fenilimidazo[4,5-b]piridin-3-il)indolin-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 33. MS (ESI): masฤ calc. pentru C20H14N4O, 326,1; m/z gฤsitฤ, 327,2 [M+H]+. 1H RMN (500 MHz, CDCl3) ฮด 8,89 (s, 1H), 8,39 - 8,36 (m, 1H), 8,18 - 8,14 (m, 1H), 7,67 - 7,61 (m, 2H), 7,43 - 7,29 (m, 5H), 7,19 - 7,15 (m, 1H), 6,93 (d, J = 8,2 Hz, 1H), 3,61 (s, 2H).
Exemplul 35: 5-[2-(4-Fluorofenil)-5-metil-imidazo[4,5-b]piridin-3-il]indolin-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 33. MS (ESI): masฤ calc. pentru C21H15FN4O, 358,1; m/z gฤsitฤ, 359,2 [M+H]+. 1H RMN (500 MHz, CDCl3) ฮด 8,51 (s, 1H), 8,01 (d, J = 8,2 Hz, 1H), 7,61-7,55 (m, 2H), 7,17 (d, J = 8,2 Hz, 1H), 7,16-7,13 (m, 1H), 7,08 - 7,00 (m, 2H), 6,90 (d, J = 8,2 Hz, 1H), 3,58 (s, 2H), 2,63 (s, 3H).
Exemplul 36: 5-[2-Fenil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 33. MS (ESI): masฤ calc. pentru C21H13F3N4O, 394,1; m/z gฤsitฤ, 395,1 [M+H]+. 1H RMN (500 MHz, CDCl3) ฮด 8,25 (d, J = 8,2 Hz, 1H), 8,02 (s, 1H), 7,71 (d, J = 8,3 Hz, 1H), 7,66 - 7,60 (m, 2H), 7,48 - 7,42 (m, 1H), 7,42 - 7,35 (m, 2H), 7,23 - 7,19 (m, 1H), 6,96 (d, J = 8,2 Hz, 1H), 3,60 (s, 2H).
Exemplul 37: 5-[5-Fluoro-2-(4-fluorofenil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 33. MS (ESI): masฤ calc. pentru C20H12F2N4O, 362,1; m/z gฤsitฤ, 363,1 [M+H]+. 1H RMN (500 MHz, CDCl3) ฮด 8,19 (dd, J = 8,5, 7,0 Hz, 1H), 8,08 (br s, 1H), 7,64 - 7,56 (m, 2H), 7,17 - 7,12 (m, 1H), 7,09 - 7,02 (m, 2H), 6,98 - 6,91 (m, 2H), 3,62 (s, 2H).
Exemplul 38: 5-[2-Izopropil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ.
Etapa A: 5-((3-Nitro-6-(trifluorometil)piridin-2-il)amino)indolin-2-onฤ. O soluลฃie de 2-cloro-3-nitro-6-(trifluorometil)piridinฤ (27 g, 120 mmol), 5-aminoindolin-2-onฤ (18 g, 120 mmol), ลi Et3N (24 g, 240 mmol) รฎn THF (250 mL) a fost refluxatฤ la 90ยฐC timp de 12 h. Masa de reacลฃie a fost diluatฤ cu eter (200 mL) ลi agitatฤ timp de 20 min, cรขnd s-a format un precipitat. Masa de reacลฃie a fost filtratฤ ลi solidul a fost uscat รฎn etuvฤ la 45ยฐC pentru a da compusul din titlu ca solid maro (21 g, 86%). MS (ESI): masฤ calculatฤ pentru C14H9F3N4O3, 338,1; m/z gฤsitฤ, 339,0 [M+H]+.
Etapa B: 5-((3-Amino-6-(trifluorometil)piridin-2-il)amino)indolin-2-onฤ. O soluลฃie de 5-((3-nitro-6-(trifluorometil)piridin-2-il)amino)indolin-2-onฤ (20 g, 59 mmol), Pd/C 10% (10 g), ลi MeOH (1L) a fost suflatฤ cu H2 la presiune de 20 atm. Amestecul a fost agitat la 50ยฐC timp de 16 h. Masa de reacลฃie a fost filtratฤ ลi soluลฃia rezultatฤ a fost concentratฤ รฎn vid. Solidul rezultat a fost suspendat cu EtOH ลi uscat รฎn etuvฤ la 45ยฐC pentru a da compusul din titlu ca un solid alburiu (12 g, 66%). MS (ESI): masฤ calc. pentru C14H11F3N4O, 308,1; m/z gฤsitฤ, 309,0 [M+H]+.
Etapa C. 5-(2-Izopropil-5-(trifluorometil)-3H-imidazo[4,5-b]piridin-3-il)indolin-2-onฤ. La o soluลฃie de 5-((3-amino-6-(trifluorometil)piridin-2-il)amino)indolin-2-onฤ (0,10 g, 0,32 mmol) ลi Cu(OAc)2 (0,03 g, 0,16 mmol) รฎn AcOH (16 mL) s-a adฤugat izobutiraldehidฤ (0,03 g, 0,36 mmol). Masa de reacลฃie a fost lฤsatฤ sฤ se agite timp de 2 ore, concentratฤ รฎn vid, diluatฤ cu NaOH 1N, ลi extrasฤ cu EtOAc (25 mL x 3). Straturile organice au fost combinate, uscate (Na2SO4), ลi concentrate รฎn vid. Purificarea (FCC, SiO2, EtOAc/hexani) a dat compusul din titlu (0,06 g, 48%). MS (ESI): masฤ calc. pentru C18H15F3N4O, 360,1; m/z gฤsitฤ, 361,1 [M+H]+. 1H RMN (400 MHz, CDCl3) ฮด 9,28 (s, 1H), 8,17 (d, J = 8,2 Hz, 1H), 7,66 (d, J = 8,3 Hz, 1H), 7,27 (d, J = 1,9 Hz, 1H), 7,20 (dd, J = 8,2, 2,1 Hz, 1H), 6,98 (d, J = 8,1 Hz, 1H), 3,58 (s, 2H), 3,16 (hept, J = 6,8 Hz, 1H), 1,38 (d, J = 6,8 Hz, 6H).
Exemplul 39: 6-[2-Ciclopentil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzotiazol-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 38. MS (ESI): masฤ calc. pentru C19H5F3N4OS, 404,1; m/z gฤsitฤ 405,0 [M+H]+. 1H RMN (600 MHz, CDCl3) ฮด 10,17 (s, 1H), 8,19 (d, J = 8,3 Hz, 1H), 7,69 (d, J = 8,3 Hz, 1H), 7,51-7,43 (m, 1H), 7,18 - 7,13 (m, 1H), 7,06 (d, J = 8,3 Hz, 1H), 3,19 - 3,11 (m, 1H), 2,09-2,02 (m, 2H), 2,01-1,94 (m, 2H), 1,92 -1,86 (m, 2H), 1,67 - 1,59 (m, 2H).
Exemplul 40: 6-[2-Ciclohexil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzotiazol-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 38. MS (ESI): masฤ calc. pentru C20H17F3N4OS, 418,1; m/z gฤsitฤ, 419,2 M+H]+. 1H RMN (600 MHz, CDCl3) ฮด 9,89 (s, 1H), 8,20 (d, J = 8,2 Hz, 1H), 7,70 (d, J = 8,3 Hz, 1H), 7,46 (d, J = 2,0 Hz, 1H), 7,18 (dd, J = 8,3, 2,1 Hz, 1H), 7,11 (d, J = 8,3 Hz, 1H), 2,79-2,71 (m, 1H), 1,97 -1,88 (m, 2H), 1,87 - 1,69 (m, 5H), 1,38 - 1,18 (m, 3H).
Exemplul 41: 6-[2-Ciclopropil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzotiazol-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 38. MS (ESI): masฤ calc. pentru C17H11F3N4OS, 376,1; m/z gฤsitฤ, 377,0 M+H]+. 1H RMN (400 MHz, CDCl3) ฮด 8,04 (d, J = 8,1 Hz, 1H), 7,63 (d, J = 8,3 Hz, 1H), 7,56 (d, J = 2,1 Hz, 1H), 7,40 (dd, J = 8,4, 2,1 Hz, 1H), 7,32 (d, J = 8,5 Hz, 1H), 1,99 - 1,90 (m, 1H), 1,43 - 1,36 (m, 2H), 1,22 - 1,14 (m, 2H).
Exemplul 42: 6-[2-Tetrahidropiran-4-il-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzotiazol-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 38. MS (ESI): masฤ calc. pentru C19H15F3N4O2S, 420,1; m/z gฤsitฤ, 421,0 [M+H]+. 1H RMN (500 MHz, CDCl3) ฮด 9,89 (s, 1H), 8,23 (d, J = 8,2 Hz, 1H), 7,72 (d, J = 8,3 Hz, 1H), 7,48 (d, J = 2,1 Hz, 1H), 7,18 (dd, J = 8,4, 2,1 Hz, 1H), 7,09 (d, J = 8,4 Hz, 1H), 4,07 - 4,02 (m, 2H), 3,44 - 3,36 (m, 2H), 3,09-3,00 (m, 1H), 2,23 - 2,11 (m, 2H), 1,82 - 1,75 (m, 2H).
Exemplul 43: 2-Ciclopropil-3-(1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 38. MS (ESI): masฤ calc. pentru C17H12F3N5, 343,1; m/z gฤsitฤ, 344,0 [M+H]+. 1H RMN (600 MHz, DMSO-d6) ฮด 13,46 (br s, 1H), 8,25 (s, 1H), 8,20 (d, J = 8,0 Hz, 1H), 8,06 (dd, J = 1,9, 0,7 Hz, 1H), 7,80 (d, J = 8,7 Hz, 1H), 7,75 (d, J = 8,3 Hz, 1H), 7,52 (dd, J = 8,7, 1,9 Hz, 1H), 1,93 -1,86 (m, 1H), 1,25 - 1,20 (m, 2H), 1,12 - 1,03 (m, 2H).
Exemplul 44: 6-[2-Etil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzotiazol-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 38. MS (ESI): masฤ calc. pentru C16H11F3N4OS, 364,1; m/z gฤsitฤ, 365,0 [M+H]+. 1H RMN (400 MHz, CDCl3) ฮด 10,07 (br s, 1H), 8,20 (d, J = 8,3 Hz, 1H), 7,69 (d, J = 8,2 Hz, 1H), 7,46 (d, J = 2,0 Hz, 1H), 7,19 (dd, J = 8,4, 2,1 Hz, 1H), 7,11 (d, J = 8,4 Hz, 1H), 2,85 (q, J = 7,5 Hz, 2H), 1,40 (t, J= 7,5 Hz, 3H).
Exemplul 45: 6-[2-Izopropil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzotiazol-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 38. MS (ESI): masฤ calc. pentru C17H13F3N4OS, 378,1; m/z gฤsitฤ, 379,0 [M+H]+. 1H RMN (400 MHz, CDCl3) ฮด 10,11 (br s, 1H), 8,21 (d, J = 8,3 Hz, 1H), 7,70 (d, J = 8,2 Hz, 1H), 7,48 (d, J = 2,2 Hz, 1H), 7,17 (dd, J = 8,4, 2,2 Hz, 1H), 7,07 (d, J = 8,4 Hz, 1H), 3,20 - 3,04 (m, 1H), 1,38 (d, J = 6,9 Hz, 6H).
Exemplul 46: 6-[2-Metil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzotiazol-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 38. MS (ESI): masฤ calc. pentru C15H9F3N4OS, 350,0; m/z gฤsitฤ 351,0 [M+H]+. 1H RMN (500 MHz, CDCl3) ฮด 10,08 (br s, 1H), 8,17 (d, J = 8,2 Hz, 1H), 7,69 (d, J = 8,2 Hz, 1H), 7,47 (d, J = 2,1 Hz, 1H), 7,21 (dd, J = 8,4,2,1 Hz, 1H), 7,14 (d, J = 8,4 Hz, 1H), 2,59 (s, 3H).
Exemplul 47: 5-[2-Metil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 38. MS (ESI): masฤ calc. pentru C16H11F3N4O, 332,1; m/z gฤsitฤ, 333,0 [M+H]+. 1H RMN (400 MHz, CDCl3) ฮด 8,92 (br s, 1H), 8,12 (d, J = 8,1 Hz, 1H), 7,65 (d, J = 8,2 Hz, 1H), 7,27 (s, 1H), 7,22 (dd, J = 8,2, 2,2 Hz, 1H), 7,01 (d, J = 8,2 Hz, 1H), 3,62 (s, 2H), 2,58 (s, 3H).
Exemplul 48: 5-[2-Ciclohexil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 38. MS (ESI): masฤ calc. pentru C21H19F3N4O, 400,2; m/z gฤsitฤ, 401,2 [M+H]+. 1H RMN (400MHz, DMSO-d6) ฮด 10,67 (s, 1H), 8,29 (d, J = 8,3 Hz, 1H), 7,76 (d, J = 8,3 Hz, 1H), 7,39 (s, 1H), 7,33 (dd, J = 2,1, 8,1 Hz, 1H), 7,03 (d, J = 8,1 Hz, 1H), 3,62 (s, 2H), 2,72 (tt, J = 11,4, 3,4 Hz, 1H), 1,95 -1,81 (m, 2H), 1,79 - 1,57 (m, 5H), 1,34 - 1,08 (m, 3H).
Exemplul 49: 5-[2-Ciclobutil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 38. MS (ESI): masฤ calc. pentru C19H15F3N4O, 372,1; m/z gฤsitฤ, 373,1 [M+H]+. 1H RMN (500 MHz, DMSO-d6) ฮด 10,66 (s, 1H), 8,31 (d, J = 8,2 Hz, 1H), 7,77 (d, J = 8,2 Hz, 1H), 7,33 (s, 1H), 7,27 (dd, J = 8,1, 2,2 Hz, 1H), 7,00 (d, J = 8,1 Hz, 1H), 3,68-3,55 (m, 3H), 2,49-2,43 (m, 2H), 2,19-2,08 (m, 2H), 2,02-1,80 (m, 2H).
Exemplul 50: 5-[2-Tetrahidropiran-4-il-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 38. MS (ESI): masฤ calc. pentru C20H17F3N4O2, 402,1; m/z gฤsitฤ, 403,1 [M+H]+. 1H RMN (400MHz, DMSO-d6) ฮด 10,68 (s, 1H), 8,33 (d, J = 8,1 Hz, 1H), 7,78 (d, J = 8,3 Hz, 1H), 7,42 (br s, 1H), 7,36 (dd, J = 8,3, 1,8 Hz, 1H), 7,03 (d, J = 8,1 Hz, 1H), 3,92 - 3,84 (m, 2H), 3,62 (s, 2H), 3,29 (dt, J = 11,3,2,1 Hz, 2H), 3,03 (tt, J = 3,8, 11,3 Hz, 1H), 1,96 - 1,82 (m, 2H), 1,80 - 1,71 (m, 2H).
Exemplul 51: 5-[2-Izobutil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 38. MS (ESI): masฤ calc. pentru C19H17F3N4O, 374,1; m/z gฤsitฤ, 375,1 [M+H]+. 1H RMN (400MHz, CDCl3) ฮด 8,14 (d, J = 8,3 Hz, 1H), 7,97 (br s., 1H), 7,64 (d, J = 8,3 Hz, 1H), 7,24 (br s., 1H), 7,21 (br. d., J = 8,6 Hz, 1H), 7,03 (d, J = 8,1 Hz, 1H), 3,66 (s, 2H), 2,72 (d, J = 7,4 Hz, 2H), 2,25 (quind, J = 13,6, 6,8 Hz, 1H), 0,95 (d, J = 6,7 Hz, 6H).
Exemplul 52: (racemic)-5-[2-Tetrahidrofuran-3-il-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 38. MS (ESI): masฤ calc. pentru C19H15F3N4O2, 388,1; m/z gฤsitฤ, 389,1 [M+H]+. 1H RMN (500MHz, DMSO-d6) ฮด 10,69 (br s., 1H), 8,33 (d, J = 8,4 Hz, 1H), 7,79 (d, J = 8,1 Hz, 1H), 7,43 (s, 1H), 7,37 (dd, J = 8,1, 2,3 Hz, 1H), 7,04 (d, J = 8,1 Hz, 1H), 3,99 - 3,85 (m, 3H), 3,75 (q, J = 7,2 Hz, 1H), 3,63 (s, 2H), 3,54 (quin, J = 7,5 Hz, 1H), 2,37 - 2,29 (m, 1H), 2,18 - 2,09 (m, 1H).
Exemplul 53: 5-[5-(Trifluorometil)-2-(3,3,3-trifluoropropil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 38. MS (ESI): masฤ calc. pentru C18H12F6N4O, 414,1; m/z gฤsitฤ, 415,1 [M+H]+. 1H RMN (500MHz, DMSO-d6) ฮด 10,67 (br s., 1H), 8,35 (d, J = 8,4 Hz, 1H), 7,80 (d, J = 8,4 Hz, 1H), 7,43 (d, J = 1,7 Hz, 1H), 7,37 (dd, J = 8,1, 2,0 Hz, 1H), 7,04 (d, J = 8,1 Hz, 1H), 3,62 (s, 2H), 3,04 - 2,99 (m, 2H), 2,94 - 2,82 (m, 2H).
Exemplul 54: 5-[2-(Ciclopentilmetil)-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 38. MS (ESI): masฤ calc. pentru C21H19F3N4O, 400,2; m/z gฤsitฤ, 401,2 [M+H]+. 1H RMN (500MHz, CDCl3) ฮด 8,18 - 8,12 (m, 2H), 7,65 (d, J = 8,1 Hz, 1H), 7,25 (s, 1H), 7,22 (br. d., J = 8,4 Hz, 1H), 7,03 (d, J = 8,1 Hz, 1H), 3,66 (s, 2H), 2,85 (d, J = 7,5 Hz, 2H), 2,41 (spt, J = 7,7 Hz, 1H), 1,86 - 1,77 (m, 2H), 1,66 -1,50 (m, 4H), 1,23 - 1,12 (m, 2H).
Exemplul 55: 5-[2-Ciclopropil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 38. MS (ESI): masฤ calc. pentru C18H13F3N4O, 358,1; m/z gฤsitฤ, 359,0 [M+H]+. 1H RMN (500 MHz, CDCl3) ฮด 8,87 (s, 1H), 8,04 (d, J = 8,3 Hz, 1H), 7,61 (d, J = 8,2 Hz, 1H), 7,38 (s, 1H), 7,36-7,32 (m, 1H), 7,02 (d, J = 8,1 Hz, 1H), 3,62 (s, 2H), 1,97 - 1,88 (m, 1H), 1,43 - 1,36 (m, 2H), 1,20 - 1,11 (m, 2H).
Exemplul 56: 5-[2-Benzil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 38. MS (ESI): masฤ calc. pentru C22H15F3N4O, 408,1; m/z gฤsitฤ, 409,1 [M+H]+, 1H RMN (500MHz, CDCl3) ฮด 8,38 (br s., 1H), 8,20 (d, J = 8,4 Hz, 1H), 7,67 (d, J = 8,4 Hz, 1H), 7,26 - 7,16 (m, 3H), 7,10 - 7,01 (m, 3H), 6,97 (s, 1H), 6,93 (d, J = 8,4 Hz, 1H), 4,22 (s, 2H), 3,54 (s, 2H).
Exemplul 57: 5-[2-(Pirazin-2-ilmetil)-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 38. MS (ESI): masฤ calc. pentru C20H13F3N6O, 410,1; m/z gฤsitฤ, 411,1 [M+H]+. 1H RMN (400MHz, DMSO-d6) ฮด 10,65 (br s., 1H), 8,52 (br s, 1H), 8,51 - 8,46 (m, 2H), 8,30 (d, J = 8,3 Hz, 1H), 7,79 (d, J = 8,3 Hz, 1H), 7,32 (br s., 1H), 7,27 (dd, J = 8,2, 2,2 Hz, 1H), 6,95 (d, J = 8,3 Hz, 1H), 4,44 (s, 2H), 3,56 (s, 2H).
Exemplul 58: 2-Ciclopentil-3-(1H-indol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 38. MS (ESI): masฤ calc. pentru C20H17F3N4, 370,1; m/z gฤsitฤ, 371,1 [M+H]+. 1H RMN (500MHz, CDCl3) ฮด 8,69 (br s., 1H), 8,15 (d, J = 8,4 Hz, 1H), 7,64 (d, J = 8,4 Hz, 1H), 7,57 (s, 1H), 7,39 (d, J = 8,7 Hz, 1H), 7,29 - 7,26 (m, 1H), 7,07 (dd, J = 8,4, 1,7 Hz, 1H), 6,60 - 6,54 (m, 1H), 3,20 (quin, J = 8,5 Hz, 1H), 2,10 - 2,00 (m, 2H), 2,00 - 1,91 (m, 2H), 1,91 - 1,81 (m, 2H), 1,62 - 1,51 (m, 2H).
Exemplul 59: 2-terลฃ-Butil-3-(1H-indol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 38. MS (ESI): masฤ calc. pentru C19H17F3N4, 358,1; m/z gฤsitฤ, 359,1 [M+H]+. 1H RMN (500MHz, CDCl3) ฮด 8,55 (br s., 1H), 8,16 (d, J = 8,1 Hz, 1H), 7,61 (d, J = 8,4 Hz, 1H), 7,60 (br. d, J = 1,7 Hz, 1H), 7,41 (d, J = 8,4 Hz, 1H), 7,30 - 7,27 (m, 1H), 7,08 (dd, J = 8,5,1,9 Hz, 1H), 6,58 (br. d., J = 2,3 Hz, 1H), 1,37 (s, 9H).
Exemplul 60: 5-[2-Ciclopentil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 38. MS (ESI): masฤ calc. pentru C20H17F3N4O, 386,1; m/z gฤsitฤ, 387,1 [M+H]+. 1H RMN (400MHz, DMSO-d6) ฮด 10,67 (s, 1H), 8,29 (d, J = 7,9 Hz, 1H), 7,77 (d, J = 8,3 Hz, 1H), 7,39 (br s., 1H), 7,34 (dd, J = 8,2, 2,2 Hz, 1H), 7,03 (d, J = 8,3 Hz, 1H), 3,62 (s, 2H), 3,17 (quin, J = 8,0 Hz, 1H), 2,04 - 1,82 (m, 4H), 1,82 - 1,69 (m, 2H), 1,64 - 1,49 (m, 2H).
Exemplul 61: 5-[2-terลฃ-Butil-5-(trifluorometil)imidazo[4,5-bl]piridin-3-il]indolin-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 38. MS (ESI): masฤ calc. pentru C19H17F3N4O, 374,1; m/z gฤsitฤ, 375,1 [M+H]+. 1H RMN (500MHz, DMSO-d6) ฮด 10,70 (s, 1H), 8,31 (d, J = 8,4 Hz, 1H), 7,77 (d, J = 8,1 Hz, 1H), 7,40 (br s., 1H), 7,33 (dd, J = 8,2, 2,2 Hz, 1H), 7,00 (d, J = 8,1 Hz, 1H), 3,68 - 3,55 (m, 2H), 1,31 (s, 9H).
Exemplul 62: 4-[2-(4-Fluorofenil)-3-(1H-indazol-5-il)imidazo[4,5-b]piridin-7-il]morfolinฤ.
Etapa A: 4-(2-Fluoro-3-nitropiridin-4-il)morfolinฤ. O soluลฃie de 2,4-difluoro-3-nitropiridinฤ (0,5 g, 3,1 mmol) ลi morfolinฤ (0,25 mg, 2,8 mmol) รฎn DMF (15 mL) a fost รฎncฤlzitฤ la 90 ยฐC. Dupฤ 2 h masa de reacลฃie a fost diluatฤ cu EtOAc (50 mL) ลi spฤlatฤ cu apฤ (25 mL x 3). Organicele au fost uscate (Na2SO4) ลi concentrate รฎn vid. Purificarea (FCC, SiO2, EtOAc/hexani) a dat compusul din titlu (0,47 g, 66%). MS (ESI): masฤ calc. pentru C9H10FN3O3, 227,1 m/z gฤsitฤ, 228,1 [M+H|+.
Etapa B: 4-[2-f4-Fluorofenil)-3-(1H-indazol-5-il)imidazo[4,5-b]piridin-7-il]morfolinฤ. O soluลฃie de 4-(2-fluoro-3-nitropiridin-4-il)morfolinฤ (0,23 g, 1,0 mmol) ลi 5-aminoindazol (0,13 g, 1,0 mmol) รฎn DMF (5 mL) a fost รฎncฤlzitฤ la 100 ยฐC timp de 3 ore. Dupฤ rฤcire la rt, s-a adฤugat 4-fluorobenzaldehidฤ (0,12 g, 1,0 mmol) ลi masa de reacลฃie a fost lฤsatฤ sฤ se agite. Dupฤ 30 minute, s-a adฤugat ditionit de sodiu (0,53 g, 3,0 mmol) ลi masa de reacลฃie a fost din nou รฎncฤlzitฤ la 100 ยฐC. Dupฤ 12 h, masa de reacลฃie a fost diluatฤ cu EtOAc (50 mL) ลi spฤlatฤ cu H2O (3 x 25 mL). Stratul organic a fost uscat (Na2SO4) ลi concentrat รฎn vid. Purificarea (FCC, SiO2, Hex:EtOAc) a dat compusul din titlu (0,12 g, 29%). MS (ESI): masฤ calc. pentru C23H19FN6O, 414,1; m/z gฤsitฤ, 415,2 [M+H]+. 1H RMN (500 MHz, DMSO-d6) ฮด 13,33 (s, 1H), 8,16 (s, 1H), 7,94 (d, J = 5,7 Hz, 1H), 7,84 - 7,83 (m, 1H), 7,65 (d, J = 8,7 Hz, 1H), 7,58 - 7,50 (m, 2H), 7,28 (dd, J = 8,7,1,9 Hz, 1H), 7,22 - 7,15 (m, 2H), 6,65 (d, J = 5,8 Hz, 1H), 3,99 - 3,92 (m, 4H), 3,87 - 3,78 (m, 4H).
Exemplul 63: 5-[2-(4-Fluorofenil)-7-morfolino-imidazo[4,5-b]piridin-3-il]indolin-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 62 cu the adecvat substituลฃii. MS (ESI): masฤ calc. pentru C24H20FN5O2, 429,2; m/z gฤsitฤ, 430,2 [M+H]+. 1H RMN (500 MHz, CDCl3) ฮด 8,67 (s, 1H), 8,07 (d, J = 6,6 Hz, 1H), 7,61 - 7,51 (m, 2H), 7,24 (s, 1H), 7,13 (dd, J = 8,2, 2,2 Hz, 1H), 7,05 - 7,00 (m, 2H), 6,96 (d, J = 8,2 Hz, 1H), 6,57 (d, J = 6,6 Hz, 1H), 4,22 - 4,14 (m, 4H), 3,99 - 3,93 (m, 4H), 3,56 (s, 2H).
Exemplul 64: 6-[2-Fenil-5-(1-piperidil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzotiazol-2-onฤ.
Etapa A: 6-(5-Fluoro-2-fenil-3H-imidazo[4,5-b]piridin-3-il)benzo[d]tiazol-2(3H)-onฤ. O soluลฃie de 2,6-difluoro-3-nitropiridinฤ (0,20 g, 1,3 mmol) ลi 6-aminobenzo[d]tiazol-2(3H)-onฤ (0,20 g, 1,2 mmol) รฎn DMF (6 mL) a fost รฎncฤlzitฤ la 100 ยฐC timp de 1 orฤ. La amestec s-a adฤugat benzaldehidฤ (0,15 g, 1,4 mmol) ลi masa de reacลฃie a fost lฤsatฤ sฤ se agite timp de 30 min urmatฤ de adฤugare de ditionit de sodiu (0,65g, 3,8 mmol). Dupฤ 12 h la 100 ยฐC masa de reacลฃie a fost rฤcitฤ, diluatฤ cu EtOAc (50 mL), ลi spฤlatฤ cu H2O (25 mL x 3). Stratul organic a fost uscat (Na2SO4) ลi concentrat รฎn vid. Purificarea (FCC, SiO2, EtOAc/hexani) a dat compusul din titlu (0,10 g, 22%). MS (ESI): masฤ calculatฤ pentru C19H11FN4OS, 362,1; m/z gฤsitฤ, 363,1 [M+H]+. 1H RMN (400 MHz, DMSO-d6) ฮด 12,19 (br s, 1H), 8,39 (dd, J = 8,5, 7,2 Hz, 1H), 7,79 (d, J = 2,1 Hz, 1H), 7,60 - 7,53 (m, 2H), 7,48 - 7,37 (m, 3H), 7,31 (dd, J = 8,4, 2,1 Hz, 1H), 7,24 (d, J = 8,4 Hz, 1H), 7,14 (dd, J = 8,5, 0,8 Hz, 1H).
Etapa B: 6-[2-Fenil-5-(1-piperidil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzotiazol-2-onฤ. O soluลฃie de 6-(5-fluoro-2-fenil-3H-imidazo[4,5-b]piridin-3-il)benzo[d]tiazol-2(3H)-onฤ (0,10 g, 0,28 mmol), piperidinฤ (0,04 g, 0,41 mmol), ลi DIEA (0,7 mL, 0,41 mmol) รฎn DMSO (3 mL) a fost รฎncฤlzitฤ รฎntr-o eprubetฤ etanลatฤ la 120 ยฐC timp de 24 h. Masa de reacลฃie a fost diluatฤ cu EtOAc (15 mL) ลi spฤlatฤ cu H2O (3 x 15 mL). Stratul organic a fost uscat (Na2SO4) ลi concentrat รฎn vid. Purificarea (FCC, SiO2, DCM:NH3(MeOH) a dat compusul din titlu (0,04 g, 30%). MS (ESI): masฤ calc. pentru C24H21N5OS, 427,2; m/z gฤsitฤ, 428,2 [M+H]+. 1H RMN (500 MHz, CDCl3) ฮด 10,51 (br s, 1H), 7,92 (d, J = 8,9 Hz, 1H), 7,56 - 7,49 (m, 2H), 7,43 (d, J = 2,1 Hz, 1H), 7,36 - 7,27 (m, 3H), 7,18 (dd, J = 8,5, 2,1 Hz, 1H), 7,07 (d, J = 8,5 Hz, 1H), 6,72 (d, J = 8,9 Hz, 1H), 3,55 - 3,42 (m, 4H), 3,22 - 3,17 (m, 1H), 1,76 - 1,68 (m, 1H), 1,65 - 1,56 (m, 4H).
Exemplul 65: 6-(5-Morfolino-2-fenil-imidazo[4,5-b]piridin-3-il)-3H-1,3-benzotiazol-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 64. MS (ESI): masฤ calc. pentru C23H19N5O2S, 429,1; m/z gฤsitฤ, 430,1 [M+H]+. 1H RMN (500 MHz, DMSO-d6) ฮด 7,96 (d, J = 8,9 Hz, 1H), 7,63 (d, J = 2,1 Hz, 2H), 7,52 - 7,44 (m, 2H), 7,40 - 7,31 (m, 3H), 7,28 - 7,17 (m, 2H), 6,87 (d, J = 8,9 Hz, 1H), 3,66 (t, J = 4,9 Hz, 4H), 3,37 (dd, J = 5,8, 4,3 Hz, 4H).
Exemplul 66: 6-[5-(Dimetilamino)-2-fenil-imidazo[4,5-b]piridin-3-il]-3H-1,3-benzotiazol-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 64. MS (ESI): masฤ calc. pentru C21H17N5OS, 387,1; m/z gฤsitฤ, 388,1 [M+H]+. 1H RMN (500 MHz, CDCl3) ฮด 10,56 (br s, 1H), 7,93 (d, J = 8,9 Hz, 1H), 7,57 - 7,51 (m, 2H), 7,46 (d, J = 2,0 Hz, 1H), 7,35 - 7,27 (m, 3H), 7,17 (dd, J = 8,5, 2,1 Hz, 1H), 7,05 (d, J = 8,5 Hz, 1H), 6,58 (d, J = 8,9 Hz, 1H), 3,07 (s, 6H).
Exemplul 67: 6-(5-(Difluorometil)-2-fenil-3H-imidazo[4,5-b]piridin-3-il)benzo[d]tiazol-2(3H)-onฤ.
Etapa A: 6-(2-Fenil-3H-imidazo[4,5-b]piridin-3-il)benzo[d]tiazol-2(3H)-onฤ. Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 1, utilizรขnd 6-aminobenzo[d]fhiazol-2(3H)-onฤ ลi 2-cloro-3- nitropiridinฤ. MS (ESI): masฤ calc. pentru C19H12N4OS, 344,1; m/z gฤsitฤ, 345,1 [M+H]+. 1H RMN (500 MHz, CDCl3) ฮด 10,48 (s, 1H), 8,40 (dd, J = 4,8,1,5 Hz, 1H), 8,20 (dd, J = 8,0, 1,5 Hz, 1H), 7,63 (dd, J = 8,4, 1,4 Hz, 2H), 7,47 (d, J = 2,0 Hz, 1H), 7,45 - 7,39 (m, 1H), 7,39 - 7,32 (m, 3H), 7,16 (dd, J = 8,4,2,1 Hz, 1H), 7,04 (d, J = 8,4 Hz, 1H).
Etapa B: 6-(5-(Difluorometil)-2-fenil-3H-imidazo[4,5-b]piridin-3-il)benzo[d]tiazol-2(3H)-onฤ. La un amestec de 6-(2-fenil-3H-imidazo[4,5-b]piridin-3-il)benzo[d]tiazol-2(3H)-onฤ (100 mg, 0,29 mmol) ลi difluorometansulfinat de zinc (190 mg, 0,58 mmol) รฎn DCE (2 mL) ลi H2O (0,8 mL) s-a adฤugat รฎn picฤturฤ soluลฃie de hidroperoxid de terลฃ-butil (161 ยตL, 1,16 mmol, 70%) ลi amestecul rezultat a fost รฎncฤlzit la 100 ยฐC timp de 2 zile. S-a adฤugat o alicotฤ suplimentarฤ de difluorometansulfinat de zinc (190 mg, 0,58 mmol) ลi DMSO (0,4 mL) ลi amestecul a fost รฎncฤlzit la 100 ยฐC timp de รฎncฤ 2 zile. Amestecul a fost diluat cu apฤ ลi extras cu EtOAc, uscat (Na2SO4), filtrat, concentrat sub presiune redusฤ. Purificarea (SiO2, EtOAc/hexan gradient 0 pรขnฤ la 100%) a dat compusul din titlu care a fost purificat suplimentar (HPLC Prep, Agilent 1100 Series XBridge Prep 18C OBD 5 um, condiลฃii bazice (hidroxid de amoniu 20 mM รฎn apฤ/MeCN)) pentru a da un solid gฤlbui. Acest solid a fost purificat suplimentar (SFC, fazฤ staลฃionarฤ: Chiralpak IA 5um 250 x 21 mm, fazฤ mobilฤ: EtOH 25%, CO2 75%) monitorizรขnd eluarea la 290 nm pentru a da compusul din titlu (4,5 mg, 3,9 %). MS (ESI): masฤ calc. pentru C20H12F2N4OS, 394,1; m/z gฤsitฤ, 395,0 [M+H]+. 1H RMN (600MHz, CDCl3) ฮด 9,75 (s, 1H), 8,28 (d, J = 8,3 Hz, 1H), 7,69 (d, J = 8,2 Hz, 1H), 7,62 (d, J = 7,5 Hz, 2H), 7,53 - 7,41 (m, 2H), 7,38 (t, J = 7,6 Hz, 2H), 7,22 (d, J = 7,7 Hz, 1H), 7,16 (s, 1H), 6,70 (t, J = 55,5 Hz, 1H).
Exemplul 68: 6-[2-[4-(Difluorometil)fenil]imidazo[4,5-b]piridin-3-il]-3H-1,3-benzotiazol-2-onฤ.
Compusul din titlu a fost preparat รฎn mod analog cu Exemplul 67, ca produs secundar. MS (ESI): masฤ calc. pentru C20H12F2N4OS, 394,1; m/z gฤsitฤ, 395,0 [M+H]+. 1H RMN (500 MHz, CDCl3) ฮด 8,43 (dd, J = 4,8,1,5 Hz, 1H), 8,21 (dd, J = 8,0,1,5 Hz, 1H), 7,73 (d, J = 7,5 Hz, 2H), 7,55-7,47 (m, 3H), 7,37 (dd, J = 8,1, 4,8 Hz, 2H), 7,22-7,16 (m, 1H), 7,15-7,09 (m, 1H), 6,66 (t, J = 56,3 Hz, 1H).
Exemplul 69: 6-[7-(Difluorometil)-2-fenil-imidazo[4,5-b]piridin-3-il]-3H-1,3-benzotiazol-2-onฤ.
Compusul din titlu a fost preparat รฎn mod analog cu Exemplul 67, ca produs secundar MS (ESI): masฤ calc. pentru C20H12F2N4OS, 394,1; m/z gฤsitฤ, 395,0 [M+H]+. 1H RMN (600 MHz, DMSO-d6 ฮด 12,22 (s, 1H), 8,48 (d, J = 4,9 Hz, 1H), 7,84 (d, J = 2,2 Hz, 1H), 7,76-7,52 (m, 4H), 7,51-7,46 (m, 1H), 7,46-7,39 (m, 2H), 7,35 (dd, J = 8,2, 2,3 Hz, 1H), 7,25 (d, J = 8,4 Hz, 1H).
Exemplul 70: 6-(7-Izopropil-2-fenil-imidazo[4,5-b]piridin-3-il)-3H-1,3-benzotiazol-2-onฤ.
Compusul din titlu a fost preparat รฎn mod analog cu Exemplul 67. MS (ESI): masฤ calc. pentru C22H18N4OS, 386,1; m/z gฤsitฤ, 387,0 [M+H]+. 1H RMN (500 MHz, CDCl3) ฮด 9,93 (s, 1H), 8,32 (d, J = 5,1 Hz, 1H), 7,61 (dd, J = 8,4, 1,4 Hz, 2H), 7,45 (d, J = 2,0 Hz, 1H), 7,42-7,37 (m, 1H), 7,37-7,31 (m, 2H), 7,21 (d, J = 5,1 Hz, 1H), 7,14 (dd, J = 8,4, 2,1 Hz, 1H), 7,00 (d, J = 8,4 Hz, 1H), 3,88 (t, J = 6,9 Hz, 1H), 1,49 (d, J = 7,0 Hz, 6H).
Exemplul 71: 6-(2-(4-Fluorofenil)-5-(hidroximetil)-3H-imidazo[4,5-b]piridin-3-il)benzo[d]tiazol-2(3H)-onฤ.
Etapa A: Acid 6-cloro-5-nitropicolinic. 2-Cloro-6-metil-3-nitropiridinฤ (11,0 g, 63,7 mmol) a fost dizolvatฤ รฎn H2SO4 conc. (30 mL) ลi soluลฃia rezultatฤ au fost agitate timp de 10 min pentru a forma o soluลฃie gฤlbuie vรขscoasฤ. La soluลฃia rezultatฤ s-a adฤugat รฎn ลarje, รฎncet, dicromat de sodiu dihidrat (25,7 g, 86,4 mmol) (atenลฃie: procedeul a fost puternic exoterm). Dupฤ 2 h de agitare la rt, amestecul de reacลฃie a fost รฎncฤlzit la 50ยฐC timp de 16 h. La amestecul de reacลฃie s-a adฤugat gheaลฃฤ (300 g) ลi s-a agitat timp de 2 ore, apoi amestecul a fost rฤcit รฎn congelator. Precipitatul a fost filtrat, spฤlat cu gheaลฃฤ-apฤ rece ลi uscat sub vid รฎnaintat pentru a da un solid verzui drept compus din titlu (10,1 g, 54,8%, 70% pur). MS (ESI): masฤ calc. pentru C6H3ClN2O4, 202,0; m/z gฤsitฤ, 202,9 [M+H]+.
Etapa B: Acid 5-nitro-6-(2-oxo-2,3-dihidrobenzo[d]tiazol-6-il)picolinic. O soluลฃie de acid 6-cloro-5-nitropicolinic (1,0 g, 2,5 mmol, 50% pur), 6-amino-2(3H)-benzotiazolonฤ (0,92 g, 5,6 mmol), ลi DIEA (1,3 mL, 7,4 mmol) รฎn EtOH (10 mL) a fost refluxatฤ la 80 ยฐC timp de 16 h. La amestecul de reacลฃie s-a adฤugat o altฤ porลฃiune de 6-amino-2(3H)-benzotiazolonฤ (102 mg, 0,61 mmol) ลi s-a รฎncฤlzit la 80 ยฐC timp de 16 h. Amestecul rezultat a fost rฤcit รฎn congelator. Precipitatul a fost filtrat, spฤlat cu EtOH rece ลi uscat sub vid รฎnaintat pentru a da un solid maro รฎnchis (1,5 g, 91%, 50% pur). MS (ESI): masฤ calc. pentru C13H8N4O5S, 332,0; m/z gฤsitฤ, 332,9 [M+H]+.
Etapa C: Acid 5-amino-6-(2-oxo-2,3-dihidrobenzo[d]tiazol-6-il)picolinic. Un amestec de acid 5-nitro-6-(2-oxo-2,3-dihidrobenzo[d]tiazol-6-il)picolinic (400 mg, 1,20 mmol) ลi clorurฤ de staniu (II) รฎn EtOH (18 mL) a fost รฎncฤlzit la 85 ยฐC timp de 1,5 h. Amestecul de reacลฃie a fost rฤcit, filtrat prin Celiteยฎ, ลi concentrat sub presiune redusฤ pentru a da ulei maro care a fost utilizat direct รฎn etapa urmฤtoare fฤrฤ purificare suplimentarฤ.
Etapa D: Acid 2-(4-fluorofenil)-3-(2-oxo-2,3-dihidrobenzo[d]tiazol-6-il)-3H-imidazo[4,5-b]piridin-5-carboxilic. La un amestec de acid 5-amino-6-(2-oxo-2,3-dihidrobenzo[d]tiazol-6-il)picolinic (360 mg, 1,19 mmol) ลi Cu(OAc)2 (132 mg, 0,714 mmol) รฎn AcOH (20 mL) s-a adฤugat 4-fluorobenzaldehidฤ (226 mg, 1,79 mmol). Masa de reacลฃie a fost lฤsatฤ sฤ se agite la 50 ยฐC timp de 30 minute apoi agitatฤ la temperatura ambiantฤ รฎn vas deschis timp de 16 h. Precipitatul a fost spฤlat cu EtOAc rece ลi uscat sub vid รฎnaintat pentru a da solid maro (381 mg, 63%, 80% pur). MS (ESI): masฤ calc. pentru C20H11FN4O3S, 406,1; m/z gฤsitฤ, 407,0 [M+H]+.
Etapa E: 2-(4-Fluorofenil)-3-(2-oxo-2,3-dihidrobenzo[d]tiazol-6-il)-3H-imidazo[4,5-b]piridin-5-carboxilat de metil. La o soluลฃie de acid 2-(4-fluorofenil)-3-(2-oxo-2,3-dihidrobenzo[d]tiazol-6-il)-3H-imidazo[4,5-b]piridin-5-carboxilic (500 mg, 1,23 mmol) รฎn MeOH (3,0 mL) s-a adฤugat p-TsOH (58 mg, 0,31 mmol). Masa de reacลฃie a fost รฎncฤlzitฤ la 80 ยฐC timp de 16 h. Amestecul de reacลฃie a fost rฤcit, ลi concentrat sub presiune redusฤ. Purificarea (FCC, SiO2, % EtOAc:DCM 0 pรขnฤ la 50) a dat compusul din titlu (120 mg, 23,0%). MS (ESI): masฤ calc. pentru C21H13FN4O3S, 420,1; m/z gฤsitฤ, 420,9 [M+H]+.
Etapa F: 6-(2-(4-Fluorofenil)-5-(hidroximetil)-3H-imidazo[4,5-b]piridin-3-il)benzo[d]tiazol-2(3H)-onฤ. La o soluลฃie de 2-(4-fluorofenil)-3-(2-oxo-2,3-dihidrobenzo[d]tiazol-6-il)-3H-imidazo[4,5-b]piridin-5-carboxilat de metil (86 mg, 0,20 umol) รฎn THF (2,0 mL) s-a adฤugat รฎncet LAH 1,0 M รฎn THF (0,51 mL, 0,51 mmol). Amestecul rezultat a fost agitat timp de 2 ore. La amestecul de reacลฃie s-a adฤugat sare Rochelle sat (5,0 mL) ลi s-a agitat timp de 2 ore. Amestecul a fost diluat cu apฤ apoi extras cu EtOAc (x 3), uscat (Na2SO4), filtrat, concentrat sub presiune redusฤ. Purificarea (FCC, SiO2, 0-100% EtOAc/DCM) a dat compusul din titlu (8,3 mg, 10%). MS (ESI): masฤ calc. pentru C20H13FN4O2S, 392,1; m/z gฤsitฤ, 393,0 [M+H]. 1H RMN (500MHz, CDCl3) ฮด 8,14 (d, J = 8,2 Hz, 1H), 7,66 - 7,55 (m, 2H), 7,44 (d, J = 2,0 Hz, 1H), 7,30 (d, J = 8,2 Hz, 1H), 7,16 (dd, J = 8,4, 2,1 Hz, 1H), 7,11 - 7,00 (m, 3H), 4,86 (s, 2H).
Exemplul 72: 6-(2-(4-Fluorofenil)-7-hidroxi-5-metil-3H-imidazo[4,5-b]piridin-3-il)benzo[d]tiazol-2(3H)-onฤ.
Etapa A: 6-(2-(4-Fluorofenil)-5-metil-3H-imidazol[4,5-b]piridin-3-il)benzo[d]tiazol-2(3H)-onฤ. Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 1.
Etapa B: 6-(2-(4-Fluorofenil)-7-hidroxi-5-metil-3H-imidazo[4,5-b]piridin-3-il)benzo[d]tiazol-2(3H)-onฤ. La o soluลฃie de 6-(2-(4-fluorofenil)-5-metil-3H-imidazo[4,5-b]piridin-3-il)benzo[d]tiazol-2(3H)-onฤ (368 mg, 0,979 mmol) รฎn AcOH (10 mL) s-a adฤugat mCPBA (676 mg, 3,92 mmol) ลi soluลฃia rezultatฤ s-a รฎncฤlzit รฎntr-un reactor cu microunde la 130 ยฐC timp de 10 minute. Amestecul de reacลฃie a fost concentrat sub presiune redusฤ. Purificarea (FCC, SiO2, NH3 2M (MeOH):DCM 0 pรขnฤ la 5%) a dat compus oxidat (48,1 mg, 12,5%). La compusul oxidat (37 mg, 0,094 mmol) s-a adฤugat TFAA (0,5 mL, 3,6 mmol). Amestecul de reacลฃie a fost รฎncฤlzit la 50 ยฐC timp de 2 ore. Volatilele au fost รฎndepฤrtate sub presiune redusฤ ลi reziduul a fost diluat cu apฤ (pH = 9 ajustat prin adฤugare de NaOH 1N) ลi extras cu DCM/IPA (3/1). Stratul DCM/IPA a fost concentrat sub presiune redusฤ ลi la reziduu s-a adฤugat EtOAc (2 mL). Soluลฃia a fost rฤcitฤ รฎn congelator, filtratฤ, ลi precipitatul a fost spฤlat cu EtOAc rece. Solidul rezultat a fost uscat sub vid รฎnaintat pentru a da compusul din titlu ca un solid alburiu (4,7 mg, 13 %). MS (ESI): masฤ calc. pentru C20H13FN4O2S, 392,1; m/z gฤsitฤ, 393,0 [M+H]. 1H RMN (600MHz, DMSO-d6) ฮด 7,69 (t, J = 1,4 Hz, 1H), 7,61 - 7,51 (m, 2H), 7,24 (t, J = 8,9 Hz, 2H), 7,20 (d, J = 1,3 Hz, 2H), 6,59 (s, 1H), 2,36 (s, 3H).
Exemplul 73: 5-(2-(3-Hidroxipropil)-5-(trifluorometil)-3H-imidazo[4,5-b]piridin-3-il)indolin-2-onฤ.
Etapa A: 3-(3-(2-Oxoindolin-5-il)-5-(trifluorometil)-3H-imidazo[4,5-b]piridin-2-il)propanoat de metil. Un amestec de 5-((3-amino-6-(trifluorometil)piridin-2-il)amino)indolin-2-onฤ (Intermediar 46,154 mg, 0,5 mmol), 4-oxobutanoat de metil (69,6 mg, 0,6 mmol), ลi acetat de cupru (II) (45,4 mg, 0,25 mmol) รฎn AcOH (4 mL) a fost agitat la 40 ยฐC timp de 4 ore. Amestecul de reacลฃie a fost diluat cu EtOAc (30 mL) ลi spฤlat cu soluลฃie saturatฤ de NaHCO3 (3x30 mL). Stratul organic a fost uscat (Na2SO4) ลi concentrat sub presiune redusฤ. Purificarea (FCC, SiO2, EtOAc/Hexan) a dat compusul din titlu ca cearฤ maro (76 mg, 38%). MS (ESI): masฤ calc. pentru C19H15F3N4O3, 404,1 m/z gฤsitฤ, 405,1 [M+H]+.
Etapa B: 5-(2-(3-Hidroxipropil)-5-(trifluorometil)-3H-imidazo[4,5-b]piridin-3-il)indolin-2-onฤ. La 3-(3-(2-oxoindolin-5-il)-5-(trifluorometil)-3H-imidazo[4,5-b]piridin-2-il)propanoat de metil (52 mg, 0,13 mmol) รฎn THF (2 mL) la 0 ยฐC s-a adฤugat รฎn picฤturฤ o soluลฃie de LAH (0,19 mL, 1 M รฎn THF). Amestecul a fost agitat la 0 ยฐC timp de 20 min ลi stins prin adฤugarea de MeOH (0,5 mL). Amestecul de reacลฃie a fost diluat cu EtOAc (20 mL) ลi spฤlat cu apฤ (2x20 mL), uscat (Na2SO4), filtrat ลi concentrat sub presiune redusฤ. Purificarea (FCC, SiO2, DCM/MeOH) a dat compusul din titlu ca solid galben pal (21 mg, 43%). MS (ESI): masฤ calc. pentru C18H15F3N4O2, 376,1 m/z gฤsitฤ, 377,1 [M+H]+. 1H RMN (400 MHz, CDCl3) ฮด 9,01 (s, 1H), 8,12 (d, J = 8,1 Hz, 1H), 7,65 (d, J = 8,3 Hz, 1H), 7,27 - 7,17 (m, 2H), 6,98 (d, J = 8,1 Hz, 1H), 3,77 (t, J = 5,7 Hz, 2H), 3,58 (s, 2H), 2,98 (t, J = 7,0 Hz, 2H), 2,16 - 2,05 (m, 2H).
Exemplul 74: 5-(2-Ciclobutil-5-metil-imidazo[4,5-b]piridin-3-il)indolin-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 38. MS (ESI): masฤ calc. pentru C19H18N4O, 318,1; m/z gฤsitฤ, 319,1 [M+H]+. 1H RMN (500 NHz CDCl3) ฮด 8,37 (s, 1H), 7,95 (d, J = 8,1 Hz, 1H), 7,21 (d, J = 1,9 Hz, 1H), 7,20 - 7,13 (m, 1H), 7,10 (d, J = 8,1 Hz, 1H), 6,95 (d, J = 8,2 Hz, 1H), 3,61 (s, 2H), 3,57 (td, J = 9,1, 1,0 Hz, 1H), 2,68 - 2,52 (m, 5H), 2,32 - 2,14 (m, 2H), 2,09 - 1,88 (m, 2H).
Exemplul 75: 5-(2-Etil-5-metil-imidazo[4,5-b]piridin-3-il)indolin-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 38. MS (ESI): masฤ calc. pentru C17H16N4O, 292,1; m/z gฤsitฤ, 293,1 [M+H]+. 1H RMN (500 MHz, CDCl3) ฮด 8,46 (s, 1H), 7,92 (d, J = 8,1 Hz, 1H), 7,26 (m, 1H), 7,24 - 7,17 (m, 1H), 7,09 (d, J = 8,1 Hz, 1H), 6,97 (d, J = 8,1 Hz, 1H), 3,61 (s, 2H), 2,79 (q, J = 7,5 Hz, 2H), 2,59 (s, 3H), 1,36 (t, J = 7,5 Hz, 3H).
Exemplul 76: 5-[2-(3-Metiloxetan-3-il)-5-trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 38. MS (ESI): masฤ calc. pentru C19H15F3N4O2, 388,1; m/z gฤsitฤ, 389,1 [M+H]+. 1H RMN (500 MHz, DMSO-d6) ฮด 10,67 (s, 1H), 8,35 (d, J = 8,3 Hz, 1H), 7,81 (d, J = 8,3 Hz, 1H), 7,39 (s, 1H), 7,36 - 7,32 (m, 1H), 6,99 (d, J = 8,1 Hz, 1H), 5,18 (d, J = 5,7 Hz, 2H), 4,17 (d, J = 5,8 Hz, 2H), 3,61 (s, 2H), 1,61 (s, 3H).
Exemplul 77: 5-[2-(2-Metoxietil)-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 38. MS (ESI): masฤ calc. pentru C18H15F3N4O2, 376,1; m/z gฤsitฤ, 377,0 [M+H]+. 1H RMN (500 MHz, DMSO-d6) ฮด 10,67 (s, 1H), 8,30 (d, J = 8,2 Hz, 1H), 7,78 (d, J = 8,2 Hz, 1H), 7,39 (s, 1H), 7,35 - 7,30 (m, 1H), 7,03 (d, J = 8,1 Hz, 1H), 3,76 (t, J = 6,7 Hz, 2H), 3,62 (s, 2H), 3,19 (s, 3H), 3,01 (t, J = 6,7 Hz, 2H).
Exemplul 78: 2-Ciclobutil-5-ciclopropil-3-(1H-indazol-5-il)imidazo[4,5-b]piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Etapa C din Exemplul 38, de la 6-ciclopropil-N2-(1H-indazol-5-il)piridin-2,3-diaminฤ (Intermediar 52). MS (ESI): masฤ calc. pentru C20H19N5, 329,2; m/z gฤsitฤ, 330,1 [M+H]+. 1H RMN (400 MHz, CD3OD) ฮด 8,19 (s, 1H), 7,89 (d, J = 8,3 Hz, 1H), 7,82 (s, 1H), 7,74 (d, J = 8,8 Hz, 1H), 7,35 (dd, J = 8,8,1,9 Hz, 1H), 7,12 (d, J = 8,3 Hz, 1H), 3,76 - 3,64 (m, 1H), 2,57 - 2,42 (m, 2H), 2,23 - 1,86 (m, 5H), 0,93 - 0,86 (m, 2H), 0,86 - 0,80 (m, 2H).
Exemplul 79: 5-Ciclopropil-3-(1H-indazol-5-il)-2-izopropil-imidazol[4,5-b]piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Etapa C din Exemplul 38, de la 6-ciclopropil-N2-(1H-indazol-5-il)piridin-2,3-diaminฤ (Intermediar 52). MS (ESI): masฤ calc. pentru C19H19N5, 317,2; m/z gฤsitฤ, 318,1 [M+H]+. 1H RMN (400 MHz, CD3OD) ฮด 8,20 (s, 1H), 7,90 - 7,84 (m, 2H), 7,76 (d, J = 8,7 Hz, 1H), 7,38 (dd, J = 8,8,1,9 Hz, 1H), 7,11 (d, J = 8,2 Hz, 1H), 3,20 - 3,09 (m, 1H), 2,13 - 2,03 (m, 1H), 1,32 (s, 3H), 1,31 (s, 3H), 0,92 - 0,84 (m, 2H), 0,84 - 0,79 (m, 2H).
Exemplul 80: 6-[2-Ciclobutil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzoxazol-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 38. MS (ESI): masฤ calc. pentru C18H13F3N4O2, 374,1; m/z gฤsitฤ, 375,0 [M+H]+.
Exemplul 81: Azetidin-1-il-[3-(1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridin-2-il]metanonฤ.
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Etapa A: 3-(1H-Indazol-5-il-2-(triclorometil)-5-(trifluorometil)-3H-imidazo[4,5-b]piridinฤ. 2,2,2-Tricloroacetimidat de metil (106 ยตL, 0,853 mmol) s-a adฤugat la o soluลฃie de N2-(1H-indazol-5-il)-6-(trifluorometil)piridin-2,3-diaminฤ (Intermediar 47, 250 mg, 0,853 mmol) รฎn acid acetic (2,84 mL). Amestecul de reacลฃie a fost agitat la rt timp de 16 h. Soluลฃia a fost neutralizatฤ cu NaOH 4 N ลi stratul apos a fost extras cu EtOAc (5 mL x 3). Straturile organice combinate au fost uscate (Na2SO4), filtrate, ลi concentrate รฎn vid. Purificarea (FCC, SiO2, EtOAc/hexani 0-50%) a dat compusul din titlu ca solid alb (266 mg, 74%). MS (ESI): masฤ calc. pentru C15H7Cl3F3N5, 419,0 m/z gฤsitฤ, 421,9 [M+H]+. 1H RMN (400 MHz, CDCl3) ฮด 8,41 (d, J = 8,1 Hz, 1H), 8,19 (d, J = 1,0 Hz, 1H), 7,97 - 7,93 (m, 1H), 7,78 (d, J = 8,4 Hz, 1H), 7,67 - 7,62 (m, 1H), 7,44 (dd, J = 8,8, 2,0 Hz, 1H).
Etapa B: Azetidin-1-il-[3-(1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridin-2-il]metanonฤ. La o soluลฃie de 3-(1H-indazol-5-il)-2-(triclorometil)-5-(trifluorometil)-3H-imidazo[4,5-b]piridinฤ (70,0 mg, 0,166 mmol) รฎn ACN (1,28 mL) ลi apฤ (0,427 mL) s-a adฤugat azetidinฤ (22,4 ยตL, 0,333 mmol) ลi K2CO3 4 M (0,166 mL). Amestecul de reacลฃie a fost รฎncฤlzit la 85 ยฐC timp de 18 h. Soluลฃia a fost rฤcitฤ, diluatฤ cu apฤ, ลi extrasฤ cu EtOAc (5 mL x 3). Straturile organice combinate au fost uscate (Na2SO4), filtrate, ลi concentrate รฎn vid. Purificarea (HPLC cu fazฤ inversฤ, ACN 5-95% รฎn NH4OH 20 nM รฎn apฤ) a dat compusul din titlu (2,10 mg, 3%). MS (ESI): masฤ calc. pentru C18H13F3N6O, 386,1; m/z gฤsitฤ, 387,0 [M+H]+. 1H RMN(400 MHz, CD3OD) ฮด 8,43 (d, J = 8,3 Hz, 1H), 8,18 (s, 1H), 7,92 (s, 1H), 7,85 (d, J = 8,4 Hz, 1H), 7,72 (d, J = 8,7 Hz, 1H), 7,51 - 7,44 (m, 1H), 4,70 (t, J = 7,8 Hz, 2H), 4,15 (t, J = 7,8 Hz, 2H), 2,42 (p, J = 7,8 Hz, 2H).
Exemplul 82: 6-[5-Amino-2-(4-fluorofeny)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzotiazol-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 38. MS (ESI): masฤ calc. pentru C19H12FN5OS, 377,1; m/z gฤsitฤ, 378,0 [M+H]+. 1H RMN (500 MHz, CD3OD) ฮด 7,98 (s, 1H), 7,80 (d, J = 8,7 Hz, 1H), 7,60 (d, J = 2,0 Hz, 1H), 7,55 - 7,50 (m, 2H), 7,23 (d, J = 8,5 Hz, 1H), 7,18 (dd, J = 8,4, 2,1 Hz, 1H), 7,13 - 7,07 (m, 2H), 6,60 (d, J= 8,7 Hz, 1H).
Exemplul 83: 5-[2-(1-Etilpropil)-5-(trifluorometil)imidazo[4,5-b]pirindin-3-il]indolin-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 38. MS (ESI): masฤ calc. pentru C20H19F3N4O, 388,2; m/z gฤsitฤ, 389,1 [M+H]+. 1H RMN (500 MHz, DMSO-d6) ฮด 10,68 (s, 1H), 8,31 (d, J = 8,2 Hz, 1H), 7,77 (d, J = 8,2 Hz, 1H), 7,33 - 7,30 (m, 1H), 7,28 - 7,24 (m, 1H), 7,04 (d, J = 8,1 Hz, 1H), 3,62 (s, 2H), 2,69 - 2,61 (m, 1H), 1,86 -1,75 (m, 2H), 1,73 -1,60 (m, 2H), 0,75 (t, J = 7,4 Hz, 6H).
Exemplul 84: 5-2-Izopropil-5-metil-imidazo[4,5-b]piridin-3-il)indolin-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 38. MS (ESI): masฤ calc. pentru C18H18N4O, 306,1; m/z gฤsitฤ, 307,1 [M+H]+. 1H RMN (500 MHz, CDCl3) ฮด 8,55 (s, 1H), 7,94 (d, J = 8,1 Hz, 1H), 7,25 (s, 1H), 7,23 - 7,16 (m, 1H), 7,09 (d, J = 8,1 Hz, 1H), 6,96 (d, J = 8,1 Hz, 1H), 3,61 (s, 2H), 3,08 (dt, J = 13,7, 6,8 Hz, 1H), 2,59 (s, 3H), 1,35 (d, J = 6,9 Hz, 6H).
Exemplul 85: 3-(1H-Indazol-5-il)-N-fenil-5-(trifluorometil)imidazo[4,5-b]piridin-2-carboxamidฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 81. MS (ESI): masฤ calc. pentru C21H13F3N6O, 422,1; m/z gฤsitฤ, 423,0 [M+H]+. 1H RMN (400 MHz, CDCl3) ฮด 9,58 (s, 1H), 8,37 (d, J = 8,4 Hz, 1H), 8,14 (s, 1H), 7,87 - 7,85 (m, 1H), 7,81 (d, J = 8,4 Hz, 1H), 7,69 - 7,64 (m, 2H), 7,60 (d, J = 8,7 Hz, 1H), 7,43 (dd, J = 8,7,1,9 Hz, 1H), 7,38 - 7,31 (m, 2H), 7,19 - 7,13 (m, 1H).
Exemplul 86: 5-Ciclopropil-2-(4-fluorofenil)-3-(1H-indazol-5-il)imidazo[4,5-b]piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Etapa C din Exemplul 38, de la 6-ciclopropil-N2-(1H-indazol-5-il)piridin-2,3-diaminฤ (Intermediar 52). MS (ESI): masฤ calc. pentru C22H16FN5, 369,1; m/z gฤsitฤ, 370,1 M+H]+. 1H RMN (400 MHz, CDCl3) ฮด 8,10 (d, J = 1,0 Hz, 1H), 8,00 (d, J = 8,3 Hz, 1H), 7,73 (dd, J = 1,8, 0,7 Hz, 1H), 7,59 - 7,48 (m, 3H), 7,30 (dd, J = 8,8, 1,9Hz, 1H), 7,12 (d, J = 8,3 Hz, 1H), 7,01 - 6,93 (m, 2H), 2,19 - 2,10 (m, 1H), 0,98 - 0,91 (m, 4H).
Exemplul 87: 5-(2-Ciclopropil-5-metil-imidazo[4,5-b]piridin-3-il)indolin-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 38. MS (ESI): masฤ calc. pentru C18H16N4O, 304,1; m/z gฤsitฤ, 305,1 [M+H]+. 1H RMN (500MHz, CDCl3) ฮด 7,89 (s, 1H), 7,83 (d, J = 8,1 Hz, 1H), 7,39 (d, J = 1,6 Hz, 1H), 7,38 - 7,32 (m, 1H), 7,06 (d, J = 8,1 Hz, 1H), 7,01 (d, J = 8,1 Hz, 1H), 3,65 (s, 2H), 2,58 (s, 3H), 1,96 -1,79 (m, 1H), 1,40 -1,24 (m, 2H), 1,05 (dd, J = 8,2, 2,7 Hz, 2H).
Exemplul 88: 5-[2,5-Bi(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ.
Etapa A: 5-((3-Nitro-6-(trifluorometil)piridin-2-il)amino)indolin-2-onฤ. O soluลฃie de 2-cloro-3-nitro-6-(trifluorometil)piridinฤ (27 g, 120 mmol), 5-aminoindolin-2-onฤ (18 g, 120 mmol), ลi Et3N (24 g, 240 mmol) รฎn THF (250 mL) a fost refluxatฤ la 90 ยฐC timp de 12 h. Masa de reacลฃie a fost diluatฤ cu eter (200 mL) ลi lฤsatฤ sฤ se agite timp de 20 min cรขnd s-a format un precipitat. Masa de reacลฃie a fost filtratฤ ลi filtratul a fost suspendat cu H2O ลi uscat รฎn etuvฤ la 45 ยฐC pentru a da compusul dorit ca solid maro (21 g, 86%). MS (ESI): masฤ calc. pentru C14H9F3N4O3, 338,1; m/z gฤsitฤ, 339,0 [M+H]+.
Etapa B: 5-((3-Amino-6-(trifluorometil)piridin-2-il)amino)indolin-2-onฤ. O soluลฃie de 5-((3-nitro-6-(trifluorometil)piridin-2-il)amino)indolin-2-onฤ (20 g, 59 mmol), Pd/C 10% (10 g), ลi MeOH (1L) รฎntr-un flacon de 2L a fost suflat cu H2 la presiune de 20 atm. Amestecul a fost agitat la 50 ยฐC timp de 16 h. Masa de reacลฃie a fost filtratฤ ลi soluลฃia rezultatฤ a fost concentratฤ รฎn vid. Solidul rezultat a fost suspendat cu EtOH ลi uscat รฎn etuvฤ la 45 ยฐC pentru a da compusul dorit ca un solid alburiu (12 g, 66%). MS (ESI): masฤ calc. pentru C14H11F3N4O, 308,1; m/z gฤsitฤ, 309,0 [M+H]+.
Etapa C. 5-[2,5-bis(Trifluorometil)imidazol[4,5-b]piridin-3-il]indolin-2-onฤ. O soluลฃie de 5-((3-amino-6-(trifluorometil)piridin-2-il)amino)indolin-2-onฤ (0,10 g, 0,32 mmol) รฎn TFA (0,25 mL, 3,2 mmol) a fost agitatฤ la 70 ยฐC timp de 16 h. Masa de reacลฃie a fost concentratฤ รฎn vid, diluatฤ cu NaHCO3 1 N (20 mL), ลi extrasฤ cu EtOAc (20 mL x 3). Straturile organice au fost uscate (Na2SO4) ลi concentrate รฎn vid. Purificarea (FCC, SiO2, EtOAc/hexani) a dat compusul din titlu (0,09 g, 70%). MS (ESI): masฤ calc. pentru C16H8F6N4O, 386,1; m/z gฤsitฤ, 387,0 [M+H]+. 1H RMN (500 MHz, CDCl3) ฮด 8,41 (d, J = 8,4 Hz, 1H), 8,36 (s, 1H), 7,81 (d, J = 8,4 Hz, 1H), 7,33 - 7,29 (m, 2H), 7,09 - 7,04 (m, 1H), 3,67 (s, 2H).
Exemplul 89: 3-(1H-Indazol-5-il)-2,5-bis(trifluorometil)imidazo[4,5-b]piridinฤ.
Compusul din titlu a fost fฤcut รฎntr-un mod analog cu Etapa C din Exemplul 88 din N2-(1H-indazol-5-il)-6-(trifluorometil)piridin-2,3-diaminฤ (Intermediar 48). MS (ESI): masฤ calc. pentru C15H7F6N5, 371,1; m/z gฤsitฤ, 372,0 M+H]+. 1H RMN (400 MHz, CD3OD) ฮด 8,53 (d, J = 8,4 Hz, 1H), 8,22 (d, J = 0,9 Hz, 1H), 8,03 (d, J = 1,9 Hz, 1H), 7,92 (d, J = 8,5 Hz, 1H), 7,78 (d, J = 8,8 Hz, 1H), 7,51 (dd, J = 8,8, 2,0 Hz, 1H).
Exemplul 90: 2-(Difluorometil)-3-(1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ.
Compusul din titlu a fost fฤcut รฎntr-un mod analog cu Etapa C din Exemplul 88 din N2-(1H-indazol-5-il)-6-(trifluorometil)piridin-2,3-diaminฤ (Intermediar 48). MS (ESI): masฤ calc. pentru C15H8F5N5, 353,1; m/z gฤsitฤ, 354,0 [M+H]+. 1H RMN (400 MHz, CD3OD) ฮด 8,47 (d, J = 8,4 Hz, 1H), 8,22 (s, 1H), 8,03 (s, 1H), 7,88 (d, J = 8,4 Hz, 1H), 7,79 (d, J = 8,9 Hz, 1H), 7,52 (d, J = 8,8 Hz, 1H), 7,04 (t, J = 52,0 Hz, 1H).
Exemplul 91: 3-(1H-Indazol-5-il)-2-(2-tienil)-5-(trifluorometil)imidazo[4,5-b]piridinฤ.
Compusul din titlu a fost fฤcut รฎntr-un mod analog cu Etapa C din Exemplul 38 din N2-(1H-indazol-5-il)-6-(trifluorometil)piridin-2,3-diaminฤ (Intermediar 48). MS (ESI): masฤ calc. pentru C18H10F3N5S, 385,1; m/z gฤsitฤ, 386,0 [M+H]+. 1H RMN (400 MHz, CDCl3) ฮด 10,64 (br s, 1H), 8,23 (d, J = 8,3 Hz, 1H), 8,12 (d, J = 1,0 Hz, 1H), 7,85 (dd, J = 1,9, 0,7 Hz, 1H), 7,71 (d, J = 8,3 Hz, 1H), 7,58 (d, J = 8,7 Hz, 1H), 7,43 (dd, J = 5,0, 1,1 Hz, 1H), 7,35 (dd, J = 8,7, 1,9 Hz, 1H), 6,97 (dd, J = 3,8, 1,2 Hz, 1H), 6,92 (dd, J = 5,0, 3,8 Hz, 1H).
Exemplul 92: 2-(2-Furil)-3-(1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ.
Compusul din titlu a fost fฤcut รฎntr-un mod analog cu Etapa C din Exemplul 38 din N2-(1H-indazol-5-il)-6-(trifluorometil)piridin-2,3-diaminฤ (Intermediar 48). MS (ESI): masฤ calc. pentru C18H10F3N5O, 369,1; m/z gฤsitฤ, 370,0 [M+H]+. 1H RMN (400 MHz, CD3OD) ฮด 8,29 (d, J = 8,3 Hz, 1H), 8,23 (d, J = 1,0 Hz, 1H), 8,03 - 7,98 (m, 1H), 7,85 - 7,77 (m, 2H), 7,71 (d, J = 1,6 Hz, 1H), 7,46 (dd, J = 8,8, 2,0 Hz, 1H), 6,49 (dd, J = 3,6, 1,8 Hz, 1H), 6,31 (d, J = 3,5 Hz, 1H).
Exemplul 93: 5-[2-(1,1-Difluoroetil)-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ.
Compusul din titlu a fost fฤcut รฎntr-un mod analog cu Exemplul 88. MS (ESI): masฤ calc. pentru C17H11F5N4O, 382,1; m/z gฤsitฤ, 383,0 [M+H]+. 1H RMN (500 MHz, DMSO-d6) ฮด 10,67 (br s, 1H), 8,57 (d, J = 8,3 Hz, 1H), 7,93 (d, J = 8,4 Hz, 1H), 7,40 (s, 1H), 7,35 (dd, J = 8,2, 2,1 Hz, 1H), 6,99 (d, J = 8,2 Hz, 1H), 3,60 (s, 2H), 2,13 (t, J = 19,4 Hz, 3H).
Exemplul 94: 5-[2-(Difluorometil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ.
Compusul din titlu a fost fฤcut รฎntr-un mod analog cu Exemplul 88. MS (ESI): masฤ calculatฤ pentru C16H9F5N4O, 368,1; m/z gฤsitฤ, 369,0 [M+H]+. 1H RMN (500 MHz, DMSO-d6) ฮด 10,72 (br s, 1H), 8,56 (d, J = 8,3 Hz, 1H), 7,93 (d, J = 8,4 Hz, 1H), 7,44 (s, 1H), 7,39 (dd, J = 8,2, 2,2 Hz, 1H), 7,22 (t, J = 51,7 Hz, 1H), 7,04 (d, J = 8,1 Hz, 1H), 3,67 (s, 2H).
Exemplul 95: 5-(5-Cloro-2-ciclopropil-imidazo[4,5-b]piridin-3-il)indolin-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 38. MS (ESI): masฤ calc. pentru C17H13ClN4O, 324,1; m/z gฤsitฤ, 325,0 [M+H]+. 1H RMN (500 MHz, DMSO-d6) ฮด 10,65 (s, 1H), 8,01 (d, J= 8,3 Hz, 1H), 7,44 - 7,40 (m, 1H), 7,39 - 7,34 (m, 1H), 7,30 (d, J = 8,3 Hz, 1H), 7,03 (d, J= 8,2 Hz, 1H), 3,62 (s, 2H), 1,89 - 1,81 (m, 1H), 1,16 - 1,12 (m, 2H), 1,08 -1,01 (m, 2H).
Exemplul 96: (racemic)-5-[2-sec-Butil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 38. MS (ESI): masฤ calc. pentru C19H17F3N4O, 374,1; m/z gฤsitฤ, 375,1 [M+H]+. 1H RMN (500 MHz, CDCl3) ฮด 8,22 (s, 1H), 8,15 (d, J= 8,2 Hz, 1H), 7,65 (d, J = 8,2 Hz, 1H), 7,23 (s, 1H), 7,21 - 7,18 (m, 1H), 7,02 (d, J = 8,1 Hz, 1H), 3,64 (s, 2H), 2,97 - 2,87 (m, 1H), 2,00 - 1,89 (m, 1H), 1,75 - 1,65 (m, 1H), 1,36 (d, J = 6,9 Hz, 3H), 0,85 (t, J = 7,4 Hz, 3H).
Exemplul 97: 5-[2-(2,2-Dimetilpropil)-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 38. MS (ESI): masฤ calc. pentru C20H19F3N4O, 388,2; m/z gฤsitฤ, 389,1 [M+H]+. 1H RMN (500 MHz, CDCl3) ฮด 8,28 (s, 1H), 8,16 (d, J = 8,2 Hz, 1H), 7,65 (d, J= 8,2 Hz, 1H), 7,21 (s, 1H), 7,20 - 7,17 (m, 1H), 7,02 (d, J = 8,1 Hz, 1H), 3,64 (s, 2H), 2,80 (s, 2H), 0,99 (s, 9H).
Exemplul 98: 3-(1H-Indazol-5-il)-2-metil-5-(trifluorometil)imidazo[4,5-b]piridinฤ.
Compusul din titlu a fost fฤcut รฎntr-un mod analog cu Etapa C din Exemplul 38 din N2-(1H-indazol-5-il)-6-(trifluorometil)piridin-2,3-diaminฤ (Intermediar 48). MS (ESI): masฤ calc. pentru C15H10F3N5, 317,1; m/z gฤsitฤ, 318,0 [M+H]+. 1H RMN (400 MHz, CDCl3) ฮด 10,64 (br s, 1H), 8,16 (d, J = 8,2 Hz, 1H), 8,12 (s, 1H), 7,76 (dd, J = 1,9, 0,7 Hz, 1H), 7,68 (d, J = 8,3 Hz, 1H), 7,59 (d, J = 8,7 Hz, 1H), 7,33 (dd, J= 8,8, 1,9 Hz, 1H), 2,58 (s, 3H).
Exemplul 99: 5-[2-Etil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 38. MS (ESI): masฤ calc. pentru C17H13F3N4O, 346,1; m/z gฤsitฤ, 347,0 [M+H]+. 1H RMN (500 MHz, CDCl3) ฮด 8,94 (s, 1H), 8,15 (d, J = 8,2 Hz, 1H), 7,65 (d, J = 8,2 Hz, 1H), 7,21 (dd, J= 8,2, 2,1 Hz, 1H), 6,99 (d, J = 8,2 Hz, 1H), 3,60 (s, 2H), 2,85 (q, J = 7,5 Hz, 2H), 1,75 (s, 1H), 1,39 (t, J = 7,5 Hz, 3H).
Exemplul 100: (racemic)-3-(1H-Indazol-5-il)-2-tetrahidrofuran-3-il-5-(trifluorometil)imidazo[4,5-b]piridinฤ.
Compusul din titlu a fost fฤcut รฎntr-un mod analog cu Etapa C din Exemplul 38 din N2-(1H-indazol-5-il)-6-(trifluorometil)piridin-2,3-diaminฤ (Intermediar 48). MS (ESI): masฤ calc. pentru C18H14F3N5O, 373,1; m/z gฤsitฤ, 374,0 [M+H]+. 1H RMN (400 MHz, CDCl3) ฮด 10,49 (br s, 1H), 8,20 (d, J = 8,1 Hz, 1H), 8,15 (s, 1H), 7,77 (dd, J = 2,0, 0,7 Hz, 1H), 7,68 (d, J= 8,3 Hz, 1H), 7,63 (d, J= 8,7 Hz, 1H), 7,32 (dd, J= 8,8, 1,9 Hz, 1H), 4,15 - 3,99 (m, 3H), 3,93 - 3,84 (m, 1H), 3,64 - 3,52 (m, 1H), 2,56 - 2,43 (m, 1H), 2,30 - 2,18 (m, 1H).
Exemplul 101: 3-(1H-Indazol-5-il)-2-izobutil-5-(trifluorometil)imidazo[4,5-b]piridinฤ.
Compusul din titlu a fost fฤcut รฎntr-un mod analog cu Etapa C din Exemplul 38 din N2-(1H-indazol-5-il)-6-(trifluorometil)piridin-2,3-diaminฤ (Intermediar 48). MS (ESI): masฤ calc. pentru C18H16F3N5, 359,1; m/z gฤsitฤ, 360,1 [M+H]+. 1H RMN (400 MHz, CDCl3) ฮด 10,84 (br s, 1H), 8,20 (d, J= 8,3 Hz, 1H), 8,07 (s, 1H), 7,73 - 7,66 (m, 2H), 7,50 (d, J = 8,7 Hz, 1H), 7,27 - 7,21 (m, 1H), 2,71 (d, J = 7,3 Hz, 2H), 2,30 - 2,17 (m, 1H), 0,93 (s, 3H), 0,92 (s, 3H).
Exemplul 102: (racemic)-3-(1H-Indazol-5-il)-2-sec-butil-5-(trifluorometil)imidazo[4,5-b]piridinฤ.
Compusul din titlu a fost fฤcut รฎntr-un mod analog cu Etapa C din Exemplul 38 din N2-(1H-indazol-5-il)-6-(trifluorometil)piridin-2,3-diaminฤ (Intermediar 48). MS (ESI): masฤ calc. pentru C18H16F3N5, 359,1; m/z gฤsitฤ, 360,0 [M+H]+. 1H RMN (400 MHz, CDCl3) ฮด 10,79 (br s, 1H), 8,21 (dd, J = 8,3, 0,7 Hz, 1H), 8,07 (d, J = 1,0 Hz, 1H), 7,73 - 7,65 (m, 2H), 7,51 (dt, J = 8,6, 0,9 Hz, 1H), 7,28 - 7,21 (m, 1H), 2,98 - 2,83 (m, 1H), 2,05 -1,88 (m, 1H), 1,68 (ddd, J= 13,7, 7,5, 6,3 Hz, 1H), 1,36 (d, J= 6,9 Hz, 3H), 0,84 (t, J= 7,4 Hz, 3H).
Exemplul 103: 2-Ciclobutil-3-(1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-blpiridinฤ.
Compusul din titlu a fost fฤcut รฎntr-un mod analog cu Etapa C din Exemplul 38 din N2-(1H-indazol-5-il)-6-(trifluorometil)piridin-2,3-diaminฤ (Intermediar 48). MS (ESI): masฤ calc. pentru C18H14F3N5, 357,1; m/z gฤsitฤ, 358,0 [M+H]+. 1H RMN (400 MHz, CDCl3) ฮด 11,04 (br s, 1H), 8,23 (d, J = 8,3 Hz, 1H), 8,01 (s, 1H), 7,70 (d, J = 8,3 Hz, 1H), 7,63 (dd, J= 2,0, 0,7 Hz, 1H), 7,42 (d, J = 8,7 Hz, 1H), 7,18 (dd, J= 8,7, 1,9 Hz, 1H), 3,67 - 3,56 (m, 1H), 2,68 - 2,55 (m, 2H), 2,26 - 2,13 (m, 2H), 2,05 - 1,92 (m, 2H).
Exemplul 104: 2-Ciclopentil-3-(1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ.
Compusul din titlu a fost fฤcut รฎntr-un mod analog cu Etapa C din Exemplul 38 din N2-(1H-indazol-5-il)-6-(trifluorometil)piridin-2,3-diaminฤ (Intermediar 48). MS (ESI): masฤ calc. pentru C19H16F3N5, 371,1; m/z gฤsitฤ, 372,1 [M+H]+. 1H RMN (400 MHz, CDCl3) ฮด 11,20 (br s, 1H), 8,21 (d, J = 8,2 Hz, 1H), 7,98 (d, J = 1,1 Hz, 1H), 7,70 (d, J = 8,3 Hz, 1H), 7,68 (d, J = 1,8 Hz, 1H), 7,38 (d, J = 8,7 Hz, 1H), 7,20 (dd, J= 8,7,1,9 Hz, 1H), 3,20 - 3,06 (m, 1H), 2,14 - 2,00 (m, 2H), 2,00 - 1,79 (m, 4H), 1,66 -1,51 (m, 2H).
Exemplul 105: 2-Etil-3-(1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ.
Compusul din titlu a fost fฤcut รฎntr-un mod analog cu Etapa C din Exemplul 38 din N2-(1H-indazol-5-il)-6-(trifluorometil)piridin-2,3-diaminฤ (Intermediar 48). MS (ESI): masฤ calc. pentru C16H12F3N5, 331,1; m/z gฤsitฤ, 332,1 [M+H]+. 1H RMN (400 MHz, CDCl3) ฮด 11,00 (br s, 1H), 8,22 (d, J = 8,1 Hz, 1H), 8,01 (s, 1H), 7,74 - 7,66 (m, 2H), 7,43 (d, J = 8,7 Hz, 1H), 7,22 (dd, J= 8,7,1,9 Hz, 1H), 2,84 (q, J = 7,5 Hz, 2H), 1,38 (t, J= 7,5 Hz, 3H).
Exemplul 106: 5-[2-Ciclopropil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-1,3-dihvdrobenzimidazol-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 38. MS (ESI): masฤ calc. pentru C17H12F3N5O, 359,1; m/z gฤsitฤ, 360,0 [M+H]+. 1H RMN (400 MHz, DMSO-d6) ฮด 10,97 (s, 1H), 10,93 (s, 1H), 8,17 (d, J= 8,2 Hz, 1H), 7,72 (d, J = 8,2 Hz, 1H), 7,19 - 7,11 (m, 3H), 1,94 - 1,86 (m, 1H), 1,25 - 1,17 (m, 2H), 1,13 - 1,05 (m, 2H).
Exemplul 107: 6-[2-Ciclopropil-5-trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzoxazol-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 38. MS (ESI): masฤ calc. pentru C17H11F3N4O2, 360,1; m/z gฤsitฤ, 361,0 [M+H]+. 1H RMN (400 MHz, CDCl3) ฮด 8,04 (d, J= 8,2 Hz, 1H), 7,64 (d, J = 8,2 Hz, 1H), 7,39 (d, J= 2,0 Hz, 1H), 7,35 (s, 1H), 7,32 (dd, J= 8,2, 1,9 Hz, 1H), 7,26 (d, J = 8,3 Hz, 1H), 2,00 - 1,91 (m, 1H), 1,42 -1,36 (m, 2H), 1,22 -1,15 (m, 2H).
Exemplul 108: 2-terลฃ-Butil-3-(1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 38. MS (ESI): masฤ calculatฤ pentru C18H16F3N5, 359,1; m/z gฤsitฤ, 360,1 [M+H]+. 1H RMN (400 MHz, CDCl3) ฮด 11,00 (br s, 1H), 8,22 (d, J = 8,2 Hz, 1H), 8,00 (d, J = 1,1 Hz, 1H), 7,73 - 7,71 (m, 1H), 7,68 (d, J = 8,2 Hz, 1H), 7,39 - 7,34 (m, 1H), 7,21 (dd, J= 8,7, 1,9 Hz, 1H), 1,36 (s, 9H).
Exemplul 109: 3-(1H-Indazol-5-il)-2-izopropil-5-(trifluorometil)imidazo[4,5-b]piridinฤ.
Metoda A:
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 38. MS (ESI): masฤ calc. pentru C17H14F3N5, 345,1; m/z gฤsitฤ, 346,0 [M+H]+. 1H RMN (500 MHz, CDCl3) ฮด 10,66 (br s, 1H), 8,20 (d, J = 8,7 Hz, 1H), 8,11 (d, J = 1,1 Hz, 1H), 7,75 (dd, J = 1,9, 0,8 Hz, 1H), 7,67 (d, J = 8,3 Hz, 1H), 7,60 - 7,54 (m, 1H), 7,31 (dd, J = 8,7, 1,9 Hz, 1H), 3,20 - 3,12 (m, 1H), 1,38 (s, 3H), 1,36 (s, 3H).
Metodฤ B:
Etapa A: N2-(1H-Indazol-5-il)-6-(trifluorometil)piridin-2,3-diaminฤ. O soluลฃie de 2-cloro-3-nitro-6-(trifluorometil)piridinฤ (1,0 g, 4,4 mmol) ลi 1H-indazol-5-aminฤ (0,58 g, 4,4 mmol) รฎn DMF (22 mL) a fost รฎncฤlzitฤ la 110 ยฐC. Dupฤ 3 h, la amestec s-a adฤugat ditionit de sodiu (3,0 g, 17,7 mmol), ลi masa de reacลฃie a fost agitatฤ la 110 ยฐC timp de 5 ore. Masa de reacลฃie a fost diluatฤ cu apฤ (200 mL) ลi agitatฤ timp de 20 min. Precipitatul rezultat a fost filtrat ลi spฤlat cu H2O. Solidul a fost uscat la 45 ยฐC pentru a da compusul din titlu ca solid (0,78 g, 60%). MS (ESI): masฤ calc. pentru C13H10F3N5, 293,1; m/z gฤsitฤ, 294,0 [M+H]+.
Etapa B. 3-(1H-Indazol-5-il)-2-izopropil-5-(trifluorometil)-3H-imidazo[4,5-b]piridinฤ. La o soluลฃie de N2-(1H-indazol-5-il)-6-(trifluorometil)piridin-2,3-diaminฤ (0,20 g, 0,68 mmol) ลi Cu(OAc)2 (0,06 g, 0,34 mmol) รฎn AcOH (15 mL) s-a adฤugat izobutiraldehidฤ (0,06 g, 0,82 mmol). Masa de reacลฃie a fost agitatฤ timp de 2 ore. Amestecul de reacลฃie a fost concentrat รฎn vid, diluat cu NaOH 1N, ลi extras cu EtOAc (50 mL x 3). Straturile organice au fost combinate, uscate (NaSO4), ลi concentrate รฎn vid. Purificarea (FCC, SiO2, EtOAc/hexani) a dat compusul din titlu (0,15 g, 64%). MS (ESI): masฤ calc. pentru C17H14F3N5, 345,1; m/z gฤsitฤ, 346,0 [M+H]+. 1H RMN (500 MHz, DMSO-d6) ฮด 13,45 (s, 1H), 8,33 (dt, J = 8,2, 0,6 Hz, 1H), 8,24 (d, J = 1,0 Hz, 1H), 8,04 (dd, J = 1,9, 0,8 Hz, 1H), 7,82 - 7,70 (m, 2H), 7,48 (dd, J = 8,8, 1,9 Hz, 1H), 3,09 (dt, J = 13,6, 6,8 Hz, 1H), 1,26 (d, J = 6,8 Hz, 6H).
Exemplul 110: 2-(4-Fluorofenil)-3-(1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 38. MS (ESI): masฤ calc. pentru C20H11F4N5, 397,1; m/z gฤsitฤ, 398,0 [M+H]+. 1H RMN (500 MHz, DMSO-d6) ฮด 13,44 (br s, 1H), 8,46 (d, J = 8,3 Hz, 1H), 8,20 (s, 1H), 7,97 (dd, J= 1,9, 0,7 Hz, 1H), 7,87 (d, J= 8,3 Hz, 1H), 7,72 (d, J= 8,7 Hz, 1H), 7,67 - 7,61 (m, 2H), 7,41 (dd, J= 8,7,1,9 Hz, 1H), 7,28 - 7,21 (m, 2H).
Exemplul 111: 6-(5-Hidroxi-2-fenil-imidazo[4,5-b]piridin-3-il)-3H-1,3-benzotiazol-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 1. MS (ESI): masฤ calc. pentru C19H12N4O2S, 360,1; m/z gฤsitฤ, 361,1 [M+H]+. 1H RMN (400 MHz, DMSO-d6) ฮด 10,86 (br s, 1H), 8,03 (d, J= 8,6 Hz, 1H), 7,81 (d, J= 2,0 Hz, 1H), 7,56 - 7,47 (m, 2H), 7,41 - 7,32 (m, 3H), 7,25 (dd, J = 8,4, 2,1 Hz, 1H), 7,20 (d, J = 8,4 Hz, 1H), 6,62 (d, J = 8,5 Hz, 1H).
Exemplul 112: 2-(4-Fluorofenil)-3-(1H-pirazolo[3,4-b]piridin-5-il)imidazo[4,5-b]piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 38. MS (ESI): masฤ calc. pentru C18H11FN6, 330,1; m/z gฤsitฤ, 331,1 [M+H]+. 1H RMN (400 MHz, DMSO-d6) ฮด 13,99 (br s, 1H), 8,55 (d, J = 2,3 Hz, 1H), 8,45 (d, J = 2,3 Hz, 1H), 8,33 (dd, J = 4,8, 1,4 Hz, 1H), 8,27 (s, 1H), 8,25 (dd, J = 7,9, 1,4 Hz, 1H), 7,67 - 7,59 (m, 2H), 7,42 (dd, J= 8,0, 4,7 Hz, 1H), 7,30 - 7,21 (m, 2H).
Exemplul 113: 3-(1H-Indazol-5-il)-2-(2,2,2-trifluoroetil)-5-(trifluorometil)imidazo[4,5-b]piridinฤ.
N2-(1H-Indazol-5-il)-6-(trifluorometil)piridin-2,3-diaminฤ (Intermediar 47, 20 mg, 0,068 mmol) a fost preluat รฎn acid trifluorometansulfonic (0,5 mL, 5,65 mmol). S-a adฤugat acid 3,3,3-trifluoropropanoic (6,0 ยตL, 0,068 mmol) ลi s-a agitat la 120 ยฐC timp de 72 h. Masa de reacลฃie a fost rฤcitฤ la 0 ยฐC, neutralizatฤ cu NaOH 4N, ลi stratul apos a fost extras cu EtOAc. Straturile organice combinate au fost uscate (Na2SO4), filtrate, ลi concentrate รฎn vid. Purificarea (HPLC cu fazฤ inversฤ, 5-95% ACN รฎn NH4OH 20 nM รฎn apฤ) a dat compusul din titlu (9,5 mg, 36%). MS (ESI): masฤ calc. pentru C16H9F6N5, 385,1; m/z gฤsitฤ, 386,0 [M+H]+. 1H RMN. (400 MHz, CD3OD) ฮด 8,35 (d, J = 8,3 Hz, 1H), 8,24 (s, 1H), 7,97 (s, 1H), 7,82 (d, J = 8,5 Hz, 2H), 7,45 (dd, J = 8,9, 1,9 Hz, 1H), 3,94 (q, J= 10,2 Hz, 2H).
Exemplul 114: 2-Etoxi-3-(1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ.
La o soluลฃie de N2-(1H-indazol-5-il)-6-(trifluorometil)piridin-2,3-diaminฤ (Intermediar 47, 70 mg, 0,239 mmol) รฎn acid acetic (0,2 mL) s-a adฤugat tetraetilortocarbonat (1,0 mL, 4,77 mmol). Amestecul de reacลฃie a fost รฎncฤlzit la 70 ยฐC timp de 2 ore. Masa de reacลฃie a fost rฤcitฤ ลi concentratฤ sub presiune redusฤ. Purificarea (HPLC cu fazฤ inversฤ, 5-95% ACN รฎn NH4OH 20 nM รฎn apฤ) a dat compusul din titlu (15 mg, 18%). MS (ESI): masฤ calc. pentru C16H12F3N5O, 347,1; m/z gฤsitฤ, 348,0 [M+H]+. 1H RMN (400 MHz, CD3OD) ฮด 8,19 (d, J = 1,0 Hz, 1H), 7,99 (dd, J = 2,1, 0,7 Hz, 1H), 7,97 (d, J= 8,0 Hz, 1H), 7,75 - 7,72 (m, 1H), 7,66 (d, J= 8,2 Hz, 1H), 7,55 (dd, J = 8,9, 2,0 Hz, 1H), 4,70 (q, J = 7,1 Hz, 2H), 1,46 (t, J = 7,1 Hz, 3H).
Exemplul 115: 1-[3-(1H-Indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridin-2-il]ciclopropanol.
Etapa A: N-(2-((1H-indazol-5-il)amino)-6-(trifluorometil)piridin-3-il)-1-hidroxiciclopropancarboxamidฤ. N2-(1H-indazol-5-il)-6-(trifluorometil)piridin-2,3-diaminฤ (Intermediar 47, 70 mg, 0,239 mmol) a fost dizolvatฤ รฎn DMF (0,6 mL) รฎntr-un flacon uscat. S-a adฤugat hidrurฤ de sodiu (60% รฎn ulei mineral, 9,5 mg, 0,24 mmol) urmatฤ de adฤugare รฎn picฤturฤ de 1-hidroxiciclopropancarboxilat de etil (28,8 ยตL, 0,24 mmol). Aceastฤ reacลฃie a fost agitatฤ la 60 ยฐC timp de 16 h. Masa de reacลฃie a fost diluatฤ cu EtOAc ลi apฤ ลi stratul apos a fost extras cu EtOAc (x3). Straturile organice combinate au fost combinate, uscate (Na2SO4), filtrate, ลi concentrate รฎn vid. Materialul brut a fost purificat prin HPLC cu fazฤ inversฤ (5-95% ACN รฎn NH4OH 20 nM รฎn apฤ, 254 nm) pentru a furniza compusul din titlu (19 mg, 21%). MS (ESI): masฤ calc. pentru C17H14F3N5O2 377,3, m/z gฤsitฤ 378,0 [M+H]+. 1H RMN (400 MHz, CD3OD) ฮด 8,11 - 8,06 (m, 1H), 7,96 (s, 1H), 7,84 (d, J = 7,9 Hz, 1H), 7,56 - 7,45 (m, 2H), 7,19 (d, J = 7,9 Hz, 1H), 1,38 - 1,32 (m, 2H), 1,15 - 1,09 (m, 2H).
Etapa B: 1-[3-(1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridin-2-il]ciclopropanol. N-(2-((1H-Indazol-5-il)amino)-6-(trifluorometil)piridin-3-il)-1-hidroxiciclopropancarboxamidฤ (21 mg, 0,056 mmol) a fost รฎncฤlzitฤ รฎn AcOH (0,56 mL) la 80 ยฐC timp de 16 h. Masa de reacลฃie a fost diluatฤ cu EtOAc, neutralizatฤ cu NaOH 4N, ลi stratul apos a fost extras cu EtOAc (x3). Straturile organice combinate au fost combinate, uscate (Na2SO4), filtrate, ลi concentrate รฎn vid. Materialul brut a fost purificat prin HPLC cu fazฤ inversฤ (ACN 5-95% รฎn NH4OH 20 nM รฎn apฤ) pentru a furniza compusul din titlu (3,3 mg, 17%). MS (ESI): masฤ calc. pentru C17H12F3N5O, 359,1; m/z gฤsitฤ, 360,0 [M+H]+. 1H RMN (400 MHz, CD3OD) ฮด 8,22 (d, J= 8,2 Hz, 1H), 8,19 (d, J= 1,0 Hz, 1H), 8,01 (dd, J = 2,0, 0,8 Hz, 1H), 7,78 - 7,69 (m, 2H), 7,56 (dd, J = 8,8, 1,9 Hz, 1H), 1,41 - 1,35 (m, 2H), 1,12 - 1,05 (m, 2H).
Exemplul 116: 2-(1,1-Difluoroetil)-3-(1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Etapa C din Exemplul 88, din N2-(1H-indazol-5-il)-6-(trifluorometil)piridin-2,3-diaminฤ. MS (ESI): masฤ calc. pentru C16H10F5N5, 367,1; m/z gฤsitฤ, 368,0 [M+H|+. 1H RMN (400 MHz, CD3OD) ฮด 8,40 (d, J= 8,3 Hz, 1H), 8,17 (d, J= 1,1 Hz, 1H), 7,95 (dd, J = 1,9, 0,8 Hz, 1H), 7,82 (d, J= 8,3 Hz, 1H), 7,75 - 7,70 (m, 1H), 7,46 (dd, J = 8,8, 2,0 Hz, 1H), 2,22 - 2,05 (m, 3H).
Exemplul 117: (R/S)-2-(1-Fluoroetil)-3-(1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ.
Etapa A: N-(2-((1H-indazol-5-il)amino)-6-(trifluorometil)piridin-3-il)-2-fluoropropanamidฤ. N2-(1H-indazol-5-il)-6-(trifluorometil)piridin-2,3-diaminฤ (Intermediar 47, 25 mg, 0,085 mmol) ลi HATU (32 mg, 0,085 mmol) s-au dizolvat รฎn DMF (0,26 mL) รฎntr-un balon uscat sub azot. S-a adฤugat acid 2-fluoropropanoic (6,6 ยตL, 0,085 mmol) urmat de TEA (24 ยตL, 0,171 mmol). Aceastฤ reacลฃie a fost agitatฤ la rt timp de 16 h sub azot. Masa de reacลฃie a fost diluatฤ cu EtOAc ลi apฤ ลi stratul apos a fost extras cu EtOAc (x3). Straturile organice combinate au fost combinate, uscate (Na2SO4), filtrate, ลi concentrate รฎn vid. Materialul brut a fost transferat la reacลฃia urmฤtoare fฤrฤ purificare. MS (ESI): masฤ calc. pentru C16H13F4N5O 367,3, m/z gฤsitฤ 368,0 [M+H]+.
Etapa B: (R/S)-2-(1-Fluoroetil)-3-(1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ. N-(2-((1H-indazol-5-il)amino)-6-(trifluorometil)piridin-3-il)-2-fluoropropanamidฤ (25 mg, 0,068 mmol) a fost preluatฤ รฎn AcOH (0,68 mL) ลi รฎncฤlzitฤ la 80 ยฐC timp de 16 h. Masa de reacลฃie a fost diluatฤ cu EtOAc, neutralizatฤ cu NaOH 4N, ลi stratul apos a fost extras cu EtOAc (x3). Straturile organice combinate au fost combinate, uscate (Na2SO4), filtrate, ลi concentrate รฎn vid. Materialul brut a fost purificat prin HPLC cu fazฤ inversฤ (ACN 5-95% รฎn NH4OH 20 nM รฎn apฤ) pentru a furniza compusul din titlu (13 mg, 55%). MS (ESI): masฤ calc. pentru C16H11F4N5, 349,1; m/z gฤsitฤ, 350,0 [M+H]+. 1H RMN (500 MHz, CD3OD) ฮด 8,36 (d, J = 8,3 Hz, 1H), 8,21 (d, J= 1,1 Hz, 1H), 7,99 (d, J = 1,9 Hz, 1H), 7,81 (d, J= 8,3 Hz, 1H), 7,80 - 7,76 (m, 1H), 7,49 (dd, J= 8,8,1,9 Hz, 1H), 5,89 - 5,74 (m, 1H), 1,81 (dd, J= 23,9, 6,5 Hz, 3H).
Exemplul 118: 5-terลฃ-Butil-2-(4-fluorofenil)-3-(1H-indazol-5-il)imidazo[4,5-b]piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 1 de la 6-(terลฃ-butil)-2-cloro-3-nitropiridinฤ (Intermediar 2). MS (ESI): masฤ calc. pentru C23H20FN5, 385,2; m/z gฤsitฤ, 386,1 [M+H]+. 1H RMN (500 MHz, DMSO-d6) ฮด 13,35 (s, 1H), 8,16 (s, 1H), 8,11 (d, J= 8,4 Hz, 1H), 7,85 (d, J= 1,5 Hz, 1H), 7,68 (d, J= 8,8 Hz, 1H), 7,59 - 7,54 (m, 2H), 7,45 (d, J = 8,4 Hz, 1H), 7,38 - 7,33 (m, 1H), 7,20 (t, J = 8,9 Hz, 2H), 1,28 (s, 9H).
Exemplul 119: 2-Ciclobutil-3-(1H-indazol-5-il)-5-izopropil-imidazo[4,5-b]piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 1. MS (ESI): masฤ calc. pentru C20H21N5, 331,2; m/z gฤsitฤ, 332,1 [M+H]+. 1H RMN (400 MHz, CD3OD) ฮด 8,20 (d, J = 1,0 Hz, 1H), 7,98 (d, J= 8,3 Hz, 1H), 7,85 (dd, J = 2,2, 0,6 Hz, 1H), 7,78 - 7,74 (m, 1H), 7,37 (dd, J = 8,7, 1,9 Hz, 1H), 7,25 (d, J = 8,3 Hz, 1H), 3,75 - 3,64 (m, 1H), 3,11 - 2,99 (m, 1H), 2,59 - 2,46 (m, 2H), 2,23 - 2,12 (m, 2H), 2,07 - 1,88 (m, 2H), 1,24 (d, J = 7,0 Hz, 6H).
Exemplul 120: 2-(4-Fluorofenil)-3-(1H-indazol-5-il)-5-izopropil-imidazo[4,5-b]piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 1 de la 2-cloro-6-izopropil-3-nitropiridinฤ (Intermediar 3). MS (ESI): masฤ calc. pentru C22H18FN5, 371,2; m/z gฤsitฤ, 372,1 [M+H]+. 1H RMN (400 MHz, DMSO-d6) ฮด 13,37 (s, 1H), 8,17 (s, 1H), 8,11 (d, J = 8,2 Hz, 1H), 7,89 - 7,86 (m, 1H), 7,69 (d, J = 8,8 Hz, 1H), 7,60 - 7,53 (m, 2H), 7,34 (dd, J= 8,7, 2,0 Hz, 1H), 7,29 (d, J = 8,2 Hz, 1H), 7,24 - 7,16 (m, 2H), 3,08 - 2,98 (m, 1H), 1,20 (d, J = 6,9 Hz, 6H).
Exemplul 121: 2-(4-Fluoro-3-metil-fenil)-3-(1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 1. MS (ESI): masฤ calc. pentru C21H13F4N5, 411,1; m/z gฤsitฤ, 412,0 [M+H]+. 1H RMN (400 MHz, DMSO-d6) ฮด 13,42 (s, 1H), 8,45 (d, J = 8,3 Hz, 1H), 8,21 (s, 1H), 7,96 (d, J = 1,6 Hz, 1H), 7,87 (d, J = 8,2 Hz, 1H), 7,75 - 7,70 (m, 2H), 7,41 (dd, J= 8,8, 1,9 Hz, 1H), 7,27 - 7,20 (m, 1H), 7,15 - 7,05 (m, 1H), 2,18 (d, J = 1,9 Hz, 3H).
Exemplul 122: 3-(1H-Indazol-5-il)-2-(m-tolil)-5-(trifluorometil)imidazo[4,5-b]piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 1. MS (ESI): masฤ calc. pentru C21H14F3N5, 393,1; m/z gฤsitฤ, 394,0 [M+H]+. 1H RMN (400 MHz, DMSO-d6) ฮด 13,41 (s, 1H), 8,45 (d, J= 8,2 Hz, 1H), 8,19 (s, 1H), 7,94 (dd, J = 2,0, 0,7 Hz, 1H), 7,87 (d, J= 8,3 Hz, 1H), 7,72 (d, J= 8,8 Hz, 1H), 7,59 (s, 1H), 7,41 (dd, J= 8,7, 1,9 Hz, 1H), 7,29 - 7,16 (m, 3H), 2,24 (s, 3H).
Exemplul 123: 3-(1H-Indazol-5-il)-2-(p-tolil)-5-(trifluorometil)imidazo[4,5-b]piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 1. MS (ESI): masฤ calc. pentru C21H14F3N5, 393,1; m/z gฤsitฤ, 394,0 [M+H]+. 1H RMN (400 MHz, DMSO-d6) ฮด 13,41 (s, 1H), 8,44 (d, J= 8,3 Hz, 1H), 8,19 (s, 1H), 7,94 (d, J= 1,6 Hz, 1H), 7,85 (d, J= 8,3 Hz, 1H), 7,72 (d, J = 8,8 Hz, 1H), 7,51 - 7,46 (m, 2H), 7,40 (dd, J = 8,8, 1,9 Hz, 1H), 7,21 - 7,13 (m, 2H), 2,28 (s, 3H).
Exemplul 124: 3-(1H-Indazol-5-il)-2-(4-piridil)-5-(trifluorometil)imidazo[4,5-b]piridinฤ.
Etapa A: N-(2-((1H-Indazol-5-il)amino)-6-(trifluorometil)piridin-3-il)izonicotinamidฤ. La o soluลฃie de clorurฤ de izonicotinoil (35 mg, 0,247 mmol) รฎn DMF (1,0 mL) s-a adฤugat N2-(1H-indazol-5-il)-6-(trifluorometil)piridin-2,3-diaminฤ (Intermediar 47,69 mg, 0,235 mmol) ลi DIEA (0,16 mL, 1,18 mmol). Masa de reacลฃie a fost agitatฤ la rt timp de 5 ore. Masa de reacลฃie a fost diluatฤ cu EtOAc ลi apฤ ลi stratul apos a fost extras cu EtOAc (x3). Straturile organice au fost combinate, uscate (Na2SO4), filtrate, ลi concentrate รฎn vid. Materialul brut a fost transferat la reacลฃia urmฤtoare fฤrฤ purificare. MS (ESI): masฤ calc. pentru C19H13F3N6O 398,4, m/z gฤsitฤ 399,0 [M+H]+.
Etapa B: 3-(1H-Indazol-5-il)-2-(4-piridil)-5-(trifluorometil)imidazo[4,5-b]piridinฤ. N-(2-((1H-Indazol-5-il)amino)-6-(trifluorometil)piridin-3-il)izonicotinamidฤ (45 mg, 0,113 mmol) a fost preluatฤ รฎn AcOH (3,0 mL) ลi รฎncฤlzitฤ la 80 ยฐC timp de 16 h. Masa de reacลฃie a fost diluatฤ cu EtOAc, neutralizatฤ cu NaOH 4N, ลi stratul apos a fost extras cu EtOAc (x3). Straturile organice combinate au fost combinate, uscate (Na2SO4), filtrate, ลi concentrate รฎn vid. Materialul brut a fost purificat prin HPLC cu fazฤ inversฤ (ACN 5-95% รฎn NH4OH 20 nM รฎn apฤ) pentru a furniza compusul din titlu (6,5 mg, 15%). MS (ESI): masฤ calculatฤ pentru C19H11F3N6, 380,1; m/z gฤsitฤ, 381,0 [M+H]+. 1H RMN (400 MHz, CD3OD) ฮด 7,77 - 7,72 (m, 2H), 7,61 (d, J = 8,3 Hz, 1H), 7,36 (d, J = 0,9 Hz, 1H), 7,13 (d, J = 1,9 Hz, 1H), 7,05 (d, J= 8,3 Hz, 1H), 6,95 - 6,91 (m, 1H), 6,83 - 6,78 (m, 2H), 6,62 (dd, J= 8,8, 1,9 Hz, 1H).
Exemplul 125: 5-Ciclopropil-3-(1H-indazol-5-il)-2-(trifluorometil)imidazo[4,5-b]piridinฤ.
O soluลฃie de 6-ciclopropil-N2-(1H-indazol-5-il)piridin-2,3-diaminฤ (Intermediar 52, 58 mg, 0,22 mmol) รฎn TFA (0,17 mL, 2,2 mmol) a fost agitatฤ la 70 ยฐC timp de 7 h. Masa de reacลฃie a fost diluatฤ cu EtOAc ลi apฤ ลi pH-ul a fost neutralizat cu NaOH 4N. Stratul apos a fost extras cu EtOAc (x3) ลi straturile organice combinate au fost uscate (Na2SO4) ลi concentrate รฎn vid. Reziduul rezultat a fost purificat prin HPLC cu fazฤ inversฤ (ACN 5-95% รฎn NH4OH 20 nM รฎn apฤ) pentru a da compusul din titlu (10 mg, 13%). MS (ESI): masฤ calc. pentru C17H12F3N5, 343,1; m/z gฤsitฤ, 344,0 [M+H]+. 1H RMN (500 MHz, CD3OD) ฮด 8,20 (s, 1H), 8,10 (d, J = 8,5 Hz, 1H), 7,94 (d, J = 1,8 Hz, 1H), 7,74 (d, J = 8,8 Hz, 1H), 7,43 (dd, J = 8,8, 2,0 Hz, 1H), 7,35 (d, J = 8,5 Hz, 1H), 2,20 - 2,12 (m, 1H), 0,98 - 0,92 (m, 2H), 0,89 - 0,84 (m, 2H).
Exemplul 126: 3-(1H-Indazol-5-il)-N,N-dimetil-5-(trifluorometil)imidazo[4,5-b]piridin-2-carboxamidฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 128. MS (ESI): masฤ calc. pentru C17H13F3N6O, 374,1; m/z gฤsitฤ, 375,0 [M+H]+. 1H RMN (400 MHz, CD3OD) ฮด 8,42 (d, J = 8,6 Hz, 1H), 8,21 (s, 1H), 7,99 (d, J = 2,0 Hz, 1H), 7,87 (d, J = 8,3 Hz, 1H), 7,75 (d, J= 8,6 Hz, 1H), 7,54 (dd, J= 8,9, 2,0 Hz, 1H), 3,07 (s, 3H), 3,01 (s, 3H).
Exemplul 127: 3-(1H-Indazol-5-il)-N-metil-5-(trifluorometil)imidazo[4,5-b]piridin-2-carboxamidฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 128. MS (ESI): masฤ calc. pentru C16H11F3N6O, 360,1; m/z gฤsitฤ, 361,0 [M+H]+. 1H RMN (400 MHz, CD3OD) ฮด 8,42 (d, J = 8,4 Hz, 1H), 8,18 (s, 1H), 7,89 (d, J= 1,8 Hz, 1H), 7,84 (d, J= 8,4 Hz, 1H), 7,71 (d, J= 8,7 Hz, 1H), 7,49 - 7,40 (m, 1H), 2,88 (s, 3H).
Exemplul 128: N-Ciclopropil-3-(1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridin-2-carboxamidฤ.
La o soluลฃie de 3-(1H-Indazol-5-il)-2-(triclorometil)-5-(trifluorometil)-3H-imidazo[4,5-b]piridinฤ (Exemplul 81, produs din Etapa A, 50,0 mg, 0,119 mmol) รฎn DMF (0,743 mL) s-a adฤugat รฎn picฤturฤ hidroxibenzotriazol (19,3 mg, 0,143 mmol) ลi TEA (49,6 ยตL, 0,357 mmol). Aceastฤ soluลฃie a fost รฎncฤlzitฤ la 60 ยฐC timp de 45 min. S-a adฤugat ciclopropilaminฤ (25,0 ยตL, 0,357 mmol) ลi soluลฃia a fost agitatฤ la 70 ยฐC timp de 3 ore. Soluลฃia a fost rฤcitฤ, diluatฤ cu apฤ, ลi extrasฤ cu EtOAc (5 mL x 3). Stratul organic combinat a fost uscat (Na2SO4), filtrat, ลi concentrat รฎn vid. Materialul brut a fost purificat prin HPLC cu fazฤ inversฤ (ACN 5-95% รฎn NH4OH 20 nM รฎn apฤ) pentru a furniza compusul din titlu (8,40 mg, 18%). MS (ESI): masฤ calc. pentru C18H13F3N6O, 386,1; m/z gฤsitฤ, 387,0 [M+H]+. 1H RMN (500 MHz, CD3OD) ฮด 8,42 (dd, J= 8,5, 0,7 Hz, 1H), 8,19 (d, J = 1,0 Hz, 1H), 7,90 (dd, J = 2,0, 0,8 Hz, 1H), 7,84 (d, J= 8,4 Hz, 1H), 7,72 (dt, J= 8,8, 0,9 Hz, 1H), 7,45 (dd, J = 8,8,1,9 Hz, 1H), 2,82 - 2,74 (m, 1H), 0,82 - 0,74 (m, 2H), 0,66 - 0,60 (m, 2H).
Exemplul 129: 3-(1H-Indazol-5-il)-2-metoxi-5-(trifluorometil)imidazo[4,5-b]piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 114. MS (ESI): masฤ calc. pentru C15H10F3N5O, 333,1; m/z gฤsitฤ, 334,0 [M+H]+. 1H RMN (400 MHz, CD3OD) ฮด 8,18 (s, 1H), 8,02 - 7,96 (m, 2H), 7,73 (d, J = 8,8 Hz, 1H), 7,67 (d, J = 8,2 Hz, 1H), 7,55 (dd, J = 8,9, 2,0 Hz, 1H), 4,26 (s, 3H).
Exemplul 130: N-Etil-3-(1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridin-2-aminฤ.
N2-(1H-Indazol-5-il)-6-(trifluorometil)piridin-2,3-diaminฤ (Intermediar 47, 30 mg, 0,102 mmol) รฎn THF (1,0 mL) a fost plasatฤ รฎntr-un balon uscat sub o atmosferฤ de azot. S-a adฤugat izotiocianat de etil (9,0 ยตL, 0,102 mmol) urmat de diciclohexil carbodiimidฤ (42 mg, 0,205 mmol). Aceasta a fost รฎncฤlzitฤ la 65 ยฐC timp de 16 h. Masa de reacลฃie a fost diluatฤ cu EtOAc ลi apฤ ลi stratul apos a fost extras cu EtOAc. Straturile organice combinate au fost uscate (Na2SO4), filtrate, ลi concentrate รฎn vid. Materialul brut a fost purificat prin HPLC cu fazฤ inversฤ (ACN 5-95% รฎn NH4OH 20 nM รฎn apฤ) pentru a furniza compusul din titlu (1,9 mg, 5%). MS (ESI): masฤ calculatฤ pentru C16H13F3N6, 346,1; m/z gฤsitฤ, 347,0 [M+H]+. 1H RMN (400 MHz, CD3OD) ฮด 8,21 (s, 1H), 7,94 (d, J = 1,9 Hz, 1H), 7,79 (d, J = 8,8 Hz, 1H), 7,68 (d, J = 8,0 Hz, 1H), 7,50 (d, J = 8,0 Hz, 1H), 7,42 (dd, J = 8,8,1,9 Hz, 1H), 3,50 (q, J = 7,2 Hz, 2H), 1,25 (t, J= 7,2 Hz, 3H).
Exemplul 131: N-Ciclohexil-3-(1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridin-2-aminฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 130. MS (ESI): masฤ calc. pentru C20H19F3N6, 400,2; m/z gฤsitฤ, 401,0 [M+H]+. 1H RMN (400 MHz, CD3OD) ฮด 8,20 (d, J = 0,9 Hz, 1H), 7,93 (dd, J = 2,0, 0,7 Hz, 1H), 7,78 (dt, J = 8,8, 1,0 Hz, 1H), 7,66 (d, J = 7,9 Hz, 1H), 7,50 (d, J = 8,1 Hz, 1H), 7,41 (dd, J= 8,8, 1,9 Hz, 1H), 3,92 - 3,83 (m, 1H), 2,07 -1,99 (m, 2H), 1,83 - 1,73 (m, 2H), 1,70 - 1,62 (m, 1H), 1,51 -1,37 (m, 2H), 1,37 -1,25 (m, 2H), 1,24 -1,11 (m, 1H).
Exemplul 132: 6-[2-Ciclobutil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzotiazol-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 38. MS (ESI): masฤ calc. pentru C18H13F3N4OS, 390,1; m/z gฤsitฤ, 391,0 [M+H]+. 1H RMN (400 MHz, DMSO-d6) ฮด 12,23 (s, 1H), 8,34 (d, J = 7,9 Hz, 1H), 7,82 - 7,76 (m, 2H), 7,40 (dd, J = 8,4, 2,1 Hz, 1H), 7,32 (d, J = 8,4 Hz, 1H), 3,71 - 3,60 (m, 1H), 2,49 - 2,40 (m, 2H), 2,18 - 2,09 (m, 2H), 2,02 - 1,93 (m, 1H), 1,92 - 1,81 (m, 1H).
Exemplul 133: 6-(2-Ciclobutil-5-metil-7-mopholino-imidazo[4,5-b]piridin-3-il)-3H-1,3-benzotiazol-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 62. MS (ESI): masฤ calc. pentru C22H23N5O2S, 421,2; m/z gฤsitฤ, 422,1 [M+H]+. 1H RMN (400 MHz, CDCl3) ฮด 7,27 (s, 1H), 6,94 (dd, J = 8,3, 2,1 Hz, 1H), 6,84 (d, J = 8,3 Hz, 1H), 6,36 (s, 1H), 4,12 (q, J = 7,2 Hz, 1H), 4,0 (s, 4H), 3,49 - 3,32 (m, 1H), 2,61 - 2,44 (m, 4H), 2,16 - 2,05 (m, 2H), 1,93 (dt, J = 18,0, 9,5 Hz, 2H), 1,66 - 1,42 (m, 4H).
Exemplul 134: 6-[2,5-Bis(trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzotiazol-2-onฤ.
Metoda A:
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 88.
Metoda B:
Etapa A: 6-((3-Amino-6-(trifluorometil)piridin-2-il)amino)benzo[d]tiazol-2(3H)-onฤ. O soluลฃie de 2-cloro-3-nitro-6-(trifluorometil)piridinฤ (2,0 g, 8,8 mmol) ลi 6-aminobenzo[d]tiazol-2(3H)-onฤ (1,5 g, 8,8 mmol) รฎn DMF (40 mL) a fost รฎncฤlzitฤ la 110 ยฐC. Dupฤ 3 h la amestec s-a adฤugat ditionit de sodiu (6,1 g, 35,3 mmol) si s-a lฤsat sฤ se agitฤ la 110 ยฐC timp de 5 ore. Masa de reacลฃie a fost diluatฤ cu apฤ (320 mL) ลi lฤsatฤ sฤ se agite timp de 20 min cรขnd s-a format un precipitat. Masa de reacลฃie a fost filtratฤ ลi solidul a fost spฤlat cu H2O ลi uscat รฎn etuvฤ la 45 ยฐC pentru a da compusul dorit ca solid (2,6 g, 90%). MS (ESI): masฤ calc. pentru C13H9F3N4OS, 326,05 m/z gฤsitฤ, 327,0 [M+H]+.
Etapa B: 6-(2,5-Bis(trifluorometil)-3H-imidazo[4,5-b]piridin-3-il)benzo[d]tiazol-2(3H)-onฤ. O soluลฃie de 6-((3-amino-6-(trifluorometil)piridin-2-il)amino)benzo[d]tiazol-2(3H)-onฤ (2,5 g, 7,7 mmol) รฎn TFA (40 mL) a fost agitatฤ la 70 ยฐC timp de 16 h. Masa de reacลฃie a fost concentratฤ รฎn vid, diluatฤ cu NaHCO3 sat. (200 mL) ลi extrasฤ cu EtOAc (150 mL x 3). Straturile organice au fost combinate, uscate (Na2SO4) ลi concentrate รฎn vid. Purificarea (FCC, SiO2, EtOAc/hexani) a dat compusul din titlu (1,7 g, 55%). MS (ESI): masฤ calc. pentru C15H6F6N4OS, 404,0; m/z gฤsitฤ, 404,9 [M+H]+. 1H RMN (500 MHz, DMSO-d6) 12,32 (s, 1H), 8,72 (d, J = 8,4 Hz, 1H), 8,04 (d, J = 8,4 Hz, 1H), 7,96 (d, J = 2,1 Hz, 1H), 7,59 (dd, J = 8,5, 2,1 Hz, 1H), 7,35 (d, J = 8,5 Hz, 1H).
Exemplul 135: 6-(2-Ciclopropil-7-metil-imidazo[4,5-b]piridin-3-il)-3H-1,3-benzotiazol-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 1. MS (ESI): masฤ calc. pentru C17H14N4OS, 322,1; m/z gฤsitฤ, 323,0 [M+H]+. 1H RMN (500 MHz, CDCl3) ฮด 11,01 (s, 1H), 8,17 (d, J = 5,0 Hz, 1H), 7,51 (d, J = 2,1 Hz, 1H), 7,24 (dd, J = 8,4, 2,1 Hz, 1H), 7,07 (dd, J = 5,0, 0,8 Hz, 1H), 7,00 (d, J = 8,3 Hz, 1H), 2,67 (s, 3H), 1,89 - 1,82 (m, 1H), 1,36 - 1,31 (m, 2H), 1,09 - 1,02 (m, 2H).
Exemplul 136: 6-(2-Ciclopropil-5-metil-7-morfolino-imidazo[4,5-b]piridin-3-il-3H-1,3-benzotiazol-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 62. MS (ESI): masฤ calc. pentru C21H21N5O2S, 407,1; m/z gฤsitฤ, 408,0 [M+H]+. 1H RMN (400 MHz, DMSO-d6) ฮด 12,14 (s, 1H), 7,78 (d, J = 2,0 Hz, 1H), 7,38 (dd, J = 8,6, 2,1 Hz, 1H), 7,30 (d, J = 8,4 Hz, 1H), 6,43 (s, 1H), 3,77 (s, 8H), 2,31 (s, 3H), 1,83 - 1,72 (m, 1H), 1,06 - 0,99 (m, 2H), 0,97 - 0,88 (m, 2H).
Exemplul 137: 5-Cloro-2-ciclobutil-3-(1H-indazol-5-il)-7-metil-imidazo[4,5-b]piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 1. MS (ESI): masฤ calc. pentru C18H16ClN5, 337,1; m/z gฤsitฤ, 338,0 [M+H]+. 1H RMN (400 MHz, CDCl3) ฮด 11,14 (br s, 1H), 8,02 (s, 1H), 7,61 (dd, J = 2,0, 0,7Hz, 1H), 7,41 (d, J = 8,7 Hz, 1H), 7,14 (dd, J = 8,7, 1,9 Hz, 1H), 7,11 (d, J = 1,0 Hz, 1H), 3,61 - 3,49 (m, 1H), 2,74 (d, J = 0,7 Hz, 3H), 2,66 - 2,53 (m, 2H), 2,19 - 2,08 (m, 2H), 1,99 - 1,87 (m, 2H).
Exemplul 138: 3-(7-Bromo-1H-indazol-5-il)-2-ciclobutil-5-(trifluorometil)imidazo [4,5-b]piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 1. MS (ESI): masฤ calc. pentru C18H13BrF3N5, 435,0; m/z gฤsitฤ, 436,0 [M+H]+. 1H RMN (400 MHz, DMSO-d6) ฮด 13,89 (s, 1H), 8,39 (s, 1H), 8,34 (d, J= 8,1 Hz, 1H), 8,01 (d, J = 1,6 Hz, 1H), 7,82 (d, J= 1,6 Hz, 1H), 7,79 (d, J= 8,2 Hz, 1H), 3,72 - 3,61 (m, 1H), 2,56 - 2,43 (m, 2H), 2,15 - 2,03 (m, 2H), 2,01 -1,91 (m, 1H), 1,91 - 1,81 (m, 1H).
Exemplul 139: 5-[5-Metil-2-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 88. MS (ESI): masฤ calc. pentru C16H11F3N4O, 332,1; m/z gฤsitฤ, 333,0 [M+H]+. 1H RMN (500 MHz, CDCl3) ฮด 8,11 (d, J = 8,3 Hz, 1H), 7,99 (s, 1H), 7,33 - 7,28 (m, 2H), 7,27 (s, 1H), 7,02 (d, J = 8,9 Hz, 1H), 3,65 (s, 2H), 2,63 (s, 3H).
Exemplul 140: 5-[2-Ciclopropil-5-(difluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ.
Etapa A: 5-((6-(Difluorometil)-3-nitropiridin-2-il)amino)indolin-2-onฤ. Un amestec de 2-cloro-6-(difluorometil)-3-nitropiridinฤ (Intermediar 48, produs din Etapa E, 1,8 mL, 1,0 M รฎn benzen, 1,8 mmol), 5-aminoindolin-2-onฤ (330 mg, 2,16 mmol), ลi DIEA (0,62 mL, 3,6 mmol) รฎn EtOH (10 mL) a fost refluxat la 90 ยฐC timp de 3 ore. Masa de reacลฃie a fost rฤcitฤ ลi s-a format un precipitat. Amestecul a fost filtrat ลi precipitatul a fost spฤlat cu EtOH rece. Solidul a fost uscat sub vid รฎnaintat pentru a da compusul din titlu ca solid maro (510 mg, 88%). MS (ESI): masฤ calc. pentru C14H10F2N4O3, 320,1; m/z gฤsitฤ, 321,0 [M+H]+.
Etapa B: 5-((3-Amino-6-(difluorometil)piridin-2-il)amino)indolin-2-onฤ. Un amestec de 5-((6-(difluorometil)-3-nitropiridin-2-il)amino)indolin-2-onฤ (510 mg, 1,6 mmol), Pd/C 10% (54 mg) รฎn EtOH (13 mL) ลi THF (13 mL) รฎntr-un balon de 100 mL a fost plasat sub un balon de H2 ลi agitat timp de 16 h. Masa de reacลฃie a fost filtratฤ prin Celiteยฎ ลi soluลฃia rezultatฤ a fost concentratฤ รฎn vid pentru a da compusul dorit ca solid gri (464 mg, 100%). MS (ESI): masฤ calc. pentru C14H12F2N4O, 290,1 m/z gฤsitฤ, 291,0 [M+H]+.
Etapa C. 5-(2-Ciclopropil-5-(difluorometil)-3H-imidazo[4,5-b]piridin-3-il)indolin-2-onฤ. La o soluลฃie de 5-((3-amino-6-(difluorometil)piridin-2-il)amino)indolin-2-onฤ (0,10 g, 0,34 mmol) ลi Cu(OAc)2 (0,03 g, 0,17 mmol) รฎn AcOH (5,8 mL) s-a adฤugat ciclopropancarboxaldehidฤ (39 ยตL, 0,52 mmol). Masa de reacลฃie a fost agitatฤ timp de 1 orฤ, apoi alcalinizatฤ cu NaOH 15% (6 mL). Amestecul de reacลฃie a fost diluat cu apฤ (45 mL) ลi extras cu EtOAc (50 mL x 3). Straturile organice au fost combinate, uscate (Na2SO4), ลi concentrate รฎn vid. Purificarea (FCC, SiO2, EtOAc/hexani) a dat compusul din titlu (88 mg, 75%). MS (ESI): masฤ calc. pentru C18H14F2N4O, 340,1; m/z gฤsitฤ, 341,1 [M+H]+. 1H RMN (500 MHz, CDCl3) ฮด 8,33 (s, 1H), 8,05 (d, J = 8,2 Hz, 1H), 7,57 (d, J = 8,2 Hz, 1H), 7,45 - 7,31 (m, 2H), 7,07 (dd, J = 8,1, 0,7 Hz, 1H), 6,63 (t, J = 55,6 Hz, 1H), 3,74 - 3,61 (m, 2H), 1,99 - 1,83 (m, 1H), 1,45 -1,33 (m, 2H), 1,13 (dd, J = 8,2, 2,8 Hz, 2H).
Exemplul 141: 5-[5-(Difluorometil)-2-izopropil-imidazo[4,5-b]piridin-3-il]indolin-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 140. MS (ESI): masฤ calc. pentru C18H16F2N4O, 342,1; m/z gฤsitฤ, 343,0 |M+H]+. 1H RMN (500 MHz, CDCl3) ฮด 8,48 (s, 1H), 8,16 (d, J = 8,2 Hz, 1H), 7,60 (d, J = 8,2 Hz, 1H), 7,25 - 7,22 (m, 1H), 7,05 (dd, J = 8,1, 0,6 Hz, 1H), 6,63 (t, J= 55,5 Hz, 1H), 3,66 (s, 2H), 3,19 - 3,09 (m, 1H), 1,37 (d, J = 6,8 Hz, 6H).
Exemplul 142: 6-[5-Metil-2-(trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzotiazol-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 88. MS (ESI): masฤ calc. pentru C15H9F3N4OS, 350,0; m/z gฤsitฤ, 351,0 [M+H]+. 1H RMN (500 MHz, CDCl3) ฮด 9,41 (s, 1H), 8,15 (d, J = 8,3 Hz, 1H), 7,49 (d, J = 2,1 Hz, 1H), 7,32 - 7,28 (m, 2H), 7,15 (d, J= 8,4 Hz, 1H), 2,67 (s, 3H).
Exemplul 143: 6-(2-Ciclopropil-5-metil-imidazo[4,5-b]piridin-3-il)-3H-1,3-benzotiazol-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 38. MS (ESI): masฤ calc. pentru C17H14N4OS, 322,1; m/z gฤsitฤ, 323,0 [M+H]+. 1H RMN (500 MHz, DMSO-d6) ฮด 12,18 (s, 1H), 7,87 - 7,81 (m, 2H), 7,44 (dd, J = 8,4, 2,2 Hz, 1H), 7,33 (d, J= 8,3 Hz, 1H), 7,11 (d, J= 8,2 Hz, 1H), 2,45 (s, 3H), 1,89 -1,78 (m, 1H), 1,15 -1,08 (m, 2H), 1,05 - 0,97 (m, 2H).
Exemplul 144: 6-(2-Izopropil-5-metil-imidazo[4,5-b]piridin-il)-3H-1,3-benzotiazol-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 38. MS (ESI): masฤ calc. pentru C17H16N4OS, 324,1; m/z gฤsitฤ, 325,0 [M+H]+. 1H RMN (500 MHz, DMSO-d6) ฮด 12,19 (s, 1H), 7,92 (d, J = 8,1 Hz, 1H), 7,80 (d, J = 2,1 Hz, 1H), 7,38 (dd, J = 8,4, 2,2 Hz, 1H), 7,31 (d, J = 8,3 Hz, 1H), 7,14 (d, J = 8,1 Hz, 1H), 3,07 - 2,97 (m, 1H), 2,45 (s, 3H), 1,23 (d, J = 6,8 Hz, 6H).
Exemplul 145: 6-(2-Ciclobutil-5-metil-imidazo[4,5-b]piridin-il)-3H-1,3-benzotiazol-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 38. MS (ESI): masฤ calc. pentru C18H16N4OS, 336,1; m/z gฤsitฤ, 337,0 [M+H]+. 1H RMN (500 MHz, DNE0-d6) ฮด 12,17 (s, 1H), 7,94 (d, J = 8,1 Hz, 1H), 7,72 (dd, J = 1,9, 0,7 Hz, 1H), 7,34 - 7,26 (m, 2H), 7,14 (d, J = 8,1 Hz, 1H), 3,63 - 3,52 (m, 1H), 2,45 (s, 3H), 2,44 - 2,37 (m, 2H), 2,15 - 2,05 (m, 2H), 2,00 -1,90 (m, 1H), 1,90 - 1,80 (m, 1H).
Exemplul 146: 5-[2-(1,1-Difluoroetil)-5-metil-imidazo[4,5-b]piridin-3-il]indolin-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 88. MS (ESI): masฤ calc. pentru C17H14F2N4O, 328,1; m/z gฤsitฤ, 329,0 [M+H]+. 1H RMN (400 MHz, CDCl3) ฮด 8,17 (s, 1H), 8,04 (d, J = 8,2 Hz, 1H), 7,34 - 7,27 (m, 2H), 7,20 (d, J= 8,3 Hz, 1H), 6,99 - 6,91 (m, 1H), 3,62 (s, 2H), 2,62 (s, 3H), 2,19 (t, J= 18,9 Hz, 3H).
Exemplul 147: 2-Ciclopropil-3-(1H-indazol-5-il)-5-metil-imidazo[4,5-b]piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 38. MS (ESI): masฤ calc. pentru C17H15N5, 289,1; m/z gฤsitฤ, 290,1 [M+H]+. 1H RMN (500 MHz, CDCl3) ฮด 12,06 (s, 1H), 7,97 (t, J = 1,0 Hz, 1H), 7,91 (d, J = 8,1 Hz, 1H), 7,74 (d, J = 1,9 Hz, 1H), 7,35 - 7,26 (m, 2H), 7,13 (d, J = 8,2 Hz, 1H), 2,83 - 2,53 (m, 3H), 1,80 (s, 1H), 1,48 -1,21 (m, 2H), 1,12 - 0,89 (m, 2H).
Exemplul 148: 3-(1H-Indazol-5-il)-2-izopropil-5-metil-imidazo[4,5-b]piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 38. MS (ESI): masฤ calc. pentru C17H17N5, 291,1; m/z gฤsitฤ, 292,1 [M+H]+. 1H RMN (500 MHz, CDCl3) ฮด 11,75 (s, 1H), 8,03 - 7,98 (m, 2H), 7,66 (dd, J= 1,9, 0,8 Hz, 1H), 7,35 (d, J= 8,5 Hz, 1H), 7,21 - 7,18 (m, 1H), 7,15 (d, J = 8,2 Hz, 1H), 3,11 - 2,99 (m, 1H), 2,65 (s, 3H), 1,33 (d, J = 6,9 Hz, 6H).
Exemplul 149: 2-Ciclobutil-3-(1H-indazol-5-il)-metil-imidazo[4,5-b]piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 38. MS (ESI): masฤ calc. pentru C18H17N5, 303,1; m/z gฤsitฤ, 304,1 [M+H]+. 1H RMN (500 MHz, CDCl3) ฮด 12,29 (s, 1H), 8,04 (d, J = 8,1 Hz, 1H), 7,93 (d, J = 1,0 Hz, 1H), 7,56 (dd, J = 1,9, 0,8 Hz, 1H), 7,22 (dd, J = 8,7, 1,0 Hz, 1H), 7,17 (d, J= 8,1 Hz, 1H), 7,08 (dd, J= 8,7, 1,8 Hz, 1H), 3,60 - 3,50 (m, 1H), 2,69 (s, 3H), 2,66 - 2,52 (m, 2H), 2,15 (dddd, J = 11,9, 9,5, 6,5, 4,2 Hz, 2H), 2,03 -1,86 (m, 2H).
Exemplul 150: 6-[2-(1,1-Difluoroetil)-5-metil-imidazo[4,5-b]piridin-3-il]-3H-1,3-benzotiazol-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 88. MS (ESI): masฤ calc. pentru C16H12F2N4OS, 346,1; m/z gฤsitฤ, 347,0 [M+H]+. 1H RMN (400 MHz, CDCl3) ฮด 10,28 (s, 1H), 8,10 (d, J = 8,2 Hz, 1H), 7,49 (d, J = 2,0 Hz, 1H), 7,28 - 7,22 (m, 2H), 7,00 (d, J= 8,5 Hz, 1H), 2,69 (s, 3H), 2,20 (t, J = 18,9 Hz, 3H).
Exemplul 151: 3-(1H-Indazol-5-il)-5-metil-2-(trifluorometil)imidazo[4,5-b]piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 88. MS (ESI): masฤ calc. pentru C15H10F3N5, 317,1; m/z gฤsitฤ, 318,0 [M+H]+. 1H RMN (400 MHz, CDCl3) ฮด 11,10 (s, 1H), 8,17 (d, J = 8,3 Hz, 1H), 8,08 (d, J = 1,0 Hz, 1H), 7,79 (d, J = 1,8 Hz, 1H), 7,48 - 7,43 (m, 1H), 7,35 - 7,29 (m, 2H), 2,67 (s, 3H).
Exemplul 152: 2-(1,1-Difluoroetil)-3-(1H-indazol-5-il)-5-metil-imidazo[4,5-b] piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 88. MS (ESI): masฤ calc. pentru C16H13F2N5, 313,1; m/z gฤsitฤ, 314,0 [M+H]+. 1H RMN (400 MHz, CDCl3) ฮด 11,18 (s, 1H), 8,10 (d, J= 8,2 Hz, 1H), 8,03 (d, J= 1,0 Hz, 1H), 7,80 - 7,76 (m, 1H), 7,41 - 7,37 (m, 1H), 7,34 - 7,30 (m, 1H), 7,25 (d, J = 8,4 Hz, 1H), 2,66 (s, 3H), 2,17 (t, J= 18,8 Hz, 3H).
Exemplul 153: 5-[5-(Difluorometil)-2-trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ.
O soluลฃie de 5-((3-amino-6-(difluorometil)piridin-2-il)amino)indolin-2-onฤ (Intermediar 48, produs din Etapa G., 0,10 g, 0,34 mmol) รฎn TFA (0,40 mL, 5,2 mmol) a fost agitatฤ la 80 ยฐC timp de 16 h. Masa de reacลฃie a fost concentratฤ รฎn vid, diluatฤ cu NaHCO3 aq. sat. (5 mL), ลi extrasฤ cu EtOAc (5 mL x 3). Straturile organice au fost combinate, uscate (Na2SO4), filtrate, ลi concentrate รฎn vid. Purificarea (FCC, SiO2, EtOAc/hexani) a dat compusul din titlu (19 mg, 15%). MS (ESI): masฤ calculatฤ pentru C16H9F5N4O, 368,1; m/z gฤsitฤ, 369,0 [M+H]+. 1H RMN (500 MHz, CDCl3) ฮด 8,39 (d, J = 8,4 Hz, 1H), 8,21 (s, 1H), 7,78 (d, J = 8,4 Hz, 1H), 7,34 - 7,28 (m, 2H), 7,07 (d, J= 8,9 Hz, 1H), 6,64 (t, J= 55,2 Hz, 1H), 3,68 (s, 2H).
Exemplul 154: 5-[2-(1,1-Difluoroetil)-5-(difluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ.
Exemplul 154 a fost preparat รฎntr-un mod analog cu Exemplul 153. MS (ESI): masฤ calc. pentru C17H12F4N4O, 364,1; m/z gฤsitฤ, 365,0 [M+H]+. 1H RMN (500 MHz, CDCl3) ฮด 8,30 (d, J = 8,3 Hz, 1H), 7,72 (d, J = 8,3 Hz, 2H), 7,37 - 7,29 (m, 2H), 7,02 (d, J= 8,9 Hz, 1H), 6,63 (t, J= 55,3 Hz, 1H), 3,66 (s, 2H), 2,21 (t, J = 19,0 Hz, 3H).
Exemplul 155: 2-(4-Fluorofenil)-3-(1H-indol-5-il)-5-metilsulfanil-imidazo[4,5-b]piridinฤ.
Exemplul 155 a fost preparat รฎntr-un mod analog cu Exemplul 38. MS (ESI): masฤ calculatฤ pentru C21H15FN4S, 374,1; m/z gฤsitฤ, 375,0 [M+H]+. 1H RMN (400 MHz, DMSO-d6) ฮด 2,41 (s, 3H) 6,51 (t, J = 2,1 Hz, 1H) 7,08 (dd, J = 8,6, 2,1 Hz, 1H) 7,14 - 7,21 (m, 2H) 7,24 (d, J = 8,6 Hz, 1H) 7,49 (t, J = 2,8 Hz, 1H) 7,53 (d, J = 8,6 Hz, 1H) 7,55 - 7,60 (m, 2H) 7,62 (d, J = 2,1 Hz, 1H) 8,06 (d, J = 8,6 Hz, 1H) 11,42 (brs, 1H).
Exemplul 156: 3-(1H-Indazol-5-il)-2-fenil-imidazo[4,5-b]piridin-5-ol.
O soluลฃie de 6-cloro-5-nitropiridin-2(1H)-onฤ (Intermediar 4, 150 mg, 0,86 mmol) ลi 1H-indazol-5-aminฤ (115 mg, 0,86 mmol) รฎn DMF (2,5 mL) a fost รฎncฤlzitฤ la 100 ยฐC timp de 3 ore. La amestec s-a adฤugat benzaldehidฤ (90 mg, 0,86 mmol) ลi masa de reacลฃie a fost lฤsatฤ sฤ se agite timp de 30 min urmatฤ de adฤugare de ditionit de sodiu (150 mg, 0,86 mmol). Dupฤ 12 h la 100 ยฐC masa de reacลฃie a fost lฤsatฤ sฤ se rฤceascฤ, diluatฤ cu EtOAc (100 mL), ลi spฤlatฤ cu H2O (50 mL x 3). Stratul organic a fost uscat (Na2SO4), filtrat, ลi concentrat รฎn vid. Purificarea (FCC, SiO2, EtOAc/hexani) a dat compusul din titlu (25 mg, 10%). MS (ESI): masฤ calc. pentru C19H13N5O, 327,1; m/z gฤsitฤ, 328,0 [M+H]+. 1H RMN (500 MHz, DMSO-d6) ฮด 13,33 (s, 1H), 10,76 (s, 1H), 8,16 (s, 1H), 8,03 (d, J = 8,5 Hz, 1H), 7,90 (dd, J = 1,9, 0,7 Hz, 1H), 7,66 (d, J= 8,7 Hz, 1H), 7,52 - 7,48 (m, 2H), 7,36 - 7,27 (m, 4H), 6,62 (d, J= 8,5 Hz, 1H).
Exemplul 157: 2-Ciclopropil-3-(1H-indazol-5-il)-5-metoxi-imidazo[4,5-b]piridinฤ.
Etapa A: 2-Ciclopropil-3-(1-((2-(trimetilsilil)etoxi)metil)-1H-indazol-5-il)-3H-imidazo[4,5-b]piridin-5(4H)-onฤ. La o soluลฃie de 5-amino-6-((1-((2-(trimetilsilil)etoxi)metil)-1H-indazol-5-il)amino)piridin-2(1H)-onฤ ( Intermediar 49, 350 mg, 0,94 mmol) รฎn DMF (12,0 mL) s-a adฤugat ciclopropancarbaldehidฤ (0,24 mL, 1,8 mmol) ลi ditionit de sodiu (538 mg, 2,83 mmol). Amestecul rezultat a fost รฎncฤlzit 85 ยฐC timp de 1h. Masa de reacลฃie a fost lฤsatฤ sฤ se rฤceascฤ, diluatฤ cu EtOAc ลi spฤlatฤ cu H2O. Stratul organic a fost uscat (Na2SO4) ลi concentrat รฎn vid. Reziduul rezultat a fost triturat รฎn DCM pentru a da compusul din titlu (225 mg, 56%). MS (ESI): masฤ calc. pentru C22H27N5O2Si, 421,6; m/z gฤsitฤ, 422,6 [M+H]+. 1H RMN (400 MHz, DMSO-d6) ฮด 10,57 (s, 1H), 8,40 - 8,29 (m, 1H), 8,14 - 8,06 (m, 1H), 8,06 - 7,98 (m, 1H), 7,89 (d, J= 8,5 Hz, 1H), 7,64 (dt, J= 8,8, 2,8 Hz, 1H), 6,56 (d, J = 8,5 Hz, 1H), 5,91 (s, 2H), 3,71 - 3,58 (m, 2H), 1,83 (ddd, J = 13,0, 6,8, 3,3 Hz, 1H), 1,14 (ddd, J = 6,2, 3,8, 2,1 Hz, 2H), 0,99 (ddd, J = 8,3, 6,3, 3,4 Hz, 2H), 0,96 - 0,86 (m, 2H), 0,06 - 0,01 (s, 9H).
Etapa B: 2-Ciclopropil-5-metoxi-3-(1-((2-(trimetilsilil)etoxi)metil)-1H-indazol-5-il)-3H-imidazo[4,5-b]piridinฤ. O soluลฃie de 2-ciclopropil-3-(1-((2-(trimetilsilil)etoxi)metil)-1H-indazol-5-il)-3H-imidazo[4,5-b]piridin-5(4H)-onฤ (215 mg, 0,51 mmol) รฎn DMF (6,0 mL) s-a adฤugat รฎn porลฃii hidrurฤ de litiu (10,6 mg, 1,53 mmol) la 0 ยฐC. Amestecul a fost agitat la aceastฤ temperaturฤ timp de 30 minute. S-a adฤugat iodurฤ de metil (0,07 mL, 1,12 mmol). Amestecul rezultat a fost agitat la 0 ยฐC timp de รฎncฤ 10 minute, ลi apoi รฎncฤlzit la rt ลi agitat timp de 3 ore. Amestecul de reacลฃie a fost stins cu NH4Cl aq. sat. ลi diluat cu EtOAc ลi apฤ. Straturile organice combinate au fost uscate (Na2SO4), filtrate, ลi concentrate sub presiune redusฤ. Purificarea (FCC, SiO2, Hex/EtOAc) a dat compusul din titlu (72 mg, 32%). MS (ESI): masฤ calc. pentru C23H29N5O2Si, 435,6 m/z gฤsitฤ, 436,6 [N4+H]+. 1H RMN (400 MHz, DMSO-d6) ฮด 8,38 (d, J = 0,9 Hz, 1H), 8,14 (dd, J = 2,0, 0,7 Hz, 1H), 8,07 (dt, J= 8,8, 0,9 Hz, 1H), 8,00 (d, J= 8,6 Hz, 1H), 7,72 (dd, J = 8,8, 1,9 Hz, 1H), 6,78 (d, J = 8,5 Hz, 1H), 5,94 (s, 2H), 3,79 (s, 3H), 3,72 - 3,63 (m, 2H), 1,94 (tt, J= 8,2, 4,8 Hz, 1H), 1,24 - 1,15 (m, 2H), 1,06 (m, J= 8,2, 6,6, 3,7 Hz, 2H), 1,00 - 0,86 (m, 2H), 0,03 - -0,04 (m, 9H).
Etapa C: 2-Ciclopropil-3-(1H-indazol-5-il)-5-metoxi-imidazo[4,5-b]piridinฤ. La o soluลฃie de 2-ciclopropil-5-metoxi-3-(1-((2-(trimetilsilil)etoxi)metil)-1H-indazol-5-il)-3H-imidazo[4,5-b]piridinฤ (70 mg, 0,16 mmol) รฎn DCM (1,0 mL) s-a adฤugat TFA (1,0 mL) ลi amestecul a fost agitat timp de 30 minute. Solventul a fost concentrat รฎn vid pentru a da intermediarul (5-(2-ciclopropil-5-metoxi-3H-imidazo[4,5-b]piridin-3-il)-1H-indazol-1-il)metanol care a fost dizolvat รฎn continuare รฎn NH3 2M รฎn metanol. Dupฤ agitarea amestecului timp de รฎncฤ 30 minute, soventul a fost concentrat รฎn vid ลi reziduul brut a fost purificat prin HPLC cu fazฤ inversฤ utilizรขnd o coloanฤ XBridge 18C (5ยตm, 100 x 4,6mm), fazฤ mobilฤ de ACN 10-100% รฎn NH4OH 20 mM, pentru a da compusul din titlu ca solid alb (24 mg, 48%). MS (ESI): masฤ calc. pentru C17H15N5O, 305,1; m/z gฤsitฤ, 306,0 [M+H]+. 1H RMN (400 MHz, DMSO-d6) ฮด 13,41 (br s, 1H), 8,22 (d, J = 1,1 Hz, 1H), 8,01 - 7,98 (m, 1H), 7,89 (d, J = 8,5 Hz, 1H), 7,79 - 7,74 (m, 1H), 7,50 (dd, J = 8,8, 1,9 Hz, 1H), 6,67 (d, J = 8,5 Hz, 1H), 3,69 (s, 3H), 1,91 - 1,79 (m, 1H), 1,13 - 1,07 (m, 2H), 1,00 - 0,92 (m, 2H).
Exemplul 158: 6-[2-Etil-5-ftrifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzoxazol-2-onฤ.
Etapa A: N-(2-((2-Oxo-2,3-dihidrobenzo[d]oxazol-6-il)amino)-6-(trifluorometil)piridin-3-il)tetrahidro-2H-piran-4-carboxamidฤ. O soluลฃie de 6-((3-amino-6-(trifluorometil)piridin-2-il)amino)benzo[d]oxazol-2(3H)-onฤ (Intermediar 58, 50 mg, 0,16 mmol) ลi Et3N (0,045 mmol, 0,32 mmol) รฎn DCM la 0 ยฐC a fost tratatฤ cu clorurฤ de tetrahidro-2H-piran-4-carbonil (26 mg, 0,18 mmol) ลi masa de reacลฃie a fost agitatฤ la rt timp de 2 ore. Amestecul a fost spฤlat cu apฤ, ลi stratul organic uscat (MgSO4). Purificarea (FCC, SiO2, cu un gradient de acetat de etil/hexani 0 pรขnฤ la 45%) a dat compusul din titlu (32 mg, 46%).
Etapa B: 6-[2-Etil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzoxazol-2-onฤ. O soluลฃie de N-(2-((2-oxo-2,3-dihidrobenzo[d]oxazol-6-il)amino)-6-(trifluorometil)piridin-3-il)tetrahidro-2H-piran-4-carboxamidฤ (321 mg, 0,76 mmol) รฎn acid propionic (1 mL) a fost รฎncฤlzitฤ la 100 ยฐC timp de 1h. La amestecul de reacลฃie s-a adฤugat HCl (0,0046 mL, 0,15 mmol) ลi masa de reacลฃie a fost รฎncฤlzitฤ รฎn continuare la 100 ยฐC timp de 1 orฤ. Masa de reacลฃie a fost stinsฤ cu NaHCO3 ลi extrasฤ cu DCM Stratul organic a fost separat, uscat (MgSO4), filtrat ลi solvenลฃii evaporaลฃi รฎn vid. Purificarea (cromatografie cu fazฤ inversฤ, 75% [25mM NH4HCO3] - 25% [ACN: MeOH 1:1] pรขnฤ la 38% [25mM NH4HCO3] - 62% [ACN: MeOH 1:1]) a dat compusul din titlu รฎn loc de piranul dorit (3,26 mg, 1,2%). MS (ESI): masฤ calc. pentru C16H11F3N4O2, 348,1; m/z gฤsitฤ, 349,0 [M+H]+. 1H RMN (300 MHz, DMSO-d6): ฮด 11,99 (br s, 1H), 8,31 (d, J = 8,2 Hz, 1H), 7,78 (d, J = 8,2 Hz, 1H), 7,63 (s, 1H), 7,41 - 7,17 (m, 2H), 2,78 (d, J = 7,5 Hz, 2H), 1,27 (t, J = 7,5 Hz, 3H).
Exemplul 159: 6-[2-Izopropil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzoxazol-2-onฤ.
O soluลฃie de 6-((3-amino-6-(trifluorometil)piridin-2-il)amino)benzo[d]oxazol-2(3H)-onฤ (Intermediar 58,100 mg, 0,32 mmol), ลi clorurฤ de izobutiril (0,037 mL, 0,35 mmol) รฎn toluen (4 mL) a fost รฎncฤlzitฤ la 100 ยฐC timp de 2 ore. Masa de reacลฃie a fost tratatฤ cu HCl (15 ยตL), ลi รฎncฤlzitฤ la 120 ยฐC timp de 2 ore, urmatฤ de adฤugare de acid p-toluensulfonic (12 mg, 0,064 mmol) ลi รฎncฤlzitฤ suplimentar 2 h la 120 ยฐC. Masa de reacลฃie a fost rฤcitฤ la rt ลi spฤlatฤ cu apฤ. Organicele au fost combinate, uscate (MgSO4), filtrate ลi concentrate sub presiune redusฤ. Purificarea (FCC, SiO2, cu un gradient de acetat de etil/hexani 0 pรขnฤ la 45%) a dat compusul din titlu (30 mg, 25%). MS (ESI): masฤ calc. pentru C17H13F3N4O2, 362,1; m/z gฤsitฤ, 363,0 [M+H]+. 1H RMN (300 MHz, DMSO-d6)ฮด 12,00 (br s, 1H), 8,32 (d, J = 8,2 Hz, 1H), 7,78 (d, J = 8,2 Hz, 1H), 7,68 (d, J = 1,5 Hz, 1H), 7,37 (dd, J= 8,2, 1,7 Hz, 1H), 7,31 (d, J= 8,2 Hz, 1H), 3,14 - 2,99 (m, 1H), 1,26 (d, J = 6,8 Hz, 6H).
Exemplul 160: 6-[2-Tetrahidropiran-4-il-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzoxazol-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 159. MS (ESI): masฤ calc. pentru C19H15F3N4O3, 404,1; m/z gฤsitฤ, 405,0 [M+H]+. 1H RMN (300 MHz, DMSO-d6)ฮด 12,01 (br s, 1H), 8,38 (d, J = 8,2 Hz, 1H), 7,84 (d, J = 8,2 Hz, 1H), 7,68 (d, J = 1,5 Hz, 1H), 7,38 (dd, J = 8,2,1,7 Hz, 1H), 7,31 (d, J = 8,2 Hz, 1H), 3,99 - 3,63 (m, 2H), 3,30 - 3,23 (m, 2H), 3,21 - 2,82 (m, 1H), 2,03 - 1,82 (m, 2H), 1,82 - 1,61 (m, 2H).
Exemplul 161: (R/S)-6-[2-Tetrahidrofuran-3-il-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzoxazol-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 159. MS (ESI): masฤ calc. pentru C18H13F3N4O3, 390,1; m/z gฤsitฤ, 391,0 [M+H]+. 1H RMN (300 MHz, DMSO-d6)ฮด 12,01 (br s, 1H), 8,34 (d, J = 8,2 Hz, 1H), 7,80 (d, J = 8,2 Hz, 1H), 7,67 (s, 1H), 7,38 (d, J = 8,3 Hz, 1H), 7,32 (d, J = 8,2 Hz, 1H), 4,03 - 3,93 (m, 1H), 3,92 - 3,81 (m, 2H), 3,80 - 3,66 (m, 1H), 3,65 - 3,50 (m, 1H), 2,40 - 2,21 (m, 1H), 2,20 - 2,01 (m, 1H).
Exemplul 162: 6-[2-(Etoximetil)-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzoxazol-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 159. MS (ESI): masฤ calc. pentru C17H13F3N4O3, 378,1; m/z gฤsitฤ, 379,0 [M+H]+. 1H RMN (300 MHz, DMSO-d6)ฮด 12,00 (s, 1H), 8,41 (d, J = 8,1 Hz, 1H), 7,84 (d, J= 8,1 Hz, 1H), 7,64 (d, J = 1,6 Hz, 1H), 7,38 (dd, J = 8,3, 1,8 Hz, 1H), 7,31 (d, J = 8,2 Hz, 1H), 4,65 (s, 2H), 3,42 (q, J = 7,0 Hz, 2H), 1,00 (t, J= 7,0 Hz, 3H).
Exemplul 163: 6-[2-terลฃ-butil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzoxazol-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 159. MS (ESI): masฤ calc. pentru C18H15F3N4O2, 376,1; m/z gฤsitฤ, 377,0 [M+H]+. 1H RMN (300 MHz, DMSO-d6) ฮด 12,04 (s, 1H), 8,29 (d, J = 8,2 Hz, 1H), 7,77 (d, J = 8,2 Hz, 1H), 7,67 (d, J = 1,4 Hz, 1H), 7,36 (dd, J = 8,2,1,6 Hz, 1H), 7,28 (d, J = 8,2 Hz, 1H), 1,30 (s, 9H).
Exemplul 164: 5-[2-(2-Fluoro-4-piridil)-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ.
Un amestec de 5-((3-amino-6-(trifluorometil)piridin-2-il)amino)indolin-2-onฤ (Intermediar 46, 308 mg, 1 mmol), 2-fluoroizonicotinaldehidฤ (150 mg, 1,2 mmol), ลi acetat de cupru (II) (90,7 mg, 0,5 mmol) รฎn 5 mL de AcOH a fost agitat la rt timp de 15 h รฎntr-un flacon cu capac liber. Capacul flaconului a fost รฎndepฤrtat ลi masa de reacลฃie a fost agitatฤ รฎn vas deschis timp de 15 h. Amestecul brut a fost filtrat ลi purificat (HPLC semi-Prep cu apฤ tamponatฤ cu TFA (0,05%), ลi ACN). Produsul purificat a fost re-dizolvat รฎn EtOAc (20 mL), spฤlat cu NaHCO3 (sat 2x20 mL), apoi apฤ (20 mL). Organicele au fost uscate (Na2SO4), filtrate, ลi concentrate sub presiune redusฤ pentru a da compusul din titlu ca solid maro (40 mg, 10%). MS (ESI): masฤ calc. pentru C20H11F4N5O, 413,1; m/z gฤsitฤ, 414,0 [M+H]+. 1H RMN (400 MHz, CD3OD) ฮด 8,41 (d, J= 8,2 Hz, 1H), 8,26 (d, J= 5,0 Hz, 1H), 7,85 (d, J = 8,3 Hz, 1H), 7,52 - 7,46 (m, 1H), 7,38 (d, J = 23,3 Hz, 2H), 7,30 (d, J = 8,4 Hz, 1H), 7,08 (d, J = 8,3 Hz, 1H), 3,65 (s, 2H).
Exemplul 165: 2-(2-Fluoro-4-piridil)-3-(1H-indazol-5-il)-5-(trifluorometil)imidazo [4,5-b]piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 1. 1H RMN (400 MHz, CD3OD) ฮด 8,44 (d, J = 8,2 Hz, 1H), 8,21 - 8,17 (m, 2H), 7,96 (dd, J = 2,0, 0,8 Hz, 1H), 7,87 (d, J = 8,3 Hz, 1H), 7,76 (dt, J = 8,7, 0,9 Hz, 1H), 7,45 (dd, J = 8,8,1,9 Hz, 1H), 7,42 (dt, J = 5,3, 1,6 Hz, 1H), 7,32 - 7,29 (m, 1H).
Exemplul 166: 5-[2-(3-Fluorociclobutil)-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ.
Etapa A: 3-Fluorociclobutancarbonil clorurฤ. La o soluลฃie de acid 3-fluorociclobutancarboxilic (118 mg, 1 mmol) รฎn DMF (5 ยตL) ลi DCM (1 mL) s-a adฤugat รฎn picฤturฤ diclorurฤ de oxalil (127 mg, 1 mmol), la rt Amestecul de reacลฃie a fost agitat timp de 3 ore. Soluลฃia de clorurฤ de 3-fluorociclobutancarbonil brutฤ a fost utilizatฤ direct fฤrฤ purificare suplimentarฤ รฎn etapa urmฤtoare.
Etapa B: 3-Fluoro-N-(2-((2-oxoindolin-5-il)amino-6-(trifluorometil)piridin-3-il)ciclobutancarboxamidฤ. O soluลฃie rฤcitฤ (0 ยฐC) de 5-((3-amino-6-(trifluorometil)piridin-2-il)amino)indolin-2-onฤ (Intermediar 46, 285 mg, 0,92mmol) รฎn THF (4 mL) ลi Et3N (0,51 mL, 3,7 mmol) s-a adฤugat รฎn picฤturฤ la clorura de 3-fluorociclobutancarbonil. Masa de reacลฃie a fost agitatฤ la 0 ยฐC timp de 2 ore. Solventul a fost รฎndepฤrtat sub presiune redusฤ. Purificarea (FCC, SiO2, hexan/EtOAc) a dat compusul din titlu (105 mg, 28%). 1H RMN (400 MHz, CD3OD) ฮด 7,85 (d, J = 7,8 Hz, 1H), 7,57 (d, J = 2,1 Hz, 1H), 7,45 (dd, J = 8,5, 2,2 Hz, 1H), 7,13 (d, J = 7,9 Hz, 1H), 6,83 (d, J = 8,4 Hz, 1H), 5,38 - 5,11 (m, 1H), 3,53 (s, 2H), 3,42 - 3,35 (m, 1H), 2,75 - 2,61 (m, 2H), 2,62 - 2,44 (m, 2H).
Etapa C: 5-[2-(3-Fluorociclobutil)-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ. O soluลฃie de 3-fluoro-N-(2-((2-oxoindolin-5-il)amino)-6-(trifluorometil)piridin-3-il)ciclobutancarboxamidฤ (80 mg, 0,19 mmol) รฎn acid acetic (8 mL) a fost รฎncฤlzitฤ รฎntr-un reactor cu microunde la 120 ยฐC timp de 20 min Amestecul de reacลฃie a fost concentrat sub presiune redusฤ. Amestecul de reacลฃie a fost diluat cu EtOAc (20 mL) ลi spฤlat cu NaHCO3 (sat. 3x20 mL). Organicele au fost uscate (Na2SO4), filtrate, ลi concentrate sub presiune redusฤ. Purificarea (FCC, SiO2, hexan/EtOAc 5% pรขnฤ la 35%) a dat compusul din titlu (35 mg, 46%). 1H RMN (400 MHz, CDCl3) ฮด 9,10 (s, 1H), 8,20 (d, J= 8,2 Hz, 1H), 7,68 (d, J= 8,3 Hz, 1H), 7,21 (s, 1H), 7,15 (dd, J = 8,1, 2,1 Hz, 1H), 6,98 (d, J = 8,2 Hz, 1H), 5,10 - 4,85 (m, 1H), 3,59 (s, 2H), 3,10 - 2,99 (m, 1H), 2,91 - 2,74 (m, 2H), 2,74 - 2,62 (m, 2H).
Exemplul 167: (R)-3-(1H-Indazol-5-il)-2-sec-butil-5-(trifluorometil)imidazo[4,5-b]piridinฤ.
Enantiomer resolvat din Exemplul 102. MS (ESI): masฤ calc. pentru C18H16F3N5, 359,1; m/z gฤsitฤ, 360,0 [M+H]+. 1H RMN (400 MHz, CD3OD) ฮด 8,25 - 8,19 (m, 2H), 7,93 (d, J = 1,7 Hz, 1H), 7,80 (d, J = 8,7 Hz, 1H), 7,75 (d, J = 8,3 Hz, 1H), 7,44 - 7,39 (m, 1H), 3,03 - 2,92 (m, 1H), 1,99 -1,87 (m, 1H), 1,75 - 1,64 (m, 1H), 1,37 (d, J = 6,9 Hz, 3H), 0,87 - 0,79 (m, 3H).
Exemplul 168: (S)-3-(1H-Indazol-5-il)-2-sec-butil-5-(trifluorometil)imidazo[4,5-b]piridinฤ.
Enantiomer resolvat din Exemplul 102. MS (ESI): masฤ calc. pentru C18H16F3N5, 359,1; m/z gฤsitฤ, 360,0 [M+H]+. 1H RMN (400 MHz, CD3OD) ฮด 8,25 - 8,20 (m, 2H), 7,95 - 7,91 (m, 1H), 7,80 (d, J = 8,8 Hz, 1H), 7,75 (d, J = 8,3 Hz, 1H), 7,44 - 7,39 (m, 1H), 3,04 - 2,91 (m, 1H), 1,99 - 1,86 (m, 1H), 1,75 -1,63 (m, 1H), 1,37 (d, J = 6,8 Hz, 3H), 0,88 - 0,79 (m, 3H).
Exemplul 169: 2-(5-Fluoro-2-piridil)-3-(1H-indazol-5-il)-5-(trifluorometil)imidazo [4,5-b]piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 1. MS (ESI): masฤ calc. pentru C19H10F4N6, 398,1; m/z gฤsitฤ, 399,0 [M+H]+. 1H RMN (400 MHz, CD3OD) ฮด 8,39 (d, J = 8,2 Hz, 1H), 8,29 (d, J = 2,9 Hz, 1H), 8,18 (dd, J = 8,8, 4,4 Hz, 1H), 8,13 (s, 1H), 7,87 - 7,81 (m, 2H), 7,76 - 7,69 (m, 1H), 7,66 (d, J = 8,8 Hz, 1H), 7,37 (dd, J = 8,8, 1,9 Hz, 1H).
Exemplul 170: 3-(1H-Indazol-5-il)-5-izopropil-2-(trifluorometil)imidazo[4,5-b] piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 125. MS (ESI): masฤ calc. pentru C17H14F3N5, 345,1; m/z gฤsitฤ, 346,0 [M+H]+. 1H RMN (400 MHz, CD3OD) ฮด 8,24 - 8,17 (m, 2H), 7,98 (d, J = 1,8 Hz, 1H), 7,79 - 7,74 (m, 1H), 7,47 (dd, J = 8,9, 1,9 Hz, 1H), 7,43 (d, J = 8,5 Hz, 1H), 3,16 - 3,06 (m, 1H), 1,25 (s, 3H), 1,23 (s, 3H).
Exemplul 171: 5-terลฃ-Butil-3-(1H-indazol-5-il)-2-(trifluorometil)imidazo[4,5-b] piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 125. MS (ESI): masฤ calc. pentru C18H16F3N5, 359,1; m/z gฤsitฤ, 360,0 [M+H]+. 1H RMN (400 MHz, CD3OD) ฮด 8,22 (d, J = 1,0 Hz, 1H), 8,18 (d, J = 8,6 Hz, 1H), 7,97 (d, J = 1,8 Hz, 1H), 7,78 - 7,74 (m, 1H), 7,61 (d, J = 8,6 Hz, 1H), 7,50 - 7,45 (m, 1H), 1,30 (s, 9H).
Exemplul 172: 3-(1H-Indazol-5-il)-N-izopropil-5-(trifluorometil)imidazo[4,5-b] piridin-2-carboxamidฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 128. MS (ESI): masฤ calc. pentru C18H15F3N6O, 388,1; m/z gฤsitฤ, 389,0 [M+H]+. 1H RMN (400 MHz, CD3OD) ฮด 8,42 (d, J = 8,3 Hz, 1H), 8,18 (d, J = 1,1 Hz, 1H), 7,92 - 7,89 (m, 1H), 7,85 (d, J = 8,4 Hz, 1H), 7,74 - 7,69 (m, 1H), 7,46 (dd, J = 8,8, 1,9 Hz, 1H), 4,11 - 4,00 (m, 1H), 1,21 (s, 3H), 1,19 (s, 3H).
Exemplul 173: [3-(1H-Indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridin-2-il]-pirolidin-1-il-metanonฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 128. MS (ESI): masฤ calc. pentru C19H15F3N6O, 400,1; m/z gฤsitฤ, 401,0 [M+H]+. 1H RMN (500 MHz, CD3OD) ฮด 8,44 - 8,40 (m, 1H), 8,19 (d, J = 1,1 Hz, 1H), 7,99 - 7,96 (m, 1H), 7,86 (d, J = 8,5 Hz, 1H), 7,76 - 7,72 (m, 1H), 7,55 - 7,51 (m, 1H), 3,67 (t, J = 6,8 Hz, 2H), 3,52 - 3,46 (m, 2H), 1,96 -1,88 (m, 4H).
Exemplul 174: 2-(4-Fluorofenil)-3-(1H-indol-5-il)imidazo[4,5-b]piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 33. MS (ESI): masฤ calc. pentru C20H13FN4, 328,1; m/z gฤsitฤ, 329,1 [M+H]+. 1H RMN (500 MHz, CDCl3) ฮด 8,51 (s, 1H), 8,38 (dd, J = 4,8, 1,5 Hz, 1H), 8,15 (dd, J = 8,0, 1,5 Hz, 1H), 7,69 - 7,62 (m, 3H), 7,50 - 7,45 (m, 1H), 7,33 - 7,27 (m, 2H), 7,12 (dd, J = 8,5, 2,0 Hz, 1H), 7,01 - 6,93 (m, 2H), 6,62 - 6,57 (m, 1H).
Exemplul 175: 4-[2-(4-Fluorofenil)-3-(1H-indol-5-il)imidazo[4,5-b]piridin-7-il]morfolinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 62. MS (ESI): masฤ calc. pentru C24H20FN5O, 413,2; m/z gฤsitฤ, 414,2 [M+H]+.
Exemplul 176: 3-(1H-Indazol-5-il)-2-[4-(trifluorometil)fenil]imidazo[4,5-b]piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 1. MS (ESI): masฤ calc. pentru C20H12F3N5, 379,1; m/z gฤsitฤ, 380,1 [M+H]+. 1H RMN (500 MHz, CDCl3) ฮด 11,43 (s, 1H), 8,47 (dd, J = 4,8,1,5 Hz, 1H), 8,24 (dd, J = 8,1, 1,5 Hz, 1H), 8,06 (d, J = 1,1 Hz, 1H), 7,79 - 7,73 (m, 3H), 7,58 - 7,52 (m, 2H), 7,45 - 7,41 (m, 1H), 7,38 (dd, J = 8,0, 4,8 Hz, 1H), 7,27 - 7,24 (m, 1H).
Exemplul 177: 3-(1H-Indazol-5-il)-2-[4-(trifluorometoxi)fenil]imidazo[4,5-b] piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 1. MS (ESI): masฤ calc. pentru C20H12F3N5O, 395,1; m/z gฤsitฤ, 396,1 [M+H]+. 1H RMN (500 MHz, CDCl3) ฮด 10,68 (s, 1H), 8,42 (dd, J = 4,8, 1,5 Hz, 1H), 8,19 (dd, J = 8,0, 1,5 Hz, 1H), 8,12 (d, J = 1,1 Hz, 1H), 7,82 (dd, J = 1,9, 0,8 Hz, 1H), 7,70 - 7,63 (m, 2H), 7,59 - 7,53 (m, 1H), 7,35 (dd, J = 8,1, 4,8 Hz, 1H), 7,31 (dd, J = 8,7, 1,9 Hz, 1H), 7,16 - 7,12 (m, 2H).
Exemplul 178: 5-[2-[4-(Trifluorometil)fenil]imidazo[4,5-b]piridin-3-il]indolin-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 33. MS (ESI): masฤ calc. pentru C21H13F3N4O, 394,1; m/z gฤsitฤ, 395,1 [M+H]+. 1H RMN (500 MHz, CDCl3) ฮด 8,44 (s, 1H), 8,42 (dd, J = 4,8,1,5 Hz, 1H), 8,19 (dd, J = 8,0,1,5 Hz, 1H), 7,80 - 7,76 (m, 2H), 7,65 - 7,59 (m, 2H), 7,35 (dd, J = 8,0,4,8 Hz, 1H), 7,32 (s, 1H), 7,20 - 7,15 (m, 1H), 6,98 (d, J = 8,2 Hz, 1H), 3,63 (s, 2H).
Exemplul 179: 3-[3-(2-Oxoindolin-5-il)-5-(trifluorometil)imidazo[4,5-b]piridin-2-il]azetidin-1-carboxilat de terลฃ-butil.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 38. MS (ESI): masฤ calc. pentru C23H22F3N5O3, 473,2; m/z gฤsitฤ, 474,1 [M+H]+. 1H RMN (500 MHz, DMSO-d6) ฮด 10,67 (s, 1H), 8,38 (dd, J = 8,2, 0,7 Hz, 1H), 7,81 (d, J = 8,3 Hz, 1H), 7,37 - 7,35 (m, 1H), 7,32 - 7,28 (m, 1H), 7,01 (d, J = 8,2 Hz, 1H), 4,29 - 4,18 (m, 2H), 4,09 - 3,97 (m, 2H), 3,95 - 3,87 (m, 1H), 3,61 (s, 2H), 1,38 (s, 9H).
Exemplul 180: 5-[2-(Azetidin-3-il)-5-(trifluorometil)imidazo[4,5-b]piridin-3-il] indolin-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 38. MS (ESI): masฤ calc. pentru C18H14F3N5O, 373,1; m/z gฤsitฤ, 374,0 [M+H]+. 1H RMN (500 MHz, DMSO) ฮด 10,89 - 10,62 (m, 1H), 8,92 (d, J = 50,0 Hz, 1H), 8,52 - 8,31 (m, 1H), 7,91 - 7,61 (m, 1H), 7,49 - 7,24 (m, 1H), 7,05 (dt, J = 8,4, 4,5 Hz, 1H), 5,01 (d, J = 86,4 Hz, 1H), 3,60 (s, 1H), 2,56 (d, J = 3,0 Hz, 1H), 2,32 - 2,24 (m, 3H).
Exemplul 181: 5-(2,5-Dimetilimidazo[4,5-b]piridin-3-il)indolin-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 38. MS (ESI): masฤ calc. pentru C16H14N4O, 278,1; m/z gฤsitฤ, 279,1 [M+H]+. 1H RMN (500 MHz, CDCl3) ฮด 8,11 (s, 1H), 7,88 (d, J = 8,1 Hz, 1H), 7,29 - 7,27 (m, 1H), 7,25 - 7,20 (m, 1H), 7,09 (d, J = 8,1 Hz, 1H), 7,00 (d, J = 8,1 Hz, 1H), 3,63 (s, 2H), 2,59 (s, 3H), 2,50 (s, 3H).
Exemplul 182: 2-Ciclopentil-3-(1H-indol-5-il)-5-piperazin-1-il-imidazo[4,5-b] piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 38. 1H RMN (500 MHz, DMSO-d6) ฮด 1,42 - 1,51 (m, 2H) 1,65 -1,80 (m, 4H) 1,82 - 1,91 (m, 2H) 2,21 (br s, 1H) 2,66 - 2,72 (m, 4H) 3,08 (quin, J = 8,1 Hz, 1H) 3,19 - 3,24 (m, 4H) 6,53 (ddd, J = 3,0, 2,0, 0,9 Hz, 1H) 6,69 (d, J = 9,0 Hz, 1H) 7,06 (dd, J = 8,7, 2,0 Hz, 1H) 7,49 (t, J = 2,7Hz, 1H) 7,53 - 7,56 (m, 1H) 7,57 (s, 1H) 7,77 (d, J = 8,7 Hz, 1H) 11,39 (br s, 1H).
Exemplul 183: 3-[3-(2-Oxoindolin-5-il)-5-(trifluorometil)imidazo[4,5-b]piridin-2-il] propanoat de metil.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 73 Etapa A. MS (ESI): masฤ calc. pentru C19H15F3N4O3, 404,1; m/z gฤsitฤ, 405,0 [M+H]+. 1H RMN (400 MHz, CDCl3) ฮด 8,64 (s, 1H), 8,13 (d, J = 8,3 Hz, 1H), 7,64 (d, J = 8,2 Hz, 1H), 7,32 - 7,26 (m, 2H), 7,01 (d, J = 8,1 Hz, 1H), 3,68 (s, 3H), 3,62 (s, 2H), 3,14 - 3,06 (m, 2H), 3,05 - 2,97 (m, 2H).
Exemplul 184: 3-(7-Bromo-1H-indazol-5-il)-2-izopropil-5-(trifluorometil)imidazo [4,5-b]piridinฤ.
Compusul din titlu a fost fฤcut รฎntr-un mod analog cu Exemplul 109, Metoda B. MS (ESI): masฤ calc. pentru C17H13BrF3N5, 423,0; m/z gฤsitฤ, 424,0 [M+H]+. 1H RMN (500 MHz, DMSO-d6) ฮด 13,92 (s, 1H), 8,40 (s, 1H), 8,33 (dd, J = 8,2, 0,7 Hz, 1H), 8,11 (d, J = 1,7 Hz, 1H), 7,92 (d, J = 1,7 Hz, 1H), 7,79 (d, J = 8,2 Hz, 1H), 3,12 - 3,01 (m, 1H), 1,26 (d, J = 6,8 Hz, 6H).
Exemplul 185: 6-(2-Ciclobutil-5-(trifluorometil)-3H-imidazo[4,5-b]piridin-3-il)-3-metilbenzo[d]tiazol-2(3H)-onฤ.
La o soluลฃie de 6-(2-ciclobutil-5-(trifluorometil)-3H-imidazo[4,5-b]piridin-3-il)benzo[d]tiazol-2(3H)-onฤ (Exemplul 132, 0,03 g, 0,077 mmol) รฎn DMF (3 mL) s-a adฤugat NaH (0,003 g, 0,077 mmol). Masa de reacลฃie a fost agitatฤ timp de 30 minute apoi la amestec s-a adฤugat MeI (0,005 mL, 0,077 mmol). Dupฤ 1 h masa de reacลฃie a fost diluatฤ cu EtOAc ลi spฤlatฤ cu apฤ (5 mL x 3). Organicele au fost uscate ลi concentrate รฎn vid. Purificarea (FCC, SiO2, EtOAc/hexani) a dat compusul din titlu (0,02 g, 74%). MS (ESI): masฤ calc. pentru C19H15F3N4OS, 404,1; m/z gฤsitฤ, 405,0 [M+H]+. 1H RMN (500 MHz, CDCl3) ฮด 8,20-8,14 (m, 1H), 7,65 (d, J = 8,2 Hz, 1H), 7,43 (d, J = 2,1 Hz, 1H), 7,32 (dd, J = 8,5, 2,1 Hz, 1H), 7,23 (d, J = 8,5 Hz, 1H), 3,70-3,59 (m, 1H), 3,54 (s, 3H), 2,69-2,53 (m, 2H), 2,34-2,20 (m, 2H), 2,09-1,95 (m, 2H).
Exemplul 186: 3-(7-3H-1H-indazol-5-il)-2-izopropil-5-(trifluorometil)-3H-imidazo[4,5-b]piridinฤ.
La o soluลฃie de 3-(7-bromo-1H-indazol-5-il)-2-izopropil-5-(trifluorometil)imidazo[4,5-b]piridinฤ (Exemplul 184, 5 mg) รฎn etanol (1 mL), s-a adฤugat Pd/C (10 %, 2,5 mg), ลi 3H gazos (760 mmHg). Masa de reacลฃie a fost agitatฤ la temperatura camerei timp de 8 ore. Produsul brut a fost filtrat ลi tritiul labil a fost รฎndepฤrtat prin rotovap. Aceasta s-a repetat รฎncฤ de 2 ori. Materialul brut a fost purificat (coloanฤ HPLC 18C, fazฤ mobilฤ gradient A: TFA 0,1 %, B: CH3CN 100 %, A pรขnฤ la 100 % B รฎn 60 min, U.V. 280 nm, debit 6 mL/min) pentru a da compusul din titlu.
Exemplul 187: 3-(7-Bromo-1H-indazol-5-il)-2,5-bis(trifluorometil)imidazo[4,5-b] piridinฤ.
Compusul din titlu a fost fฤcut รฎntr-un mod analog cu Exemplul 134 utilizรขnd 2-cloro-3-nitro-6-(trifluorometil)piridinฤ ลi 7-bromo-1H-indazol-5-aminฤ. MS (ESI): masฤ calc. pentru C15H6BrF6N5, 449,0; m/z gฤsitฤ, 449,8 [M+H]+. 1H RMN (500 MHz, DMSO-d6) ฮด 13,98 (s, 1H), 8,73 (d, J = 8,4 Hz, 1H), 8,44 (s, 1H), 8,22 (d, J = 1,6 Hz, 1H), 8,04 (d, J = 8,4 Hz, 1H), 8,02 (s, 1H).
Exemplul 188: 3-(7-Fenil-1H-indazol-5-il)-2,5-bis(trifluorometil)-3H-imidazo[4,5-b]piridinฤ.
O soluลฃie de 3-(7-bromo-1H-indazol-5-il)-2,5-bis(trifluorometil)-3H-imidazo[4,5-b]piridinฤ (Exemplul 187, 0,04 g, 0,09 mmol), acid fenil boronic (0,01 g, 0,09 mmol), PdCl2(dtbpf) (0,03 g, 0,004 mmol), ลi K3PO4 (0,06 g, 0,27 mmol) รฎn 1,4 dioxan (2 mL) ลi H2O (1 mL) a fost iradiatฤ timp de 30 minute la 100 ยฐC. Masa de reacลฃie a fost concentratฤ รฎn vid. Purificarea (FCC, SiO2, EtOAc/hexani) a dat compusul din titlu (0,02 g, 50%). MS (ESI): masฤ calc. pentru C21H11F6N5, 447,1; m/z gฤsitฤ, 448,1 [M+H]+. 1H RMN (400 MHz, CDCl3) ฮด 10,93 - 10,77 (s, 1H), 8,52 - 8,34 (dd, J = 8,6, 0,8 Hz, 1H), 8,29 - 8,16 (s, 1H), 7,94 - 7,78 (m, 2H), 7,78 - 7,64 (s, 2H), 7,61 - 7,37 (m, 4H).
Exemplul 189: 2,5-Bis(trifluorometil)-3-(7-vinil-1H-indazol-5-il)-3H-imidazo[4,5-b]piridinฤ.
O soluลฃie de 3-(7-bromo-1H-indazol-5-il)-2,5-bis(trifluorometil)-3H-imidazo[4,5-b]piridinฤ (Exemplul 187, 0,025 g, 0,056), tributilvinilstaniu (0,2 g, 0,06 mmol), ลi Pd(PPh3)4 (0,006 g, 0,006 mmol) รฎn toluen (2 mL) a fost iradiatฤ รฎntr-un cuptor cu microunde timp de 45 min la 140 ยฐC. Masa de reacลฃie a fost concentratฤ รฎn vid. Purificarea (FCC, SiO2, EtOAc:Hex) a dat compusul din titlu (0,005 g, 23%). MS (ESI): masฤ calc. pentru C17H9F6N5, 397,1; m/z gฤsitฤ, 398,1 [M+H]+. 1H RMN (500 MHz, CDCl3) ฮด10,95 -10,65 (s, 1H), 8,55 - 8,40 (d, J = 8,4 Hz, 1H), 8,24 - 8,09 (s, 1H), 7,90 - 7,81 (d, J = 8,4 Hz, 1H), 7,81 - 7,68 (d, J = 1,8 Hz, 1H), 7,44 - 7,33 (d, J = 1,7 Hz, 1H), 7,03 - 6,89 (m, 1H), 6,02 - 5,81 (d, J = 17,7 Hz, 1H), 5,76 - 5,52 (d, J = 11,2 Hz, 1H), 4,22 - 3,97 (q, J = 7,1 Hz, 6H).
Exemplul 190: 6-(5-(Trifluorometil)-3H-imidazo[4,5-b]piridin-3-il)benzo[d]tiazol-2(3H)-onฤ.
O soluลฃie de 6-((3-amino-6-(trifluorometil)piridin-2-il)amino)benzo[d]tiazol-2(3H)-onฤ (Exemplul 134, Metoda B, produs din Etapa A, 0,10 g, 0,31 mmol) รฎn triortoformiat de etil (15 mL, 3,1 mmol) a fost รฎncฤlzitฤ la 145 ยฐC timp de 18 h. Masa de reacลฃie a fost concentratฤ รฎn vid. Purificarea (FCC, SiO2, eter de petrol/EtOAc, 1:1 pรขnฤ la 0:1) a dat compusul din titlu (0,06 g, 62%). MS (ESI): masฤ calc. pentru C14H7F3N4OS, 336,0; m/z gฤsitฤ, 337,0, [M+H]+. 1H RMN (500 MHz, DMSO-d6) ฮด 9,08-8,98 (s, 1H), 8,52-8,41 (d, J = 8,2 Hz, 1H), 8,10-8,03 (d, J = 2,2 Hz, 1H), 7,93-7,84 (d, J = 8,1 Hz, 1H), 7,80-7,66 (dd, J = 8,4, 2,0 Hz, 1H), 7,41-7,27 (d, J = 8,5 Hz, 1H).
Exemplul 191: 3-(3-Fluoro-1H-indazol-5-il)-2-izopropil-5-(trifluorometil)imidazo [4,5-b]piridinฤ.
La o soluลฃie de N2-(3-fluoro-1H-indazol-5-il)-6-(trifluorometil)piridin-2,3-diaminฤ (Intermediar 53, 85 mg, 0,273 mmol) รฎn AcOH (1,1 mL) s-a adฤugat acetat de cupru (II) (24,8 mg, 0,137 mmol) ลi izobutiraldehidฤ (37,4 ยตL, 0,410 mmol). Aceasta a fost agitatฤ la rt timp de 1,5 h. Masa de reacลฃie a fost stinsฤ la pH = 7 cu NaOH 4N ลi extrasฤ cu EtOAc. Straturile organice combinate au fost uscate (Na2SO4), filtrate, ลi concentrate รฎn vid. Purificarea (FCC, SiO2, EtOAc รฎn hexani 0-100%) apoi recristalizarea din EtOH au dat compusul din titlu (22 mg, 22%). MS (ESI): masฤ calc. pentru C17H13F4N5, 363,1; m/z gฤsitฤ, 364,0 [M+H]+. 1H RMN (400 MHz, DMSO-d6) ฮด 12,97 (s, 1H), 8,33 (d, J = 8,3 Hz, 1H), 8,09 (d, J = 1,7 Hz, 1H), 7,79 (d, J = 8,2 Hz, 1H), 7,76-7,72 (m, 1H), 7,61-7,57 (m, 1H), 3,14-3,05 (m, 1H), 1,26 (d, J = 6,8 Hz, 6H).
Exemplul 192: 5-Cloro-3-(1H-indazol-5-il)-2-(trifluorometil)imidazo[4,5-b]piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 125. MS (ESI): masฤ calc. pentru C14H7ClF3N5, 337,0; m/z gฤsitฤ, 338,0 [M+H]+. 1H RMN (400 MHz, CD3OD) ฮด 8,30 (d, J = 8,5 Hz, 1H), 8,22 (d, J = 1,0 Hz, 1H), 8,00 (d, J = 1,9 Hz, 1H), 7,79-7,75 (m, 1H), 7,53 (d, J = 8,5 Hz, 1H), 7,50-7,45 (m, 1H).
Exemplul 193: 5-Etil-3-(1H-indazol-5-il)-2-(trifluorometil)imidazo[4,5-b]piridinฤ.
รntr-un balon uscat รฎn etuvฤ sub azot, 5-cloro-3-(1H-indazol-5-il)-2-(trifluorometil)-3H-imidazo[4,5-b]piridinฤ (Exemplul 192, 50 mg, 0,148 mmol), fier (III) acetilacetonat (2,6 mg, 0,007 mmol), ลi N-metil-2-pirolidonฤ (92 ยตL, 0,962 mmol) au fost agitate รฎn THF (0,75 mL). La aceastฤ soluลฃie s-a adฤugat รฎn picฤturฤ bromurฤ de etilmagneziu (0,2 mL, 3,0 M รฎn dietil eter). Amestecul de reacลฃie a fost agitat la rt timp de 30 min. Masa de reacลฃie a fost stinsฤ cu saramurฤ ลi extrasฤ cu EtOAc. Straturile organice combinate au fost uscate (Na2SO4), filtrate, ลi concentrate รฎn vid. Purificarea (HPLC cu fazฤ inversฤ, ACN 5-95% รฎn NH4OH 20 nM รฎn apฤ) a dat compusul din titlu (16,7 mg, 34%). MS (ESI): masฤ calc. pentru C16H12F3N5, 331,1; m/z gฤsitฤ, 332,0 [M+H]+. 1H RMN (400 MHz, CD3OD) ฮด 8,24-8,18 (m, 2H), 7,98 (d, J = 1,8 Hz, 1H), 7,76 (d, J = 8,7 Hz, 1H), 7,49-7,44 (m, 1H), 7,42 (d, J = 8,4 Hz, 1H), 2,89-2,80 (m, 2H), 1,28-1,20 (m, 3H).
Exemplul 194: 3-(7-Metil-1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ.
N2-(7-Metil-1H-indazol-5-il)-6-(trifluorometil)piridin-2,3-diaminฤ (Intermediar 55, 50 mg, 0,163 mmol) a fost preluat รฎn etanol (1,9 mL). La aceasta s-a adฤugat trimetoximetan (0,18 mL, 1,63 mmol) ลi acid clorhidric (6 N, 95 ยตL). Aceasta a fost รฎncฤlzitฤ la microunde la 120 ยฐC timp de 30 min. Solventul a fost evaporat ลi reziduul a fost alcalinizat cu NaHCO3 aq. sat. ลi extras cu EtOAc. Straturile organice combinate au fost uscate (Na2SO4), filtrate, ลi concentrate รฎn vid. Acest material brut a fost purificat prin HPLC cu fazฤ inversฤ (ACN 5-95% รฎn NH4OH 20 nM รฎn apฤ) pentru a furniza compusul din titlu (16 mg, 31%). MS (ESI): masฤ calc. pentru C15H10F3N5, 317,1; m/z gฤsitฤ, 318,1 [M+H]+. 1H RMN (400 MHz, CD3OD) ฮด 8,88 (s, 1H), 8,34 (d, J = 8,3 Hz, 1H), 8,19 (s, 1H), 8,04 (d, J = 1,9 Hz, 1H), 7,82 (d, J = 8,4 Hz, 1H), 7,61-7,56 (m, 1H), 2,68 (s, 3H).
Exemplul 195: 2-(4-Fluorofenil)-3-(7-metil-1H-indazol-5-il)-5-(trifluorometil) imidazo[4,5-b]piridinฤ.
Etapa A: 2-(4-Fluorofenil)-3-(7-metil-1H-indazol-5-il)-5-(trifluorometil)-2,3-dihidro-1H-imidazo[4,5-b]piridinฤ. La o soluลฃie de N2-(7-metil-1H-indazol-5-il)-6-(trifluorometil)piridin-2,3-diaminฤ (Intermediar 55, 80 mg, 0,260 mmol) รฎn acid acetic (1,3 mL) s-a adฤugat acetat de cupru (II) (24 mg, 0,130 mmol) ลi 4-fluorobenzaldehidฤ (28 ยตL, 0,260 mmol). Aceastฤ masa de reacลฃie a fost agitatฤ la rt timp de 2 ore รฎnainte de a fost stinsฤ cu apฤ ลi extrasฤ cu EtOAc. Straturile organice combinate au fost uscate (Na2SO4), filtrate, ลi concentrate รฎn vid. Purificarea (HPLC cu fazฤ inversฤ, ACN 5-95% รฎn NH4OH 20 nM รฎn apฤ) a dat compusul din titlu (43 mg, 40%). MS (ESI): masฤ calc. pentru C21H15F4N5, 413,1; m/z gฤsitฤ, 414,0 [M+H]+.
Etapa B: 2-(4-Fluorofenil)-3-(7-metil-1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ. La o soluลฃie de 2-(4-fluorofenil)-3-(7-metil-1H-indazol-5-il)-5-(trifluorometil)-2,3-dihidro-1H-imidazo[4,5-b]piridinฤ (43 mg, 0,104 mmol) รฎn acetonitril (1,0 mL) s-a adฤugat acetat de cupru (II) (19 mg, 0,104 mmol). Aceastฤ masa de reacลฃie a fost agitatฤ la 50 ยฐC timp de 5 ore. Masa de reacลฃie a fost stinsฤ cu apฤ ลi extrasฤ cu EtOAc. Straturile organice combinate au fost uscate (Na2SO4), filtrate, ลi concentrate รฎn vid. Acest material brut a fost purificat prin HPLC cu fazฤ inversฤ (ACN 5-95% รฎn NH4OH 20 nM รฎn apฤ) pentru a furniza compusul din titlu (2,7 mg, 6%). MS (ESI): masฤ calc. pentru C21H13F4N5, 411,1; m/z gฤsitฤ, 412,0 [M+H]+. 1H RMN (500 MHz, CD3OD) ฮด 8,32 (d, J = 8,3 Hz, 1H), 8,14 (s, 1H), 7,81 (d, J = 8,3 Hz, 1H), 7,71-7,69 (m, 1H), 7,69-7,64 (m, 2H), 7,20-7,17 (m, 1H), 7,14-7,08 (m, 2H), 2,60 (d, J = 0,8 Hz, 3H).
Exemplul 196: 2-Etoxi-3-(3-fluoro-1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ.
Etapa A: 2,2-Dietoxi-3-(3-fluoro-1H-indazol-5-il)-5-(trifluorometil)-2,3-dihidro-1H-imidazo[4,5-b]piridinฤ. O soluลฃie de N2-(3-fluoro-1H-indazol-5-il)-6-(trifluorometil)piridin-2,3-diaminฤ (Intermediar 52, 40 mg, 0,129 mmol) ลi acid acetic (0,1 mL) รฎn tetraetilortocarbonat (0,54 mL, 2,57 mmol) a fost รฎncฤlzitฤ la 70 ยฐC timp de 2 ore. Purificarea (HPLC cu fazฤ inversฤ, ACN 5-95% รฎn NH4OH 20 nM รฎn apฤ) a dat compusul din titlu (23 mg, 44%). MS (ESI): masฤ calc. pentru C18H17F4N5O2, 411,1; m/z gฤsitฤ, 412,2 [M+H]+.
Etapa B: 2-Etoxi-3-(3-fluoro-1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ. La o soluลฃie de 2,2-dietoxi-3-(3-fluoro-1H-indazol-5-il)-5-(trifluorometil)-2,3-dihidro-1H-imidazo[4,5-b]piridinฤ (23 mg, 0,056 mmol) รฎn etanol (0,28 mL) s-a adฤugat acid p-toluensulfonic (2,0 mg, 0,011 mmol). Masa de reacลฃie a fost agitatฤ la 70 ยฐC timp de 30 min. Solventul a fost รฎndepฤrtat sub presiune redusฤ. Purificarea (HPLC cu fazฤ inversฤ, ACN 5-95% รฎn NH4OH 20 nM รฎn apฤ) a dat compusul din titlu (15 mg, 73%). MS (ESI): masฤ calc. pentru C16H11F4N5O, 365,1; m/z gฤsitฤ, 366,1 [M+H]+. 1H RMN (600 MHz, DMSO-d6) ฮด 12,90 (s, 1H), 8,09 (d, J = 8,1 Hz, 1H), 8,00 (d, J = 1,8 Hz, 1H), 7,74-7,69 (m, 2H), 7,63-7,60 (m, 1H), 4,69-4,62 (m, 2H), 1,41-1,35 (m, 3H).
Exemplul 197: 2-Ciclopropil-3-(3-fluoro-1H-indazol-5-il)-5-(trifluorometil) imidazo[4,5-b]piridinฤ.
La o soluลฃie de N2-(3-fluoro-1H-indazol-5-il)-6-(trifluorometil)piridin-2,3-diaminฤ (Intermediar 52, 55 mg, 0,177 mmol) รฎn DMF (1,7 mL) s-a adฤugat ciclopropan carboxaldehidฤ (26 ยตl, 0,363 mmol) ลi metabisulfit de sodiu (100 mg, 0,530 mmol). Aceasta a fost รฎncฤlzitฤ la 85 ยฐC timp de 16 h. S-a adฤugat o alicotฤ suplimentarฤ de ciclopropan carboxaldehidฤ ลi soluลฃia a reacลฃionat la 120 ยฐC รฎn microunde timp de 20 min. Amestecul de reacลฃie a fost stins cu apฤ ลi extras cu EtOAc. Straturile organice combinate au fost uscate (Na2SO4), filtrate, ลi concentrate รฎn vid. Materialul brut a fost purificat prin HPLC cu fazฤ inversฤ (ACN 5-95% รฎn NH4OH 20 nM รฎn apฤ) pentru a furniza compusul din titlu (43 mg, 67%). MS (ESI): masฤ calc. pentru C17H11F4N5, 361,1; m/z gฤsitฤ, 362,1 [M+H]+. 1H RMN (500 MHz, CD3OD) ฮด 8,11 (d, J = 8,2 Hz, 1H), 7,96-7,93 (m, 1H), 7,73-7,69 (m, 2H), 7,60-7,57 (m, 1H), 2,03-1,96 (m, 1H), 1,36-1,31 (m, 2H), 1,20-1,15 (m, 2H).
Exemplul 198: 2-Izopropil-3-(7-metil-1H-indazol-5-il)-5-(trifluorometil)imidazo [4,5-b]piridinฤ.
O soluลฃie de N2-(7-metil-1H-indazol-5-il)-6-(trifluorometil)piridin-2,3-diaminฤ (Intermediar 55, 80 mg, 0,260 mmol) ลi anhidridฤ izobutiricฤ (52 ยตL, 0,312 mmol) รฎn acid izobutiric (0,65 mL) a reacลฃionat la 120 ยฐC รฎn microunde timp de 40 min. Solventul a fost evaporat ลi materialul brut a fost purificat prin FCC (SiO2, 0-70-100% EtOAc รฎn hexani). Acesta a dat compusul din titlu (56 mg, 60%). MS (ESI): masฤ calc. pentru C18H16F3N5, 359,1; m/z gฤsitฤ, 360,1 [M+H]+. 1H RMN (600 MHz, CDCl3) ฮด 8,25 (d, J = 8,3 Hz, 1H), 7,91 (s, 1H), 7,74 (d, J = 8,3 Hz, 1H), 7,48 - 7,46 (m, 1H), 6,94 - 6,92 (m, 1H), 3,06 (sex, J = 6,6 Hz, 1H), 2,44 (s, 3H), 1,35 (d, J = 6,8 Hz, 6H).
Exemplul 199: 3-(7-Cloro-1H-indazol-5-il)-2-(trifluorometil)imidazo[4,5-b]piridinฤ.
Etapa A: N2-(7-Cloro-1H-indazol-5-il)piridin-2,3-diaminฤ. O soluลฃie de 2-fluoro-3-nitropiridinฤ (85 mg, 0,597 mmol) ลi 7-cloro-1H-indazol-5-aminฤ (100 mg, 0,597 mmol) รฎn DMF (1,2 mL) a fost รฎncฤlzitฤ la 110 ยฐC timp de 1 orฤ. S-a adฤugat ditionit de sodiu (416 mg, 2,39 mmol) ลi masa de reacลฃie a fost menลฃinutฤ la 110 ยฐC timp de รฎncฤ 2,5 h. Masa de reacลฃie a fost lฤsatฤ sฤ se rฤceascฤ ลi solidele au fost separate prin filtrare. Filtratul a fost concentrat ลi purificat prin HPLC cu fazฤ inversฤ (ACN 5-95% รฎn NH4OH 20 nM รฎn apฤ) pentru a furniza compusul din titlu (46 mg, 30%). MS (ESI): masฤ calc. pentru C12H10ClN5, 259,1; m/z gฤsitฤ, 260,1 [M+H]+. 1H RMN (400 MHz, CD3OD) ฮด 7,99 (s, 1H), 7,66 (d, J = 1,7 Hz, 1H), 7,55-7,51 (m, 1H), 7,49 (d, J = 1,8 Hz, 1H), 7,08-7,03 (m, 1H), 6,74-6,68 (m, 1H).
Etapa B: 3-(7-Cloro-1H-indazol-5-il)-2-(trifluorometil)imidazo[4,5-b]piridinฤ. N2-(7-cloro-1H-indazol-5-il)piridin-2,3-diaminฤ (22 mg, 0,085 mmol) a fost agitatฤ รฎn acid trifluoroacetic (0,2 mL, 2,54 mmol) la 70 ยฐC timp de 16 h. Masa de reacลฃie a fost neutralizatฤ cu NaOH 4N ลi extrasฤ cu EtOAc. Straturile organice combinate au fost uscate (Na2SO4), filtrate, ลi concentrate รฎn vid. Purificarea (HPLC cu fazฤ inversฤ, ACN 5-95% รฎn NH4OH 20 nM รฎn apฤ) a dat compusul din titlu (19 mg, 66%). MS (ESI): masฤ calc. pentru C14H7ClF3N5, 337,0; m/z gฤsitฤ, 338,1 [M+H]+. 1H RMN (400 MHz, CD3OD) ฮด 8,53-8,48 (m, 1H), 8,38-8,33 (m, 1H), 8,30 (s, 1H), 8,00 (d, J = 1,8 Hz, 1H), 7,63 (d, J = 1,7 Hz, 1H), 7,58-7,52 (m, 1H).
Exemplul 200: 3-(7-Cloro-1H-indazol-5-il)-2-izopropil-imidazo[4,5-b]piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 191 din produsul din Exemplul 199, Etapa A._MS (ESI): masฤ calc. pentru C16H14ClN5, 311,1; m/z gฤsitฤ, 312,1 [M+H]+. 1H RMN (400 MHz, CD3OD) ฮด 8,29 (s, 1H), 8,25-8,20 (m, 1H), 8,12-8,07 (m, 1H), 7,95-7,91 (m, 1H), 7,59-7,55 (m, 1H), 7,39-7,33 (m, 1H), 3,23-3,11 (m, 1H), 1,37 (s, 3H), 1,35 (s, 3H).
Exemplul 201: 3-(1H-indazol-5-il)-7-metil-2-(trifluorometil)imidazo[4,5-b]piridinฤ.
Etapa A: 7-Cloro-N-(4-metil-3-nitropiridin-2-il)-1H-indazol-5-aminฤ. O soluลฃie de 7-cloro-1H-indazol-5-aminฤ (100 mg, 0,597 mmol) ลi 2-fluoro-4-metil-3-nitropiridinฤ (93 mg, 0,597 mmol) รฎn DMF (1,5 mL) a reacลฃionat la 150 ยฐC รฎn microunde timp de 2 ore. Masa de reacลฃie a fost diluatฤ cu apฤ ลi EtOAc ลi extrasฤ cu EtOAc. Straturile organice combinate au fost uscate (Na2SO4), filtrate, ลi concentrate รฎn vid. Purificarea (FCC, SiO2, EtOAc รฎn hexani 0-70-100%) a dat compusul din titlu (38 mg, 21%). 1H RMN (400 MHz, CDCl3) ฮด 9,20 (s, 1H), 8,19 (d, J = 4,8 Hz, 1H), 8,09 (s, 1H), 7,83 (d, J = 1,7 Hz, 1H), 7,56 (d, J = 1,7 Hz, 1H), 6,72-6,67 (m, 1H), 2,60 (s, 3H).
Etapa B: N2-(7-Cloro-1H-indazol-5-il)-4-metilpiridin-2,3-diaminฤand N2-(1H-indazol-5-il)-4-metilpiridin-2,3-diaminฤ. O soluลฃie de 7-cloro-N-(4-metil-3-nitropiridin-2-il)-1H-indazol-5-aminฤ (38 mg, 0,125 mmol) ลi Pd/C 10% (13 mg, 0,013 mmol) รฎn EtOH/THF (1:1 v/v, 0,1 M) a fost agitatฤ sub hidrogen la rt timp de 2 ore. Masa de reacลฃie a fost filtratฤ prin Celiteยฎ cu MeOH ลi soluลฃia rezultatฤ a fost concentratฤ รฎn vid. Acest material cu produลi amestecaลฃi a fost transferat la reacลฃia urmฤtoare fฤrฤ purificare.
Etapa C: 3-(7-Cloro-1H-indazol-5-il)-7-metil-2-(trifluorometil)imidazo[4,5-b]piridinฤ ลi 3-(1H-Indazol-5-il)-7-metil-2-(trifluorometil)imidazo[4,5-b]piridinฤ. N2-(7-Cloro-1H-indazol-5-il)-4-metilpiridin-2,3-diaminฤ ลi N2-(1H-indazol-5-il)-4-metilpiridin-2,3-diaminฤ (34 mg) au fost preluate รฎn acid trifluoroacetic (0,28 mL) ลi รฎncฤlzite la 70 ยฐC timp de 16 h. Masa de reacลฃie a fost neutralizatฤ cu NaOH 4 N ลi extrasฤ cu EtOAc. Straturile organice combinate au fost uscate (Na2SO4), filtrate, ลi concentrate รฎn vid. Materialul brut a fost purificat prin HPLC cu fazฤ inversฤ (ACN 5-95% รฎn NH4OH 20 nM รฎn apฤ) pentru a furniza 3-(7-cloro-1H-indazol-5-il)-7-metil-2-(trifluorometil)imidazo[4,5-b]piridinฤ (Exemplul 202, 15 mg, 34%) ลi compusul din titlu (12 mg, 30%). MS (ESI): masฤ calc. pentru C15H10F3N5, 317,1; m/z gฤsitฤ, 318,0 [M+H]+. 1H RMN (500 MHz, CD3OD) ฮด 8,31 (d, J = 4,9 Hz, 1H), 8,21 (d, J = 1,0 Hz, 1H), 7,99 (d, J = 1,9 Hz, 1H), 7,78-7,74 (m, 1H), 7,48-7,44 (m, 1H), 7,36-7,33 (m, 1H), 2,77 (s, 3H).
Exemplul 202: 3-(7-Cloro-1H-indazol-5-il)-7-metil-2-(trifluorometil)imidazo[4,5-b]piridinฤ.
Compusul din titlu a fost izolat ca produs din Exemplul 201. MS (ESI): masฤ calc. pentru C15H9ClF3N5, 351,0; m/z gฤsitฤ, 352,0 [M+H]+. 1H RMN (400 MHz, CD3OD) ฮด 8,35-8,27 (m, 2H), 8,01-7,95 (m, 1H), 7,63-7,58 (m, 1H), 7,38-7,32 (m, 1H), 2,77 (s, 3H).
Exemplul 203: 7-Metil-3-(7-metil-1H-indazol-5-il)-2-(trifluorometil)imidazo[4,5-b]piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 201. MS (ESI): masฤ calc. pentru C16H12F3N5, 331,1; m/z gฤsitฤ, 332,1 [M+H]+. 1H RMN (400 MHz, CD3OD) ฮด 8,30 (d, J = 4,9 Hz, 1H), 8,19 (s, 1H), 7,80 (d, J = 1,8 Hz, 1H), 7,33 (d, J = 5,1 Hz, 1H), 7,24 (d, J = 1,7 Hz, 1H), 2,77 (s, 3H), 2,68-2,63 (m, 3H).
Exemplul 204: 3-(1H-Pirazolo[3,4-b]piridin-5-il)-2,5-bis(trifluorometil)imidazo[4,5-b]piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 134, Metoda B. MS (ESI): masฤ calc. pentru C14H6F6N6, 372,1; m/z gฤsitฤ, 373,1 [M+H]+. 1H RMN (400 MHz, CD3OD) ฮด 8,69 (d, J = 2,3 Hz, 1H), 8,57 (d, J = 8,4 Hz, 1H), 8,54 (d, J = 2,3 Hz, 1H), 8,30 (s, 1H), 7,95 (d, J = 8,4 Hz, 1H).
Exemplul 205: 3-(7-Oxido-1H-pirazolo[3,4-b]piridin-7-ium-5-il)-2,5-bis(trifluorometil)imidazo[4,5-b]piridinฤ.
3-(1H-Pirazolo[3,4-b]piridin-5-il)-2,5-bis(trifluorometil)imidazo[4,5-b]piridinฤ (Exemplul 204, 12 mg, 0,032 mmol) a fost preluatฤ รฎn DCM (0,32 mL) ลi rฤcitฤ la 0 ยฐC. La aceasta s-a adฤugat รฎn picฤturฤ uree-peroxid de hidrogen (6,2 mg, 0,066 mmol) ลi anhidridฤ trifluoroaceticฤ (9,0 ยตL, 0,065 mmol). Masa de reacลฃie a fost lฤsatฤ sฤ se รฎncฤlzeascฤ la rt ลi se agitฤ timp de 1 orฤ. Masa de reacลฃie a fost neutralizatฤ cu NaHCO3 aq. sat. ลi extrasฤ cu EtOAc. Straturile organice combinate au fost uscate (Na2SO4), filtrate, ลi concentrate รฎn vid. Acest material brut a fost purificat prin HPLC cu fazฤ inversฤ (ACN 5-95% รฎn NH4OH 20 nM รฎn apฤ) pentru a furniza compusul din titlu (4,1 mg, 33%). MS (ESI): masฤ calc. pentru C14H6F6N6O, 388,1; m/z gฤsitฤ, 389,0 [M+H]+. 1H RMN (400 MHz, CD3OD) ฮด 8,85 (d, J = 1,6 Hz, 1H), 8,58 (d, J = 8,5 Hz, 1H), 8,51 (s, 1H), 8,37 (d, J = 1,6 Hz, 1H), 7,97 (d, J = 8,4 Hz, 1H).
Exemplul 206: 6-[5-(Difluorometil)-2-(trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzotiazol-2-onฤ.
La o soluลฃie de 6-((3-amino-6-(difluorometil)piridin-2-il)amino)benzo[d]tiazol-2(3H)-onฤ (Intermediar 56, 50 mg, 0,162 mmol) รฎn EtOAc (0,81 mL) s-a adฤugat anhidridฤ trifluoroaceticฤ (34 ยตL, 0,243 mmol). Amestecul de reacลฃie a fost agitat la 50 ยฐC timp de 45 min. Masa de reacลฃie a fost concentratฤ รฎn vid ลi purificatฤ prin HPLC cu fazฤ inversฤ (ACN 5-95% รฎn NH4OH 20 nM รฎn apฤ) pentru a furniza compusul din titlu (15 mg, 24%). MS (ESI): masฤ calc. pentru C15H7F5N4OS, 386,0; m/z gฤsitฤ, 387,0 [M+H]+. 1H RMN (500 MHz, CD3OD) ฮด 8,48 (d, J = 8,4 Hz, 1H), 7,84 (d, J = 8,4 Hz, 1H), 7,75 (d, J = 2,1 Hz, 1H), 7,48-7,45 (m, 1H), 7,36 (d, J = 8,5 Hz, 1H), 6,86-6,61 (m, 1H).
Exemplul 207: 3-(7-Cloro-1H-indazol-5-il)-2,5-bis(difluorometil)imidazo[4,5-b]piridinฤ.
La o soluลฃie de N2-(7-cloro-1H-indazol-5-il)-6-(difluorometil)piridin-2,3-diaminฤ (Intermediar 57, 50 mg, 0,161 mmol) รฎn benzen (0,81 mL) s-a adฤugat anhidridฤ difluoroaceticฤ (28 ยตL, 0,242 mmol). Aceasta a fost agitatฤ la 50 ยฐC timp de 30 min. Masa de reacลฃie a fost stinsฤ cu apฤ ลi extrasฤ cu EtOAc. Straturile organice combinate au fost uscate (Na2SO4), filtrate, ลi concentrate รฎn vid. Materialul brut a fost purificat prin HPLC cu fazฤ inversฤ (ACN 5-95% รฎn NH4OH 20 nM รฎn apฤ) pentru a furniza compusul din titlu (35 mg, 59%). MS (ESI): masฤ calc. pentru C15H8ClF4N5, 369,0; m/z gฤsitฤ, 370,0 [M+H]+. 1H RMN (400 MHz, CD3OD) ฮด 8,44 (d, J = 8,4 Hz, 1H), 8,32 (s, 1H), 8,01 (d, J = 1,8 Hz, 1H), 7,81 (d, J = 8,4 Hz, 1H), 7,65 (d, J = 1,7 Hz, 1H), 7,21-6,92 (m, 1H), 6,89-6,57 (m, 1H).
Exemplul 208: 5-Ciclobutil-3-(1H-indazol-5-il)-2-(trifluorometil)imidazo[4,5-b]piridinฤ.
Etapa A: 5-Cloro-2-(trifluorometil)-3-(1-((2-trimetilsilil)etoxi)metil)-1H-indazol-5-il)-3H-imidazo[4,5]-piridinฤ. Compusul din titlu a fost preparat รฎntr-un mod analog cu Intermediarul 9, Etapa A, pornind de la 5-cloro-3-(1H-indazol-5-il)-2-(trifluorometil)imidazo[4,5-b]piridinฤ (Exemplul 192). MS (ESI): masฤ calc. pentru C20H21ClF3N5OSi, 467,1 m/z gฤsitฤ, 468,2 [M+H]+
Etapa B: 5-Ciclobutil-2-(trifluorometil)3-(1-((2-(trimetilsilil)etoxi)metil)-1H-indazol-5-il)-3H-imidazo[4,5-b]piridinฤ. O soluลฃie de 5-cloro-2-(trifluorometil)-3-(1-((2-(trimetilsilil)etoxi)metil)-1H-indazol-5-il)-3H-imidazo[4,5-b]piridinฤ (150 mg, 0,321 mmol), Pd(OAc)2 (7 mg, 0,032 mmol), ลi Ru-Phos (30 mg, 0,064 mmol) รฎn THF (3,3 mL) a fost plasatฤ รฎntr-o seringฤ ลi bromura de ciclobutilzinc (3,3 mL, 0,34 M) a fost plasatฤ รฎntr-o altฤ seringฤ. Soluลฃiile au fost pompate printr-un reactor Sigma Aldrich cu flux continuu ลi o spiralฤ de 2 mL la rt, cu un debit de 0,5 mL/min pentru fiecare soluลฃie (RT = 3min). O datฤ colectat, solventul a fost evaporat รฎn vid, ลi amestecul brut a fost stins cu NH4Cl aq. sat. ลi extras cu EtOAc. Straturile organice combinate au fost uscate (Na2SO4), filtrate, ลi concentrate. Materialul brut a fost preluat fฤrฤ purificare suplimentarฤ (138 mg, 88%). MS (ESI): masฤ calc. pentru C24H28F3N5OSi, 487,2; m/z gฤsitฤ, 488,2 [M+H]+.
Etapa C: 5-Ciclobutil-3-(1H-indazol-5-il)-2-(trifluorometil)imidazol[4,5-b]piridinฤ. 5-Ciclobutil-2-(trifluorometil)-3-(1-((2-(trimetilsilil)etoxi)metil)-1H-indazol-5-il)-3H-imidazo[4,5-b]piridinฤ (138 mg, 0,285 mmol) a fost preluat รฎn acid trifluoroacetic (1,5 mL) ลi agitat la rt timp de 30 min. Masa de reacลฃie a fost rฤcitฤ la 0 ยฐC, diluatฤ cu THF (13 mL), ลi s-a adฤugat NaOH aq. sat. pรขnฤ la pHโผ10. Amestecul de reacลฃie a fost agitat la rt timp de 30 min. Dupฤ acest timp, masa de reacลฃie a fost stinsฤ cu clorurฤ de amoniu aq. sat. ลi extrasฤ cu EtOAc. Straturile organice combinate au fost uscate (Na2SO4), filtrate, ลi concentrate รฎn vid. Purificarea (FCC, SiO2, EtOAc รฎn heptan 0-50%) a dat compusul din titlu ca solid alb (36 mg, 35%). MS (ESI): masฤ calc. pentru C18H14F3N5, 357,1; m/z gฤsitฤ, 358,1 [M+H]+. 1H RMN(400 MHz, CDCl3) ฮด 10,98 (s, 1H), 8,19 (d, J = 8,4 Hz, 1H), 8,10 (s, 1H), 7,81(s, 1H), 7,49-7,44 (m, 1H), 7,36-7,34 (m, 2H), 3,79 (quin, J = 8,7 Hz, 1H), 2,35-2,25 (m, 4H), 2,05-1,95 (m, 1H), 1,87-1,79 (m, 1H).
Exemplul 209: 5-(2-Etil-5-metil-imidazo[4,5-b]piridin-3-il)indolin-2,3-dionฤ.
La un amestec de 5-((3-amino-6-metilpiridin-2-il)amino)indolin-2-onฤ (Intermediar 53, 200 mg, 0,629 mmol) ลi propionaldehidฤ (68,7 ยตL, 0,944 mmol) รฎn AcOH (6 mL) s-a adฤugat Cu(OAc)2 (57 mg, 0,315 mmol) ลi amestecul rezultat a fost agitat รฎn aer liber la temperatura ambiantฤ peste noapte. Amestecul a fost alcalinizat prin adฤugare de NaOH 3,75 N (6 mL) apoi diluat cu apฤ (50 mL). Masa de reacลฃie a fost extrasฤ cu EtOAc (50 mL x 3) ลi concentratฤ รฎn vid. Purificarea (FCC, SiO2, 2M NH3MeOH:DCM) a dat compusul din titlu (96,4 mg, 50,0%). MS (ESI): masฤ calc. pentru C17H14N4O2, 306,1; m/z gฤsitฤ, 307,1 [M+H]+. 1H RMN (400 MHz, CDCl3) ฮด 9,07 (s, 1H), 7,94 (d, J = 8,1 Hz, 1H), 7,66 (dd, J = 2,1, 0,6 Hz, 1H), 7,59 (dd, J = 8,3, 2,2 Hz, 1H), 7,13 (d, J = 8,1 Hz, 1H), 7,07 (dd, J = 8,3, 0,6 Hz, 1H), 2,82 (q, J = 7,5 Hz, 2H), 2,59 (s, 3H), 1,39 (t, J = 7,5 Hz, 3H).
Exemplul 210: 5-(Difluorometil)-3-(1H-indazol-5-il)-2-izopropil-imidazo[4,5-b]piridinฤ.
Etapa A: 5-(Difluorometil)-2-izopropil-3-(2-((2-(trimetilsilil)etoxi)metil)-2H-indazol-5-il)-3H-imidazo[4,5-b]piridinฤ. O soluลฃie de 2-cloro-6-(difluorometil)-3-nitropiridinฤ (Intermediar 48, produs din Etapa E, 127 ยตL, 0,96 mmol) ลi 2-((2-(trimetilsilil)etoxi)metil)-2H-indazol-5-aminฤ (Intermediar 9, 316 mg, 1,2 mmol) รฎn DMF (4,5 mL) a fost รฎncฤlzitฤ la 100 ยฐC timp de 2 ore. Amestecul de reacลฃie a fost rฤcit ลi la amestec s-a adฤugat izobutiraldehidฤ (131 ยตL, 1,4 mmol), ลi masa de reacลฃie a fost lฤsatฤ sฤ se agite la temperatura ambiantฤ timp de 45 min urmatฤ de adฤugare de ditionit de sodiu (626 mg, 3,6 mmol). Dupฤ 16 h la 100 ยฐC masa de reacลฃie a fost lฤsatฤ sฤ se rฤceascฤ, diluatฤ cu H2O (25 mL), ลi extrasฤ cu EtOAc (25 mL x 3). Stratul organic a fost uscat (Na2SO4) ลi concentrat รฎn vid. Purificarea (FCC, SiO2, EtOAc/hexani) a dat compusul din titlu (118 mg, 27%). MS (ESI): masฤ calc. pentru C23H29F2N5OSi, 457,2; m/z gฤsitฤ, 458,1 [M+H]+.
Etapa B: 5-(Difluorometil)-3-(1H-indazol-5-il)-2-izopropil-imidazo[4,5-b]piridinฤ. O soluลฃie de 5-(difluorometil)-2-izopropil-3-(2-((2-(trimetilsilil)etoxi)metil)-2H-indazol-5-il)-3H-imidazo[4,5-b]piridinฤ (73 mg, 0,16 mmol) รฎn TFA (1 mL) ลi DCM (1 mL) a fost agitatฤ timp de 1,5 h. Volatile au fost รฎndepฤrtate prin evaporare ลi reziduul a fost alcalinizat cu soluลฃie sat. de NaHCO3 (5 mL) urmatฤ de extracลฃie cu EtOAc (5 mL x 3). Stratul organic a fost uscat (Na2SO4) ลi concentrat รฎn vid. La reziduul rezultat s-a adฤugat NH3 2M รฎn MeOH (0,5 mL) ลi soluลฃia a fost agitatฤ timp de 1 orฤ. Volatilele au fost รฎndepฤrtate รฎn vid. Purificarea (FCC, SiO2, EtOAc:DCM) a dat compusul din titlu (24,7 mg, 47,5%). MS (ESI): masฤ calc. pentru C17H15F2N5, 327,1; m/z gฤsitฤ, 328,1 [M+H]+. 1H RMN (400 MHz, CDCl3) ฮด 10,91 (s, 1H), 8,20 (d, J = 8,2 Hz, 1H), 8,12 (d, J = 1,0 Hz, 1H), 7,76 (dd, J = 1,9, 0,8 Hz, 1H), 7,62 (d, J = 8,2 Hz, 1H), 7,59-7,53 (m, 1H), 7,30 (dd, J = 8,7, 1,9 Hz, 1H), 6,66 (t, J = 55,6 Hz, 1H), 3,29-2,95 (m, 1H), 1,37 (d, J = 6,8 Hz, 6H).
Exemplul 211: 5-(1,1-Difluoroetil)-3-(1H-indazol-5-il)-2-izopropil-imidazo[4,5-b]piridinฤ.
Etapa A: 6-Cloro-N-metoxi-N-metil-5-nitropicolinamidฤ. O soluลฃie de acid 6-cloro-5-nitropicolinic (Intermediar 48, produs din Etapa A, 3,6 g, 11 mmol), clorhidrat de N,O-dimetilhidroxilaminฤ (1,4 g, 14 mmol), TEA (4,6 mL, 33 mmol) ลi HATU (4,6 g, 12 mmol) รฎn DCM (50 mL) a fost agitatฤ timp de 4 ore. Masa de reacลฃie a fost stinsฤ cu NH4Cl saturatฤ (50 mL) apoi extrasฤ cu DCM (50 mL x 3). Stratul organic a fost uscat (Na2SO4) ลi concentrat รฎn vid. Purificarea (FCC, SiO2, EtOAc/hexani) a dat compusul din titlu (2,37 g, 87,6%). MS (ESI): masฤ calc. pentru C8H8ClN3O4, 245,0; m/z gฤsitฤ, 245,9 [M+H]+. 1H RMN (500 MHz, CDCl3) ฮด 8,30 (d, J = 8,1 Hz, 1H), 7,73 (s, 1H), 3,82 (s, 3H), 3,37 (s, 3H).
Etapa B: 2-Izopropil-N-metoxi-N-metil-3-(2-((2-(trimetilsilil)etoxi)metil)-2H-indazol-5-il)-3H-imidazo[4,5-b]piridin-5-carboxamidฤ. O soluลฃie de 6-cloro-N-metoxi-N-metil-5-nitropicolinamidฤ (200 mg, 0,81 mmol) ลi 2-((2-(trimetilsilil)etoxi)metil)-2H-indazol-5-aminฤ (Intermediar 9,268 mg, 1,0 mmol) รฎn DMF (3 mL) a fost รฎncฤlzitฤ la 100 ยฐC timp de 3 ore. Amestecul de reacลฃie a fost rฤcit ลi la amestec s-a adฤugat izobutiraldehidฤ (111 ยตL, 1,2 mmol) ลi masa de reacลฃie a fost lฤsatฤ sฤ se agite la temperatura ambiantฤ timp de 45 min urmatฤ de adฤugare de ditionit de sodiu (532 mg, 3,05 mmol). Dupฤ 16 h la 100 ยฐC, masa de reacลฃie a fost lฤsatฤ sฤ se rฤceascฤ, a fost diluatฤ cu H2O (25 mL), ลi extrasฤ cu EtOAc (25 mL x 3). Stratul organic a fost uscat (Na2SO4) ลi concentrat รฎn vid. Purificarea (FCC, SiO2, EtOAc/hexani) a dat compusul din titlu (76 mg, 18,9%). MS (ESI): masฤ calc. pentru C21H28N6O5Si, 494,2; m/z gฤsitฤ, 495,1 [M+H]+.
Etapa C: 1-(2-Izopropil-3-(2-((2-(trimetilsilil)etoxi)metil)-2H-indazol-5-il)-3H-imidazo[4,5-b]piridin-5-il)etan-1-onฤ. La o solutie de 2-izopropil-N-metoxi-N-metil-3-(2-((2-(trimetilsilil)etoxi)metil)-2H-indazol-5-il)-3H-imidazo[4,5-b]piridin-5-carboxamidฤ (76 mg, 0,15 mmol) รฎn THF anhidru (4,5 mL) rฤcitฤ la -45 ยฐC รฎntr-o baie acetonitril/gheaลฃฤ uscatฤ s-a adฤugat รฎn picฤturฤ bromurฤ de metilmagneziu (3M รฎn eter, 76,8 ยตL, 0,23 mmol). Amestecul rezultat a fost agitat la -45 ยฐC timp de 20 min., apoi รฎncฤlzit la 0 ยฐC. La amestecul de reacลฃie s-a adฤugat o altฤ porลฃiune de bromurฤ de metilmagneziu (3M รฎn eter, 76,8 ยตL, 0,23 mmol) ลi soluลฃia rezultatฤ a fost agitatฤ la 0 ยฐC timp de 1 orฤ. Masa de reacลฃie a fost stinsฤ cu NH4Cl saturatฤ (5 mL) apoi extrasฤ cu EtOAc (5 mL x 3). Stratul organic a fost uscat (Na2SO4) ลi concentrat รฎn vid pentru a da compusul din titlu (65,8 mg, 95%).
Etapa D: 5-(1,1-Difluoroetil)-2-izopropil-3-((2-(trimetilsilil)etoxi)metil)-2H-indazol-5-il)-3H-imidazo[4,5-b]piridinฤ. La o soluลฃie de 1-(2-izopropil-3-(2-((2-(trimetilsilil)etoxi)metil)-2H-indazol-5-il)-3H-imidazo[4,5-b]piridin-5-il)etan-1-onฤ (65 mg, 0,14 mmol) รฎn DCM anhidru (2 mL) la -50 ยฐC s-a adฤugat DAST (38 ยตL, 0,29 mmol) ลi amestecul rezultat a fost lฤsat sฤ se รฎncฤlzeascฤ la temperatura ambiantฤ dupฤ 1 h. Apoi s-a adฤugat o altฤ porลฃiune de DAST (76 ยตL 0,58 mmol) urmatฤ de adฤugare de EtOH (1,7 ยตL, 0,029 mmol) ลi amestecul rezultat a fost รฎncฤlzit รฎntr-o eprubetฤ etanลatฤ la 50 ยฐC timp de 2 zile. Amestecul de reacลฃie a fost concentrat รฎn vid. Purificarea (FCC, SiO2, EtOAc/hexani) a dat compusul din titlu (10 mg, 15%). MS (ESI): masฤ calc. pentru C24H31F2N5OSi, 471,2; m/z gฤsitฤ, 472,1 [M+H]+.
Etapa E: 5-(1,1-Difluoroetil)-3-(1H-indazol-5-il)-2-izopropil-3H-imidazo[4,5-b]piridinฤ. O soluลฃie de 5-(1,1-difluoroetil)-2-izopropil-3-(2-((2-(trimetilsilil)etoxi)metil)-2H-indazol-5-il)-3H-imidazo[4,5-b]piridinฤ (10 mg, 0,021 mmol) รฎn TFA (0,5 mL) ลi DCM (0,5 mL) a fost agitatฤ timp de 1 orฤ. Volatile au fost รฎndepฤrtate prin evaporare ลi reziduul a fost alcalinizat cu NH3 2M รฎn MeOH (1 mL). Soluลฃia rezultatฤ a fost agitatฤ timp de 1 orฤ ลi volatilele au fost รฎndepฤrtate รฎn vid. Purificarea (FCC, SiO2, EtOAc:DCM) a dat compusul din titlu (1,4 mg, 19%). MS (ESI): masฤ calc. pentru C18H17F2N5, 341,1; m/z gฤsitฤ, 342,1 [N4+H]+โ. 1H RMN (400 MHz, CDCl3) ฮด 10,51 (s, 1H), 8,19 - 8,09 (m, 2H), 7,77 (dd, J = 1,9, 0,8 Hz, 1H), 7,69 - 7,57 (m, 2H), 7,35 (dd, J = 8,8, 1,9 Hz, 1H), 3,34 - 3,03 (m, 1H), 1,93 (t, J = 18,5 Hz, 3H), 1,36 (d, J = 6,8 Hz, 6H).
Exemplul 212: 2,5-Bis(difluorometil)-3-(7-metil-1H-indazol-5-il)imidazo[4,5-b] piridinฤ.
O soluลฃie de 6-(difluorometil)-N2-(7-metil-1H-indazol-5-il)piridin-2,3-diaminฤ ( Intermediar 61, 50 mg, 0,17 mmol) ลi anhidridฤ difluoroaceticฤ (73 ยตL, 0,62 mmol) รฎn benzen (2 mL) a fost agitatฤ la 50 ยฐC timp de 1 orฤ. Masa de reacลฃie a fost alcalinizatฤ cu NaHCO3 saturat (5 mL) ลi extrasฤ cu EtOAc (5 mL x 3). Straturile organice au fost uscate (Na2SO4), filtrate ลi concentrate รฎn vid. Purificarea (FCC, SiO2, EtOAc/hexani) a dat compusul din titlu (33 mg, 55%). MS (ESI): masฤ calc. pentru C16H11F4N5, 349,1; m/z gฤsitฤ, 350,1 [M+H]+. 1H RMN (500 MHz, CDCl3) ฮด 8,36 (d, J = 8,4 Hz, 1H), 8,18 (s, 1H), 7,75 (d, J = 8,4 Hz, 1H), 7,73 (d, J = 2,1 Hz, 1H), 7,23 (dd, J = 1,8, 1,0 Hz, 1H), 6,96-6,49 (m, 2H), 2,73-2,48 (m, 3H).
Exemplul 213: 2-(2-Fluoro-4-piridil)-5-metil-3-(7-metil-1H-indazol-5-il)imidazo [4,5-b]piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 1. MS (ESI): masฤ calc. pentru C20H15FN6, 358,1; m/z gฤsitฤ, 359,1 [M+H]+. 1H RMN (400 MHz, CDCl3) ฮด 8,15 (d, J = 8,2 Hz, 1H), 8,11 (d, J = 5,3 Hz, 1H), 7,98 (s, 1H), 7,54 - 7,51 (m, 1H), 7,33 (dt, J = 5,3, 1,6 Hz, 1H), 7,29 (d, J = 8,3 Hz, 1H), 7,16 (d, J = 0,6 Hz, 1H), 7,02 (dd, J = 1,8, 1,0 Hz, 1H), 2,75 (s, 3H), 2,48 (s, 3H).
Exemplul 214: N-(2-Fluoroetil)-2-izopropil-N-metil-3-(7-metil-1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridin-7-aminฤ.
Etapa A. 2-((2-Cloro-3-nitro-6-(trifluorometil)piridin-4-il)(metil)amino)etanol. La 2,4-dicloro-3-nitro-6-(trifluorometil)piridinฤ (261 mg, 1mmol) รฎn EtOH (5 mL) la 0 ยฐC s-a adฤugat รฎn picฤturฤ o soluลฃie de 2-(metilamino)etanol (90 mg, 1,2 mmol) รฎn EtOH (1 mL). Amestecul a fost agitat la 0 ยฐC timp de 20 min urmat de adฤugare de TEA (0,3 mL). Amestecul de reacลฃie a fost concentrat sub presiune redusฤ. Purificarea (FCC, SiO2, EtOAc รฎn hexani 0 pรขnฤ la 50%) a dat compusul din titlu ca un ulei portocaliu gros (203 mg, 68%). MS (ESI): masฤ calc. pentru C9H9ClF3N3O3,299,0; m/z gฤsitฤ, 300,1 [M+H]+.
Etapa B. 2-Cloro-N-(2-fluoroetil)-N-metil-3-nitro-6-(trifluorometil)piridin-4-aminฤ. La 2-((2-cloro-3-nitro-6-(trifluorometil)piridin-4-il)(metil)amino)etanol (236 mg, 0,79 mmol) รฎn CH2Cl2 (4 mL) la -78 ยฐC s-a adฤugat รฎn picฤturฤ o soluลฃie de DAST (0,193 mL) รฎn CH2Cl2 (1 mL). Masa de reacลฃie a fost lฤsatฤ sฤ se รฎncฤlzeascฤ la rt ลi agitarea a continuat timp de 15 h la rt. La amestecul de reacลฃie s-a adฤugat o soluลฃie de TEA (0,45 mL) รฎn CH2Cl2 (2 mL). Amestecul a fost concentrat sub presiune redusฤ. Purificarea (FCC, SiO2, EtOAc รฎn hexani 0 pรขnฤ la 50%) a dat compusul din titlu ca cearฤ galbenฤ (162 mg, 68%). MS (ESI): masฤ calc. pentru C9H8ClF4N3O2, 301,0; m/z gฤsitฤ, 302,1 PA+H]+.
Etapa C. N4-(2-Fluoroetil)-N4-metil-N2-(7-metil-1H-indazol-5-il)-3-nitro-6-(trifluorometil)piridin-2,4-diaminฤ. Un amestec de 2-cloro-N-(2-fluoroetil)-N-metil-3-nitro-6-(trifluorometil)piridin-4-aminฤ (70 mg, 0,23 mmol), 7-metil-1H-indazol-5-aminฤ (51 mg, 0,35 mmol), Cs2CO3 (113 mg, 0,35 mmol), ลi BrettPhos Palladacycle a 3-a Generaลฃie (21mg, 0,023 mmol) รฎn 1,4-dioxan รฎntr-o fiolฤ a fost suflat cu N2 ลi etanลat. A fost รฎncฤlzit la 120ยฐC timp de 2 ore ลi diluat cu EtOAc (30 mL), spฤlat cu apฤ (2x30 mL), uscat (Na2SO4) ลi concentrat sub presiune redusฤ. Purificarea (CFF, SiO2, EtOAc รฎn hexani 0 pรขnฤ la 70%) a dat compusul din titlu, un solid oranj (54 mg, 56%). MS (ESI): masฤ calc. pentru C17H16F4N6O2, 412,1; m/z gฤsitฤ, 413,2 [M+H]+.
Etapa D. N4-(2-Fluoroetil-N4-metil-N2-(7-metil-1H-indazol-5-il)-6-(trifluorometil)piridin-2,3,4-triaminฤ. La o soluลฃie de N4-(2-Fluoroetil)-N4-metil-N2(7-metil-1H-indazol-5-il)-3-nitro-6-(trifluorometil)piridin-2,4-diaminฤ (120 mg, 0,29 mmol) รฎn metanol s-a adฤugat Pd/C 10% (34 mg, 0,03 mmol). Balonul a fost purjat cu hidrogen de trei ori. Amestecul a fost agitat sub atmosferฤ de hidrogen timp de 1 orฤ (balon de hidrogen). Amestecul de reacลฃie a fost filtrat ลi filtratul a fost colectat ลi concentrat sub presiune redusฤ pentru a da compusul din titlu ca cearฤ galben deschis (105 mg, 94%). MS (ESI): masฤ calc. pentru C17H18F4N6, 382,2; m/z gฤsitฤ, 383,3 [M+H]+.
Etapa E. N-(2-Fluoroetil)-2-izopropil-N-metil-3-(7-metil-1H-indazol-5-il)-5-(trifluorometil)-3H-imidazo[4,5-b]piridin-7-aminฤ. Un amestec de N4-(2-Fluoroetil)-N4-metil-N2-(7-metil-1H-indazol-5-il)-6-(trifluorometil)piridin-2,3,4-triaminฤ (17 mg, 0,044 mmol), anhidridฤ izobutiricฤ (50 mg, 0,31 mmol), ลi acid izobutiric (0,5 mL) a fost รฎncฤlzit la 120ยฐC timp de 30 min รฎntr-un reactor cu microunde. Produsul brut a fost supus la purificare prin HPLC C18 (tampon TFA 0,05%, MeCN รฎn apฤ 5% pรขnฤ la 95%) pentru a da compusul din titlu ca solid alb (4 mg, 21%). MS (ESI): masฤ calc. pentru C21H22F4N6, 434,2; m/z gฤsitฤ, 435,2 [M+H]+. 1H RMN (400 MHz, CD3OD) ฮด 7,97 (s, 1H), 7,47 (s, 1H), 6,96 - 6,91 (m, 1H), 6,56 (s, 1H), 4,53 (t, J = 4,8 Hz, 1H), 4,43 (t, J = 4,8 Hz, 1H), 4,37 (t, J = 4,8 Hz, 1H), 2,85 (dt, J = 13,6, 6,8 Hz, 1H), 2,45 (d, J = 0,9 Hz, 3H), 1,73 (s, 2H), 1,06 (d, J = 6,8 Hz, 6H).
Exemplul 215: 5-[2-(2-Fluoro-4-piridil)-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2,3-dionฤ.
Un amestec de 5-((3-amino-6-(trifluorometil)piridin-2-il)amino)indolin-2-onฤ (Intermediar 46, 100 mg, 0,32 mmol), 2-fluoroizonicotinaldehidฤ (48,7 mg, 0,39 mmol), acetat de cupru(II) (29 mg, 0,162 mmol), ลi acid acetic (4 mL) a fost agitat la 40ยฐC timp de 15 h. Volatilele au fost รฎndepฤrtate sub presiune redusฤ ลi reziduul a fost diluat cu 30 mL de EtOAc. Acesta fost spฤlat cu NaHCO3 apos saturat (2x30 mL), uscat (Na2SO4), ลi concentrat sub presiune redusฤ. Produsul brut a fost purificat prin cromatografie pe silice (EtOAc รฎn hexani 0 pรขnฤ la 90%) pentru a da compusul din titlu ca solid maro (14 mg, 10%). MS (ESI): masฤ calc. pentru C20H9F4N5O2, 427,1; m/z gฤsitฤ, 428,1 [M+H]+. 1H RMN (400MHz, CDCl3) ฮด 8,41 (dd, J = 8,4, 2,5 Hz, 1H), 8,27 (dd, J = 5,2,2,1 Hz, 1H), 7,89 - 7,82 (m, 1H), 7,74 - 7,62 (m, 1H), 7,53 - 7,32 (m, 3H), 7,10 (dd, J = 18,9, 8,2 Hz, 1H).
Exemplul 216: 3-[3-(2,3-Dioxoindolin-5-il)-5-(trifluorometil)imidazo[4,5-b]piridin-2-il]propanoat de metil.
Un amestec de 5-((3-amino-6-(trifluorometil)piridin-2-il)amino)indolin-2-onฤ (Intermediar 46, 154 mg, 0,5 mmol), 4-oxobutanoat de metil (69,6 mg, 0,6 mmol), acetat de cupru(II) (45,4 mg, 0,25 mmol), ลi acid acetic (4 mL) a fost agitat la rt timp de 24 h. Volatilele au fost รฎndepฤrtate sub presiune redusฤ ลi reziduul a fost diluat cu 30 mL de EtOAc. El a fost spฤlat cu NaHCO3 apos saturat (2x30 mL) ลi uscat (Na2SO4). Purificarea (FCC, SiO2, EtOAc รฎn hexani 0 pรขnฤ la 90%) a dat compusul din titlu ca solid maro (38 mg, 18%). MS (ESI): masฤ calc. pentru C19H13F3N4O4, 418,1; m/z gฤsitฤ, 419,1[M+H]+. 1H RMN (400 MHz, CDCl3) ฮด 9,48 (s, 1H), 8,15 (d, J = 8,3 Hz, 1H), 7,79 - 7,57 (m, 3H), 7,14 (d, J = 8,3 Hz, 1H), 3,66 (s, 3H), 3,24 - 2,94 (m, 4H).
Exemplul 217: 2-(2-Fluoro-4-piridil)-3-(7-metil-1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ.
Etapa A: 2-Fluoro-N-(2-((7-metil-1 H-indazol-5-il)amino)-6-(trifluorometil)piridin-3-il)izonicotinamidฤ. La o soluลฃie de N2-(7-metil-1H-indazol-5-il)-6-(trifluorometil)piridin-2,3-diaminฤ (Intermediar 55, 150 mg, 0,49 mmol) รฎntr-un amestec de DCM (1,5 mL) ลi THF (1,5 mL), rฤcitฤ la 0 ยฐC s-a adฤugat clorurฤ de 2-fluoroizonicotinoil (1,4 mL, 0,35 M รฎn DCM, 0,49 mmol) pentru a produce o soluลฃie maro รฎnchis. Dupฤ 70 minute, masa de reacลฃie a fost diluatฤ cu H2O urmatฤ de NaHCO3 sat. aq. ลi stratul apos a fost extras cu DCM (x3). Straturile organice au fost combinate, uscate cu MgSO4, filtrate, ลi concentrate รฎn vid pentru a produce o spumฤ maro (147 mg) care a fost utilizat fฤrฤ purificare suplimentarฤ. MS (ESI): masฤ calc. pentru C20H14F4N6O, 430,1 m/z gฤsitฤ, 431,1 [M+H]+.
Etapa B. 2-(2-Fluoro-4-piridil)-3-(7-metil-1-indazol-5-il)-5-(fluorometil)imidazo[4,5-b]piridinฤ. 2-Fluoro-N-(2-((7-metil-1H-indazol-5-il)amino)-6-(trifluorometil)piridin-3-il)izonicotinamidฤ brutฤ (129 mg) a fost dizolvatฤ รฎn AcOH (3,5 mL) ลi รฎncฤlzitฤ la 80ยฐC. Dupฤ 100 minute, masa de reacลฃie a fost concentratฤ รฎn vid, ลi reziduul dizolvat รฎn DCM. Apoi s-a adฤugat soluลฃie saturatฤ de NaHCO3 ลi stratul apos a fost extras cu DCM (x3). Straturile organice combinate au fost uscate cu MgSO4, filtrate, ลi concentrate รฎn vid pentru a produce o peliculฤ portocaliu deschis (111 mg). Reziduul rezultat a fost purificat prin cromatografie cu fazฤ inversฤ (0,05% TFA รฎn H2O/MeCN) pentru a furniza un solid incolor ca bazฤ liberฤ (DCM/soluลฃie saturatฤ de NaHCO3) pentru a da compusul (8,2 mg). MS (ESI): masฤ calc. pentru C20H12F4N6, 412,1; m/z gฤsitฤ, 412,9 [M+H]+. 1H RMN (400 MHz, CDCl3) ฮด 10,84 (br s, 1H), 8,38 (d, J = 8,4 Hz, 1H), 8,17 (d, J = 5,3 Hz, 1H), 8,04 (s, 1H), 7,81 (d, J = 8,3 Hz, 1H), 7,58 - 7,56 (m, 1H), 7,32 - 7,29 (m, 1H), 7,24 - 7,22 (m, 1H), 7,08 - 7,05 (m, 1H), 2,54 (s, 3H). 19F RMN (376 MHz, CDCl3) ฮด -65,54 (s, 3F), -65,58 - -65,60 (m, 1F).
Exemplul 218: 3-(7-Cloro-1H-indazol-5-il)-7-(2-fluoroetoxi)-2,5-bis(trifluorometil) imidazo[4,5-b]piridinฤ.
Etapa A. 2-Cloro-4-(2-fluoroetoxi)-3-nitro-6-(trifluorometil)piridinฤ. La o soluลฃie de 2-fluoroetan-1-ol (22,5 ยตL, 0,38 mmol) รฎn DMF (1 mL) s-a adฤugat NaH (24,5 mg, 0,61 mmol, 60% รฎn ulei mineral). Dupฤ douฤ minute s-a adฤugat รฎntr-o singurฤ porลฃiune 2,4-dicloro-3-nitro-6-(trifluorometil)piridinฤ (100 mg, 0,38 mmol) ลi amestecul de reacลฃie a fost lฤsat sฤ se agite la temperatura ambiantฤ. Dupฤ 80 minute, masa de reacลฃie a fost stinsฤ cu soluลฃie saturatฤ de NH4Cl ลi extrasฤ cu EtOAc (x4). Straturile organice combinate au fost uscate cu MgSO4, filtrate, ลi concentrate รฎn vid pentru a produce compusul din titlu (117 mg) care a fost utilizat fฤrฤ purificare suplimentarฤ.
Etapa B. 3-(7-Cloro-1H-indazol-5-il)-7-(2-fluoroetoxi)-2,5-bis(trifluorometil)imidazo[4,5-b]piridinฤ. La o soluลฃie de 2-cloro-4-(2-fluoroetoxi)-3-nitro-6-(trifluorometil)piridinฤ (55 mg) รฎn DMF (2 mL) s-a adฤugat 7-cloro-1H-indazol-5-aminฤ (48 mg, 0,29 mmol) ลi masa de reacลฃie a fost รฎncฤlzitฤ la 80ยฐC timp de 85 min. Apoi s-a adฤugat DIEA (0,05 mL) ลi รฎncฤlzirea a continuat รฎncฤ 85 min. รฎnainte de a se adฤuga Na2O4S2 (150 mg, 0,86 mmol) ลi H2O (0,5 mL). Dupฤ 70 minute, masa de reacลฃie a fost lฤsatฤ sฤ se rฤceascฤ la temperatura ambiantฤ. Masa de reacลฃie a fost diluatฤ cu H2O ลi stratul apos a fost extras cu EtOAc (x3). Straturile organice au fost combinate, spฤlate cu soluลฃie de LiCl 5%, saramurฤ, uscate cu MgSO4, filtrate, ลi concentrate รฎn vid. Reziduul rezultat a fost dizolvat รฎn TFA (4 mL) ลi รฎncฤlzit la reflux peste noapte. Amestecul de reacลฃie a fost apoi concentrat รฎn vid ลi reziduul dizolvat รฎn EtOAc. Apoi s-a adฤugat soluลฃie saturatฤ de NaHCO3/NaHCO3 solid ลi stratul apos a fost extras cu EtOAc (x3). Straturile organice combinate au fost spฤlate cu saramurฤ, uscate cu MgSO4, filtrate, ลi concentrate รฎn vid. Purificarea (FCC, SiO2, EtOAc รฎn hexani 0-50%) a dat compusul din titlu (3,3 mg). MS (ESI): masฤ calc. pentru C17H9ClF7N5O, 467,0; m/z gฤsitฤ, 468,0 [M+H]+. 1H RMN (400 MHz, CDCl3) ฮด 8,18 (s, 1H), 7,73 (d, J = 1,6 Hz, 1H), 7,39 (d, J = 1,7 Hz, 1H), 7,32 (s, 1H), 5,08 - 5,05 (m, 1H), 5,01 - 4,96 (m, 2H), 4,88 - 4,84 (m, 1H).
Exemplul 219: (E)-3-(5-(2,5-Bis(trifluorometil)-3H-imidazo[4,5-b]piridin-3-il)-1H-indazol-7-il)prop-2-en-1-ol.
Etapa A. (E)-3-(7-(3-((tetrahidro-2H-piran-2-il)oxi)pro-1-en-1-il)-1H-indazol-5-il)-2,5-bis(trifluorometil)-3H-imidazo[4,5-b]piridinฤ. รntr-un flacon pentru microunde, s-a adฤugat 3-(7-bromo-1H-indazol-5-il)-2,5-bis(trifluorometil)-3H-imidazo[4,5-b]piridinฤ (Exemplul 187, 358 mg, 0,80 mmol), 4,4,5,5-tetrametil-2-(3-((tetrahidro-2H-piran-2-il)oxi)prop-1-en-1-il)-1,3,2-dixoaborolan (320 mg, 1,19 mmol), Pd(PPh3)4 (92 mg, 0,080 mmol), soluลฃie 1M de Na2CO3 (3,2 mL), ลi dioxan (4,8 mL). Flaconul a fost acoperit ลi amestecul de reacลฃie รฎncฤlzit la 105ยฐC timp de 30 min sub iradiere cu microunde. Amestecul de reacลฃie a fost apoi concentrat รฎn vid ลi reziduul rezultat diluat cu EtOAc/apฤ. Straturile au fost separate ลi stratul organic a fost spฤlat cu saramurฤ, uscat cu Na2SO4, filtrat, ลi concentrat รฎn vid pentru a produce compusul din titlu care a fost utilizat fฤrฤ purificare suplimentarฤ.
Etapa B. (E)-3-(5-(2,5-Bis(trifluorometil)-3H-imidazo[4,5-b]piridin-3-il)-1H-indazol-7-il)prop-2-en-1-ol. (E)-3-(7-(3-((Tetrahidro-2H-piran-2-il)oxi)prop-1-en-1-il)-1H-indazol-5-il)-2,5-bis(trifluorometil)-3H-imidazo[4,5-b]piridinฤ brutฤ din Etapa A a fost dizolvatฤ รฎn MeOH (6 mL) ลi s-a adฤugat HCl 6M (0,6 mL). Dupฤ 10 min, masa de reacลฃie a fost concentratฤ รฎn vid ลi reziduul rezultat a fost diluat cu EtOAc/soluลฃie saturatฤ de NaHCO3. Straturile au fost separate ลi stratul organic a fost spฤlat cu saramurฤ, uscat cu Na2SO4, filtrat ลi concentrat รฎn vid. Purificarea (FCC, SiO2, EtOAc รฎn hexani 0-100%) a dat compusul din titlu (105 mg, 0,25 mmol, 31%). MS (ESI): masฤ calc. pentru C18H11F6N5O,427,1; m/z gฤsitฤ,428,1 [M+H]+. 1H RMN (400 MHz, CDCl3) ฮด 11,15 (br.s, 1H), 8,45 (d, J = 8,4 Hz, 1H), 8,18 (s, 1H), 7,84 (d, J = 8,4 Hz, 1H), 7,75 - 7,72 (m, 1H), 7,37 (d, J = 1,8 Hz, 1H), 6,98 - 6,91 (m, 1H), 6,55 (dt, J = 16,0, 5,1 Hz, 1H), 4,45 (dd, J = 5,5, 1,6 Hz, 2H).
Exemplul 220: 3-(5-(2,5-Bis(trifluorometil)-3H-imidazo[4,5-b]piridin-3-il)-1H-indazol-7-il)propan-1-ol.
O soluลฃie de (E)-3-(5-(2,5-bis(trifluorometil)-3H-imidazo[4,5-b]piridin-3-il)-1H-indazol-7-il)prop-2-en-1-ol (Exemplul 219, 18 mg, 0,04 mmol) รฎn MeOH (1,2 mL) a fost supusฤ la hidrogenare H-Cube (10% Pd/C, H2 60 bar) la temperatura ambiantฤ ลi un debit de 1mL/min. Dupฤ o singurฤ trecere solventul a fost รฎndepฤrtat รฎn vid. Purificarea (FCC, SiO2, EtOAc รฎn hexani 0-100%) a dat compusul din titlu (9 mg, 0,02 mmol, 50%) MS (ESI): masฤ calc. pentru C18H13F6N5O, 429,1; m/z gฤsitฤ, 430,1 [M+H]+. 1H RMN (400 MHz, CDCl3) ฮด 8,42 (d, J = 8,4 Hz, 1H), 8,22 (br.s, 1H), 7,81 (d, J = 8,4 Hz, 1H), 7,74 (d, J = 1,5 Hz, 1H), 7,21 - 7,19 (m, 1H), 3,78 (t, J = 5,7 Hz, 2H), 3,16 (t, J = 6,9 Hz, 2H), 2,10 - 2,02 (m, 2H) ลi 3-(7-propil-1H-indazol-5-il)-2,5-bis(trifluorometil)-3H-imidazo[4,5-b]piridinฤ (Exemplul 221, 3 mg, 0,007 mmol, 17%).
Exemplul 221: 3-(7-Propil-1H-indazol-5-il)-2,5-bis(trifluorometil)-3H-imidazo[4,5-b]piridinฤ.
Compusul din titlu a fost preparat ca produs secundar รฎn Exemplul 220. MS (ESI): masฤ calc. pentru C18H13F6N5, 413,1; m/z gฤsitฤ, 414,1 [M+H]+. 1H RMN (400 MHz, CDCl3) ฮด 10,51 (br s, 1H), 8,44 (d, J = 8,4 Hz, 1H), 8,16 (s, 1H), 7,82 (d, J = 8,4 Hz, 1H), 7,70 (d, J = 1,8 Hz, 1H), 7,19 - 7,14 (m, 1H), 2,89 (t, J = 7,5 Hz, 2H), 1,81 (h, J = 7,4 Hz, 2H), 1,01 (t, J = 7,3 Hz, 3H).
Exemplul 222: (E)-3-(3-(7-Metil-1H-indazol-5-il)-2-(trifluorometil)-3H-imidazo[4,5-b]piridin-5-il)prop-2-en-1-ol.
Etapa A. (E)-3-(7-Metil-1H-indazol-5-il)-5-(3-((tetrahidro-2H-piran-2-il)oxi)prop-1-en-1-il)-2-(trifluorometil)-3H-imidazo[4,5-b]piridinฤ. รntr-un flacon pentru microunde, s-a adฤugat 5-bromo-3-(7-metil-1H-indazol-5-il)-2-(trifluorometil)-3H-imidazo[4,5-b]piridinฤ (Intermediar 62, 65 mg, 0,16 mmol), 4,4,5,5-tetrametil-2-(3-((tetrahidro-2H-piran-2-il)oxi)prop-1-en-1-il)-1,3,2-dixoaborolan (66 mg, 0,25 mmol), Pd(PPh3)4 (19 mg, 0,016 mmol), soluลฃie 1M de Na2CO3 (0,7 mL), ลi dioxan (1 mL). Flaconul a fost acoperit ลi amestecul de reacลฃie รฎncฤlzit la 105ยฐC timp de 30 min sub iradiere cu microunde. Amestecul de reacลฃie a fost apoi concentrat รฎn vid ลi reziduul rezultat diluat cu EtOAc/H2O. Straturile au fost separate ลi stratul organic a fost spฤlat cu saramurฤ, uscat cu Na2SO4, filtrat, ลi concentrat รฎn vid. Purificarea (FCC, SiO2, EtOAc รฎn hexani 0-100%) a dat compusul din titlu (50 mg, 67%).
Etapa B. (E)-3-(3-(7-Metil-1H-indazol-5-il)-2-(trifluorometil)-3H-imidazo[4,5-b]piridin-5-il)prop-2-en-1-ol. (E)-3-(7-metil-1H-indazol-5-il)-5-(3-((tetrahidro-2H-piran-2-il)oxi)prop-1-en-1-il)-2-(trifluorometil)-3H-imidazo[4,5-b]piridinฤ (50 mg) a fost dizolvatฤ รฎn MeOH (3,6 mL) ลi s-a adฤugat HCl 6M (0,4 mL). Dupฤ 2 h masa de reacลฃie a fost concentratฤ รฎn vid ลi reziduul rezultat a fost diluat cu EtOAc/soluลฃie saturatฤ de NaHCO3. Straturile au fost separate ลi stratul organic a fost spฤlat cu saramurฤ, uscat cu Na2SO4, filtrat ลi concentrat รฎn vid pentru a da compusul din titlu (38 mg). MS (ESI): masฤ calc. pentru C18H14F3N5O, 373,1; m/z gฤsitฤ, 374,1 [M+H]+. 1H RMN (400 MHz, CDCl3) ฮด 10,41 (br s, 1H), 8,21 - 8,15 (m, 2H), 7,71 - 7,68 (m, 1H), 7,46 (d, J = 8,4 Hz, 1H), 7,19 (s, 1H), 6,80 - 6,76 (m, 2H), 4,35 - 4,33 (m, 2H), 2,62 (s, 3H).
Exemplul 223: 3-(3-(7-Metil-1H-indazol-5-il)-2-(trifluorometil)-3H-imidazo[4,5-b]piridin-5-il)propan-1-ol.
O soluลฃie de (E)-3-(3-(7-metil-1H-indazol-5-il)-2-(trifluorometil)-3H-imidazo[4,5-b]piridin-5-il)prop-2-en-1-ol (Exemplul 222, 36 mg, 0,09 mmol) รฎn MeOH (2,6 mL) a fost supuse la hidrogenare H-Cube (10% Pd/C, H2 60 bar) la temperatura ambiantฤ ลi un debit de 1 mL/min. Dupฤ o singurฤ trecere solventul a fost รฎndepฤrtat รฎn vid ลi reziduul rezultat a fost purificat prin cromatografie cu fazฤ inversฤ (0,05% TFA รฎn H2O/MeCN). Fracลฃiunile dorite au fost concentrate รฎn vid ลi solidele rezultate au fost ca baza liberฤ (EtOAc/soluลฃie saturatฤ de NaHCO3) pentru a da compus din titlu (16 mg, 44%). MS (ESI): masฤ calc. pentru C18H16F3N5O, 375,1; m/z gฤsitฤ, 376,1[M+H]+. 1H RMN (400 MHz, CDCl3) ฮด 8,21 (d, J = 8,4 Hz, 1H), 8,16 - 8,11 (m, 1H), 7,70 - 7,66 (m, 1H), 7,34 (d, J = 8,3 Hz, 1H), 7,14 (s, 1H), 3,65 (t, J = 5,7 Hz, 2H), 3,09 (t, J = 6,7 Hz, 2H), 2,46 (s, 3H), 2,02 - 1,94 (m, 2H) ลi 3-(7-metil-1H-indazol-5-il)-5-propil-2-(trifluorometil)-3H-imidazo[4,5-b]piridinฤ (Exemplul 224,5 mg, 14%).
Exemplul 224: 3-(7-Metil-1H-indazol-5-il)-5-il)propil-2-(trifluorometil)-3H-imidazo[4,5-b]piridinฤ.
Compusul din titlu a fost preparat ca produs secundar รฎn Exemplul 223. MS (ESI): masฤ calc. pentru C18H16F3N5, 359,1; m/z gฤsitฤ, 360,1 [M+H]+. 1H RMN (400 MHz, CDCl3) ฮด 8,19 (d, J = 8,3 Hz, 1H), 8,05 (br s, 1H), 7,63 - 7,59 (m, 1H), 7,32 (d, J = 8,3 Hz, 1H), 7,10 (br s, 1H), 2,96 - 2,85 (m, 2H), 2,53 (s, 3H), 1,82 - 1,70 (m, 2H), 0,94 (t, J = 7,4 Hz, 3H).
Exemplul 225: 4-[3-(1H-Indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridin-2-il]piridin-2-ol.
Compusul din titlu a fost obลฃinut ca produs secundar din sinteza de 2-(2-fluoro-4-piridil)-3-(1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ (Exemplul 165). (11 mg, 6,8%).MS (ESI): masฤ calc. pentru C19H11F3N6O, 396,1; m/z gฤsitฤ, 397,1[M+H]+. 1H RMN (400 MHz, CDCl3) ฮด 8,36 (d, J = 8,3 Hz, 1H), 8,19 (d, J = 5,3 Hz, 1H), 8,15 (s, 1H), 7,82 - 7,76 (m, 2H), 7,65 (d, J = 8,6 Hz, 1H), 7,37 - 7,29 (m, 2H), 7,22 (s, 1H).
Exemplul 226: 3-(1H-Indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ.
Compusul din titlu a fost recuperatฤ ca produs secundar รฎn sinteza din Exemplul 165, cรขnd se utilizeazฤ N, N-dimetilformamidฤ ca solvent de reacลฃie. MS(ESI): masฤ calc. pentru C14H8F3N5, 303,1; m/z gฤsitฤ, 304,1, [M+H]+. 1H RMN (400 MHz, Acetonitril-d3) ฮด 8,67 (s, 1H), 8,40 - 8,33 (m, 1H), 8,23 - 8,12 (m, 2H), 7,86 - 7,72 (m, 3H).
Exemplul 227: 3-(7-Cloro-1H-indazol-5-il)-2-ciclopropil-5-(difluorometil)imidazo [4,5-b]piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 1. MS (ESI): masฤ calc. pentru C17H12ClF2N5, 359,1; m/z gฤsitฤ, 360,1 [M+H]+. 1H RMN (400 MHz, CDCl3) ฮด 11,04 (s, 1H), 8,13 (s, 1H), 8,10 (d, J = 8,2 Hz, 1H), 7,76 (d, J = 1,6 Hz, 1H), 7,62 (d, J = 8,2 Hz, 1H), 7,46 (d, J = 1,7 Hz, 1H), 6,89-6,56 (m, 1H), 1,91-1,80 (m, 1H), 1,44-1,36 (m, 2H), 1,17-1,06 (m, 2H).
Exemplul 228: 5-(Difluorometil)-2-(4-fluorofenil)-3-(7-metil-1H-indazol-5-il) imidazo[4,5-b]piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 1, utilizรขnd 2-cloro-6-(difluorometil)-3-nitropiridinฤ (Intermediar 48, produs din Etapa E). MS (ESI): masฤ calc. pentru C21H14F3N5, 393,1; m/z gฤsitฤ, 394,1 [M+H]+. 1H RMN (500 MHz, CDCl3) ฮด 10,45 (s, 1H), 8,26 (d, J = 8,2 Hz, 1H), 8,10 (s, 1H), 7,69 (d, J = 8,3 Hz, 1H), 7,66 - 7,56 (m, 3H), 7,11 (dd, J = 1,9, 1,0 Hz, 1H), 7,00 (dd, J = 9,0, 8,3 Hz, 2H), 6,68 (t, J = 55,5 Hz, 1H), 2,73 - 2,41 (m, 3H).
Exemplul 229: 3-(7-Cloro-1H-indazol-5-il)-5-(difluorometil)-2-(4-fluorofenil) imidazo[4,5-b]piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 1, utilizรขnd 2-cloro-6-(difluorometil)-3-nitropiridinฤ (Intermediar 48, produs din Etapa E). MS (ESI): masฤ calc. pentru C20H11ClF3N5, 413,1; m/z gฤsitฤ, 414,1 [M+H]+. 1H RMN (400 MHz, CDCl3) ฮด 10,43 (s, 1H), 8,26 (d, J = 8,3 Hz, 1H), 8,19 (s, 1H), 7,75-7,57 (m, 3H), 7,40 (d, J = 1,7 Hz, 1H), 7,10-6,97 (m, 2H), 6,65 (t, J = 55,4 Hz, 1H).
Exemplul 230: 6-[7-Morfolino-2,5-bis(trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzotiazol-2-onฤ.
Compusul din titlu a fost fฤcut รฎntr-un mod analog cu Exemplul 62. MS (ESI): masฤ calculatฤ pentru C19H13F6N5O2S, 489,1; m/z gฤsitฤ, 490,0 [M+H]+. 1H RMN (500 MHz, DMSO-d6) ฮด 12,28 (s, 1H), 7,88 (d, J = 2,1 Hz, 1H), 7,48 (dd, J = 8,4, 2,2 Hz, 1H), 7,31 (d, J = 8,5 Hz, 1H), 7,12 (s, 1H), 4,13 - 4,05 (m, 4H), 3,85 - 3,77 (m, 4H).
Exemplul 231: 4-[3-(1H-Indazol-5-il)-2,5-bis(trifluorometil)imidazo[4,5-b]piridin-7-il]morfolinฤ.
Compusul din titlu a fost fฤcut รฎntr-un mod analog cu Exemplul 62. MS (ESI): masฤ calc. pentru C19H14F6N6O, 456,1; m/z gฤsitฤ, 457,1 [M+H]+. 1H RMN (500 MHz, CDCl3) ฮด 7,92 (d, J = 1,0 Hz, 1H), 7,67 (d, J = 1,8 Hz, 1H), 7,29 - 7,27 (m, 1H), 7,17 (dd, J = 8,7, 1,9 Hz, 1H), 6,92 (s, 1H), 4,15 - 4,12 (m, 4H), 3,98 - 3,94 (m, 4H).
Exemplul 232: 2-(1,1-Difluoropropil)-3-(1H-indazol-5-il)-5-(trifluorometil) imidazo[4,5-b]piridinฤ.
Compusul din titlu a fost fฤcut รฎntr-un mod analog cu Exemplul 88. MS (ESI): masฤ calc. pentru C17H12F5N5, 381,1; m/z gฤsitฤ, 382,0 [M+H]+. 1H RMN (400 MHz, CD3OD) ฮด 8,43 (d, J = 8,4 Hz, 1H), 8,20 (d, J = 1,0 Hz, 1H), 7,96 (d, J = 2,0 Hz, 1H), 7,85 (d, J = 8,3 Hz, 1H), 7,74 (d, J = 8,8 Hz, 1H), 7,49-7,44 (m, 1H), 2,51-2,33 (m, 2H), 1,08 (t, J = 7,5 Hz, 3H).
Exemplul 233: 6-[2-(1,1,2,2,2-Pentafluoroetil)-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzotiazol-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 88. MS (ESI): masฤ calc. pentru C16H6F8N4OS, 454,0; m/z gฤsitฤ, 454,9 [M+H]+. 1H RMN (400 MHz, CD3OD) ฮด 8,53 (d, J = 8,5 Hz, 1H), 7,91 (d, J = 8,4 Hz, 1H), 7,73 (d, J = 2,1 Hz, 1H), 7,48-7,42 (m, 1H), 7,38-7,33 (m, 1H).
Exemplul 234: 6-[2-(Difluorometil]-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzotiazol-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 88. MS (ESI): masฤ calc. pentru C15H7F5N4OS, 386,0; m/z gฤsitฤ, 386,9 [M+H]+. 1H RMN (400 MHz, CD3OD) ฮด 8,45 (d, J = 8,4 Hz, 1H), 7,87 (d, J = 8,4 Hz, 1H), 7,72 (d, J = 2,1 Hz, 1H), 7,49-7,42 (m, 1H), 7,40-7,33 (m, 1H), 7,21-6,90 (m, 1H).
Exemplul 235: 6-[2-(Difluorometil)-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzoxazol-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 88. MS (ESI): masฤ calc. pentru C15H7F5N4O2, 370,0; m/z gฤsitฤ, 371,0 [M+H]+. 1H RMN (400 MHz, DMSO-d6) ฮด 12,05 (s, 1H), 8,61 (d, J = 8,3 Hz, 1H), 7,96 (d, J = 8,4 Hz, 1H), 7,70 (d, J = 1,9 Hz, 1H), 7,46-7,15 (m, 3H).
Exemplul 236: 6-[2,5-Bis(trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzoxazol-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 88. MS (ESI): masฤ calc. pentru C15H6F6N4O2, 388,0; m/z gฤsitฤ, 389,0 [M+H]+. 1H RMN (400 MHz, DMSO-d6) ฮด 12,08 (s, 1H), 8,71 (d, J = 8,4 Hz, 1H), 8,03 (d, J = 8,4 Hz, 1H), 7,74 (d, J = 1,9 Hz, 1H), 7,52-7,46 (m, 1H), 7,33 (d, J = 8,2 Hz, 1H).
Exemplul 237: 3-(3-Fluoro-1H indazol-5-il)-2,5-bis(trifluorometil)imidazo[4,5-b] piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 125 din N2-(3-fluoro-1H-indazol-5-il)-6-(trifluorometil)piridin-2,3-diaminฤ (Intermediar 53). MS (ESI): masฤ calc. pentru C15H6F7N5, 389,1; m/z gฤsitฤ, 390,1 [M+H]+. 1H RMN (500 MHz, CD3OD) ฮด 8,53 (d, J = 8,4 Hz, 1H), 7,96 (d, J = 1,8 Hz, 1H), 7,93 (d, J = 8,4 Hz, 1H), 7,71-7,66 (m, 1H), 7,58-7,54 (m, 1H).
Exemplul 238: 5-(Difluorometil)3-(1H-indazol-5-il)-2-(trifluorometil)imidazo[4,5-b] piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 88, utilizรขnd 2-cloro-6-(difluorometil)-3-nitropiridinฤ (Intermediar 48, produs din Etapa E). MS (ESI): masฤ calc. pentru C15H8F5N5, 353,1; m/z gฤsitฤ, 354,1 [M+H]+. 1H RMN (500 MHz, CDCl3) ฮด 8,42 (d, J = 8,4 Hz, 1H), 8,22 (d, J = 1,1 Hz, 1H), 7,88 (d, J = 1,8 Hz, 1H), 7,79 (d, J = 8,4 Hz, 1H), 7,75 - 7,65 (m, 1H), 7,42 (dd, J = 8,8, 1,9 Hz, 1H), 6,61 (t, J = 55,2 Hz, 1H).
Exemplul 239: 6-12-Metoxi-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzotiazol-2-onฤ.
Compusul din titlu a fost fฤcut รฎntr-un mod analog cu Exemplul 114. MS (ESI): masฤ calc. pentru C15H9F3N4O2S, 366,0; m/z gฤsitฤ, 367,0 [M+H]+. 1H RMN (400 MHz, CD3OD) ฮด 7,97 (d, J = 8,2 Hz, 1H), 7,71 (d, J = 2,1 Hz, 1H), 7,66 (d, J = 8,1 Hz, 1H), 7,50-7,46 (m, 1H), 7,33-7,29 (m, 1H), 4,25 (s, 3H).
Exemplul 240: 6-[2-Etoxi-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzatiazol-2-onฤ.
Compusul din titlu a fost fฤcut รฎntr-un mod analog cu Exemplul 114. MS (ESI): masฤ calc. pentru C16H11F3N4O2S, 380,1; m/z gฤsitฤ, 381,0 [M+H]+. 1H RMN (400 MHz, CD3OD) ฮด 7,95 (d, J = 8,2 Hz, 1H), 7,71 (d, J = 2,1 Hz, 1H), 7,65 (d, J = 8,2 Hz, 1H), 7,50-7,46 (m, 1H), 7,31 (d, J = 8,5 Hz, 1H), 4,73-4,64 (m, 2H), 1,46 (t, J = 7,1 Hz, 3H).
Exemplul 241: 2-Metoxi-3-(7-metil-1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 114. MS (ESI): masฤ calc. pentru C16H12F3N5O, 347,1; m/z gฤsitฤ, 348,0 [M+H]+. 1H RMN (500 MHz, CD3OD) ฮด 8,16 (s, 1H), 7,98 (d, J = 8,2 Hz, 1H), 7,82-7,76 (m, 1H), 7,66 (d, J = 8,2 Hz, 1H), 7,34-7,27 (m, 1H), 4,25 (s, 3H), 2,65 (s, 3H).
Exemplul 242: 2-Etoxi-3-(7-metil-1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 114 din N2-(7-metil-1H-indazol-5-il)-6-(trifluorometil)piridin-2,3-diaminฤ (Intermediar 56). MS (ESI): masฤ calc. pentru C17H14F3N5O, 361,1; m/z gฤsitฤ, 362,0 [M+H]+. 1H RMN (400 MHz, CD3OD) ฮด 8,16 (s, 1H), 7,95 (d, J = 8,1 Hz, 1H), 7,79 (d, J = 1,9 Hz, 1H), 7,64 (d, J = 8,2 Hz, 1H), 7,30 (d, J = 1,5 Hz, 1H), 4,72-4,63 (m, 2H), 2,64 (s, 3H), 1,49-1,40 (m, 3H).
Exemplul 243: 5-[2-Etoxi-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 114. MS (ESI): masฤ calc. pentru C17H13F3N4O2, 362,1; m/z gฤsitฤ, 363,0 [M+H]+. 1H RMN (400 MHz, DMSO-d6) ฮด 10,61 (s, 1H), 8,03 (d, J = 8,2 Hz, 1H), 7,68 (d, J = 8,1 Hz, 1H), 7,41 (d, J= 2,0 Hz, 1H), 7,39-7,34 (m, 1H), 7,01 (d, J = 8,2 Hz, 1H), 4,70-4,60 (m, 2H), 3,60 (s, 2H), 1,44-1,35 (m, 3H).
Exemplul 244: 5-[2-Metoxi-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 114. MS (ESI): masฤ calc. pentru C16H11F3N4O2, 348,1; m/z gฤsitฤ, 349,1 [M+H]+. 1H RMN (400 MHz, DMSO-d6) ฮด 10,62 (s, 1H), 8,07 (d, J = 8,1 Hz, 1H), 7,71 (d, J = 8,1 Hz, 1H), 7,40 (d, J = 2,0 Hz, 1H), 7,39-7,33 (m, 1H), 6,99 (d, J = 8,2 Hz, 1H), 4,17 (s, 3H), 3,59 (s, 2H).
Exemplul 245: 3-(1H-Indazol-5-il)-2-(metilsulfonilmetil)-5-(trifluorometil) imidazo[4,5-b]piridinฤ.
Compusul din titlu a fost fฤcut รฎntr-un mod analog cu Exemplul 117. MS (ESI): masฤ calc. pentru C16H12F3N5O2S, 395,1; m/z gฤsitฤ, 396,0 [M+H]+. 1H RMN (600 MHz, DMSO-d6) ฮด 13,49 (s, 1H), 8,50 (d, J = 8,3 Hz, 1H), 8,27 (s, 1H), 8,03-8,00 (m, 1H), 7,90 (d, J = 8,3 Hz, 1H), 7,80 (d, J = 8,7 Hz, 1H), 7,47 (dd, J = 8,7, 2,0 Hz, 1H), 4,82 (s, 2H), 3,26 (s, 3H).
Exemplul 246: 2-(3-Fluorociclobutil)-3-(7-metil-1H-indazol-5-il)-5-(trifluorometil) imidazo[4,5-b]piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 117 cu a separare chiralฤ. MS (ESI): masฤ calc. pentru C19H15F4N5, 389,1; m/z gฤsitฤ, 390,1 [M+H]+. 1H RMN (400 MHz, CDCl3) ฮด 11,33 (s, 1H), 8,28 (d, J = 8,2 Hz, 1H), 7,93 (s, 1H), 7,75 (d, J = 8,3 Hz, 1H), 7,42 (d, J = 1,7 Hz, 1H), 6,89 (s, 1H), 5,03-4,76 (m, 1H), 3,01-2,89 (m, 1H), 2,89-2,72 (m, 2H), 2,69-2,55 (m, 2H), 2,46 (s, 3H).
Exemplul 247: 2-(3-Fluorociclobutil)-3-(7-metil-1H-indazol-5-il)-5-(trifluorometil) imidazo[4,5-b]piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 117 cu o separare chiralฤ, din N2-(7-metil-1H-indazol-5-il)-6-(trifluorometil)piridin-2,3-diaminฤ (Intermediar 56). MS (ESI): masฤ calc. pentru C19H15F4N5, 389,1; m/z gฤsitฤ, 390,1 [M+H]+. 1H RMN (400 MHz, CDCl3) ฮด 8,25 (d, J = 8,3 Hz, 1H), 7,90 (s, 1H), 7,75 (d, J = 8,3 Hz, 1H), 7,40 (d, J = 1,7 Hz, 1H), 6,87-6,84 (m, 1H), 5,55-5,32 (m, 1H), 3,70-3,58 (m, 1H), 2,96-2,81 (m, 2H), 2,63-2,47 (m, 2H), 2,43 (s, 3H).
Exemplul 248: 3-(7-Cloro-1H-indazol-5-il)-2-(3-fluorociclobutil)-5-(trifluorometil) imidazo[4,5-b]piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 117 cu o separare chiralฤ. MS (ESI): masฤ calc. pentru C18H12ClF4N5, 409,1; m/z gฤsitฤ, 410,1 [M+H]+. 1H RMN (400 MHz, CDCl3) ฮด 8,29 (d, J = 8,2 Hz, 1H), 8,02 (s, 1H), 7,76 (d, J = 8,3 Hz, 1H), 7,55 (d, J = 1,7 Hz, 1H), 7,21 (d, J = 1,7 Hz, 1H), 5,04-4,80 (m, 1H), 3,03-2,92 (m, 1H), 2,91-2,75 (m, 2H), 2,72-2,59 (m, 2H).
Exemplul 249: 3-(7-Cloro-1H-indazol-5-il)-2-(3-fluorociclobutil)-5-metil-imidazo [4,5-b]piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 117 cu o separare chiralฤ. MS (ESI): masฤ calc. pentru C18H15ClFN5, 355,1; m/z gฤsitฤ, 356,1 [M+H]+. 1H RMN (400 MHz, CDCl3) ฮด 12,67 (s, 1H), 8,03 (d, J = 8,2 Hz, 1H), 7,95 (s, 1H), 7,45 (d, J = 1,6 Hz, 1H), 7,21 (d, J = 8,2 Hz, 1H), 7,18 (d, J = 1,7 Hz, 1H), 5,52-5,30 (m, 1H), 3,66-3,55 (m, 1H), 2,95-2,80 (m, 2H), 2,73 (s, 3H), 2,61-2,44 (m, 2H).
Exemplul 250: 3-(7-Cloro-1H-indazol-5-il)-2-(3-fluorociclobutil)-5-(trifluorometil) imidazo[4,5-b]piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 117 cu o separare chiralฤ. MS (ESI): masฤ calc. pentru C18H12ClF4N5, 409,1; m/z gฤsitฤ, 410,1 [M+H]+. 1H RMN (400 MHz, CDCl3) ฮด 8,23 (d, J = 8,3 Hz, 1H), 8,11 (s, 1H), 7,73 (d, J = 8,2 Hz, 1H), 7,58 (d, J = 1,7 Hz, 1H), 7,26 (d, J = 1,8 Hz, 1H), 5,56-5,32 (m, 1H), 3,74-3,63 (m, 1H), 2,98-2,83 (m, 2H), 2,68-2,51 (m, 2H).
Exemplul 251: 2-(1-Metoxi-1-metil-etil)-3-(7-metil-1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 117, din N2-(7-metil-1H-indazol-5-il)-6-(trifluorometil)piridin-2,3-diaminฤ (Intermediar 56). MS (ESI): masฤ calc. pentru C19H18F3N5O, 389,1; m/z gฤsitฤ, 390,1 [M+H]+. 1H RMN (400 MHz, CD3OD) ฮด 8,27 (d, J = 8,2 Hz, 1H), 8,17 (s, 1H), 7,77-7,72 (m, 2H), 7,22-7,19 (m, 1H), 3,13 (s, 3H), 2,65 (s, 3H), 1,61 (s, 6H).
Exemplul 252: 2-(1,1-Difluoroetil)-3-(7-metil-1H-indazol-5-il)-5-(trifluorometil) imidazo[4,5-b]piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 117, din N2-(7-metil-1H-indazol-5-il)-6-(trifluorometil)piridin-2,3-diaminฤ (Intermediar 56). MS (ESI): masฤ calc. pentru C17H12F5N5, 381,1; m/z gฤsitฤ, 382,1 [M+H]+. 1H RMN (400 MHz, CDCl3) ฮด 11,01 (s, 1H), 8,37 (d, J = 8,3 Hz, 1H), 7,99 (s, 1H), 7,80 (d, J = 8,4 Hz, 1H), 7,62 (d, J = 1,9 Hz, 1H), 7,10-7,06 (m, 1H), 2,47 (s, 3H), 2,24-2,11 (m, 3H).
Exemplul 253: 2-(1-Fluoro-1-metil)-3-(7-metil-1H-indazol-5-il)-5-(trifluorometil) imidazo[4,5-b]piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 117, din N2-(7-metil-1H-indazol-5-il)-6-(trifluorometil)piridin-2,3-diaminฤ (Intermediar 56). MS (ESI): masฤ calc. pentru C18H15F4N5, 377,1; m/z gฤsitฤ, 378,1 [M+H]+. 1H RMN (400 MHz, CDCl3) ฮด 10,77 (s, 1H), 8,27 (d, J = 8,3 Hz, 1H), 8,02 (s, 1H), 7,74 (d, J = 8,3 Hz, 1H), 7,59 (s, 1H), 7,08 (d, J = 1,0 Hz, 1H), 2,49 (s, 3H), 1,80 (d, J = 21,4 Hz, 6H).
Exemplul 254: 3-(7-Cloro-1H-indazol-5-il)-2-(1-fluoro-1-metil-etil)-5-(trifluorometil)imidazo[4,5-b]piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 117. MS (ESI): masฤ calc. pentru C17Hl2ClF4N5, 397,1; m/z gฤsitฤ, 398,1 [M+H]+. 1H RMN (400 MHz, CDCl3) ฮด 10,65 (s, 1H), 8,29 (d, J = 8,3 Hz, 1H), 8,08 (s, 1H), 7,76 (d, J = 8,3 Hz, 1H), 7,72-7,67 (m, 1H), 7,42-7,36 (m, 1H), 1,82 (d, J = 21,5Hz, 6H).
Exemplul 255: 2-Ciclopropil-3-(7-metil-1H-indazol-5-il)-5-(trifluorometil) imidazo[4,5-b]piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 117, din N2-(7-metil-1H-indazol-5-il)-6-(trifluorometil)piridin-2,3-diaminฤ (Intermediar 56). MS (ESI): masฤ calc. pentru C18H14F3N5, 357,1; m/z gฤsitฤ, 358,0 [M+H]+. 1H RMN (500 MHz, CDCl3) ฮด 11,16 (s, 1H), 8,12-8,09 (m, 1H), 7,99 (s, 1H), 7,68 (d, J = 8,2 Hz, 1H), 7,61-7,59 (m, 1H), 7,10-7,07 (m, 1H), 2,51 (s, 3H), 1,87-1,81 (m, 1H), 1,41-1,36 (m, 2H), 1,12-1,07 (m, 2H).
Exemplul 256: (*R)-2-(1-Fluorociclopropil)-3-(7-metil-1H-indazol-5-il)-5-(trifluorometil)imdazo[4,5-b]piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 117, cu o separare chiralฤ, din N2-(7-metil-1H-indazol-5-il)-6-(trifluorometil)piridin-2,3-diaminฤ (Intermediar 56). MS (ESI): masฤ calc. pentru C17H13F4N5, 363,1; m/z gฤsitฤ, 364,1 [M+H]+. 1H RMN (400 MHz, CDCl3) ฮด 11,29 (s, 1H), 8,37 (d, J = 8,3 Hz, 1H), 7,97 (s, 1H), 7,79 (d, J = 8,3 Hz, 1H), 7,59 (d, J = 1,7 Hz, 1H), 7,08-7,03 (m, 1H), 5,67 (dq, J = 6,4, 47,2 Hz, 1H), 2,48 (s, 3H), 1,86 (dd, J = 6,4, 24,0 Hz, 3H).
Exemplul 257: (*S)-2-(1-Fluoroetil)-3-(7-metil-1H-indazol-5-il)-5-(trifluorometil) imidazo[4,5-b]piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 117, cu o separare chiralฤ, din N2-(7-metil-1H-fiidazol-5-il)-6-(trifluorometil)piridin-2,3-diaminฤ (Intermediar 56). MS (ESI): masฤ calc. pentru C17H13F4N5, 363,1; m/z gฤsitฤ, 364,1 [M+H]+. 1H RMN (400 MHz, CDCl3) ฮด 11,35 (s, 1H), 8,37 (d, J = 8,3 Hz, 1H), 7,96 (s, 1H), 7,79 (d, J = 8,3 Hz, 1H), 7,59 (d, J = 1,8 Hz, 1H), 7,07-7,03 (m, 1H), 5,67 (dq, J = 6,4,47,2 Hz, 1H), 2,47 (s, 3H), 1,86 (dd, J = 23,8, 6,5 Hz, 3H).
Exemplul 258: 3-(7-Cloro-1H-indazol-5-il)-2-(1-fluorociclopropil)-5-(trifluorometil)imidazo[4,5-b]piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 117. MS (ESI): masฤ calc. pentru C17H10ClF4N5, 395,1; m/z gฤsitฤ, 396,1 [M+H]+. 1H RMN (400 MHz, CDCl3) ฮด 11,10 (s, 1H), 8,26 (d, J = 8,2 Hz, 1H), 8,12 (s, 1H), 7,78 (d, J = 1,7 Hz, 1H), 7,76 (d, J = 8,3 Hz, 1H), 7,49-7,45 (m, 1H), 1,53-1,43 (m, 4H).
Exemplul 259: 2-(1-Fluorociclopropil)-3-(7-metil-1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 117, din N2-(7-metil-1H-indazol-5-il)-6-(trifluorometil)piridin-2,3-diaminฤ (Intermediar 56). MS (ESI): masฤ calc. pentru C18H13F4N5, 375,1; m/z gฤsitฤ, 376,1 [M+H]+. 1H RMN (500 MHz, CDCl3) ฮด 11,15 (s, 1H), 8,28-8,24 (m, 1H), 7,97 (s, 1H), 7,76 (d, J = 8,3 Hz, 1H), 7,63 (d, J = 1,7 Hz, 1H), 7,14-7,10 (m, 1H), 2,48 (s, 3H), 1,49-1,38 (m, 4H).
Exemplul 260: 3-(1H-Indazol-5-il)-N-izopropil-N-metil-5-(trifluorometil) imidazo[4,5-b]piridin-2-carboxamidฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 128. MS (ESI): masฤ calc. pentru C19H17F3N6O, 402,1; m/z gฤsitฤ, 403,0 [M+H]+. 1H RMN (400 MHz, CD3OD) ฮด 8,40 (dd, J = 8,3, 3,3 Hz, 1H), 8,20 (d, J = 1,1 Hz, 1H), 8,02-7,97 (m, 1H), 7,89-7,84 (m, 1H), 7,79-7,73 (m, 1H), 7,59-7,53 (m, 1H), 4,72-4,60 (m, 0,46H), 3,99-3,88 (m, 0,54H), 2,84 (s, 3H), 1,10-0,99 (m, 6H).
Exemplul 261: 2-(2-Cloro-4-piridil)-3-(7-metil-1H-indazol-5-il)-5-(trifluorometil) imidazo[4,5-b]piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 166. MS (ESI): masฤ calc. pentru C20H12ClF3N6, 428,1; m/z gฤsitฤ, 429,1, [M+H]+. 1H RMN (500 MHz, Acetonitril-d3) ฮด 8,42 (dd, J = 8,3, 0,8 Hz, 1H), 8,33 (dd, J = 5,2, 0,7 Hz, 1H), 8,15 (s, 1H), 7,86 (d, J = 8,3 Hz, 1H), 7,73 (dd, J = 1,7, 0,8 Hz, 1H), 7,64 (dd, J = 1,5, 0,7 Hz, 1H), 7,43 (dd, J = 5,2, 1,5 Hz, 1H), 7,22 (dd, J = 1,9, 1,0 Hz, 1H), 2,62 (s, 3H).
Exemplul 262: 2-(2-Bromo-4-piridil)-3-(7-mehyl-1H-indazol-5-il)-5-(trifluorometil) imidazo[4,5-b]piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 166. MS (ESI): masฤ calc. pentru C20H12BrF3N6, 472,0; m/z gฤsitฤ, 473,1, [M+H]+. 1H RMN (500 MHz, Acetonitril-d3) ฮด 8,42 (dd, J = 8,4, 0,8 Hz, 1H), 8,31 (dd, J = 5,2, 0,8 Hz, 1H), 8,15 (s, 1H), 7,86 (d, J = 8,3 Hz, 1H), 7,79 (dd, J = 1,5, 0,7 Hz, 1H), 7,73 (dd, J = 1,7, 0,8 Hz, 1H), 7,46 (dd, J = 5,2, 1,5 Hz, 1H), 7,22 (dt, J = 2,0, 1,0 Hz, 1H), 2,63 (s, 3H).
Exemplul 263: 5-(Difluorometil-2-(2-fluoro-4-piridil)-3-(7-metil-1H-indazol-5-il) imidazo[4,5-b]piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 166. MS (ESI): masฤ calc. pentru C20H13F3N6, 394,1; m/z gฤsitฤ, 395,1, [M+H]+. 1H RMN (400 MHz, Acetonitril-d3) ฮด 8,38 (d, J = 8,3 Hz, 1H), 8,21 - 8,08 (m, 2H), 7,80 - 7,68 (m, 2H), 7,42 (ddd, J = 5,3, 1,9, 1,3 Hz, 1H), 7,23 (dd, J = 1,9, 1,0Hz, 2H), 6,74 (t, J = 55,3 Hz, 1H), 2,62 (s, 3H).
Exemplul 264: 3-(7-Cloro-1H-indazol-5-il)-5-(difluorometil)-2-(2-fluoro-4-piridil) imidazo[4,5-b]piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 166. MS (ESI): masฤ calc. pentru C19H10ClF3N6, 414,1; m/z gฤsitฤ, 415,1, [M+H]+. 1H RMN (400 MHz, Acetonitril-d3) ฮด 8,40 (d, J = 8,3 Hz, 1H), 8,24 (s, 1H), 8,18 (dt, J = 5,3, 0,7 Hz, 1H), 7,86 (d, J = 1,7 Hz, 1H), 7,76 (d, J = 8,3 Hz, 1H), 7,57 (d, J = 1,7 Hz, 1H), 7,38 (dt, J = 5,2, 1,6 Hz, 1H), 7,29 (t, J = 1,7 Hz, 1H), 6,76 (t, J = 55,3 Hz, 1H).
Exemplul 265: 3-(4-Cloro-1H-indazol-6-il)-2,5-bis(trifluormetil)imidazo[4,5-b] piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 134, Metoda B. MS (ESI): masฤ calc. pentru C15H6ClF6N5, 405,0; m/z gฤsitฤ, 406,0 [M+H]+. 1H RMN (400 MHz, CD3OD) ฮด 8,58 (d, J = 8,4 Hz, 1H), 7,96 (d, J = 8,4 Hz, 1H), 7,93-7,89 (m, 1H), 7,76-7,73 (m, 1H), 7,46 (d, J = 1,5 Hz, 1H).
Exemplul 266: 6-[2-(1,1-Difluoroetil)-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzotiazol-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 134, Metoda B. MS (ESI): masฤ calc. pentru C16H9F5N4OS, 400,0; m/z gฤsitฤ, 401,0 [M+H]+. 1H RMN (400 MHz, CDCl3) ฮด 10,19 (s, 1H), 8,36 (d, J = 8,3 Hz, 1H), 7,78 (d, J = 8,3 Hz, 1H), 7,55 (d, J = 2,0 Hz, 1H), 7,33-7,28 (m, 1H), 7,16 (d, J= 8,4 Hz, 1H), 2,30-2,15 (m, 3H).
Exemplul 267: 3-(7-Cloro-1H-indazol-5-il)-2-(1,1-difluoroetil)-5-(trifluorometil) imidazo[4,5-b]piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 134, Metoda B. MS (ESI): masฤ calc. pentru C16H9ClF5N5, 401,0; m/z gฤsitฤ, 402,0 [M+H]+. 1H RMN (400 MHz, CDCl3) ฮด 10,87 (s, 1H), 8,35 (d, J = 8,3 Hz, 1H), 8,19 (s, 1H), 7,80-7,76 (m, 2H), 7,45 (d, J = 1,7 Hz, 1H), 2,28-2,15 (m, 3H).
Exemplul 268: 3-(7-Cloro-1H-indazol-5-il)-5-metil-2-(trifluorometil)imidazo[4,5-b] piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 134, Metoda B. MS (ESI): masฤ calc. pentru C15H9ClF3N5, 351,0; m/z gฤsitฤ, 352,0 [M+H]+. 1H RMN (500 MHz, DMSO-d6) ฮด 14,05 (s, 1H), 8,38 (s, 1H), 8,28 (d, J = 8,3 Hz, 1H), 8,08 (d, J = 1,6 Hz, 1H), 7,79 (d, J = 1,7 Hz, 1H), 7,41 (d, J = 8,3 Hz, 1H), 2,52 (s, 3H).
Exemplul 269: 3-(7-Cloro-1H-indazol-5-il)-5-(difluorometil)-2-izopropil-imidazo [4,5-b]piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 1. MS (ESI): masฤ calc. pentru C17H14ClF2N5, 361,1; m/z gฤsitฤ, 362,1 [M+H]+. 500 MHz, CD3OD) ฮด 8,29 (s, 1H), 8,19 (d, J = 8,2 Hz, 1H), 7,93 (d, J = 1,7 Hz, 1H), 7,66 (d, J = 8,3 Hz, 1H), 7,58 (d, J = 1,7 Hz, 1H), 6,77-6,53 (m, 1H), 3,24-3,14 (m, 1H), 1,37 (d, J = 6,9 Hz, 6H).
Exemplul 270: 3-(7-Cloro-1H-indazol-5-il)-2,5-bis(trifluorometil)imidazo[4,5-b] piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 134, Metoda B. MS (ESI): masฤ calc. pentru C15H6ClF6N5, 405,0; m/z gฤsitฤ, 406,0 [M+H]+. 1H RMN (400 MHz, DMSO-d6) ฮด 14,09 (s, 1H), 8,73 (d, J = 8,4 Hz, 1H), 8,41 (d, J = 1,5 Hz, 1H), 8,19 (d, J = 1,6 Hz, 1H), 8,04 (d, J = 8,4 Hz, 1H), 7,90 (d, J = 1,7 Hz, 1H).
Exemplul 271: 5-[2,5-Bis(trifluorometil)imidazo[4,5-b]piridin-3-il]-7-cloro-indolin-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 134, Metoda B. MS (ESI): masฤ calc. pentru C16H7ClF6N4O, 420,0; m/z gฤsitฤ, 421,0 [M+H]+. 1H RMN (500 MHz, CDCl3) ฮด 8,42 (d, J = 8,4 Hz, 1H), 7,82 (d, J = 8,4 Hz, 1H), 7,36 (d, J = 1,8 Hz, 1H), 7,23 (d, J = 1,9 Hz, 1H), 3,76 (s, 2H).
Exemplul 272: 7-Cloro-5-[2-(difluorometil)-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 134, Metoda B. MS (ESI): masฤ calc. pentru C16H8ClF5N4O, 402,0; m/z gฤsitฤ, 403,0 [M+H]+. 1H RMN (500 MHz, CDCl3) ฮด 8,35 (d, J = 8,4 Hz, 1H), 8,11 (s, 1H), 7,79 (d, J = 8,4 Hz, 1H), 7,41 (d, J = 1,8 Hz, 1H), 7,28 (d, J = 1,9 Hz, 1H), 6,98-6,74 (m, 1H), 3,76 (s, 2H).
Exemplul 273: 5-(Difluorometil)-2-izopropil-3-(7-metil-1H-indazol-5-il) imidazo[4,5-b]piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 1. MS (ESI): masฤ calc. pentru C18H17F2N5, 341,1; m/z gฤsitฤ, 342,1 [M+H]+. 1H RMN (400 MHz, CDCl3) ฮด 10,90 (s, 1H), 8,20 (d, J = 8,2 Hz, 1H), 8,08 (s, 1H), 7,62 (d, J = 8,2 Hz, 1H), 7,57 (d, J= 1,7 Hz, 1H), 7,07-7,05 (m, 1H), 6,69 (t, J = 55,5 Hz, 1H), 3,17-3,05 (m, 1H), 2,57 (s, 3H), 1,36 (d, J = 6,9 Hz, 6H).
Exemplul 274: 3-(7-Cloro-1H-indazol-5-il)-5-(difluorometil)-2-metil-imidazo[4,5-b] piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 1. MS (ESI): masฤ calc. pentru C15H10ClF2N5, 333,1; m/z gฤsitฤ, 334,0 [M+H]+. 1H RMN (400 MHz, CDCl3) ฮด 10,74 (s, 1H), 8,21 (s, 1H), 8,15 (d, J = 8,2 Hz, 1H), 7,72 (d, J = 1,7 Hz, 1H), 7,64 (d, J = 8,3 Hz, 1H), 7,41 (d, J = 1,7 Hz, 1H), 6,81-6,49 (m, 1H), 2,58 (s, 3H).
Exemplul 275: 5-[2,5-Bis(trifluorometil)imidazo[4,5-b]piridin-3-il]-7-metil-indolin-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 134, Metoda B. MS (ESI): masฤ calc. pentru C17H10F6N4O, 400,1; m/z gฤsitฤ, 401,1 [M+H]+. 1H RMN (500 MHz, CDCl3) ฮด 8,88 (s, 1H), 8,44-8,37 (m, 1H), 7,80 (d, J = 8,4 Hz, 1H), 7,14 (d, J = 8,2 Hz, 2H), 3,68 (s, 2H), 2,38 (s, 3H).
Exemplul 276: 5-[2-(1,1-Difluoroetil)-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-7-metil-indolin-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 134, Metoda B. MS (ESI): masฤ calc. pentru C18H13F5N4O, 396,1; m/z gฤsitฤ, 397,2 [M+H]+. 1H RMN (400 MHz, CDCl3) ฮด 8,74 (s, 1H), 8,30 (d, J = 8,3 Hz, 1H), 7,74 (d, J = 8,3 Hz, 1H), 7,14 (d, J = 5,4 Hz, 2H), 3,65 (s, 2H), 2,35 (s, 3H), 2,27-2,14 (m, 3H).
Exemplul 277: 3-(7-Cloro-1H-indazol-5-il)-2-(difluorometil)-5-(trifluorometil) imidazo[4,5-b]piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 134, Metoda B. MS (ESI): masฤ calc. pentru C15H7ClF5N5, 387,0; m/z gฤsitฤ, 388,0 [M+H]+. 1H RMN (400 MHz, DMSO-d6) ฮด 14,05 (s, 1H), 8,62 (d, J= 8,3 Hz, 1H), 8,44-8,38 (m, 1H), 8,12 (d, J = 1,7 Hz, 1H), 7,97 (d, J = 8,4 Hz, 1H), 7,82 (d, J = 1,6 Hz, 1H), 7,46-7,17 (m, 1H).
Exemplul 278: 3-(7-Cloro-1H-indazol-5-il)-2-(difluorometil)-5-metil-imidazo[4,5-b] piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 134, Metoda B. MS (ESI): masฤ calc. pentru C15H10ClF2N5, 333,1; m/z gฤsitฤ, 334,1 [M+H]+. 1HRMN (400 MHz, CDCl3) ฮด 8,17 (d, J = 8,2 Hz, 1H), 7,98 (s, 1H), 7,64 (d, J = 1,6 Hz, 1H), 7,37 (d, J = 1,6 Hz, 1H), 7,33 (d, J = 8,3 Hz, 1H), 6,94-6,64 (m, 1H), 2,77 (s, 3H).
Exemplul 279: 3-(7-Cloro-1H-indazol-5-il)-6-fluoro-2-(trifluorometil)imidazo[4,5-b]piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 134, Metoda B. MS (ESI): masฤ calc. pentru C14H6ClF4N5, 355,0; m/z gฤsitฤ, [M+H] = 356,0 [M+H]+. 1H RMN (500 MHz, CDCl3) ฮด 10,65 (s, 1H), 8,44 (dd, J = 2,7, 1,5 Hz, 1H), 8,23 (s, 1H), 8,00 (dd, J = 8,0, 2,6 Hz, 1H), 7,80 (d, J = 1,6 Hz, 1H), 7,45 (d, J = 1,7 Hz, 1H).
Exemplul 280: 3-(7-Bromo-1H-indazol-5-il)-2-(difluorometil)-5-(trifluorometil) imidazo[4,5-b]piridinฤ.
Compusul din titlu a fost fฤcut รฎntr-un mod analog cu Exemplul 134, utilizรขnd 2-cloro-3-nitro-6-(trifluorometil)piridinฤ ลi 7-bromo-1H-indazol-5-aminฤ, ลi substituind acid 2,2-difluoroacetic รฎn Etapa B. MS (ESI): masฤ calc. pentru C15H7BrF5N5, 431,0; m/z gฤsitฤ, 432,0 [M+H]+. 1HRMN (500 MHz, DMSO-d6) ฮด 13,94 (s, 1H), 8,62 (d, J = 8,3 Hz, 1H), 8,42 (s, 1H), 8,15 (d, J= 1,6 Hz, 1H), 7,97 (d, J = 8,4 Hz, 1H), 7,94 (s, 1H), 7,31 (t, J = 51,5 Hz, 1H).
Exemplul 281: 6-[2,5-Bis(trifluorometil)imidazo[4,5-b]piridin-3-il]-4-metil-3H-1,3-benzotiazol-2-onฤ.
Compusul din titlu a fost preparat analog cu Exemplul 134 utilizรขnd 2-cloro-3-nitro-6-(trifluorometil)piridinฤ ลi 6-amino-4-metilbenzo[d]tiazol-2(3H)-onฤ. MS (ESI): masฤ calc. pentru C16H6N4OS, 418,0; m/z gฤsitฤ, 419,0 [M+H]+. 1H RMN (400 MHz, CDCl3) ฮด 9,95-9,86 (s, 1H), 8,47-8,40 (dd, J = 8,3, 0,7 Hz, 1H), 7,87-7,79 (d, J = 8,4 Hz, 1H), 7,42-7,31 (d, J = 2,0 Hz, 1H), 7,24-7,16 (m, 1H), 2,10-2,00 (s, 3H).
Exemplul 282: 6-[2,5-Bis(trifluorometil)imidazo[4,5-b]piridin-3-il]-4-cloro-3H-1,3-benzotiazol-2-onฤ.
Compusul din titlu a fost preparat analog cu Exemplul 134 utilizรขnd 2-cloro-3-nitro-6-(trifluorometil)piridinฤ ลi 6-amino-4-clorobenzo[d]tiazol-2(3H)-onฤ. MS (ESI): masฤ calc. pentru C15115ClF6N4OS, 438,0; m/z gฤsitฤ, 439,0 [M+H]+. 1H RMN (600 MHz, DMSO-d6) ฮด 12,73-12,56 (s, 1H), 8,80-8,65 (d, J = 8,4 Hz, 1H), 8,09-8,01 (d, J = 8,4 Hz, 1H), 8,01-7,94 (d, J = 2,0 Hz, 1H), 7,91-7,78 (m, 1H).
Exemplul 283: 6-[2,5-Bis(trifluorometil)imidazo[4,5-b]piridin-3-il]-4-fluoro-3H-1-3-benzoxazol-2-onฤ.
Compusul din titlu a fost preparat analog cu Exemplul 134 utilizรขnd 2-cloro-3-nitro-6-(trifluorometil)piridinฤ ลi 6-amino-4-fluorobenzo[d]oxazol-2(3H)-onฤ. MS (ESI): masฤ calc. pentru C15H5F7N4O2, 406,0; m/z gฤsitฤ, 407,1 [M+H]+. 1H RMN (500 MHz, DMSO-d6) ฮด 12,86-12,61 (s, 1H), 8,78-8,66 (d, J = 8,4 Hz, 1H), 8,12-7,98 (d, J = 8,4 Hz, 1H), 7,77-7,55 (m, 2H).
Exemplul 284: 5-[2,5-bis(Trifluorometil)imidazo[4,5-b]piridin-3-il]-1H-indazol-7-carboxilat de metil.
Compusul din titlu a fost preparat analog cu Exemplul 134 utilizรขnd 2-cloro-3-nitro-6-(trifluorometil)piridinฤ ลi 5-amino-1H-indazol-7-carboxilat de metil. MS (ESI): masฤ calc. pentru C17H9F6N5O2, 429,1; m/z gฤsitฤ, 430,1 [M+H]+. 1H RMN (500 MHz, DMSO-d6) ฮด 13,79-13,62 (s, 1H), 8,81-8,65 (d, J = 8,4 Hz, 1H), 8,57-8,40 (m, 2H), 8,40-8,24 (d, J = 1,9 Hz, 1H), 8,10-7,94 (d, J = 8,4 Hz, 1H), 4,11-3,86 (s, 3H).
Exemplul 285: 5-[2-(Difluorometil)-5-(trifluometil)imidazo[4,5-b]piridin-3-il]-1H-indazol-7-carboxilat de metil.
Compusul din titlu a fost preparat analog cu Exemplul 134 utilizรขnd 2-cloro-3-nitro-6-(trifluorometil)piridinฤ ลi 5-amino-1H-indazol-7-carboxilat de metil, substituind acid 2,2-difluoroacetic รฎn Etapa B. MS (ESI): masฤ calc. pentru C17H10F5N5O2, 411,1; m/z gฤsitฤ, 412,1 [M+H]+. 1H RMN. (500 MHz, DMSO-d6) ฮด 13,80-13,56 (s, 1H), 8,75-8,56 (d, J = 8,3 Hz, 1H), 8,52-8,36 (m, 2H), 8,36-8,19 (d, J = 1,9 Hz, 1H), 8,07-7,84 (d, J = 8,4 Hz, 1H), 7,52-7,09 (m, 1H), 4,13-3,84 (s, 3H).
Exemplul 286: 2-(Difluorometil)-3-(7-metil-1H-indazol-5-il)-5-(trifluorometil) imidazo[4,5-b]piridinฤ.
Compusul din titlu a fost preparat analog cu Exemplul 134 utilizรขnd 2-cloro-3-nitro-6-(trifluorometil)piridinฤ ลi 7-metil-1H-indazol-5-aminฤ, ลi substituind acid 2,2-difluoroacetic รฎn Etapa B. MS (ESI): masฤ calc. pentru C16H10F5N5, 367,1; m/z gฤsitฤ, 368,0 [M+H]+. 1H RMN (500 MHz, DMSO-d6) ฮด 13,57 (s, 1H), 8,61 (d, J = 8,4 Hz, 1H), 8,24 (s, 1H), 7,95 (d, J = 8,4 Hz, 1H), 7,91-7,88 (m, 1H), 7,39-7,15 (m, 2H), 2,60 (s, 3H).
Exemplul 287: 5-[2-(Difluorometil)-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-7-metil-indolin-2-onฤ.
Compusul din titlu a fost preparat analog cu Exemplul 134 utilizรขnd 2-cloro-3-nitro-6-(trifluorometil)piridinฤ ลi 5-amino-7-metilindolin-2-onฤ, ลi substituind acid 2,2-difluoroacetic รฎn Etapa B. MS (ESI): masฤ calc. pentru C17H11F5N4O, 382,1; m/z gฤsitฤ, 383,1 [M+H]+. 1H RMN (400 MHz, CD3OD) ฮด 8,43 (d, J = 8,4 Hz, 1H), 7,86 (d, J = 8,4 Hz, 1H), 7,28-7,21 (m, 2H), 7,01 (t, J = 52,0 Hz, 1H), 2,36 (s, 3H).
Exemplul 288: 5-[2-(Difluorometil)-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-7-fluoro-indolin-2-onฤ.
Compusul din titlu a fost preparat analog cu Exemplul 134 utilizรขnd 2-cloro-3-nitro-6-(trifluorometil)piridinฤ ลi 5-amino-7-fluoroindolin-2-onฤ, ลi substituind acid 2,2-difluoroacetic รฎn Etapa B. MS (ESI): masฤ calc. pentru C16H8F6N4O, 386,1; m/z gฤsitฤ, 387,1 [M+H]+. 1H RMN (400 MHz, CD3OD) ฮด 8,44 (d, J = 8,4 Hz, 1H), 7,87 (d, J = 8,3 Hz, 1H), 7,38-7,30 (m, 2H), 7,20-6,91 (m, 1H).
Exemplul 289: 3-(4-Metil-1H-indazol-6-il)-2,5-bis(trifluorometil)imidazo[4,5-b] piridinฤ.
Compusul din titlu a fost preparat analog cu Exemplul 134 utilizรขnd 2-cloro-3-nitro-6-(trifluorometil)piridinฤ ลi 4-metil-1H-indazol-6-aminฤ. MS (ESI): masฤ calc. pentru C16H9F6N5, 385,1; m/z gฤsitฤ, 386,1 [M+H]+. 1H RMN (500 MHz, CD3OD) ฮด 8,52 (d, J = 8,4 Hz, 1H), 8,27 (s, 1H), 7,92 (d, J = 8,4 Hz, 1H), 7,62 (s, 1H), 7,06 (s, 1H), 2,70 (d, J = 0,8 Hz, 3H).
Exemplul 290: 6-[2,5-Bis(trifluorometil)imidazo[4,5-b]piridin-3-il]-4-bromo-3H-1,3-benzoxazol-2-onฤ.
Compusul din titlu a fost preparat analog cu Exemplul 134 utilizรขnd 2-cloro-3-nitro-6-(trifluorometil)piridinฤ ลi 6-amino-4-bromobenzo[d]oxazol-2(3H)-onฤ. MS (ESI): masฤ calc. pentru G15H15BrF6N4O2, 466,0; m/z gฤsitฤ, 467,4 [M+H]+. 1H RMN (600 MHz, DMSO-d6) ฮด 12,61-12,46 (s, 1H), 8,77-8,64 (d, J = 8,4 Hz, 1H), 8,11-7,95 (d, J = 8,4 Hz, 1H), 7,91-7,68 (dd, J = 27,7, 1,8 Hz, 2H).
Exemplul 291: 3-(1H-Indazol-6-il)-2,5-bis(trifluorometil)imidazo[4,5-b]piridinฤ.
Compusul din titlu a fost preparat analog cu Exemplul 134 utilizรขnd 2-cloro-3-nitro-6-(trifluorometil)piridinฤ ลi 1H-indazol-6-aminฤ. MS (ESI): masฤ calc. pentru C15H7F6N5, 371,1; m/z gฤsitฤ, 372,0 [M+H]+. 1H RMN (400 MHz, CD3OD) ฮด 8,54 (d, J = 8,4 Hz, 1H), 8,24 (d, J = 1,0 Hz, 1H), 8,03 (d, J = 8,5 Hz, 1H), 7,93 (d, J = 8,5 Hz, 1H), 7,82 (s, 1H), 7,31-7,26 (m, 1H).
Exemplul 292: 5-[2,5-Bis(trifluorometil)imidazo[4,5-b]piridin-3-il]-1,3-dihidropirolo[2,3-b]piridin-2-onฤ.
Compusul din titlu a fost preparat analog cu Exemplul 134 utilizรขnd 2-cloro-3-nitro-6-(trifluorometil)piridinฤ ลi 5-amino-1H-pirolo[2,3-b]piridin-2(3H)-onฤ. MS (ESI): masฤ calc. pentru C15H7F6N5O, 387,1; m/z gฤsitฤ, 388,0 [M+H]+. 1H RMN (400 MHz, CD3OD) ฮด 8,54 (d, J = 8,4 Hz, 1H), 8,29 (d, J = 2,7 Hz, 1H), 7,98-7,91 (m, 1H), 7,85-7,79 (m, 1H).
Exemplul 293: 3-(1H-Pirolo[2,3-b]piridin-5-il)-2,5-bis(trifluorometil)imidazo[4,5-b]piridinฤ.
Compusul din titlu a fost preparat analog cu Exemplul 134 utilizรขnd 2-cloro-3-nitro-6-(trifluorometil)piridinฤ ลi 1H-pirolo[2,3-b]piridin-5-aminฤ. MS (ESI): masฤ calc. pentru C15H7F6N5, 371,1; m/z gฤsitฤ, 372,1 [M+H]+. 1H RMN (400 MHz, CD3OD) ฮด 8,55 (d, J = 8,4 Hz, 1H), 8,34 (d, J = 2,3 Hz, 1H), 8,21 (d, J = 2,4 Hz, 1H), 7,93 (d, J = 8,5 Hz, 1H), 7,61 (d, J = 3,5 Hz, 1H), 6,67 (d, J = 3,5 Hz, 1H).
Exemplul 294: 3-(7-Metil-1H-indazol-5-il)-2,5-bis(trifluorometil)imidazo[4,5-b] piridinฤ.
Compusul din titlu a fost preparat analog cu Exemplul 134 utilizรขnd 2-cloro-3-nitro-6-(trifluorometil)piridinฤ ลi 7-metil-1H-indazol-5-aminฤ. MS (ESI): masฤ calc. pentru C16H9F6N5, 385,1; m/z gฤsitฤ, 386,1 [M+H]+. 1H RMN (600 MHz, CDCl3) ฮด 10,98 (s, 1H), 8,47 (d, J = 8,4 Hz, 1H), 8,05 (s, 1H), 7,86 (d, J = 8,4 Hz, 1H), 7,67 - 7,64 (m, 1H), 7,10 (d, J = 1,5 Hz, 1H), 2,52 (s, 3H).
Exemplul 295: 5-[2,5-Bis(trifluorometil)imidazo[4,5-b]piridin-3-il]-1H-indazol-3-carbonitril.
Compusul din titlu a fost preparat analog cu Exemplul 134 utilizรขnd 2-cloro-3-nitro-6-(trifluorometil)piridinฤ ลi 5-amino-1H-indazol-3-carbonitril. MS (ESI): masฤ calc. pentru C16H6F6N6, 396,1; m/z gฤsitฤ, 397,0 [M+H|+. 1H RMN (400 MHz, DMSO-d6) ฮด 14,95-14,71 (s, 1H), 8,89-8,62 (d, J = 8,4 Hz, 1H), 8,47-8,32 (d, J = 1,7 Hz, 1H), 8,13-7,95 (m, 2H), 7,92-7,71 (dd, J = 8,9, 1,8 Hz, 1H).
Exemplul 296: 5-[2-(Difluorometil)-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-1H-indazol-3-ol.
Compusul din titlu a fost preparat analog cu Exemplul 134 utilizรขnd 2-cloro-3-nitro-6-(trifluorometil)piridinฤ ลi 5-amino-1H-indazol-3-ol, ลi substituind acid 2,2-difluoroacetic รฎn Etapa B. MS (ESI): masฤ calc. pentru C15H8F5N5O, 369,1; m/z gฤsitฤ, 370,1 [M+H]+. 1H RMN (600 MHz, DMSO-d6) ฮด 10,92-10,71 (s, 1H), 8,67-8,53 (d, J = 8,4 Hz, 1H), 8,00-7,91 (d, J = 8,4 Hz, 1H), 7,91-7,83 (dd, J = 2,0, 0,8 Hz, 1H), 7,54-7,43 (m, 2H), 12,16-11,94 (m, 1H), 7,39-7,14 (m, 1H).
Exemplul 297: 6-[2-Ciclopropil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ.
Compusul din titlu a fost fฤcut รฎntr-un mod analog cu Exemplul 109, Metoda B utilizรขnd 2-cloro-3-nitro-6-(trifluorometil)piridinฤ ลi 6-aminoindolin-2-onฤ. MS (ESI): masฤ calc. pentru C18H13F3N4O, 358,1; m/z gฤsitฤ, 359,0 [M+H]+. 1H RMN (300 MHz, DMSO-d6) ฮด 10,63 (s, 1H), 8,19 (d, J = 8,2 Hz, 1H), 7,74 (d, J = 8,2 Hz, 1H), 7,47 (d, J = 7,8 Hz, 1H), 7,15 (d, J = 7,8 Hz, 1H), 7,04 (s, 1H), 3,62 (s, J = 5,4 Hz, 2H), 2,08-1,84 (m, 1H), 1,27-1,18 (m, 2H), 1,16-1,07 (m, 2H).
Exemplul 298: 3-(3-Bromo-1H-indazol-5-il)-2-izopropil-5-(trifluorometil) imidazo[4,5-b]piridinฤ.
Compusul din titlu a fost fฤcut รฎntr-un mod analog cu Exemplul 109, Metoda B utilizรขnd 3-bromo-1H-indazol-5-aminฤ ลi 2-cloro-3-nitro-6-(trifluorometil)piridinฤ. MS (ESI): masฤ calc. pentru C17H13BrF3N5, 423,0; m/z gฤsitฤ, 424,0 [M+H]+. 1H RMN (400 MHz, DMSO-d6) ฮด 13,82 (s, 1H), 8,33 (d, J = 8,3 Hz, 1H), 7,95 - 7,90 (m, 1H), 7,86 - 7,75 (m, 2H), 7,60 (dd, J = 8,7, 2,0 Hz, 1H), 3,12 - 3,02 (m, 1H), 1,26 (d, J = 6,9 Hz, 6H).
Exemplul 299: 7-Cloro-5-[2-izopropil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 109, Metoda B. MS (ESI): masฤ calc. pentru C18H14ClF3N4O, 394,1; m/z gฤsitฤ, 395,1 [M+H]+. 1H RMN (400 MHz, CDCl3) ฮด 8,20-8,14 (m, 2H), 7,65 (d, J = 8,3 Hz, 1H), 7,30-7,28 (m, 1H), 7,18 (d, J = 1,7 Hz, 1H), 3,74 (s, 2H), 3,21-3,09 (m, 1H), 1,39 (d, J = 6,8 Hz, 6H).
Exemplul 300: 3-(7-Cloro-1H-indazol-5-il)-6-fluoro-2-izopropil-imidazo[4,5-b] piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 109, Metoda B. MS (ESI): masฤ calc. pentru C16H13ClFN5, 329,1; m/z gฤsitฤ, 330,0 [M+H]+. 1H RMN (500 MHz, CDCl3) ฮด 8,22 (dd, J = 2,6,1,5 Hz, 1H), 8,17 (s, 1H), 7,82 (dd, J = 8,8, 2,5 Hz, 1H), 7,69 (d, J = 1,7 Hz, 1H), 7,37 (d, J = 1,7 Hz, 1H), 3,27-2,90 (m, 1H), 1,38 (d, J = 6,8 Hz, 6H).
Exemplul 301: 5-[2-Izopropil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-1,3-dihidropirolo[2,3-b]piridin-2-onฤ.
Compusul din titlu a fost fฤcut รฎntr-un mod analog cu Exemplul 109, Metoda B utilizรขnd 2-cloro-3-nitro-6-(trifluorometil)piridinฤ ลi 5-amino-1H-pirolo[2,3-b]piridin-2(3H)-onฤ. MS (ESI): masฤ calc. pentru C17Hl4F3N5O, 361,1; m/z gฤsitฤ, 362,2 [M+H]+. 1H RMN (400 MHz, CD3OD) ฮด 8,26-8,19 (m, 2H), 7,79-7,73 (m, 2H), 3,25-3,16 (m, 1H), 1,39 (s, 3H), 1,37 (s, 3H).
Exemplul 302: 2-Izopropil-3-(1H-pirazolo[3,4-b]piridin-5-il)-5-(trifluorometil) imidazo[4,5-b]piridinฤ.
Compusul din titlu a fost fฤcut รฎntr-un mod analog cu Exemplul 109, Metoda B. MS (ESI): masฤ calc. pentru C16H13F3N6, 346,1; m/z gฤsitฤ, 347,1 [M+H]+. 1H RMN (400 MHz, CD3OD) ฮด 8,64 (d, J = 2,3 Hz, 1H), 8,47 (d, J = 2,3 Hz, 1H), 8,28 (s, 1H), 8,25 (d, J = 8,3 Hz, 1H), 7,77 (d, J = 8,2 Hz, 1H), 3,24-3,15 (m, 1H), 1,39 (s, 3H), 1,37 (s, 3H).
Exemplul 303: 2-Izopropil-3-(1H-pirolo[2,3-b]piridin-5-il)-5-(trifluorometil) imidazo[4,5-b]piridinฤ.
Compusul din titlu a fost fฤcut รฎntr-un mod analog cu Exemplul 109, Metoda B. MS (ESI): masฤ calc. pentru C17H14F3N5, 345,1; m/z gฤsitฤ, 346,2 [M+H]+. 1H RMN (400 MHz, CD3OD) ฮด 8,28 (d, J = 2,1 Hz, 1H), 8,23 (d, J = 8,1 Hz, 1H), 8,15 (d, J = 2,3 Hz, 1H), 7,75 (d, J = 8,3 Hz, 1H), 7,60 (d, J = 3,5 Hz, 1H), 6,67 (d, J = 3,5 Hz, 1H), 3,23-3,15 (m, 1H), 1,38 (s, 3H), 1,37 (s, 3H).
Exemplul 304: 3-(7-Alil-1H-indazol-5-il)-2,5-bis(trifluorometil)-3H-imidazo[4,5-b] piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 189. MS (ESI): masฤ calc. pentru C18H11F6N5, 411,1; m/z gฤsitฤ, 412,1 [M+H]+. 1H RMN (500 MHz, CDCl3) ฮด 8,49 - 8,36 (d, J = 8,4 Hz, 1H), 8,18 - 8,04 (d, J = 1,0 Hz, 1H), 7,89 - 7,74 (m, 2H), 6,17 - 6,00 (m, 1H), 7,66 - 7,55 (dt, J = 8,9, 0,9 Hz, 1H), 7,44 - 7,36 (dd, J = 8,8, 2,0 Hz, 1H), 5,18 - 5,02 (dt, J = 5,9, 1,5 Hz, 2H).
Exemplul 305: 3-(7-(Prop-1-en-2-il)-1H-indazol-5-il)-2,5-bis(trifluorometil)-3H-imidazo[4,5-b]piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 189. MS (ESI): masฤ calc. pentru C18H11F6N5, 411,1; m/z gฤsitฤ, 412,1 [M+H]+. 1H RMN (500 MHz, CDCl3) ฮด 8,43 (d, J = 8,3 Hz, 1H), 7,84 - 7,73 (m, 2H), 7,56 (s, 1H), 7,49 - 7,38 (s, 1H), 7,38 - 7,28 (m, 1H), 5,65 - 5,54 (m, 2H), 2,34 - 2,20 (s, 3H).
Exemplul 306: 3-(7-Cloro-1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 194. MS (ESI): masฤ calc. pentru C14H7ClF3N5, 337,0; m/z gฤsitฤ, 338,1 [M+H]+. 1H RMN (400 MHz, CD3OD) ฮด 8,94 (s, 1H), 8,37 (d, J = 8,3 Hz, 1H), 8,30 (s, 1H), 8,22 (d, J = 1,7 Hz, 1H), 7,97 (d, J = 1,7 Hz, 1H), 7,84 (d, J = 8,3 Hz, 1H).
Exemplul 307: 3-(7-Cloro-1H-indazol-5-il)-2-ciclopropil-5-(trifluorometil) imidazo[4,5-b]piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 197. MS (ESI): masฤ calc. pentru C17H11ClF3N5, 377,1; m/z gฤsitฤ, 378,0 [M+H]+. 1H RMN (400 MHz, DMSO-d6) ฮด 8,38 (s, 1H), 8,21 (d, J = 8,2 Hz, 1H), 8,08 (s, 1H), 7,80-7,74 (m, 2H), 1,96-1,87 (m, 1H), 1,26-1,20 (m, 2H), 1,13-1,04 (m, 2H).
Exemplul 308: 3-(7-Cloro-1H-indazol-5-il)-2-ciclobutil-5-(trifluorometil) imidazo[4,5-b]piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 197. MS (ESI): masฤ calc. pentru C18H13ClF3N5, 391,1; m/z gฤsitฤ, 392,1 [M+H]+. 1H RMN (500 MHz, CDCl3) ฮด 8,27-8,23 (m, 1H), 8,07 (s, 1H), 7,73 (d, J = 8,3 Hz, 1H), 7,57 (d, J = 1,7 Hz, 1H), 7,25 (d, J = 1,7 Hz, 1H), 3,62-3,53 (m, 1H), 2,67-2,56 (m, 2H), 2,25-2,16 (m, 2H), 2,06-1,95 (m, 2H).
Exemplul 309: 7-Metil-5-[2-metil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 198. MS (ESI): masฤ calc. pentru C17H13F3N4O, 346,1; m/z gฤsitฤ, 347,1 [M+H]+. 1H RMN (400 MHz, CD3OD) ฮด 8,16 (d, J = 8,2 Hz, 1H), 7,72 (d, J = 8,2 Hz, 1H), 7,22-7,15 (m, 2H), 3,65 (s, 2H), 2,55 (s, 3H), 2,36 (s, 3H).
Exemplul 310: 5-[2-Izopropil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-7-metil-indolin-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 198. MS (ESI): masฤ calc. pentru C19H17F3N4O, 374,1; m/z gฤsitฤ, 375,1 [M+H]+. 1H RMN (500 MHz, CD3OD) ฮด 8,20-8,16 (m, 1H), 7,72 (d, J = 8,3 Hz, 1H), 7,21-7,14 (m, 2H), 3,23-3,15 (m, 1H), 2,36 (s, 3H), 1,36 (s, 3H), 1,35 (s, 3H).
Exemplul 311: 2-Izopropil-3-(4-metil-1H-indazol-6-il)-5-(trifluorometil)imidazo [4,5-b]piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 198. MS (ESI): masฤ calc. pentru C18H16F3N5, 359,1; m/z gฤsitฤ, 360,2 [M+H]+. 1H RMN (400 MHz, CD3OD) ฮด 8,28 (d, J = 1,1 Hz, 1H), 8,22 (d, J = 8,3 Hz, 1H), 7,75 (d, J = 8,2 Hz, 1H), 7,53 (s, 1H), 6,99 (d, J= 2,3 Hz, 1H), 3,28-3,20 (m, 1H), 2,72 (s, 3H), 1,38 (s, 3H), 1,36 (s, 3H).
Exemplul 312: 3-(7-Cloro-1H-indazol-5-il)-2-metil-5-(trifluorometil)imidazo[4,5-b]piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 198. MS (ESI): masฤ calc. pentru C15H9ClF3N5, 351,0; m/z gฤsitฤ, 352,0 [M+H]+. 1H RMN (500 MHz, CD3OD) ฮด 8,29 (s, 1H), 8,20 (d, J = 8,2 Hz, 1H), 7,95 (d, J = 1,7 Hz, 1H), 7,75 (d, J = 8,3 Hz, 1H), 7,61 (d, J = 1,7 Hz, 1H), 2,59 (s, 3H).
Exemplul 313: 7-Cloro-5-[2-metil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 198. MS (ESI): masฤ calc. pentru C16H10ClF3N4O, 366,0; m/z gฤsitฤ, 367,0 [M+H]+. 1H RMN (500 MHz, CDCl3) ฮด 8,20 (s, 1H), 8,13-8,10 (m, 1H), 7,66 (d, J = 8,2 Hz, 1H), 7,31-7,29 (m, 1H), 7,22-7,19 (m, 1H), 3,74 (s, 2H), 2,59 (s, 3H).
Exemplul 314: 3-(7-Cloro-1H-indazol-5-il)-2-etil-5-(trifluorometil)imidazo[4,5-b] piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 198. MS (ESI): masฤ calc. pentru C16H11ClF3N5, 365,1; m/z gฤsitฤ, 366,1 [M+H]+. 1H RMN (400 MHz, CD3OD) ฮด 8,32 (s, 1H), 8,24 (d, J = 8,4 Hz, 1H), 7,96 (d, J = 1,7 Hz, 1H), 7,78 (d, J = 8,3 Hz, 1H), 7,62 (d, J = 1,7 Hz, 1H), 2,98-2,89 (m, 2H), 1,42-1,35 (m, 3H).
Exemplul 315: 2-Etil-3-(7-metil-1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 198 din N2-(7-metil-1H-indazol-5-il)-6-(trifluorometil)piridin-2,3-diaminฤ (Intermediar 56). MS (ESI): masฤ calc. pentru C17H14F3N5, 345,1; m/z gฤsitฤ, 346,2 [M+H]+. 1H RMN (400 MHz, CDCl3) ฮด 10,51 (s, 1H), 8,23 (d, J = 8,3 Hz, 1H), 7,97 (s, 1H), 7,72 (d, J = 8,3 Hz, 1H), 7,49 (d, J = 1,7 Hz, 1H), 6,96 (d, J = 1,8 Hz, 1H), 2,84-2,76 (m, 2H), 2,48 (s, 3H), 1,39-1,33 (m, 3H).
Exemplul 316: 3-(7-Cloro-1H-indazol-5-il)-2-izopropil-5-(trifluorometil)imidazo [4,5-b]piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 198. MS (ESI): masฤ calc. pentru C17H13ClF3N5, 379,1; m/z gฤsitฤ, 380,1 [M+H]+. 1H RMN (400 MHz, CD3OD) ฮด 8,32 (s, 1H), 8,24 (d, J = 8,3 Hz, 1H), 7,96 (d, J = 1,8 Hz, 1H), 7,77 (d, J = 8,3 Hz, 1H), 7,61 (d, J = 1,7 Hz, 1H), 3,27-3,18 (m, 1H), 1,39 (d, J = 6,9 Hz, 6H).
Exemplul 317: 3-(7-Metil-1H-indazol-5-il)-2-(trifluorometil)imidazo[4,5-b]piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 199. MS (ESI): masฤ calc. pentru C15H10F3N5, 317,1; m/z gฤsitฤ, 318,1 [M+H]+. 1H RMN (400 MHz, CD3OD) ฮด 8,52-8,46 (m, 1H), 8,38-8,32 (m, 1H), 8,20 (s, 1H), 7,82 (d, J = 1,8 Hz, 1H), 7,57-7,50 (m, 1H), 7,27 (s, 1H), 2,66 (s, 3H).
Exemplul 318: 7-Metil-5-[2-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 199. MS (ESI): masฤ calc. pentru C16H11F3N4O, 332,1; m/z gฤsitฤ, 333,1 [M+H]+. 1H RMN (500 MHz, CD3OD) d 8,51-8,47 (m, 1H), 8,32 (dd, J = 8,2, 1,4 Hz, 1H), 7,55-7,50 (m, 1H), 7,24 (d, J = 2,0 Hz, 1H), 7,20 (d, J = 2,0 Hz, 1H), 2,35 (s, 3H).
Exemplul 319: 2-Metil-3-(7-metil-1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ.
Compusul din titlu a fost fฤcut รฎntr-un mod analog cu Exemplul 198. MS (ESI): masฤ calc. pentru C16H12F3N5, 331,1; m/z gฤsitฤ, 332,1 [M+H]+. 1H RMN (400 MHz, CD3OD) ฮด 8,22-8,16 (m, 2H), 7,77 (d, J = 1,8 Hz, 1H), 7,73 (d, J = 8,3 Hz, 1H), 7,27-7,22 (m, 1H), 2,67 (s, 3H), 2,56 (s, 3H).
Exemplul 320: 3-(1H-Indazol-5-il)-5-(2-piridil)-2-(trifluorometil)imidazo[4,5-b] piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 208, utilizรขnd bromurฤ de piridin-2-ilzinc(II) รฎn Etapa B. MS (ESI): masฤ calc. pentru C19H11F3N6, 380,1; m/z gฤsitฤ, 380,2 [M+H]+. 1H RMN (400 MHz, DMSO-d6) ฮด 8,60 (d, J = 4,6 Hz, 1H), 8,50 (d, J = 8,0 Hz, 1H), 8,45 (d, J = 8,0 Hz, 1H), 8,19 (s, 1H), 8,06 (s, 1H), 7,98 (d, J = 7,9 Hz, 1H), 7,70-7,78 (m, 2H), 7,52 (dd, J = 8,8, 1,6 Hz, 1H), 7,32-7,36 (m, 1H).
Exemplul 321: 2-Ciclopropil-5-(difluorometil)-3-(1H-indazol-5-il)imidazo[4,5-b] piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 210. MS (ESI): masฤ calc. pentru C17H13F2N5, 325,1; m/z gฤsitฤ, 326,1 [M+H]+. 1H RMN (500 MHz, CDCl3) ฮด 8,24-8,13 (m, 1H), 8,07 (d, J = 8,3 Hz, 1H), 7,91 (d, J = 2,0 Hz, 1H), 7,72 (d, J = 8,5 Hz, 1H), 7,60 (d, J = 8,2 Hz, 1H), 7,48 (dd, J = 8,7, 2,0 Hz, 1H), 6,62 (t, J = 55,4 Hz, 1H), 2,00-1,76 (m, 1H), 1,39 (dd, J = 4,5, 2,6 Hz, 2H), 1,13 (dd, J = 8,2, 2,9 Hz, 2H).
Exemplul 322: 5-(Difluorometil)-2-(4-fluorofenil)-3-(1H-indazol-5-il)imidazo[4,5-b] piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 210. MS (ESI): masฤ calc. pentru C20H12F3N5, 379,1; m/z gฤsitฤ, 380,0 [M+H]+. 1H RMN (500 MHz, CDCl3) ฮด 8,27 (d, J = 8,2 Hz, 1H), 8,12 (d, J = 1,1 Hz, 1H), 7,79 (dd, J = 2,0, 0,8 Hz, 1H), 7,70 (d, J = 8,3 Hz, 1H), 7,65-7,58 (m, 2H), 7,56 (dt, J = 8,8, 0,9 Hz, 1H), 7,31 (dd, J = 8,8, 1,9 Hz, 1H), 7,00 (dd, J = 8,9, 8,4 Hz, 2H), 6,67 (t, J = 55,5 Hz, 1H).
Exemplul 323: 5-(Difluorometil)-3-(1H-indazol-5-il)-2-fenil-imidazo[4,5-b]piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 210. MS (ESI): masฤ calc. pentru C20H13F2N5, 361,1; m/z gฤsitฤ, 362,0 [M+H]+. 1H RMN (500 MHz, CDCl3) ฮด 8,28 (d, J = 8,1 Hz, 1H), 8,14 (t, J = 1,1 Hz, 1H), 7,81 (d, J = 2,0 Hz, 1H), 7,69 (d, J = 8,2 Hz, 1H), 7,66 - 7,53 (m, 3H), 7,44 - 7,37 (m, 1H), 7,37 - 7,28 (m, 3H), 6,66 (t, J = 55,5 Hz, 1H).
Exemplul 324: 3-(7-Cloro-1H-indazol-5-il)-5-(difluorometil)-2-(trifluorometil) imidazo[4,5-b]piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 212. MS (ESI): masฤ calc. pentru C15H7ClF5N5, 387,0; m/z gฤsitฤ, 388,1 [M+H]+. 1H RMN (500 MHz, CDCl3) ฮด 10,85 (s, 1H), 8,44 (d, J = 8,4 Hz, 1H), 8,22 (d, J = 0,7 Hz, 1H), 7,81 (d, J = 8,4 Hz, 1H), 7,78 (d, J = 1,6 Hz, 1H), 7,44 (d, J = 1,6 Hz, 1H), 6,67 (t, J = 55,1 Hz, 1H).
Exemplul 325: 5-[5-(Difluorometil)-2-(trifluorometil)imidazo[4,5-b]piridin-3-il]-7-fluoro-indolin-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 212. MS (ESI): masฤ calc. pentru C16H8F6N4O, 386,1; m/z gฤsitฤ, 387,1 [M+H]+. 1H RMN (400 MHz, CDCl3) ฮด 8,40 (d, J = 8,4 Hz, 1H), 8,03 (s, 1H), 7,79 (d, J = 8,4 Hz, 1H), 7,23-7,09 (m, 2H), 6,64 (t, J = 55,2 Hz, 1H), 3,72 (t, J = 1,0 Hz, 2H).
Exemplul 326: 5-(Difluorometil)-3-(7-metil-1H-indazol-5-il)-2-(trifluorometil) imidazo[4,5-b]piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 212. MS (ESI): masฤ calc. pentru C16H10F5N5, 367,1; m/z gฤsitฤ, 368,1 [M+H]+. 1H RMN (500 MHz, CDCl3) ฮด 8,41 (d, J = 8,4 Hz, 1H), 8,19 (s, 1H), 7,79 (d, J = 8,4 Hz, 1H), 7,73 - 7,62 (m, 1H), 7,18 (s, 1H), 6,63 (t, J = 55,2 Hz, 1H), 2,73 - 2,52 (m, 3H).
Exemplul 327: 3-(7-Cloro-1H-indazol-5-il)-2-(2-fluoro-4-piridil)-5-metil-imidazo[4,5-b]piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 213. Compusul din titlu a fost obลฃinut ca un solid alburiu (9 mg, 4,7%). MS (ESI): masฤ calc. pentru C19H12ClFN6, 378,1; m/z gฤsitฤ, 379,1 [M+H]+. 1H RMN (500 MHz, CD3OD) ฮด 8,22 (s, 1H), 8,17 (d, J = 5,3 Hz, 1H), 8,12 (d, J = 8,2 Hz, 1H), 7,80 (d, J = 1,7 Hz, 1H), 7,49 (d, J = 1,7 Hz, 1H), 7,35 - 7,30 (m, 2H), 7,25 (d, J = 0,7 Hz, 1H), 2,63 (s, 3H).
Exemplul 328: 3-(7-Bromo-1H-indazol-5-il)-2-(2-fluoro-4-piridil)-5-(trifluorometil) imidazo[4,5-b]piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 217 utilizรขnd N2-(7-bromo-1H-indazol-5-il)-6-(trifluorometil)piridin-2,3-diaminฤ (Intermediar 54) รฎn Etapa A. MS (ESI): masฤ calc. pentru C19H9BrF4N6, 476,0; m/z gฤsitฤ, 477,0 [M+H]+. 1H RMN (400 MHz, Acetonitril-d3) ฮด 11,77 (br s, 1H), 8,41 (d, J = 8,2 Hz, 1H), 8,25 (s, 1H), 8,16 (d, J = 5,2 Hz, 1H), 7,90 (d, J = 1,7 Hz, 1H), 7,85 (d, J = 8,3 Hz, 1H), 7,69 (d, J = 1,7 Hz, 1H), 7,35 (dt, J = 5,3, 1,7 Hz, 1H), 7,28 - 7,25 (m, 1H).
Exemplul 329: 5-(2-Hidroximetil)-6-(trifluorometil)-1H-pirolo[2,3-b]piridin-1-il)-7-metilindolin-2-onฤ.
Etapa A. 7-Metil-5-((3-(3-((tetrahidro-2H-piran-2-il)oxi)prop-1-in-1-il)-6-(trifluorometil)piridin-2-il)amino)indolin-2-onฤ. รntr-un flacon pentru microunde din sticlฤ de 20-mL s-a adฤugat 2-cloro-3-(3-((tetrahidro-2H-piran-2-il)oxi)prop-1-in-1-il)-6-(trifluorometil)piridinฤ (Intermediar 23, 250 mg, 0,78 mmol), amino-7-metilindolin-2-onฤ (Intermediar 10, 127 mg, 0,782 mmol), pre-catalizator BrettPhos Pd de generaลฃia a treia (70,9 mg, 0,0782 mmol), Cs2CO3 (764 mg, 2,35 mmol), ลi 1,4-dioxan (4 mL). Suspensia rezultatฤ a fost degazatฤ prin barbotare cu azot gazos รฎn timp ce s-a agitat 5 min. Flaconul a fost etanลat sub atmosferฤ de azot ลi รฎncฤlzit la 110 ยฐC timp de 4,5 ore. Amestecul de reacลฃie a fost รฎndepฤrtat din baia de รฎncฤlzire ลi rฤcit la 20 ยฐC, ลi apoi masa de reacลฃie a fost partiลฃionatฤ รฎntre EtOAc ลi clorurฤ de amoniu apoasฤ saturatฤ. Organicele au fost spฤlate cu saramurฤ, uscate (MgSO4), filtrate, ลi concentrate sub presiune redusฤ. Purificarea (FCC, SiO2, metanol รฎn DCM 0% pรขnฤ la 5%) a dat compusul din titlu (155 mg, 45%). 1H RMN (400 MHz, CD3OD) ฮด 7,78 (d, J = 7,7 Hz, 1H), 7,55 (s, 1H), 7,37 (d, J = 2,1 Hz, 1H), 7,05 (d, J = 7,7 Hz, 1H), 4,92 (t, J = 3,3 Hz, 1H), 4,61 (s, 2H), 3,92 (ddd, J = 11,7, 8,7, 3,1 Hz, 1H), 3,61 - 3,49 (m, 3H), 2,26 (s, 3H), 1,90 - 1,49 (m, 6H).
Etapa B: 7-Metil-5-(2-(((tetrahidro-2H-piran-2-il)oxi)metil)-6-(trifluorometil)-1H-pirolo[2,3-b]piridin-1-il)indolin-2-onฤ. รntr-o eprubetฤ de sticlฤ etanลatฤ conลฃinรขnd o suspensie de 7-metil-5-((3-(3-((tetrahidro-2H-piran-2-il)oxi)prop-1-in-1-il)-6-(trifluorometil)piridin-2-il)amino)indolin-2-onฤ (150 mg, 0,337 mmol) รฎn THF anhidru (3,5 mL) s-a adฤugat TBAF (1 M รฎn THF, 0,67 mL, 0,67 mmol). Eprubeta a fost suflatฤ scurt timp cu azot gazos ลi etanลatฤ sub atmosferฤ de azot. Eprubeta a fost agitatฤ la 100 ยฐC (s-a observat reflux) timp de 15 min. Soluลฃia de reacลฃie a fost partiลฃionatฤ รฎntre EtOAc (50 mL) ลi apฤ. Faza organicฤ a fost spฤlatฤ รฎncฤ de douฤ ori cu apฤ, apoi o datฤ cu saramurฤ, uscatฤ (MgSO4), filtratฤ, ลi concentratฤ รฎn vid. Purificarea (FCC, SiO2, metanol รฎn DCM 0% pรขnฤ la 5%) a dat compusul din titlu (45 mg, 30%). 1H RMN (400 MHz, CD3OD) ฮด 8,14 (dd, J = 8,1, 0,8 Hz, 1H), 7,50 (d, J = 8,1 Hz, 1H), 7,15 (dd, J = 2,1, 0,6 Hz, 1H), 7,12 (dd, J = 2,0, 0,8 Hz, 1H), 6,75 (s, 1H), 4,74 (d, J = 12,7 Hz, 1H), 4,56 (t, J = 3,4 Hz, 1H), 4,48 (d, J = 12,7 Hz, 1H), 3,55 (ddd, J = 11,1, 9,3, 3,2 Hz, 1H), 3,40 (dt, J = 10,1, 3,8 Hz, 1H), 2,32 (s, 3H), 1,83 - 1,36 (m, 6H). 19F RMN (376 MHz, CD3OD) ฮด -67,23 (s).
Etapa C. 5-(2-(Hidroximetil)-6-(trifluorometil)-1H-pirolo[2,3-b]piridin-1-il)-7-metilindolin-2-onฤ. La o suspensie de 7-metil-5-(2-(((tetrahidro-2H-piran-2-il)oxi)metil)-6-(trifluorometil)-1H-pirolo[2,3-b]piridin-1-il)indolin-2-onฤ (45 mg, 0,10 mmol) รฎn MeOH (0,5 mL) s-a adฤugat acid clorhidric concentrat (12 ยตL, 0,11 mmol). Masa de reacลฃie a fost etanลatฤ sub atmosferฤ ambiantฤ ลi agitatฤ la 20 ยฐC timp de 90 min. Amestecul de reacลฃie a fost partiลฃionat รฎntre EtOAc (20 mL) ลi NaHCO3 aq. sat. (5 mL), ลi stratul apos a fost extras cu EtOAc (5 mL total). Organicele combinate au fost uscate (MgSO4), filtrate, ลi concentrate sub presiune redusฤ pentru a da compusul din titlu (39 mg, 100%) ca un pulbere solidฤ albicioasฤ. MS (ESI): masฤ calc. pentru C18H14F3N3O2, 361,1; m/z gฤsitฤ, 362,1 [M+H]+. 19F RMN (376 MHz, CD3OD) ฮด - 67,28 (s). 1H RMN (400 MHz, CD3OD) ฮด 8,13 (d, J = 8,1 Hz, 1H), 7,50 (dd, J = 8,1,1,1 Hz, 1H), 7,16 (s, 1H), 7,12 (d, J = 2,1 Hz, 1H), 6,74 (s, 1H), 4,62 (s, 2H), 2,34 (s, 3H).
Exemplul 330: (1-(1H-Indazol-5-il)-6-(trifluorometil)-1H-pirolo[2,3-b]piridin-2-il)metanol.
Etapa A: N-(3-(3-((Tetrahidro-2H-piran-2-il)oxi)prop-1-in-1-il)-6-(trifluorometil)piridin-2-il)-1-((2-trimetilsilil)etoxi)metil)-1H-indazol-5-aminฤ. La o soluลฃie de 2-cloro-3-(3-((tetrahidro-2H-piran-2-il)oxi)prop-1-in-1-il)-6-(trifluorometil)piridinฤ (Intermediar 23, 1,66 g, 2,59 mmol) รฎn toluen anhidru (55 mL) s-a adฤugat Pd2(dba)3 (474 mg, 0,518 mmol), XantPhos (600 mg, 1,04 mmol) ลi Cs2CO3 (4,73 g, 14,5 mmol) sub N2. Dupฤ 10 min s-a adฤugat 2-((2-(trimetilsilil)etoxi)metil)-2H-indazol-5-aminฤ (Intermediar 9,1,37 g, 5,19 mmol) ลi amestecul a fost agitat la 20 ยฐC timp de 10 min. Apoi, amestecul a fost รฎncฤlzit la 100 ยฐC timp de 3 ore. S-au adฤugat EtOAc ลi apฤ. Faza organicฤ a fost separatฤ ลi uscatฤ (MgSO4), filtratฤ ลi concentratฤ. Purificarea (FCC, SiO2, EtOAc/heptan 0:100 pรขnฤ la 5:95) a dat compusul din titlu (942 mg, 33%). MS (ESI): masฤ calc. pentru C27H33F3N4O3Si 546,2; m/z gฤsitฤ 547,2 [M+H]+. 1H RMN (300 MHz, DMSO-d6) ฮด 8,64 (s, 1H), 8,10 (s,1H), 8,05 (s, 1H), 7,94 (d, J=7,7 Hz, 1H), 7,72 (d, J= 8,9 Hz, 1H), 7,62 (d, J = 9,1 Hz, 1H), 7,17 (d, J = 7,7 Hz, 1H), 5,74 (s, 2H), 4,87 (s, 1H), 4,63 (d, J = 16,2 Hz, 1H), 4,55 (d, J = 16,2 Hz, 1H), 3,56 - 3,48 (m, 2H), 1,79 -1,60 (m, 2H), 1,59 - 1,42 (m, 4H), 0,81 (t, J = 8,0 Hz, 2H), -0,11 (s, 9H).
Etapa B. (1-(1H-indazol-5-il)-6-(trifluorometil)-1H-pirolo[2,3-b]piridin-2-il)metanol. Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 329, Etapele B ลi C. 1H RMN (300 MHz, DMSO-d6) ฮด 13,34 (s, 1H), 8,27 (d, J = 8,1 Hz, 1H), 8,19 (s, 1H), 7,90 (s, 1H), 7,71 (d, J = 8,8 Hz, 1H), 7,60 (d, J = 8,1 Hz, 1H), 7,39 (dd, J = 8,7, 1,7 Hz, 1H), 6,78 (s, 1H), 5,38 (t, J = 5,4 Hz, 1H), 4,52 (d, J = 5,3 Hz, 2H).
Exemplul 331: 7-Metil-5-(2-metil-6-(trifluorometil)-1H-pirolo[2,3-b]piridin-1-il)indolin-2-onฤ.
Etapa A: 5-(2-(Clorometil)-6-(trifluorometil)-1H-pirolo[2,3-b]piridin-1-il)-7-metilindolin-2-onฤ. รntr-un flacon de sticlฤ s-a adฤugat 5-(2-(hidroximetil)-6-(trifluorometil)-1H-pirolo[2,3-b]piridin-1-il)-7-metilindolin-2-onฤ (Exemplul 329, 52 mg, 0,14 mmol), DCM (1,4 mL), N,N-diizopropiletilaminฤ (50 ยตL, 0,29 mmol), ลi clorurฤ de metansulfonil (33 mg, 0,29 mmol). Masa de reacลฃie a fost etanลatฤ sub atmosferฤ ambiantฤ ลi agitatฤ la 20 ยฐC. Dupฤ 60 min s-a adฤugat suplimentar clorurฤ de metansulfonil (16 mg, 0,14 mmol). Dupฤ agitare la 20 ยฐC timp de รฎncฤ 60 min, masa de reacลฃie a fost diluatฤ cu DCM (25 mL). Faza organicฤ a fost spฤlatฤ o datฤ cu NaHCO3 aq. sat. (1 mL). Faza organicฤ a fost uscatฤ (MgSO4), filtratฤ ลi concentratฤ pentru a furniza compusul din titlu (85 mg) ca solid pulbere maro. MS (ESI): masฤ calc. pentru C18H13ClF3N3O, 379,1; m/z gฤsitฤ, 380,1 [M+H]+.
Etapa B: 7-Metil-5-(2-metil-6-(trifluoromethl)-1H-pirolo[2,3-b]piridin-1-il)indolin-2-onฤ. รntr-un balon cu fund rotund conลฃinรขnd 5-(2-(clorometil)-6-(trifluorometil)-1H-pirolo[2,3-b]piridin-1-il)-7-metilindolin-2-onฤ (85 mg, 0,22 mmol) sub atmosferฤ de azot s-a adฤugat Pd/C 10% (24 mg, 0,022 mmol), apoi MeOH (4,5 mL). Balonul a fost agitat sub atmosferฤ de hidrogen la 20 ยฐC timp de 16 h. Dupฤ terminare, vasul de reacลฃie a fost purjat cu azot, ลi suspensia a fost filtratฤ printr-un strat de Celiteยฎ 545 pentru a รฎndepฤrta insolubilele, ลi spฤlatฤ cu metanol (50 mL total). Filtratele rezultate a fost concentrate sub presiune redusฤ. Purificarea (FCC, SiO2, metanol รฎn DCM 0 pรขnฤ la 5%) a dat compusul din titlu (36 mg, 47%). MS (ESI): masฤ calc. pentru C18H14F3N3O, 345,1; m/z gฤsitฤ, 346,2 [M+H]+. 19F RMN (376 MHz, CD3OD) ฮด -67,11 (s). 1H RMN (400 MHz, CD3OD) ฮด 8,02 (d, J = 8,1 Hz, 1H), 7,45 (d, J = 8,0 Hz, 1H), 7,09 (d, J = 2,0 Hz, 1H), 7,08-7,01 (m, 1H), 6,49 (d, J = 1,0 Hz, 1H), 2,34 (s, 3H), 2,33 (s, 3H).
Exemplul 332: 5-(2-Izopropil-1H-pirolo[2,3-b]piridin-1-il)-7-metil-1H-indazol
Etapa A. 7-Metil-N-(3-3-metilbut-1-in-1-il)piridin-2-il)-1H-indazol-5-aminฤ. รntr-o eprubetฤ de sticlฤ etanลatฤ s-a adฤugat 2-cloro-3-(3-metilbut-1-in-1-il)piridinฤ (Intermediar 35, 220 mg, 1,23 mmol), 7-metil-1H-indazol-5-aminฤ (180 mg, 1,23 mmol), pre-catalizator BrettPhos Pd de generaลฃia a treia (111 mg, 0,122 mmol), Cs2CO3 (1,20 g, 3,67 mmol), ลi 1,4-dioxan (6 mL). Suspensia rezultatฤ a fost degazatฤ prin barbotare cu azot gazos รฎn timp ce s-a agitat 6 min. Eprubeta a fost etanลatฤ sub atmosferฤ de azot ลi รฎncฤlzitฤ la 120 ยฐC รฎntr-o baie cu ulei timp de 48 h. Eprubeta a fost rฤcitฤ la 20 ยฐC, ลi s-a adฤugat suplimentar pre-catalizator BrettPhos Pd de generaลฃia a treia (111 mg, 0,122 mmol). Suspensia rezultatฤ a fost din nou degazatฤ prin barbotare cu azot gazos รฎn timp ce s-a agitat 6 min รฎnainte de a resigila ลi รฎncฤlzi la 120 ยฐC timp de รฎncฤ 48 h. Amestecul de reacลฃie a fost apoi rฤcit la 20 ยฐC ลi partiลฃionat รฎntre EtOAc (150 mL) ลi clorurฤ de amoniu apoasฤ (50 mL). Amestecul rezultat a fost extras cu EtOAc (50 mL). Organicele combinate au fost uscate (MgSO4), filtrate, ลi concentrate sub presiune redusฤ. Purificarea (FCC, SiO2, metanol รฎn DCM 0% pรขnฤ la 5%) a dat compusul din titlu (132 mg, 37%). MS (ESI): masฤ calc. pentru G18H18N4, 290,2; m/z gฤsitฤ, 291,1 [M+H]+.
Etapa B: 5-(2-Izopropil-1H-pirolo[2,3-b]piridin-1-il)-7-metil-1H-indazol. รntr-un flacon s-a adฤugat รฎn ordine 7-metil-N-(3-(3-metilbut-1-in-1-il)piridin-2-il)-1H-indazol-5-aminฤ (235 mg, 0,809 mmol), clorurฤ de aur(III) (24 mg, 0,081 mmol), ลi EtOH (16 mL). Flaconul a fost etanลat sub atmosferฤ ambiantฤ ลi agitat la 80 ยฐC timp de 30 min. Amestecul de reacลฃie a fost filtrat printr-o membranฤ de Teflon de 0,45 ยตm ลi concentrat sub presiune redusฤ. Purificarea (FCC, SiO2, metanol รฎn DCM 0 pรขnฤ la 10%) a dat compusul din titlu, care a fost purificat suplimentar prin HPLC preparativฤ cu fazฤ inversฤ (95:5 pรขnฤ la 5:95 apฤ:acetonitril cu modificator hidroxid de amoniu apos 20 mM) pentru a furniza compusul din titlu (21 mg, 8%) ca un solid alburiu. MS (ESI): masฤ calc. pentru C19H18N4, 290,2; m/z gฤsitฤ, 291,1 [M+H]+. 1H RMN (400 MHz, CD3OD) ฮด 8,15 (s, 1H), 8,00 (dd, J = 4,9, 1,5 Hz, 1H), 7,96 (dd, J = 7,8, 1,5 Hz, 1H), 7,64 (d, J = 1,7 Hz, 1H), 7,16 - 7,05 (m, 2H), 6,46 (s, 1H), 3,06 - 2,93 (m, 1H), 2,64 (d, J = 0,9 Hz, 3H), 1,22 (d, J = 6,8 Hz, 6H).
Exemplul 333: 1-(7-Cloro-1H-indazol-5-il-2-methel-pirolo[2,3-b]piridinฤ.
Etapa A. 7-Cloro-5-(2-metil-1H-pirolo[2,3-b]piridin-1-il)-1-((2-(trimetilsilil)etoxi)metil)-1H-indazol. Compusul din titlu a fost preparat รฎn mod analog cu Exemplul 332, urmรขnd Etapele A ลi B. รn Etapa A, utilizรขnd 7-cloro-1-((2-(trimetilsilil)etoxi)metil)-1H-indazol-5-aminฤ (Intermediar 19) ลi 2-cloro-3-(prop-1-in-1-il)piridinฤ (Intermediar 27). MS (ESI): masฤ calc. pentru C21H25ClN4OSi, 412,1; m/z gฤsitฤ, 413,0 [M+H]+. 1H RMN (300 MHz, CDCl3) d 8,21 (d, J = 4,5 Hz, 1H), 8,10 (s, 1H), 7,87 (d, J = 7,6 Hz, 1H), 7,70 (d, J = 1,4 Hz, 1H), 7,44 (d, J = 1,6 Hz, 1H), 7,12 - 7,05 (m, 1H), 6,38 (s, 1H), 6,08 (s, 2H), 3,66 - 3,57 (m, 2H), 2,33 (s, 3H), 0,99 - 0,94 (m, 2H), 0,03 (s, 9H).
Etapa B. 1-(7-Cloro-1H-indazol-5-il)-2-metil-pirolo[2,3-b]piridinฤ. รntr-o eprubetฤ etanลatฤ conลฃinรขnd o suspensie de 7-cloro-5-(2-metil-1H-pirolo[2,3-b]piridin-1-il)-1-((2-(trimetilsilil)etoxi)metil)-1H-indazol (70 mg, 0,17 mmol) รฎn THF anhidru (1,4 mL) s-a adฤugat TBAF (1 M รฎn 1HF, 0,34 mL, 0,34 mmol). Eprubeta a fost suflatฤ scurt timp cu azot gazos, etanลatฤ ลi agitatฤ la 100 ยฐC (s-a observat reflux) timp de 16 h. Soluลฃia de reacลฃie a fost partiลฃionatฤ รฎntre EtOAc (50 mL) ลi NaHCO3 aq. sat. Faza organicฤ a fost uscatฤ (MgSO4), filtratฤ, ลi concentratฤ รฎn vid. Reziduul a fost triturat cu dietil eter pentru a da compusul din titlu (7,1 mg, 15%). MS (ESI): masฤ calc. pentru C15H11ClN4, 282,1; m/z gฤsitฤ, 283,0 [M+H]+. 1H RMN (300 MHz, CDCl3) ฮด 12,36 (br s, 1H), 8,32 (d, J = 4,7 Hz, 1H), 7,97 (s, 1H), 7,91 (d, J = 7,8 Hz, 1H), 7,54 (d, J = 1,1 Hz, 1H), 7,27 (s, 1H), 7,14 (dd, J = 7,7, 4,9 Hz, 1H), 6,38 (s, 1H), 2,29 (s, 3H).
Exemplul 334: 5-[6-(Difluorometil)-2-izopropil-pirolo[2,3-b]piridin-1-il]-7-metil-indolin-2-onฤ.
Etapa A: 5-((6-(Difluorometil)-3-(3-metilbut-1-in-1-il)piridin-2-il)amino)-7-metilindolin-2-onฤ. รntr-o eprubetฤ etanลatฤ s-a adฤugat รฎn ordine 2-cloro-6-(difluorometil)-3-(3-metilbut-1-in-1-il)piridinฤ (Intermediar 29,91 mg, 0,396 mmol), 5-amino-7-metilindolin-2-onฤ (Intermediar 10, 64 mg, 0,396 mmol), pre-catalizator BrettPhos Pd din generaลฃia a treia (36 mg, 0,0396 mmol), Cs2CO3 (387 mg, 1,19 mmol), 1,4-dioxan (4,1 mL). Suspensia rezultatฤ a fost degazatฤ prin barbotare cu azot gazos รฎn timp ce s-a agitat 4 min Eprubeta a fost etanลatฤ sub atmosferฤ de azot ลi รฎncฤlzitฤ la 110 ยฐC รฎntr-o baie cu ulei timp de 12 h. Amestecul de reacลฃie a fost rฤcit la 20 ยฐC, ลi partiลฃionat รฎntre EtOAc (20 mL) ลi clorurฤ de amoniu apoasฤ (20 mL). Faza apoasฤ a fost extrasฤ cu EtOAc (4 X 80 mL). Organicele combinate au fost uscate (MgSO4), filtrate, ลi concentrate. Purificarea (FCC, SiO2, metanol รฎn DCM 0% pรขnฤ la 5%) a dat compusul din titlu (40 mg, 28%). MS (ESI): masฤ calc. pentru C20H19F2N3O, 355,2; m/z gฤsitฤ, 356,1 [M+H]+.
Etapa B: 5-[6-(Difluorometil)-2-izopropil-pirolo[2,3-b]piridin-1-il]-7-metil-indolin-2-onฤ. รntr-o eprubetฤ de sticlฤ etanลatฤ conลฃinรขnd o suspensie de 5-((6-(difluorometil)-3-(3-metilbut-1-in-1-il)piridin-2-il)amino)-7-metilindolin-2-onฤ (50 mg, 0,14 mmol) รฎn tetrahidrofuran anhidru (2,5 mL) s-a adฤugat TBAF (1 M รฎn THF, 0,28 mL, 0,28 mmol). Eprubeta a fost suflatฤ scurt timp cu azot gazos, etanลatฤ ลi agitatฤ la 100 ยฐC (s-a observat reflux) timp de 30 min. Soluลฃia de reacลฃie a fost partiลฃionatฤ รฎntre EtOAc (40 mL) ลi clorurฤ de amoniu apoasฤ saturatฤ (10 mL). Faza organicฤ a fost uscatฤ (MgSO4), filtratฤ, ลi concentratฤ รฎn vid. Purificarea (FCC, SiO2, metanol รฎn DCM 0% pรขnฤ la 10%) a dat compusul din titlu (15,5 mg, 29%). MS (ESI): masฤ calc. pentru C20H19F2N3O, 355,1; m/z gฤsitฤ, 356,1 [M+H]+. 1H RMN (400 MHz, CD3OD) ฮด 8,02 (d, J = 8,0 Hz, 1H), 7,38 (d, J = 8,0 Hz, 1H), 7,09 (s, 1H), 7,04 (s, 1H), 6,57 (t, J = 55,7 Hz, 1H), 6,48 (d, J = 0,8 Hz, 1H), 3,63 (s, 2H), 3,07 - 2,93 (hept, J = 6,8 Hz, 1H), 2,33 (s, 3H), 1,23 (d, J = 6,8 Hz, 6H). 19F RMN (376 MHz, CD3OD) ฮด -112,87 (d, J = 55,7 Hz).
Exemplul 335: 1-(1H-Indazol-5-il)-2-izopropil-6-(trifluorometil)pirolo[2,3-b] piridinฤ.
Etapa A: N-(3-(3-Metilbut-1-in-1-il)-6-(trifluorometil)piridin-2-il)-1-((2-(trimetilsilil)etoxi)metil)-1H-indazol-5-aminฤ. Tris(dibenzilidenaceton)dipaladiu(0) (214 mg, 0,234 mmol), XantPhos (270 mg, 0,468 mmol) ลi Cs2CO3 (2,13 g, 6,546 mmol) s-au adฤugat la o soluลฃie de 2-cloro-3-(3-metilbut-1-in-1-il)-6-(trifluorometil)piridinฤ (Intermediar 32, 597 mg, 1,205 mmol) รฎn toluen anhidru (25 mL), รฎn timpul barbotฤrii cu azot. Dupฤ 10 min s-a adฤugat 2-((2-(trimetilsilil)etoxi)metil)-2H-indazol-5-aminฤ (Intermediar 9,615 mg, 2,338 mmol) ลi amestecul a fost agitat la 20 ยฐC timp de 10 min. Apoi, amestecul a fost รฎncฤlzit la 100 ยฐC timp de 3 ore. S-au adฤugat EtOAc ลi apฤ. Faza organicฤ a fost separatฤ, uscatฤ (MgSO4), filtratฤ ลi concentratฤ sub presiune redusฤ. Purificarea (FCC, SiO2; EtOAc/heptan 0:100 pรขnฤ la 5:95) a dat compusul din titlu (597 mg, 52%). MS (ESI): masฤ calc. pentru C24H29F3N4OSi, 474,2; m/z gฤsitฤ, 474,9 [M+H]+.
Etapa B: 1-(1H-Indazol-5-il)-2-izopropil-6-(trifluorometil)pirolo[2,3-b]piridinฤ. รntr-o eprubetฤ etanลatฤ, din sticlฤ, conลฃinรขnd o suspensie de N-(3-(3-metilbut-1-in-1-il)-6-(trifluorometil)piridin-2-il)-1-((2-(trimetilsilil)etoxi)metil)-1H-indazol-5-aminฤ (597 mg, 0,629 mmol) รฎn tetrahidrofuran anhidru (10,3 mL) s-a adฤugat TBAF (1 M รฎn THF, 2,5 mL, 2,5 mmol). Eprubeta a fost etanลatฤ sub atmosferฤ de azot ลi agitatฤ la 110 ยฐC peste noapte. Soluลฃia de reacลฃie a fost partiลฃionatฤ รฎntre EtOAc ลi NaHCO3 aq. sat. Faza organicฤ a fost uscatฤ (MgSO4), filtratฤ, ลi concentratฤ รฎn vid. Purificarea (FCC, SiO2, EtOAc/hexani 0% pรขnฤ la 35%) a dat compusul din titlu (79 mg, 36%). MS (ESI): masฤ calc. pentru C18H15F3N4, 344,1; m/z gฤsitฤ, 345,1 [M+H]+. 1H RMN (300 MHz, DMSO-d6) ฮด 13,38 (s, 1H), 8,23 - 8,15 (m, 2H), 7,90 (s, 1H), 7,73 (d, J = 8,7 Hz, 1H), 7,57 (d, J = 8,1 Hz, 1H), 7,35 (dd, J = 8,7, 1,6 Hz, 1H), 6,65 (s, 1H), 2,97 (hept, J = 6,8 Hz, 1H), 1,17 (d, J = 6,8 Hz, 6H).
Exemplul 336: 5-[2-(Difluorometil)-6-(trifluorometil)pirolo[2,3-b]piridin-1-il]-7-metil-indolin-2-onฤ.
Etapa A: 1-(7-Metil-2-oxoindolin-5-il-6-(trifluorometil)-1H-pirolo[2,3-b]piridin-2-carbaldehidฤ. รntr-un balon cu fund rotund conลฃinรขnd 5-(2-(hidroximetil)-6-(trifluorometil)-1H-pirolo[2,3-b]piridin-1-il)-7-metilindolin-2-onฤ (Exemplul 329, 310 mg, 0,858 mmol) s-a adฤugat Dess-Martin periodinan (728 mg, 1,72 mmol) urmatฤ de DCM (6 mL). Balonul a fost etanลat sub atmosferฤ ambiantฤ ลi agitat rapid la 20 ยฐC timp de 60 min. Masa de reacลฃie a fost stinsฤ prin adฤugare NaHCO3 aq. sat. (25 mL) ลi tiosulfat de sodiu apos 10% (25 mL). Amestecul bifazic a fost agitat energic timp de 2 ore, fazele separate, ลi faza apoasฤ extrasฤ รฎncฤ o datฤ cu DCM. Fazele organice combinate au fost spฤlate o datฤ cu NaHCO3 aq. sat, uscat (MgSO4), filtrate, ลi concentrate pentru a da compusul din titlu (295 mg, 96%), ca solid maro deschis, care a fost preluat รฎn continuare pentru etapa urmฤtoare fฤrฤ purificare suplimentarฤ. MS (ESI): masฤ calc. pentru C18H12F3N3O2, 359,1; m/z gฤsitฤ, 360,0 [M+H]+. 1H RMN (400 MHz, DMSO-d6) ฮด 10,67 (s, 1H), 9,90 (s, 1H), 8,60 (d, J = 8,3 Hz, 1H), 7,75 (d, J = 8,2 Hz, 1H), 7,69 (s, 1H), 7,18 (s, 1H), 7,14 (s, 1H), 3,59 (s, 2H), 2,26 (s, 3H). 19F RMN (376 MHz, DMSO-d6) ฮด -64,88 (s).
Etapa B: 5-[2-(Difluorometil)-6-(trifluorometil)pirolo[2,3-b]piridin-1-il]-7-metil-indolin-2-onฤ. รntr-un balon conลฃinรขnd 1-(7-metil-2-oxoindolin-5-il)-6-(trifluorometil)-1H-pirolo[2,3-b]piridin-2-carbaldehidฤ (60 mg, 0,17 mmol) sub atmosferฤ de azot s-a adฤugat DCM anhidru (3 mL), ลi amestecul de reacลฃie a fost degazat. Balonul a fost rฤcit la 0 ยฐC ลi s-a adฤugat รฎncet รฎn picฤturฤ DAST (0,11 mL, 0,84 mmol) รฎn peste 30 secunde. Dupฤ 1 min, balonul a fost รฎndepฤrtat din baia de rฤcire ลi lฤsat sฤ se รฎncฤlzeascฤ la 20 ยฐC sub atmosferฤ de azot. Dupฤ 2 ore, balonul a fost รฎncฤlzit la 30 ยฐC รฎntr-o baie de apฤ timp de รฎncฤ 3 ore. Masa de reacลฃie a fost stinsฤ prin turnare pe gheaลฃฤ (20 mL) ลi extrasฤ รฎn DCM (10 mL total). Organicele combinate au fost uscate (MgSO4), filtrate, ลi concentrate. Purificarea (FCC, SiO2, 0 pรขnฤ la 5% MeOH รฎn DCM), a dat compusul din titlu care a fost purificat suplimentar (TLC preparativฤ pe silicagel, douฤ plฤci 20 cm x 20 cm, grosime 0,5 mm, DCM/MeOH 95:5) pentru a da compusul din titlu (11 mg, 17%) ca solid de culoarea bronzului deschis MS (ESI): masฤ calc. pentru C18H12F5N3O, 381,1; m/z gฤsitฤ, 382,0 [M+H]+. 19F RMN (376 MHz, CD3OD) ฮด -67,66 (s), -114,82 (d, J = 52,7 Hz). 1H RMN (400 MHz, CD3OD) ฮด 8,31 (s, 1H), 7,60 (d, J = 10,2 Hz, 1H), 7,17 - 7,09 (m, 3H), 6,87 (t, J = 54,0 Hz, 1H), 3,63 (s, 2H), 2,34 (s, 3H).
Exemplul 337: 6-[2-(Difluorometil)-6-(trifluorometil)pirolo[2,3-b]piridin-1-il]-3H-1,3-benzotiazol-2-onฤ.
Etapa A: 6-((3-(3-((Tetrahidro-2H-piran-2-il)oxi)prop-1-in-1-il)-6-(trifluorometil)piridin-2-il)amino)-3-((2-trimetilsilil)etoxi)metil)benzo[d]tiazol-2(3H)-onฤ. La o soluลฃie de 2-cloro-3-(3-((tetrahidro-2H-piran-2-il)oxi)prop-1-in-1-il)-6-(trifluorometil)piridinฤ (Intermediar 23, 595 mg, 1,75 mmol) รฎn toluen anhidru (19 mL) s-a adฤugat Pd(dba)3 (160 mg, 0,175 mmol), XantPhos (203 mg, 0,350 mmol) ลi Cs2CO3 (1,60 g, 4,90 mmol) sub azot. Dupฤ 10 min, 6-amino-3-((2-(trimetilsilil)etoxi)metil)benzo[d]tiazol-2(3H)-onฤ (Intermediar 16, 519 mg, 1,75 mmol) s-a adฤugat ลi amestecul a fost agitat la 20 ยฐC timp de 10 min. Apoi, amestecul a fost รฎncฤlzit la 100 ยฐC timp de 3h. Dupฤ terminare, la amestecul de reacลฃie au fost adฤugate EtOAc ลi apฤ. Faza organicฤ a fost separatฤ, uscatฤ (MgSO4), filtratฤ, ลi concentratฤ. Purificarea (FCC, SiO2; EtOAc/heptan 0:100 pรขnฤ la 5:95) a dat compusul din titlu (971 mg, 71%). MS (ESI): masฤ calc. pentru C27H32F3N3O4SSi 579,2, m/z gฤsitฤ 580,0 [M+H]+. 1H RMN (300 MHz, CDCl3) ฮด 8,06 (d, J = 1,9 Hz, 1H), 7,71 (d, J = 7,6 Hz, 1H), 7,60 (s, 1H), 7,57 (dd, J = 8,8, 2,1 Hz, 1H), 7,23 (d, J = 8,7 Hz, 1H), 7,06 (d, J = 7,7 Hz, 1H), 5,36 (s, 2H), 4,94 (s, 1H), 4,60 (s, 2H), 3,68 - 3,56 (m, 4H), 1,88 -1,75 (m, 2H), 1,74 - 1,62 (m, 4H), 0,97 - 0,89 (m, 2H), 0,02 (s, 9H).
Etapa B: 6-(2-(Hidroximetil)-6-(trifluorometil)-1H-pirolo[2,3-b]piridin-1-il)benzo[d]tiazol-2(3H)-onฤ. Compusul din titlu a fost preparat รฎntr-un mod analog cu Intermediarul 63, Etape B ลi C. MS (ESI): masฤ calc. pentru C16H10F3N3O2S 365,0, m/z gฤsitฤ 365,9 [M+H]+.
Etapa C: 1-(2-Oxo-2,3-dihidrobenzo[d]tiazol-6-il)-6-(trifluorometil-1H-pirolo[2,3-b]piridin-2-carbaldehidฤ. Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 336, Etapa A MS (ESI): masฤ calc. pentru C16H8F3N3O2S, 363,0; m/z gฤsitฤ, 363,7 [M+H]+. 1H RMN (300 MHz, CDCl3) ฮด 9,97 (s, 1H), 8,89 (s, 1H), 8,33 (d, J = 8,2 Hz, 1H), 7,63 (d, J = 8,3 Hz, 1H), 7,49 (s, 2H), 7,32 (dd, J = 8,5, 1,9 Hz, 1H), 7,17 (d, J = 8,4 Hz, 1H).
Etapa D: 6-[2-(Difluorometil)-6-(trifluorometil)pirolo[2,3-b]piridin-1-il]-3H-1,3-benzotiazol-2-onฤ. La o soluลฃie de 1-(2-oxo-2,3-dihidrobenzo[d]tiazol-6-il)-6-(trifluorometil)-1H-pirolo[2,3-b]piridin-2-carbaldehidฤ (65 mg, 0,14 mmol) รฎn DCM anhidru (1,4 mL) la 0 ยฐC s-a adฤugat Deoxo-Fluorยฎ (soluลฃie 50% รฎn toluen, 0,16 mL, 0,35 mmol). Dupฤ 1 min, baia rece a fost รฎndepฤrtatฤ ลi amestecul de reacลฃie a fost agitat la 40 ยฐC timp de 2 ore. Temperatura reacลฃiei a fost apoi ridicatฤ pรขnฤ la 40 ยฐC, ลi Deoxo-Fluorยฎ suplimentar (soluลฃie 50% รฎn toluen, 0,16 mL, 0,35 mmol) s-a adฤugat รฎn ลarje la fiecare 12 pรขnฤ la 16 ore pรขnฤ cรขnd toatฤ materia primฤ a fost consumatฤ. Amestecul a fost diluat cu NaHCO3 aq. sat. ลi extras cu DCM. Stratul organic a fost spฤlat cu apฤ, uscat (MgSO4), filtrat, ลi concentrat รฎn vid. Purificarea (FCC, SiO2, EtOAc/heptani 0:100 pรขnฤ la 70:30,) a dat compusul din titlu (16 mg, 28%). MS (ESI): masฤ calc. pentru C16H8F5N3OS, 385,0; m/z gฤsitฤ, 385,9 [M+H]+. 1H RMN (300 MHz, CDCl3) ฮด 9,08 (s, 1H), 8,22 (d, J = 8,2 Hz, 1H), 7,61 (d, J = 8,2 Hz, 1H), 7,51 (s, 1H), 7,32 (dd, J = 8,4, 1,4 Hz, 1H), 7,16 (d, J = 8,4 Hz, 1H), 7,04 (s, 1H), 6,68 (t, J = 53,6 Hz, 1H).
Exemplul 338: 7-Cloro-5-(2-metilpirolo[2,3-b]piridin-1-il)indolin-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 332, Etapa A, utilizรขnd 2-cloro-3-(prop-1-in-1-il)piridinฤ (Intermediar 27) ลi 5-amino-7-cloroindolin-2-onฤ (Intermediar 18). MS (ESI): masฤ calc. pentru C16H12ClN3O, 297,1; m/z gฤsitฤ, 298,0 [M+H]+. 1H RMN (400 MHz, CD3OD) ฮด 8,05 (dd, J = 3,9,2,3 Hz, 1H), 7,92 (s, 1H), 7,30 (d, J = 3,6 Hz, 1H), 7,22 (d, J = 3,6 Hz, 1H), 7,14 - 7,09 (m, 1H), 6,42 (d, J= 2,7 Hz, 1H), 3,70 (s, 1H), 2,32 (s, 3H).
Exemplul 339: 1-(7-Metil-1H-indazol-5-il)-6-(trifluorometil)pirolo[2,3-b]piridin-3-ol.
Etapa A: 1-(7-Metil-1H-indazol-5-il)-6-(triflurometil)-1H-pirolo[2,3-b]piridin-3-carbaldehidฤ. 1-(7-metil-2-((2-(trimetilsilil)etoxi)metil)-2H-indazol-5-il)-6-(trifluorometil)-1H-pirolo[2,3-b]piridin-3-carbaldehidฤ (Intermediar 64, 124 mg, 0,261 mmol) a fost dizolvatฤ รฎn DCM (2 mL) ลi TFA (1 mL), ลi soluลฃia rezultatฤ a fost agitatฤ la temperatura ambiantฤ timp de 2 ore. Volatilele au fost รฎndepฤrtate sub presiune redusฤ. Purificarea (FCC, SiO2, EtOAc:Hex 0:100 pรขnฤ la 100:0) a dat compusul din titlu ca un solid alburiu (61 mg, 68%). MS (ESI): masฤ calc. pentru C17H11F3N4O, 344,1; m/z gฤsitฤ, 345,1 [M+H]+.
Etapa B: Formiat de 1-(7-metil-1H-indazol-5-il)-6-(trifluorometil)-1H-pirolo[2,3-b]piridin-3-il. La o soluลฃie de 1-(7-metil-1H-indazol-5-il)-6-(trifluorometil)-1H-pirolo[2,3-b]piridin-3-carbaldehidฤ (68 mg, 0,20 mmol) รฎn DCM (4 mL) s-a adฤugat รฎntr-o porลฃie mCPBA (85 mg, 0,49 mmol), ลi amestecul rezultat a fost agitat la temperatura ambiantฤ peste noapte. S-a adฤugat o porลฃie suplimentarฤ de mCPBA (85 mg, 0,49 mmol) ลi amestecul de reacลฃie a fost agitat timp de 4 ore. Apoi masa de reacลฃie a fost diluatฤ cu Na2SO3 10% (5 mL) ลi extrasฤ cu EtOAc (5 mL x 3). Stratul organic a fost uscat (Na2SO4) ลi concentrat รฎn vid pentru a da compusul din titlu (49 mg, 68%), care a fost utilizat รฎn etapa urmฤtoare fฤrฤ purificare suplimentarฤ. MS (ESI): masฤ calc. pentru C17H11F3N4O2, 360,1; m/z gฤsitฤ, 361,1 [M+H]+.
Etapa C: 1-(7-Metil-1H-indazol-5-il)-6-(trifluoromethy)pirolo[2,3-b]piridin-3-ol. La o soluลฃie de formiat de 1-(7-metil-1H-indazol-5-il)-6-(trifluorometil)-1H-pirolo[2,3-b]piridin-3-il (40 mg, 0,11 mmol) รฎn MeOH (1 mL) s-a adฤugat Na2CO3 (12 mg, 0,11 mmol) ลi amestecul rezultat a fost agitat timp de 2 minute. Amestecul a fost stins cu acid citric 2% (5 mL) ลi extras cu EtOAc (5 mL x 3). Stratul organic a fost uscat (Na2SO4) ลi concentrat รฎn vid. Purificarea (FCC, SiO2, EtOAc:DCM 0:100 pรขnฤ la 50:50) a dat compusul din titlu (18,5 mg, 28%). MS (ESI): masฤ calc. pentru C16H11F3N4O, 332,1; m/z gฤsitฤ, 333,1 [M+H]+. 1H RMN (400 MHz, CD3OD) ฮด 8,19 (d, J = 8,3 Hz, 1H), 8,13-7,95 (m, 1,5H), 7,95-7,75 (m, 1,5H), 7,61 (t, J = 1,6 Hz, 0,5H), 7,48 (d, J = 8,2 Hz, 1H), 7,35 (s, 1H), 7,22 (d, J = 7,7 Hz, 0,5H), 2,64 (s, 3H).
Exemplul 340: 3-(Difluorometil)-1-(7-metil-1H-indazol-5-il)-6-(trifluorometil)pirolo[2,3-b]piridinฤ.
Etapa A: 5-(3-(Difluorometil)-6-(trifluorometil)-1H-pirolo[2,3-b]piridin-1-il)-7-metil-2-((2-(trimetilsilil)etoxi)metil)-2H-indazol. La o soluลฃie de 1-(7-metil-2-((2-(trimetilsilil)etoxi)metil)-2H-indazol-5-il)-6-(trifluorometil)-1H-pirolo[2,3-b]piridin-3-carbaldehidฤ (Intermediar 64, 50 mg, 0,10 mmol) รฎn DCM anhidru (20 mL) s-a adฤugat DAST (105 ยตL, 0,78 mmol) ลi amestecul rezultat a fost รฎncฤlzit la 50 ยฐC timp de 2 ore urmat de agitare la temperatura ambiantฤ timp de 16 h. Amestecul a fost rฤcit la 0 ยฐC ลi stins รฎncet cu NaHCO3 aq. sat. (5 mL). Amestecul rezultat a fost extras cu DCM (3 x 5 mL), uscat (Na2SO4), filtrat, ลi concentrat sub presiune redusฤ. Purificarea (FCC, SiO2, EtOAc:Hex 0:100 pรขnฤ la 25:75,) a dat compusul din titlu (31 mg, 59%). MS (ESI): masฤ calc. pentru C23H25F5N4OSi, 496,2; m/z gฤsitฤ, 497,1 [M+H]+.
Etapa B: 3-(Difluorometil-1-(7-metil-1H-indazol-5-il)-6-(trifluorometil)pirolo[2,3-b]piridinฤ. O soluลฃie de 5-(3-(difluorometil)-6-(trifluorometil)-1H-pirolo[2,3-b]piridin-1-il)-7-metil-2-((2-(trimetilsilil)etoxi)metil)-2H-indazol (31mg, 0,062 mmol) รฎn TBAF (1,0 M รฎn THF, 0,25 mL) a fost agitatฤ la 65 ยฐC timp de 5 ore. Amestecul de reacลฃie a fost rฤcit la temperatura camerei, diluat cu saramurฤ (5 mL) ลi extras cu EtOAc (3 x 5 mL). Straturile organice au fost uscate (Na2SO4) ลi concentrate รฎn vid. Purificarea (FCC, SiO2, EtOAc/hexani 0:100 pรขnฤ la 50:50,) a dat compusul din titlu (7,5 mg, 33%). MS (ESI): masฤ calc. pentru C17H11F5N4, 366,1; m/z gฤsitฤ, 367,1 [M+H]+. 1H RMN (500 MHz, CDCl3) ฮด 10,39 (s, 1H), 8,31 (d, J = 8,2 Hz, 1H), 8,15 (d, J = 1,0 Hz, 1H), 7,92 - 7,79 (m, 2H), 7,64 (dd, J = 8,2, 1,0 Hz, 1H), 7,47 (dt, J = 1,9, 1,0 Hz, 1H), 7,01 (dd, J = 56,6, 55,4 Hz, 1H), 2,87 - 2,37 (m, 3H).
Exemplul 341: 6-Metil-1-(7-metil-1H-indazol-5-il)pirolo[2,3-b]piridinฤ.
Etapa A: 7-Metil-5-(6-metil-1H-pirolo[2,3-b]piridin-1-il)-2-((2-(trimetilsilil)etoxi)metil)-2H-indazol. Un amestec de 5-bromo-7-metil-2-((2-(trimetilsilil)etoxi)metil)-2H-indazol (Intermediar 13, 0,25 mL, 0,76 mmol), 6-metil-1H-pirolo[2,3-b]piridinฤ (100 mg, 0,76 mmol), [Pd(II)(ฯ-cinamil)Cl]2 (24 mg, 0,045 mmol), BippyPhos (47 mg, 0,091 mmol), ลi terลฃ-butoxid de sodiu (105 mg, 1,06 mmol) รฎn 1,4-dioxan (5 mL) a fost รฎncฤlzit รฎntr-un reactor cu microunde la 180 ยฐC timp de 20 minute. Amestecul de reacลฃie a fost diluat cu H2O ลi extras cu EtOAc (5 mL x 3). Stratul organic a fost uscat (Na2SO4) ลi concentrat รฎn vid. Purificarea (FCC, SiO2, EtOAc:Hex 0:100 pรขnฤ la 20:80) a dat compusul din titlu (251 mg, 85%). MS (ESI): masฤ calc. pentru C22H28N4OSi, 392,2; m/z gฤsitฤ, 393,2 [M+H]+.
Etapa B: 6-Metil-1-(7-metil-1H-indazol-5-il)pirolo[2,3-b]piridinฤ. O soluลฃie de 7-metil-5-(6-metil-1H-pirolo[2,3-b]piridin-1-il)-2-((2-(trimetilsilil)etoxi)metil)-2H-indazol (250 mg, 0,637 mmol) รฎn TFA (1 mL) ลi DCM (2 mL) a fost agitatฤ timp de 3 ore. Volatilele au fost รฎndepฤrtate prin evaporare ลi reziduul a fost alcalinizat de cฤtre NH3 2M รฎn MeOH (2 mL). Soluลฃia rezultatฤ a fost agitatฤ timp de 1 orฤ ลi volatile au fost รฎndepฤrtate รฎn vid. Purificarea (FCC, SiO2, EtOAc:Hex 0:100 pรขnฤ la 100:0) a dat compusul din titlu (39,5 mg, 24%). MS (ESI): masฤ calc. pentru C16H14N4, 262,1; m/z gฤsitฤ, 263,1 [M+H]+. 1H RMN (400 MHz, CDCl3) ฮด 10,86 (s, 1H), 8,04 (s, 1H), 7,89 (d, J = 8,0 Hz, 1H), 7,76 (dd, J = 1,7, 0,8 Hz, 1H), 7,41 (dd, J = 1,9, 1,0 Hz, 1H), 7,37 (d, J = 3,6 Hz, 1H), 7,03 (d, J = 8,0 Hz, 1H), 6,57 (d, J = 3,5 Hz, 1H), 2,68 (s, 3H), 2,55 (t, J = 0,8 Hz, 3H).
Exemplul 342: 5-(2-Izopropil-6-metil-pirolo[2,3-b]piridin-1-il)indolin-2-onฤ.
Etapa A: 1-(1H-Indol-5-in-2-izopropil-6-metil-1H-pirolo[2,3-b]piridinฤ. La o soluลฃie de 2-bromo-6-metil-3-(3-metilbut-1-in-1-il)piridinฤ (Intermediar 28, 630 mg, 2,65 mmol), 5-amino-1H-indolo-1-carboxilat de terลฃ-butil (Intermediar 11, 799 mg, 3,44 mmol), [Pd(II)(ฯ - cinamil)Cl]2 (27 mg, 0,053 mmol), ลi terลฃ-butoxid de potasiu (890 mg, 7,94 mmol) รฎn toluen anhidru (31 mL) s-a adฤugat DavePhos (26 mg, 0,066 mmol). Soluลฃia a fost refluxatฤ la 110 ยฐC timp de 18 ore, apoi lฤsatฤ sฤ se rฤceascฤ la 20 ยฐC. Masa de reacลฃie a fost diluatฤ cu EtOAc, filtratฤ printr-un strat de Celiteยฎ 545, ลi concentratฤ รฎn vid. Purificarea (FCC, SiO2, EtOAc/heptani 0% pรขnฤ la 60%) a dat compusul din titlu (170 mg, 22%) ca ulei galben.
Etapa B: 5-(2-Izopropil-6-metil-pirolo[2,3-b]piridin-1-il)indolin-2-onฤ. La o soluลฃie de 1-(1H-indol-5-il)-2-izopropil-6-metil-1H-pirolo[2,3-b]piridinฤ (170 mg, 0,59 mmol) รฎn apฤ deionizatฤ (0,5 mL) ลi acid acetic glacial (5 mL) s-a adฤugat tribromurฤ de piridiniu (188 mg, 0,587 mmol). Soluลฃia a fost agitatฤ la 80 ยฐC timp de 24 h, apoi lฤsatฤ sฤ se rฤceascฤ la 20 ยฐC. Soluลฃia a fost turnatฤ รฎn NaHCO3 aq. sat. (50 mL) ลi extrasฤ cu EtOAc. Stratul organic a fost spฤlat cu apฤ, saramurฤ, uscat (MgSO4), filtrat ลi concentrat รฎn vid. Purificarea (FCC, SiO2, EtOAc/heptani 0 pรขnฤ la 80%) a dat compusul din titlu care a fost re-purificat (HPLC preparativฤ cu fazฤ inversฤ, gradient de la 57% soluลฃie NH4CO3H 10mM pH 9 รฎn apฤ, CH3CN 43% pรขnฤ la 40% soluลฃie NH4CO3H 10mM pH 9 รฎn apฤ, CH3CN 60%) pentru a da compusul din titlu (16 mg, 9%) ca pulbere solidฤ albฤ MS (ESI): masฤ calc. pentru C19H19N3O, 305,2; m/z gฤsitฤ, 306,2 [M+H]+. 1H RMN (500 MHz, DMSO-d6) ฮด 10,58 (br. s, 1H), 7,79 (d, J=7,80 Hz, 1H), 7,20 (s, 1H), 7,16 (dd, J=8,09, 2,02 Hz, 1H), 6,97 (d, J=8,09 Hz, 1H), 6,95 (d, J=7,80 Hz, 1H), 6,34 (s, 1H), 3,59 (s, 2H), 2,89 (hept, J=6,9 Hz, 1H), 2,34-2,45 (m, 3H), 1,15 (d, J=6,94 Hz, 6 H).
Exemplul 343: 2-(4-Fluorofenil)-1-(1H-indol-5-il)-6-metoxi-pirolo[2,3-b]piridinฤ.
La o soluลฃie de 2-bromo-3-((4-fluorofenil)etinil)-6-metoxipiridinฤ (Intermediar 44, 531 mg, 0,867 mmol) รฎn toluen anhidru (9 mL) s-a adฤugat XPhos (83 mg, 0,17 mmol), Pd2(dba)3 (79 mg, 0,088 mmol), ลi terลฃ-butoxid de potasiu (292 mg, 2,60 mmol). Dupฤ 10 min. s-a adฤugat 5-amino-1H-indol-1-carboxilat de terลฃ-butil (Intermediar 11, 201 mg, 0,867 mmol). Soluลฃia rezultatฤ a fost refluxatฤ la 100 ยฐC timp de 3h, apoi lฤsatฤ sฤ se rฤceascฤ la 20 ยฐC. Masa de reacลฃie a fost partiลฃionatฤ รฎntre EtOAc ลi apฤ. Faza organicฤ a fost separatฤ, uscatฤ (MgSO4), filtratฤ, ลi concentratฤ รฎn vid, deprotejarea nefiind necesarฤ. Purificarea (FCC, SiO2, EtOAc/heptani 0% pรขnฤ la 30%) a dat compusul din titlu (60 mg, 19%) ca solid galben. MS (ESI): masฤ calc. pentru C22H16FN3O, 357,1; m/z gฤsitฤ, 358 [M+H]+. 1H RMN (300 MHz, DMSO-d6) ฮด 11,36 (s, 1H), 7,53 - 7,42 (m, 3H), 7,41 - 7,30 (m, 3H), 7,11 (t, J = 8,8 Hz, 2H), 6,92 (d, J = 8,5 Hz, 1H), 6,85 (s, 1H), 6,57 (d, J = 8,8 Hz, 1H), 6,47 (s, 1H), 3,90 (s, 3H).
Exemplul 344: 2-(4-Fluorofenil)-1-indolin-5-il-pirolo[2,3-b]piridinฤ.
Etapa A: 5-(2-(4-Fluorofenil)-1H-pirolo[2,3-b]piridin-1-il)indolin-1-carboxilat de terลฃ-butil. La o soluลฃie de 2-bromo-3-((4-fluorofenil)etinil)piridinฤ (Intermediar 42, 340 mg, 1,23 mmol) รฎn toluen anhidru (15 mL) s-a adฤugat Pd2(dba)3 (113 mg, 0,123 mmol), XPhos (117 mg, 0,246 mmol) ลi terลฃ-butoxid de potasiu (414 mg, 3,69 mmol) sub N2. Dupฤ 10 min s-a adฤugat 5-aminoindolin-1-carboxilat de terลฃ-butil (Intermediar 12, 519 mg, 1,75 mmol) ลi amestecul a fost agitat la 20 ยฐC timp de 10 min. Apoi, amestecul a fost รฎncฤlzit la 100 ยฐC timp de 3h. S-au adฤugat EtOAc ลi apฤ. Faza organicฤ a fost separatฤ ลi uscatฤ (MgSO4), filtratฤ ลi concentratฤ. Purificarea (FCC, SiO2; EtOAc/heptan 0:100 pรขnฤ la 30:70) a dat compusul din titlu (330 mg, 62%).
Etapa B: 2-(4-Fluorofenil)-1-indolin-5-il-pirolo[2,3-b]piridinฤ. La un balon รฎncฤrcat cu 5-(2-(4-fluorofenil)-1H-pirolo[2,3-b]piridin-1-il)indolin-1-carboxilat de terลฃ-butil (330 mg, 0,77 mmol) s-a adฤugat HCl (soluลฃie 4 M รฎn 1,4-dioxan, 2 mL, 8 mmol). Amestecul a fost agitat la 20 ยฐC timp de 15 min. Masa de reacลฃie a fost concentratฤ รฎn vid, azeotropizรขnd cu toluen de cรขteva ori. Reziduul a fost tratat cu o soluลฃie apoasฤ de NaHCO3 pรขnฤ la pH > 7, apoi extras cu DCM. Fazele organice au fost combinate, uscate (MgSO4), filtrate ลi concentrate รฎn vid. Purificarea (FCC, SiO2, EtOAc/heptani 0% pรขnฤ la 10%) a dat compusul din titlu (157 mg, 63%) ca solid alb. MS (ESI): masฤ calc. pentru C21H16FN3, 329,1; m/z gฤsitฤ, 330 [M+H]+. 1H RMN (300 MHz, CDCl3) ฮด 8,36 - 8,27 (m, 1H), 7,93 (dd, J = 7,7, 1,3 Hz, 1H), 7,31 (dd, J = 8,7, 5,4 Hz, 2H), 7,10 (dd, J = 7,8,4,7 Hz, 1H), 7,05 (s, 1H), 6,97 (t, J = 8,7 Hz, 2H), 6,87 (d, J= 8,1 Hz, 1H), 6,65 (s, 1H), 6,62 (d, J = 8,2 Hz, 1H), 3,61 (t, J = 8,4 Hz, 2H), 3,05 (t, J = 8,4 Hz, 2H).
Exemplul 345: 2-(4-Fluorofenil)-1-(1H-indol-5-il)pirolo[2,3-b]piridinฤ.
La o soluลฃie de 2-(4-fluorofenil)-1-indolin-5-il-pirolo[2,3-b]piridinฤ (Exemplul 344, 150 mg, 0,46 mmol) รฎn toluen (10 mL) s-a adฤugat dioxid de mangan (79 mg, 0,91 mmol). Suspensia a fost agitatฤ la 80 ยฐC timp de 3 ore, apoi lฤsatฤ sฤ se rฤceascฤ la 20 ยฐC. Suspensia a fost filtratฤ printr-un strat de Celiteยฎ 545 ลi concentratฤ รฎn vid. Purificarea (FCC, SiO2, EtOAc รฎn DCM 0 pรขnฤ la 20%), a dat compusul din titlu care a fost triturat cu diizopropil eter pentru a da compusul din titlu (57 mg, 36%) ca solid maro MS (ESI): masฤ calc. pentru C21H14FN3, 327,1; m/z gฤsitฤ, 328 [M+H]+. 1H RMN (300 MHz, DMSO-d6) ฮด 11,27 (s, 1H), 8,21-8,13 (m, 1H), 8,10 - 8,01 (m, 1H), 7,51 (s, 1H), 7,47 - 7,31 (m, 4H), 7,21-7,05 (m, 3H), 6,91 (dd, J = 8,5, 1,6 Hz, 1H), 6,85 (s, 1H), 6,46 (s, 1H).
Exemplul 346: 5-[3-Bromo-2-(4-fluorofenil)pirolo[2,3-b]piridin-1-il]indolin-2-onฤ.
Etapa A: 3,3-Dibromo-5-(3-bromo-2-(4-fluorofenil)-1H-pirolo[2,3-b]piridin-1-il)indolin-2-onฤ. La o soluลฃie de 2-(4-fluorofenil)-1-(1H-indol-5-il)pirolo[2,3-b]piridinฤ (Exemplul 345, 157 mg, 0,480 mmol) รฎn t-BuOH (14 mL) s-a adฤugat รฎn porลฃii tribromurฤ de piridiniu (512 mg, 1,44 mmol). Soluลฃia rezultatฤ a fost agitatฤ la 20 ยฐC timp de 2,5 ore. Masa de reacลฃie a fost concentratฤ รฎn vid ลi reziduul diluat cu EtOAc ลi spฤlat cu apฤ. Faza apoasฤ a fost din nou extrasฤ cu EtOAc, ลi fazele organice combinate au fost spฤlate cu saramurฤ, uscate (MgSO4), filtrate, ลi concentrate รฎn vid pentru a da compusul din titlu (278 mg, 100%), care a fost utilizat รฎn etapa urmฤtoare fฤrฤ purificare suplimentarฤ.
Etapa B. 5-[3-Bromo-2-(4-fluorofenil)pirolo[2,3-b]piridin-1-il]indolin-2-onฤ. La o soluลฃie de 3,3-dibromo-5-(3-bromo-2-(4-fluorofenil)-1H-pirolo[2,3-b]piridin-1-il)indolin-2-onฤ (278 mg, 0,48 mmol) รฎn acid acetic glacial (5 mL) sub o atmosferฤ de azot s-a adฤugat zinc pulbere (314 mg, 4,8 mmol). Suspensia rezultatฤ a fost agitatฤ la 20 ยฐC timp de 30 min, apoi filtratฤ printr-un strat de Celiteยฎ 545 ลi concentratฤ รฎn vid. Reziduul a fost diluat cu EtOAc ลi spฤlat cu NaHCO3 aq. sat. Faza organicฤ a fost separatฤ, uscatฤ (MgSO4), filtratฤ, ลi concentratฤ รฎn vid. Purificarea (FCC, SiO2, EtOAc/heptani 0 pรขnฤ la 50%) a dat compusul din titlu (88 mg, 43%). MS (ESI): masฤ calc. pentru C21H13BrFN3O, 421,0; m/z gฤsitฤ, 422 [M+H]+. 1H RMN (300 MHz, DMSO-d6) ฮด 10,49 (s, 1H), 8,35 - 8,26 (m, 1H), 7,98 (dd, J = 7,9, 1,3 Hz, 1H), 7,45 (dd, J = 8,6, 5,6 Hz, 2H), 7,32 (dd, J = 7,9,4,7 Hz, 1H), 7,29 - 7,20 (m, 3H), 7,00 (d, J = 6,7 Hz, 1H), 6,77 (d, J = 8,2 Hz, 1H), 3,49 (s, 2H).
Exemplul 347: 5-[2-(4-Fluorohenil)pirolo[2,3-b]piridin-1-il]indolin-2-onฤ.
la o soluลฃie de 5-[3-bromo-2-(4-fluorofenil)pirolo[2,3-b]piridin-1-il]indolin-2-onฤ (Exemplul 346, 81 mg, 0,19 mmol) รฎn MeOH (5 mL) ลi TEA (27 ยตL, 0,19 mmol) sub atmosferฤ de azot s-a adฤugat Pd/C 10% (10 mg). Balonul a fost agitat sub atmosferฤ de hidrogen la 20 ยฐC. Dupฤ 16 ore, masa de reacลฃie a fost purjatฤ cu azot gazos. Suspensia a fost filtratฤ printr-un strat de Celiteยฎ 545, ลi filtatele rezultate a fost concentrate. Reziduul a fost tratat cu NaHCO3 aq. sat. ลi extras cu DCM. Faza organicฤ a fost separatฤ, uscatฤ (MgSO4), filtratฤ, ลi concentratฤ รฎn vid. Reziduul a fost recristalizat รฎn acetonitril pentru a da compusul din titlu (26 mg, 39%) ca solid maro. MS (ESI): masฤ calc. pentru C21H14FN3O, 343,1; m/z gฤsitฤ, 344 [M+H]+. 1H RMN (300 MHz, DMSO-d6) ฮด 10,51 (s, 1H), 8,25 - 8,16 (m, 1H), 8,05 (d, J = 7,8 Hz, 1H), 7,38 (dd, J = 8,6, 5,6 Hz, 2H), 7,29 - 7,12 (m, 4H), 6,98 (d, J = 8,2 Hz, 1H), 6,88 - 6,79 (m, 2H), 3,53 (s, 2H).
Exemplul 348: 6-Fluoro-2-(4-fluorofenil)-1-(1H-indol-5-il)pirolo[2,3-b]piridinฤ.
Etapa A: N-(6-Fluoro-3-((4-fluorofenil)etinil)piridin-2-il)-1H-indol-5-aminฤ. La o soluลฃie de 2-bromo-6-fluoro-3-((4-fluorofenil)etinil)piridinฤ (Intermediar 45, 484 mg, 1,23 mmol) รฎn toluen anhidru (51 mL) s-a adฤugat Pd2(dba)3 (2,80 g, 4,76 mmol), XPhos (454 mg, 0,952 mmol) ลi Cs2CO3 (4,65 g, 14,3 mmol) sub azot gazos. Dupฤ 10 min, s-a adฤugat 5-amino-1H-indol-1-carboxilat de terลฃ-butil (Intermediar 11, 1,11 g, 4,76 mmol) ลi amestecul a fost agitat la 20 ยฐC timp de 10 min. Apoi, amestecul a fost รฎncฤlzit la 100 ยฐC timp de 3h. Dupฤ terminare, amestecul de reacลฃie a fost rฤcit la temperatura camerei ลi s-au adฤugat EtOAc ลi apฤ. Faza organicฤ a fost separatฤ, uscatฤ (MgSO4), filtratฤ, ลi concentratฤ, Purificarea (FCC, SiO2; EtOAc/heptan 0:100 pรขnฤ la 10:90) a dat compusul din titlu (1,60 g, 75%).
Etapa B: 6-Fluoro-2-(4-fluorofenil)-1-(1H-indol-5-il)pirolo[2,3-b]piridinฤ. รntr-o eprubetฤ etanลatฤ conลฃinรขnd o suspensie de N-(6-fluoro-3-((4-fluorofenil)etinil)piridin-2-il)-1H-indol-5-aminฤ (1,60 g, 3,59 mmol) รฎn THF anhidru (29 mL) s-a adฤugat TBAF (1 M รฎn THF, 7,2 mL, 7,2 mmol). Eprubeta a fost suflatฤ scurt timp cu azot gazos ลi etanลatฤ sub atmosferฤ de azot. Eprubeta a fost agitatฤ la 110 ยฐC timp de 90 min. Soluลฃia de reacลฃie a fost partiลฃionatฤ รฎntre EtOAc ลi NaHCO3 aq. sat. Faza organicฤ a fost uscatฤ (MgSO4), filtratฤ, ลi concentratฤ รฎn vid. Purificarea (FCC, SiO2, EtOAc/heptani 0% pรขnฤ la 20%) a dat compusul din titlu (344 mg, 28%). MS (ESI): masฤ calc. pentru C21H13F2N3, 345,1; m/z gฤsitฤ, 346 [M+H]+. 1H RMN (300 MHz, DMSO-d6) ฮด 11,31 (s, 1H), 8,22 (t, J = 8,2 Hz, 1H), 7,51 (d, J = 1,3 Hz, 1H), 7,47 - 7,39 (m, 2H), 7,34 (dd, J = 8,7, 5,6 Hz, 2H), 7,11 (t, J = 8,9 Hz, 2H), 6,97 - 6,86 (m, 3H), 6,47 (d, J = 2,5 Hz, 1H).
Exemplul 349: 5-[3-Bromo-6-fluoro-2-(4-fluorofenil)pirolo[2,3-b]piridin-1-il]indolin-2-onฤ.
Etapa A: 3,3-Dibromo-5-(3-bromo-6-fluoro-2-(4-fluorofenil)-1H-pirolo[2,3-b]piridin-1-il)indolin-2-onฤ. La o soluลฃie de 6-fluoro-2-(4-fluorofenil)-1-(1H-indol-5-il)pirolo[2,3-b]piridinฤ (Exemplul 348, 100 mg, 0,290 mmol) รฎn terลฃ-butanol (2,8 mL) s-a adฤugat รฎn porลฃii tribromurฤ de piridiniu (309 mg, 0,869 mmol). Soluลฃia rezultatฤ a fost agitatฤ la 20 ยฐC timp de 15 ore. Masa de reacลฃie a fost concentratฤ รฎn vid ลi reziduul diluat cu EtOAc ลi spฤlat cu apฤ. Faza apoasฤ a fost extrasฤ din nou cu EtOAc, ลi fazele organice combinate au fost spฤlate cu saramurฤ, uscate (MgSO4), filtrate, ลi concentrate รฎn vid pentru a da compusul din titlu (173 mg, 100%), care a fost utilizat รฎn etapa urmฤtoare fฤrฤ purificare suplimentarฤ.
Etapa B: 5-(3-Bromo-6-fluoro-2-(4-fluorofenil)-1H-pirolo[2,3-b]piridin-1-il)indolin-2-onฤ. La o soluลฃie de 3,3-dibromo-5-(3-bromo-6-fluoro-2-(4-fluorofenil)-1H-pirolo[2,3-b]piridin-1-il)indolin-2-onฤ (173 mg, 0,48 mmol) รฎn acid acetic glacial (3 mL) sub o atmosferฤ de azot s-a adฤugat zinc pulbere (190 mg, 2,90 mmol). Suspensia rezultatฤ a fost agitatฤ la 20 ยฐC timp de 60 min, apoi filtratฤ printr-un strat de Celiteยฎ 545 ลi concentratฤ รฎn vid. Reziduul a fost diluat cu EtOAc ลi spฤlat cu NaHCO3 aq. sat. Faza organicฤ a fost separatฤ, uscatฤ (MgSO4), filtratฤ, ลi concentratฤ รฎn vid. Purificarea (FCC, SiO2, EtOAc/heptani 0 pรขnฤ la 50%) a dat compusul din titlu (53 mg, 42%) ca solid alb. MS (ESI): masฤ calc. pentru C21H12BrF2N3O, 439,0; m/z gฤsitฤ, 440,0 [M+H]+. 1H RMN (300 MHz, DMSO-d6) ฮด 10,52 (s, 1H), 8,16 (t, J = 8,0 Hz, 1H), 7,50 - 7,36 (m, 2H), 7,31 - 7,17 (m, 3H), 7,08 (d, J = 8,4 Hz, 1H), 7,04 (d, J = 8,4 Hz, 1H), 6,79 (d, J = 8,2 Hz, 1H), 3,49 (s, 2H).
Exemplul 350: 5-[6-Fluoro-2-(4-fluorofenil)pirolo[2,3-b]pidin-1-il]indolin-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 347, utilizรขnd 5-(3-bromo-6-fluoro-2-(4-fluorofenil)-1H-pirolo[2,3-b]piridin-1-il)indolin-2-onฤ (Exemplul 349). MS (ESI): masฤ calc. pentru C21H13F2N3O, 361,1; m/z gฤsitฤ, 362 [M+H]+. 1H RMN (300 MHz, DMSO-d6) ฮด 10,54 (s, 1H), 8,22 (t, J = 8,2 Hz, 1H), 7,35 (dd, J = 8,6, 5,6 Hz, 2H), 7,25 - 7,11 (m, 3H), 7,01 (d, J = 8,2 Hz, 1H), 6,94 (d, J= 8,3 Hz, 1H), 6,89 (s, 1H), 6,85 (d, J= 8,2 Hz, 1H), 3,53 (s, 2H).
Exemplul 351: 1-(1H-Indol-5-il)-2-metil-6-(trifluorometil)pirolo[2,3-b]piridinฤ.
Etapa A: (1-(1H-Indol-5-il)-6-(trifluorometil)-1H-pirolo[2,3-b]piridin-2-il)metanol. Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 337, Etapele A-B, pornind de la 2-cloro-3-(3-((tetrahidro-2H-piran-2-il)oxi)prop-1-in-1-il)-6-(trifluorometil)piridinฤ (Intermediar 23) ลi 5-amino-1H-indol-1-carboxilat de terลฃ-butil (Intermediar 11). MS (ESI): masฤ calc. pentru C17H12F3N3O 331,1; m/z gฤsitฤ 331,9 M+H]+. 1H RMN (300 MHz, DMSO-d6) ฮด 11,39 (s, 1H), 8,24 (d, J = 8,0 Hz, 1H), 7,64 - 7,45 (m, 4H), 7,10 (dd, J = 8,5,1,8 Hz, 1H), 6,75 (s, 1H), 6,53 (s, 1H), 5,36 (t, J = 5,5 Hz, 1H), 4,50 (d, J = 5,4 Hz, 2H).
Etapa B: 1-(1H-Indol-5-il)-2-metil-6-(trifluorometil)pirolo[2,3-b]piridinฤ. Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 331, Etapele A-B. MS (ESI): masฤ calc. pentru C17H12F3N3, 315,1; m/z gฤsitฤ, 316,1 [M+H]+. 1H RMN (300 MHz, DMSO-d6) ฮด 11,40 (s, 1H), 8,15 (d, J = 8,0 Hz, 1H), 7,60 - 7,47 (m, 4H), 7,06 (dd, J = 8,5,1,8 Hz, 1H), 6,60 (s, 1H), 6,54 (s, 1H), 2,30 (s, 3H).
Exemplul 352: 5-[2-Metil-6-(trifluorometil)pirolo[2,3-b]piridin-1-il]indolin-2-onฤ.
Etapa A: 3,3-Dibromo-5-(3-bromo-2-metil-6-(trifluorometil)-1H-pirolo[2,3-b]piridin-1-il)indolin-2-onฤ. La o soluลฃie de 1-(1H-indol-5-il)-2-metil-6-(trifluorometil)pirolo[2,3-b]piridinฤ (Exemplul 351, 120 mg, 0,320 mmol) รฎn t-butanol (10 mL) s-a adฤugat รฎn porลฃii tribromurฤ de piridiniu (341 mg, 0,959 mmol). Soluลฃia rezultatฤ a fost agitatฤ la 20 ยฐC timp de 2,5 ore. Masa de reacลฃie a fost concentratฤ รฎn vid ลi reziduul diluat cu EtOAc ลi spฤlat cu apฤ. Faza apoasฤ a fost extrasฤ din nou cu EtOAc, ลi fazele organice combinate au fost spฤlate cu saramurฤ, uscate (MgSO4), filtrate, ลi concentrate รฎn vid pentru a da compusul din titlu (182 mg, 100%), care a fost utilizat รฎn etapa urmฤtoare fฤrฤ purificare suplimentarฤ.
Etapa B: 5-(3-Bromo-2-metil-6-(trifluorometil)-1H-pirolo[2,3-b]piridin-1-il)indolin-2-onฤ. La o soluลฃie de 3,3-dibromo-5-(3-bromo-2-metil-6-(trifluorometil)-1H-pirolo[2,3-b]piridin-1-il)indolin-2-onฤ (181 mg, 0,319 mmol) รฎn acid acetic glacial (3,3 mL) sub o atmosferฤ de azot s-a adฤugat zinc pulbere (208 mg, 3,19 mmol). Suspensia rezultatฤ a fost agitatฤ la 20 ยฐC timp de 30 min, apoi filtratฤ printr-un strat de Celiteยฎ 545 ลi concentratฤ รฎn vid. Reziduul a fost diluat cu EtOAc ลi spฤlat cu sat aq. NaHCO3. Faza organicฤ a fost separatฤ, uscatฤ (MgSO4), filtratฤ, ลi concentratฤ รฎn vid. Purificarea (FCC, SiO2, EtOAc/heptani 0 pรขnฤ la 40%) a dat compusul din titlu (27 mg, 21%) ca solid alb
Etapa C: 5-[2-Metil-6-(trifluorometil)pirolo[2,3-b]piridin-1-il]indolin-2-onฤ. รntr-un balon cu fund rotund conลฃinรขnd o soluลฃie de 5-(3-bromo-2-metil-6-(trifluorometil)-1H-pirolo[2,3-b]piridin-1-il)indolin-2-onฤ (27 mg, 0,066 mmol) รฎn metanol (1,7 mL) ลi TEA (9,2 ยตL, 0,066 mmol) sub atmosferฤ de azot s-a adฤugat Pd/C 10% (3,5 mg). Balonul a fost agitat sub atmosferฤ de hidrogen la 20 ยฐC. Dupฤ 16 ore, masa de reacลฃie a fost purjatฤ cu azot gazos. Suspensia a fost filtratฤ printr-un strat de Celiteยฎ 545, ลi filtatele rezultate a fost concentrate. Reziduul a fost tratat cu NaHCO3 aq. sat. ลi extras cu DCM. Faza organicฤ a fost separatฤ, uscatฤ (MgSO4), filtratฤ, ลi concentratฤ รฎn vid. Purificarea (FCC, SiO2, EtOAc/heptani 0 pรขnฤ la 70%) a dat compusul din titlu (11,5 mg, 52%). MS (ESI): masฤ calc. pentru C17H12F3N3O, 331,1; m/z gฤsitฤ, 332,1 [M+H]+. 1H RMN (300 MHz, DMSO-d6) ฮด 10,61 (s, 1H), 8,15 (d, J = 8,1 Hz, 1H), 7,55 (d, J = 8,0 Hz, 1H), 7,28 (s, 1H), 7,23 (d, J = 9,8 Hz, 1H), 6,99 (d, J = 8,2 Hz, 1H), 6,59 (s, 1H), 3,59 (s, 2H), 2,31 (s, 3H).
Exemplul 353: 7-Metil-5-(2-metil-1H-pirolo[2,3-b]piridin-1-il)indolin-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 331, pornind de la 5-(2-(hidroximetil)-1H-pirolo[2,3-b]piridin-1-il)-7-metilindolin-2-onฤ (Intermediar 63). MS (ESI): masฤ calc. pentru C17H15N3O, 277,1; m/z gฤsitฤ, 278,1 [M+H]+. 1H RMN (400 MHz, CD3OD) ฮด 8,01 (dd, J = 4,9, 1,5 Hz, 1H), 7,91 (dd, J = 7,8, 1,5 Hz, 1H), 7,12-7,07 (m, 2H), 7,04 (d, J = 1,8 Hz, 1H), 6,39 (d, J = 1,1 Hz, 1H), 3,63 (s, 1H), 2,34 (s, 3H), 2,29 (s, 3H).
Exemplul 354: 5-(2-Metil-6-(trifluorometil)-1H-pirolo[2,3-b]piridin-1-il)-1H-indazol.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 331, utilizรขnd (1-(1H-indazol-5-il)-6-(trifluorometil)-1H-pirolo[2,3-b]piridin-2-il)metanol (Exemplul 330). 1H RMN (300 MHz, DMSO-d6) ฮด 13,36 (s, 1H), 8,19 (s, 1H), 8,18 (d, J = 9,2 Hz, 1H), 7,88 (d, J = 1,0 Hz, 1H), 7,73 (d, J = 8,7 Hz, 1H), 7,56 (d, J = 8,1 Hz, 1H), 7,36 (dd, J = 8,7, 1,5 Hz, 1H), 6,63 (s, 1H), 2,33 (s, 3H).
Exemplul 355: 6-(2-Metil-6-(trifluorometil)-1H-pirolo[2,3-b]piridin-1-il) benzo[d]tiazol-2(3H)-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 331, utilizรขnd 6-(2-(hidroximetil)-6-(trifluorometil)-1H-pirolo[2,3-b]piridin-1-il)benzo[d]tiazol-2(3H)-onฤ (Exemplul 337, produs din Etapa B). 1H RMN (300 MHz, DMSO-d6) ฮด 12,16 (s, 1H), 8,17 (d, J = 8,0 Hz, 1H), 7,76 (d, J = 1,5 Hz, 1H), 7,57 (d, J = 8,1 Hz, 1H), 7,38 - 7,27 (m, 2H), 6,62 (s, 1H), 2,33 (s, 3H).
Exemplul 356: 1-(7-Cloro-1H-indazol-5-il)-2-izopropil-pirolo[2,3-b]piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 332. รn Etapa A, utilizรขnd 2-cloro-3-(3-metilbut-1-in-1-il)piridinฤ (Intermediar 35) ลi 7-cloro-1H-indazol-5-aminฤ. MS (ESI): masฤ calc. pentru C17H15ClN4, 310,1; m/z gฤsitฤ, 311,1 [M+H]+. 1H RMN (500 MHz, CD3OD) ฮด 8,25 (s, 1H), 8,03 (dd, J = 4,8,1,5 Hz, 1H), 7,98 (dd, J = 7,8,1,5 Hz, 1H), 7,81 (d, J = 1,6 Hz, 1H), 7,43 (d, J = 1,6 Hz, 1H), 7,13 (dd, J = 7,8,4,8 Hz, 1H), 6,49 (d, J = 0,8 Hz, 1H), 3,06-2,96 (hept, J = 6,9 Hz, 1H), 1,24 (d, J = 6,8 Hz, 6H).
Exemplul 357: 7-Cloro-5-(2-izopropilpirolo[2,3-b]piridin-1-il)indolin-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 332, รฎn Etapa A utilizรขnd 2-cloro-3-(3-metilbut-1-in-1-il)piridinฤ (Intermediar 35) ลi 5-amino-7-cloroindolin-2-onฤ (Intermediar 18). MS (ESI): masฤ calc. pentru C18H16ClN3O, 325,1; m/z gฤsitฤ, 326,1 [M+H]+. 1H RMN (500 MHz, CD3OD) ฮด 8,04 (dd, J = 4,8,1,5 Hz, 1H), 7,93 (dd, J = 7,8,1,5 Hz, 1H), 7,27 (d, J = 1,8 Hz, 1H), 7,20 (d, J = 1,7 Hz, 1H), 7,09 (dd, J = 7,8,4,8 Hz, 1H), 6,44 (s, 1H), 3,70 (s, 2H), 3,04 - 2,94 (hept, J = 6,7 Hz, 1H), 1,23 (d, J = 6,8 Hz, 6H).
Exemplul 358: 5-(2-Izoprolpirolo[2,3-b]piridin-1-il)-7-metil-indolin-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 332, รฎn Etapa A utilizรขnd 2-cloro-3-(3-metilbut-1-in-1-il)piridinฤ (Intermediar 35) ลi 5-amino-7-metilindolin-2-onฤ (Intermediar 10). MS (ESI): masฤ calc. pentru C19H19N3O, 305,2; m/z gฤsitฤ, 306,1 [M+H]+. 1H RMN (400 MHz, CD3OD) ฮด 8,01 (dd, J = 4,9,1,5 Hz, 1H), 7,93 (dd, J = 7,8,1,5 Hz, 1H), 7,09 - 7,06 (m, 2H), 7,04 (s, 1H), 6,41 (s, 1H), 3,62 (s, 2H), 3,06 - 2,93 (hept, J = 6,8 Hz, 1H), 2,33 (s, 3H), 1,22 (d, J = 6,8 Hz, 6H).
Exemplul 359: 5-(2-Ciclopropilpirolo[2,3-b]piridin-1-il)-7-metil-indolin-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 332, รฎn Etapa A utilizรขnd 2-cloro-3-(ciclopropiletinil)piridinฤ (Intermediar 36) ลi 5-amino-7-metilindolin-2-onฤ (Intermediar 10). MS (ESI): masฤ calc. pentru C19H17N3O, 303,1; m/z gฤsitฤ, 304,2 [M+H]+. 1H RMN (500 MHz, CD3OD)ฮด 8,03 - 7,99 (dd, J = 4,9, 1,6 Hz, 1H), 7,91 - 7,85 (dd, J = 7,8, 1,5 Hz, 1H), 7,15 (s, 1H), 7,11 (d, J = 2,0 Hz, 1H), 7,09 - 7,04 (dd, J = 7,8,4,8 Hz, 1H), 6,18 (d, J = 0,9 Hz, 1H), 3,62 (d, J = 1,0 Hz, 2H), 2,33 (s, 3H), 1,76 -1,68 (m, 1H), 0,93 - 0,87 (ddd, J = 8,3, 6,5, 4,1 Hz, 2H), 0,82 - 0,76 (m, 2H).
Exemplul 360: 5-(2-Izopropil-6-metil-pirolo[2,3-b]piridin-1-il)-7-metil-indolin-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 332, รฎn Etapa A utilizรขnd 2-bromo-6-metil-3-(3-metilbut-1-in-1-il)piridinฤ (Intermediar 28) ลi 5-amino-7-metilindolin-2-onฤ (Intermediar 10). MS (ESI): masฤ calc. pentru C20H21N3O, 319,2; m/z gฤsitฤ, 320,3 M+H]+. 1H RMN (400 MHz, CD3OD) ฮด 7,78 (d, J = 7,9 Hz, 1H), 7,05 (s, 1H), 7,01 (s, 1H), 6,94 (d, J = 7,9 Hz, 1H), 6,33 (s, 1H), 3,62 (s, 2H), 2,99 - 2,85 (hept, J = 6,8 Hz, 1H), 2,46 (s, 3H), 2,33 (s, 3H), 1,19 (d, J = 6,8 Hz, 6H).
Exemplul 361: 7-Fluoro-5-(2-izopropilpirolo[2,3-b]piridin-1-il)indolin-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 332, รฎn Etapa A utilizรขnd 5-amino-7-fluoroindolin-2-onฤ (Intermediar 17) ลi 2-cloro-3-(3-metilbut-1-in-1-il)piridinฤ (Intermediar 35). MS (ESI): masฤ calc. pentru C18H16FN3O, 309,1; m/z gฤsitฤ, 310,2 [M+H]+. 19F RMN (376 MHz, CD3OD)ฮด -134,17 (d, J = 10,6 Hz). 1H RMN (400 MHz, CD3OD) ฮด 8,04 (dd, J = 4,8, 1,6 Hz, 1H), 7,94 (dd, J = 7,8, 1,6 Hz, 1H), 7,14 (d, J = 1,9 Hz, 1H), 7,12 - 7,06 (m, 2H), 6,45 (d, J = 0,8 Hz, 1H), 3,10 - 2,95 (m, 1H), 1,24 (d, J = 6,8 Hz, 6H).
Exemplul 362: 7-Fluoro-5-(2-izopropil-6-metil-pirolo[2,3-b]piridin-1-il)indolin-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 332, รฎn Etapa A, utilizรขnd 5-amino-7-fluoroindolin-2-onฤ (Intermediar 17) ลi 2-bromo-6-metil-3-(3-metilbut-1-in-1-il)piridinฤ (Intermediar 28). MS (ESI): masฤ calc. pentru C19H18FN3O, 323,1; m/z gฤsitฤ, 324,1 [M+H]+. 19F RMN (376 MHz, CD3OD)ฮด -134,38 (d, J = 10,7 Hz). 1H RMN (400 MHz, CD3OD) ฮด 7,80 (d, J = 7,9 Hz, 1H), 7,16 - 7,06 (m, 2H), 6,97 (d, J = 7,9 Hz, 1H), 6,36 (s, 1H), 3,03 - 2,90 (hept, J = 6,9 Hz, 1H), 2,47 (s, 3H), 1,22 (d, J = 6,8 Hz, 6H).
Exemplul 363: 7-Fluoro-5-(2-metilpirolo[2,3-b]piridin-1-il)indolin-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 332, รฎn Etapa A utilizรขnd 5-amino-7-fluoroindolin-2-onฤ (Intermediar 17) ลi 2-cloro-3-(prop-1-in-1-il)piridinฤ (Intermediar 27). MS (ESI): masฤ calc. pentru C16H12FN3O, 281,1; m/z gฤsitฤ, 282,0 [M+H]+. 1H RMN (300 MHz, CDCl3) ฮด 8,21 (dd, J = 3,9, 0,6 Hz, 1H), 7,84 (dd, J = 7,7,1,3 Hz, 1H), 7,12 - 7,02 (m, 3H), 6,35 (d, J = 0,7 Hz, 1H), 3,66 (s, 2H), 2,33 (s, 3H).
Exemplul 364: 7-Fluoro-5-[2-metil-6-(trifluorometil)pirolo[2,3-b]piridin-1-il] indolin-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 332, รฎn Etapa A utilizรขnd 2-cloro-3-(prop-1-in-1-il)-6-(trifluorometil)piridinฤ (Intermediar 26) ลi 5-amino-7-fluoroindolin-2-onฤ (Intermediar 17). MS (ESI): masฤ calc. pentru C17H11F4N3O, 349,1; m/z gฤsitฤ, 350,0 [M+H]+. 1H RMN (300 MHz, CDCl3) ฮด 7,66 (d, J = 7,8 Hz, 1H), 7,64 (br s, 1H), 7,59 (br s, 1H), 7,34 (s, 1H), 7,33 (s, 1H), 7,05 (d, J = 7,7 Hz, 1H), 3,59 (s, 2H), 2,21 (s, 3H).
Exemplul 365: (RS)-7-Fluoro-5-[2-tetrahidrofuran-3-il-6-(trifluorometil)pirolo[2,3-b]piridin-1-il]indolin-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 334, รฎn Etapa A utilizรขnd 2-cloro-3-((tetrahidrofuran-3-il)etinil)-6-(trifluorometil)piridinฤ (Intermediar 30) ลi 5-amino-7-fluoroindolin-2-onฤ (Intermediar 17). MS (ESI): masฤ calc. pentru C20H15F4N3O2, 405,1; m/z gฤsitฤ, 406,0 [M+H]+. 19F RMN (376 MHz, CDCl3) ฮด -65,69 (s), -131,48 (d, J = 10,0 Hz). 1H RMN (400 MHz, CDCl3) ฮด 8,17 (s, 1H), 7,99 (dd, J = 8,1, 0,7 Hz, 1H), 7,49 (d, J = 8,0 Hz, 1H), 7,11 - 7,02 (m, 2H), 6,53 (d, J = 0,8 Hz, 1H), 4,07 - 3,99 (td, J = 8,3, 5,3 Hz, 1H), 4,00 - 3,92 (dd, J = 8,4, 7,3 Hz, 1H), 3,92 - 3,83 (dt, J = 8,6, 7,3 Hz, 1H), 3,83 - 3,74 (dd, J = 8,4, 6,8 Hz, 1H), 3,65 - 3,64 (m, 1H), 3,52 - 3,38 (dt, J = 14,9, 7,7 Hz, 1H), 2,33 -2,19 (m, 1H), 2,14 - 2,02 (dq, J = 12,4, 7,5 Hz, 1H).
Exemplul 366: 7-Fluoro-5-[2-(metoximetil)-6-(trifluorometil)pirolo[2,3-b]piridin-1-il]indolin-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 334, รฎn Etapa A utilizรขnd 5-amino-7-fluoroindolin-2-onฤ (Intermediar 17) ลi 2-cloro-3-(3-metoxiprop-1-in-1-il)-6-(trifluorometil)piridinฤ (Intermediar 31). MS (ESI): masฤ calc. pentru C18H13F4N3O2, 379,1; m/z gฤsitฤ, 380,1 [M+H]+. 19F RMN (376 MHz, CD3OD) ฮด -67,43 (s), -134,62 (d, J = 10,7 Hz). 1H RMN (400 MHz, CD3OD) ฮด 8,18 (dd, J = 8,0, 0,8 Hz, 1H), 7,54 (d, J = 8,2 Hz, 1H), 7,27 - 7,18 (m, 2H), 6,80 (s, 1H), 4,51 (s, 2H), 3,67 (br. s., 1H), 3,31 (s, 3H).
Exemplul 367: 5-[2-Izopropil-6-(trifluorometil)pirolo[2,3-b]piridin-1-il]-7-metil-indolin-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 334, รฎn Etapa A utilizรขnd 2-cloro-3-(3-metilbut-1-in-1-il)-6-(trifluorometil)piridinฤ (Intermediar 32) ลi 5-amino-7-metilindolin-2-onฤ (Intermediar 10). MS (ESI): masฤ calc. pentru C20H18F3N3O, 373,1; m/z gฤsitฤ, 374,3 [M+H]+. 19F RMN (376 MHz, DMSO-d6) ฮด -63,84 (s). 1H RMN (400 MHz, DMSO-d6) ฮด 10,67 (s, 1H), 8,21 - 8,12 (d, J = 8,1 Hz, 1H), 7,59 - 7,51 (d, J = 8,1 Hz, 1H), 7,10 (s, 1H), 7,07 (s, 1H), 6,60 (s, 1H), 3,60 (s, 2H), 2,96 - 2,87 (m, 1H), 2,27 (s, 3H), 1,22 - 1,15 (d, J = 6,8 Hz, 6H).
Exemplul 368: (RS)-5-[2-(1-Metoxietil)pirolo[2,3-b]piridin-1-il]-7-metil-indolin-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 334, รฎn Etapa A utilizรขnd 2-cloro-3-(3-metoxibut-1-in-1-il)piridinฤ (Intermediar 37) ลi 5-amino-7-metilindolin-2-onฤ (Intermediar 10). MS (ESI): masฤ calc. pentru C19H19N3O2, 321,1; m/z gฤsitฤ, 322,2 [M+H]+. 1H RMN (500 MHz, CD3OD)ฮด 8,12 - 8,07 (dd, J = 4,8,1,6 Hz, 1H), 8,05 - 8,01 (dd, J = 7,8,1,5 Hz, 1H), 7,16 - 7,09 (dd, J = 7,8, 4,8 Hz, 1H), 7,10 (s, 1H), 7,07 (s, 1H), 6,64 (d, J = 0,7 Hz, 1H), 4,48 - 4,40 (qd, J = 6,5, 0,7 Hz, 1H), 3,63 (s, 2H), 3,18 (s, 3H), 2,34 (s, 3H), 1,47 (d, J = 6,5 Hz, 3H).
Exemplul 369: 7-Fluoro-5-[2-izopropil-6-(trifluorometil)pirolo[2,3-b]piridin-1-il]indolin-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 334, รฎn Etapa A utilizรขnd 2-cloro-3-(3-metilbut-1-in-1-il)-6-(trifluorometil)piridinฤ (Intermediar 32) ลi 5-amino-7-fluoroindolin-2-onฤ (Intermediar 17). MS (ESI): masฤ calc. pentru C19H15F4N3O, 377,1; m/z gฤsitฤ, 378,1 [M+H]+. 19F RMN (376 MHz, CD3OD)ฮด -67,17(s), -134,25 (d, J = 10,6 Hz). 1H RMN (400 MHz, CD3OD) ฮด 8,10 - 8,00 (d, J = 8,1 Hz, 1H), 7,52 - 7,44 (d, J = 8,1 Hz, 1H), 7,21 - 7,11 (d, J = 8,3 Hz, 1H), 7,14 (s, 1H), 6,59 - 6,50 (d, J = 0,7 Hz, 1H), 3,70 (s, 2H), 3,13 - 2,99 (hept, J = 6,8 Hz, 1H), 1,31 - 1,22 (d, 6H).
Exemplul 370: 2-Izopropil-1-(7-metil-1H-indazol-5-il)-6-(trifluorometil)pirolo[2,3-b]piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 334, รฎn Etapa A utilizรขnd 2-cloro-3-(3-metilbut-1-in-1-il)-6-(trifluorometil)piridinฤ (Intermediar 32) ลi 7-metil-1H-indazol-5-aminฤ. MS (ESI): masฤ calc. pentru C19H17F3N4, 358,1; m/z gฤsitฤ, 359,3 [M+H]+. 19F RMN (376 MHz, CD3OD) ฮด -67,11 (s). 1H RMN (400 MHz, CD3OD) ฮด 8,16 (s, 1H), 8,11 - 8,02 (d, J = 8,2 Hz, 1H), 7,65 (s, 1H), 7,50 - 7,43 (d, J = 8,0 Hz, 1H), 7,13 (s, 1H), 6,56 (s, 1H), 3,13 - 2,96 (hept, J = 6,4 Hz, 1H), 2,65 (s, 3H), 1,27 -1,19 (d, J = 6,8 Hz, 6H).
Exemplul 371: 2-(3-Fluoropropil)-1-(7-metil-1H-indazol-5-il)-6-(trifluorometil) pirolo[2,3-b]piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 334, รฎn Etapa A utilizรขnd 2-cloro-3-(5-fluoropent-1-in-1-il)-6-(trifluorometil)piridinฤ (Intermediar 24) ลi 7-metil-1H-indazol-5-aminฤ. MS (ESI): masฤ calc. pentru C19H16F4N4, 376,1; m/z gฤsitฤ, 377,1 [M+H]+. 1H RMN (400 MHz, Acetonitril-d3) ฮด 8,14 - 8,07 (m, 2H), 7,63 (dd, J = 1,9, 0,9 Hz, 1H), 7,52 (d, J = 8,1 Hz, 1H), 7,13 (dq, J = 1,9, 0,9 Hz, 1H), 6,59 (t, J = 1,0 Hz, 1H), 4,40 (dt, J = 47,1, 5,9 Hz, 2H), 2,81 - 2,72 (m, 2H), 2,62 (s, 3H), 2,06 - 1,88 (m, 2H).
Exemplul 372: 1-(7-Cloro-1H-indazol-5-il)-2-(3-fluoropropil)-6-(trifluorometil) pirolo[2,3-b]piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 334, รฎn Etapa A utilizรขnd 2-cloro-3-(5-fluoropent-1-in-1-il)-6-(trifluorometil)piridinฤ (Intermediar 24) ลi 7-cloro-1H-indazol-5-aminฤ. MS (ESI): masฤ calc. pentru C18H13ClF4N4, 396,1; m/z gฤsitฤ, 397,1 M+H]+. 1H RMN (400 MHz, Acetonitril-d3) ฮด 8,02 (d, J = 3,3 Hz, 1H), 7,92 (dd, J = 8,0, 1,0 Hz, 1H), 7,61 (d, J = 1,6 Hz, 1H), 7,37 - 7,24 (m, 2H), 6,41 (m, 1H), 4,21 (td, J = 47,1, 6,5 Hz, 2H), 2,61-2,57 (m, 2H), 1,87 - 1,69 (m, 2H).
Exemplul 373: 2-Metil-1-(7-metil-1H-indazol-5-il)-6-(trifluorometil)pirolo[2,3-b] piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 334, รฎn Etapa A utilizรขnd 2-cloro-3-(prop-1-in-1-il)-6-(trifluorometil)piridinฤ (Intermediar 26) ลi 7-metil-1H-indazol-5-aminฤ. MS (ESI): masฤ calc. pentru C17H13F3N4, 330,1; m/z gฤsitฤ, 331,0 M+H]+. 1H RMN (300 MHz, CDCl3) ฮด 11,34 (s, 1H), 8,02 (d, J = 8,0 Hz, 1H), 7,89 (s, 1H), 7,54 (d, J = 8,0 Hz, 1H), 7,41 (s, 1H), 6,89 (s, 1H), 6,45 (s, 1H), 2,42 (s, 3H), 2,26 (s, 3H).
Exemplul 374: 1-(7-Cloro-1H-indazol-5-il)-2-metil-6-(trifluorometil)pirolo[2,3-b] piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 334, รฎn Etapa A utilizรขnd 2-cloro-3-(prop-1-in-1-il)-6-(trifluorometil)piridinฤ (Intermediar 26) ลi 7-cloro-1H-indazol-5-aminฤ. MS (ESI): masฤ calc. pentru C16H10ClF3N4, 350,1; m/z gฤsitฤ, 351 [M+H]+. 1H RMN (300 MHz, CDCl3) ฮด 11,04 (s, 1H), 8,08 (s, 1H), 7,99 (d, J = 8,0 Hz, 1H), 7,61 (d, J = 1,5 Hz, 1H), 7,52 (d, J = 8,1 Hz, 1H), 7,31 (d, J = 1,5 Hz, 1H), 6,47 (d, J = 0,7 Hz, 1H), 2,32 (s, 3H).
Exemplul 375: 2-Metil-1-(7-metil-1H-indazol-5-il)pirolo[2,3-b]piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 334, รฎn Etapa A utilizรขnd 2-Cloro-3-(prop-1-in-1-il)piridinฤ (Intermediar 27) ลi 7-metil-1H-indazol-5-aminฤ. MS (ESI): masฤ calc. pentru C16H14N4, 262,1; m/z gฤsitฤ, 263,0 [M+H]+. 1H RMN (300 MHz, CDCl3) ฮด 8,32 - 8,27 (m, 1H), 7,95 (s, 1H), 7,91 (dd, J = 7,7, 1,0 Hz, 1H), 7,46 (s, 1H), 7,11 (dd, J = 7,7,4,8 Hz, 1H), 6,96 (s, 1H), 6,37 (s, 1H), 2,41 (s, 3H), 2,28 (s, 3H).
Exemplul 376: 5-[2-Izopropil-6-(trifluorometil)pirolo[2,3-b]piridin-1-il]-1H-pirazolo[3,4-b]piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 335, รฎn Etapa A utilizรขnd 2-cloro-3-(3-metilbut-1-in-1-il)-6-(trifluorometil)piridinฤ (Intermediar 32) ลi 1-((2-(trimetilsilil)etoxi)metil)-1H-pirazolo[3,4-b]piridin-5-aminฤ (Intermediar 20). MS (ESI): masฤ calc. pentru C17H14F3N5, 345,1; m/z gฤsitฤ, 346,0 [M+H]+. 1H RMN (300 MHz, DMSO-d6) ฮด 14,03 (s, 1H), 8,60 (d, J = 2,1 Hz, 1H), 8,48 (d, J = 1,7 Hz, 1H), 8,29 (s, 1H), 8,23 (d, J = 8,1 Hz, 1H), 7,61 (d, J = 8,1 Hz, 1H), 6,70 (s, 1H), 3,03 -2,88 (m, 1H), 1,19 (d, J = 6,8Hz, 6H).
Exemplul 377: 1-(7-Metil-1H-indazol-5-il)-6-(trifluorometil)pirolo[2,3-b]piridinฤ.
Oxiclorurฤ de fosfor (103 ยตL, 1,10 mmol) s-a adฤugat รฎn picฤturฤ la DMF (2 mL) la 0 ยฐC ลi s-a agitat รฎn timp de 10 minute. 7-Metil-5-(6-(trifluorometil)-1H-pirolo[2,3-b]piridin-1-il)-2-((2-(trimetilsilil)etoxi)metil)-2H-indazol (Intermediar 64, produs din Etapa A, 350 mg, 0,784 mmol) รฎn DMF (1 mL) s-a adฤugat รฎncet la soluลฃia rezultatฤ. Amestecul a fost agitat la temperatura ambiantฤ timp de 1 orฤ, apoi la 50 ยฐC timp de 15 min, apoi s-a lฤsat sฤ stea la 0 ยฐC peste noapte. Amestecul a fost apoi agitat din nou la 50 ยฐC timp de 1 orฤ. Amestecul de reacลฃie s-a adฤugat รฎn apฤ; amestecul rezultat a fost tratat cu o soluลฃie saturatฤ de NaHCO3 (2 mL) pรขnฤ la pH = 9. Amestecul bifazic a fost apoi extras cu EtOAc (5 mL x 3), ลi straturile organice combinate au fost uscate (Na2SO4) ลi concentrate รฎn vid. Purificarea (FCC, SiO2, EtOAc:DCM, 0:100 pรขnฤ la 25:75) a dat compusul din titlu (85 mg, 39%). MS (ESI): masฤ calc. pentru C16H11F3N4, 316,1; m/z gฤsitฤ, 317,1 [M+H]+. 1H RMN (400 MHz, CDCl3) ฮด 10,38 (s, 1H), 8,16-8,08 (m, 2H), 7,83 (dd, J = 1,8, 0,8 Hz, 1H), 7,67 (d, J = 3,6 Hz, 1H), 7,55 (d, J = 8,1 Hz, 1H), 7,50 (dd, J = 1,9, 1,0 Hz, 1H), 6,72 (d, J = 3,6 Hz, 1H), 2,61 (t, J = 0,8 Hz, 3H).
Exemplul 378: 7-Metil-5-(6-metil)pirolo[2,3-b]piridin-1-il)indolin-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 341, Etapa A utilizรขnd 5-bromo-7-metilindolin-2-onฤ ลi 6-metil-1H-pirolo[2,3-b]piridinฤ. MS (ESI): masฤ calc. pentru C17H15N3O, 277,1; m/z gฤsitฤ, 278,1 [M+H]+. 1H RMN (500 MHz, CDCl3) d 8,10 (s, 1H), 7,84 (d, J = 8,0 Hz, 1H), 7,51 (d, J = 2,0 Hz, 1H), 7,38-7,34 (m, 1H), 7,33 (d, J = 3,6 Hz, 1H), 7,00 (d, J = 8,0 Hz, 1H), 6,54 (d, J = 3,6 Hz, 1H), 3,65 (s, 2H), 2,63 (s, 3H), 2,34 (s, 3H).
Exemplul 379: 7-Fluoro-5-(6-metilpirolo[2,3-b]piridin-1-il)indolin-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 341, Etapa A utilizรขnd 5-bromo-7-fluoroindolin-2-onฤ ลi 6-metil-1H-pirolo[2,3-b]piridinฤ. MS (ESI): masฤ calc. pentru C16H12FN3O, 281,1; m/z gฤsitฤ, 282,1 [M+H]+. 1H RMN (500 MHz, CDCl3) d 7,84 (d, J = 8,0 Hz, 1H), 7,67 (s, 1H), 7,58-7,48 (m, 2H), 7,34 (d, J = 3,7 Hz, 1H), 7,02 (d, J = 7,9 Hz, 1H), 6,57 (d, J = 3,7 Hz, 1H), 3,68 (t, J = 1,0 Hz, 2H), 2,63 (s, 3H).
Exemplul 380: 5-(2-Ciclopropil-6-metil-pirolo[2,3-b]piridin-1-il)indolin-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 342, pornind de la 2-bromo-3-(ciclopropiletinil)-6-metilpiridinฤ (Intermediar 39) ลi 5-amino-1H-indol-1-carboxilat de terลฃ-butil (Intermediar 11). MS (ESI): masฤ calc. pentru C19H17N3O, 303,1; m/z gฤsitฤ, 304,2 [M+H]+. 1H RMN (500 MHz, DMSO-d6) ฮด = 10,56 (br s, 1H), 7,74 (br d, J=7,5 Hz, 1H), 7,41 - 7,16 (m, 2H), 7,11 - 6,84 (m, 2H), 6,15 (s, 1H), 3,59 (s, 2H), 2,40 (s, 3H), 1,65 (br s, 1H), 0,98 - 0,61 (m, 4H).
Exemplul 381: 2-(4-Fluorofenil)-1-(1H-indol-5-il)-6-metil-pirolo[2,3-b]piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 342, omiลฃรขnd Etapa B, ลi pornind de la 2-bromo-3-((4-fluorofenil)etinil)-6-metilpiridinฤ (Intermediar 40) ลi 5-amino-1H-indol-1-carboxilat de terลฃ-butil (Intermediar 11). MS (ESI): masฤ calc. pentru C22H16FN3, 341,1; m/z gฤsitฤ, 342,1 [M+H]+. 1H RMN (400 MHz, CDCl3) ฮด 8,81 (br s, 1H), 7,86 (d, J=7,86 Hz, 1H), 7,50 (d, J=1,85 Hz, 1H), 7,22 - 7,27 (m, 2H), 7,19 (d, J=8,55 Hz, 1H), 7,12 - 7,14 (m, 1H), 6,97 - 7,03 (m, 2H), 6,83 - 6,91 (m, 2H), 6,64 (s, 1H), 6,44 (ddd, J=3,12, 2,08, 0,81 Hz, 1H), 2,59 (s, 3H).
Exemplul 382: 5-[2-(4-Fluorofenil)-6-metil-pirolo[2,3-b]piridin-1-il]indolin-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 342, pornind de la 2-bromo-3-((4-fluorofenil)etinil)-6-metilpiridinฤ (Intermediar 40) ลi 5-amino-indolin-2-onฤ. MS (ESI): masฤ calculatฤ pentru C22H16FN3O, 357,1; m/z gฤsitฤ, 358,1 [M+H]+. 1H RMN (500 MHz, CDCl3) ฮด 8,37 (s, 1H), 7,84 (d, J=7,80 Hz, 1H), 7,20 - 7,26 (m, 3H), 7,06 (dd, J=8,38, 2,02 Hz, 1H), 7,01 (d, J=8,09 Hz, 1H), 6,94 - 7,00 (m, 2H), 6,79 (d, J=8,38 Hz, 1H), 6,62 (s, 1H), 3,52 (s, 2H), 2,60 (s, 3H).
Exemplul 383: 5-[6-Cloro-2-(4-fluorofenil)pirolo[2,3-b]piridin-1-il]indolin-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 342, Etapa B utilizรขnd 6-cloro-2-(4-fluorofenil)-1-(1H-indol-5-il)pirolo[2,3-b]piridinฤ (Exemplul 385). MS (ESI): masฤ calc. pentru C21H13ClFN3O, 377,1; m/z gฤsitฤ, 378,0 M+H]+. 1H RMN (300 MHz, DMSO-d6) ฮด 10,56 (s, 1H), 8,12 (d, J = 8,2 Hz, 1H), 7,44 - 7,29 (m, 2H), 7,30 - 7,13 (m, 4H), 7,05 (d, J = 8,1 Hz, 1H), 6,94 - 6,80 (m, 2H), 3,53 (s, 2H).
Exemplul 384: 5-[2-(4-Fluorofenil)-6-metoxi-pirolo[2,3-b]piridin-1-il]indolin-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 342, Etapa B utilizรขnd 2-(4-fluorofenil)-1-(1H-indol-5-il)-6-metoxi-pirolo[2,3-b]piridinฤ (Exemplul 343). MS (ESI): masฤ calc. pentru C22H16FN3O2, 373,1; m/z gฤsitฤ, 374 [M+H]+. 1H RMN (300 MHz, DMSO-d6) ฮด 10,55 (s, 1H), 7,43 (d, J = 8,9 Hz, 1H), 7,36 (dd, J = 8,6, 5,6 Hz, 2H), 7,23 - 7,12 (m, 3H), 7,02 (dd, J = 8,3, 1,6 Hz, 1H), 6,87 (d, J = 8,3 Hz, 1H), 6,84 (s, 1H), 6,60 (d, J = 8,8 Hz, 1H), 3,89 (s, 3H), 3,52 (s, 2H).
Exemplul 385: 6-Cloro-2-(4-fluorofenil)-1-(1H-indol-5-il)pirolo[2,3-b]piridinฤ
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 343, pornind de la 2-bromo-6-cloro-3-((4-fluorofenil)etinil)piridinฤ (Intermediar 43) ลi 5-amino-1H-indolo-1-carboxilat de terลฃ-butil (Intermediar 11). MS (ESI): masฤ calc. pentru C21H13ClFN3, 361,1; m/z gฤsitฤ, 362 M+H]+. 1H RMN (300 MHz, DMSO-d6) ฮด 11,34 (s, 1H), 8,12 (d, J = 8,2 Hz, 1H), 7,52 (s, 1H), 7,49 - 7,41 (m, 2H), 7,35 (dd, J = 8,7, 5,5 Hz, 2H), 7,23 (d, J = 8,1 Hz, 1H), 7,12 (t, J = 8,9 Hz, 2H), 6,96 - 6,87 (m, 2H), 6,48 (s, 1H).
Exemplul 386: 6-terลฃ-Butoxi-2-(4-fluorofenil)-1-(1H-indol-5-il)pirolo[2,3-b] piridinฤ.
Compusul din titlu a fost un produs secundar din Exemplul 385. MS (ESI): masฤ calc. pentru C25H22FN3O, 399,2; m/z gฤsitฤ, 400 [M+H]+. 1H RMN (300 MHz, DMSO-d6) ฮด 11,24 (s, 1H), 7,88 (d, J = 8,4 Hz, 1H), 7,44 (s, 1H), 7,43 - 7,36 (m, 2H), 7,28 (dd, J = 8,6, 5,6 Hz, 2H), 7,08 (t, J = 8,9 Hz, 2H), 6,96 (dd, J = 8,5, 1,7 Hz, 1H), 6,72(s, 1H), 6,49 (d, J = 8,4Hz, 1H), 6,42 (d, J = 2,5 Hz, 1H), 1,38 (s, 9H).
Exemplul 387: 2-(4-Fluorofenil)-1-(1H-indol-5-il)-6-(trifluorometil)pirolo[2,3-b] piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 348, pornind de la 2-cloro-3-((4-fluorofenil)etinil)-6-(trifluorometil)piridinฤ (Intermediar 34) ลi 5-amino-1H-indol-1-carboxilat de terลฃ-butil (Intermediar 11). MS (ESI): masฤ calc. pentru C22H13F4N3, 395,1; m/z gฤsitฤ, 396,0 [M+H]+. 1H RMN (300 MHz, DMSO-d6) ฮด 11,36 (s, 1H), 8,32 (d, J = 8,1 Hz, 1H), 7,64 (d, J = 8,1 Hz, 1H), 7,53 (br s, 1H), 7,50 - 7,43 (m, 2H), 7,43 - 7,34 (m, 2H), 7,15 (t, J= 8,8 Hz, 2H), 7,03 (s, 1H), 6,97 (dd, J = 8,5, 1,5 Hz, 1H), 6,48 (s, 1H).
Exemplul 388: 1-(1H-Indol-5-il)-2-fenil-6-(trifluorometil)pirolo[2,3-b]piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 348, pornind de la 2-cloro-3-(feniletinil)-6-(trifluorometil)piridinฤ (Intermediar 33) ลi 5-amino-1H-indolo-1-carboxilat de terลฃ-butil (Intermediar 11). MS (ESI): masฤ calc. pentru N3, 377,1; m/z gฤsitฤ, 378,0 [M+H]+. 1H RMN (300 MHz, DMSO-d6) ฮด 11,34 (s, 1H), 8,32 (d, J = 8,1 Hz, 1H), 7,64 (d, J = 8,1 Hz, 1H), 7,52 (br s, 1H), 7,49 - 7,42 (m, 2H), 7,40 - 7,32 (m, 2H), 7,32 - 7,24 (m, 3H), 7,04 (s, 1H), 6,98 (dd, J = 8,5, 1,8 Hz, 1H), 6,47 (br s, 1H).
Exemplul 389: 5-[3-Bromo-2-ciclopropil-6-(trifluorometil)pirolo[2,3-b]piridin-1-il] indolin-2-onฤ.
Etapa A: 2-Ciclopropil-1-(1H-indol-5-il)-6-(trifluorometil)-1H-pirolo[2,3-b]piridinฤ. Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 348, utilizรขnd 2-cloro-3-(ciclopropiletinil)-6-(trifluorometil)piridinฤ ลi 5-amino-1H-indol-1-carboxilat de terลฃ-butil (Intermediar 11). MS (ESI): masฤ calc. pentru C24H22F3N3O2, 441,2; m/z gฤsitฤ, 442,0 [M+H]+.
Etapa B: 5-[3-Bromo-2-ciclopropil-6-(trifluorometil)pirolo[2,3-b]piridin-1-il]indolin-2-onฤ. Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 349. MS (ESI): masฤ calc. pentru C19H13BrF3N3O, 435,0; m/z gฤsitฤ, 437,9 [M+H]+. 1H RMN (300 MHz, DMSO-d6) ฮด 10,62 (s, 1H), 8,08 (d, J = 8,0 Hz, 1H), 7,67 (d, J = 8,1 Hz, 1H), 7,37 (s, 1H), 7,31 (d, J = 8,2 Hz, 1H), 6,99 (d, J = 8,2 Hz, 1H), 3,59 (s, 2H), 1,94 -1,79 (m, 1H), 0,87 (d, J = 7,1 Hz, 4H).
Exemplul 390: 6-Metil-2-fenil-1-(1H-pirolo[2,3-b]piridin-5-il)pirolo[2,3-b]piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 348, pornind de la 2-bromo-6-metil-3-(feniletinil)piridinฤ (Intermediar 41) ลi 1H-pirolo[2,3-b]piridin-5-aminฤ (Intermediar 15). MS (ESI): masฤ calc. pentru C21H16N4, 324,1; m/z gฤsitฤ, 325,2 [M+H]+.
Exemplul 391: 2-Izopropil-1-(1H-pirolo[2,3-b]piridin-5-il)-6-(trifluorometil) pirolo[2,3-b]piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 348, pornind de la 2-cloro-3-(3-metilbut-1-in-1-il)-6-(trifluorometil)piridinฤ (Intermediar 32) ลi 1H-pirolo[2,3-b]piridin-5-aminฤ (Intermediar 15). MS (ESI): masฤ calc. pentru C18H15F3N4, 344,1; m/z gฤsitฤ, 344,9 [M+H]+. 1H RMN(300 MHz, DMSO-d6) ฮด 12,04 (s, 1H), 8,22 (dd, J = 8,6, 5,2Hz, 2H), 8,11 (d, J = 1,8 Hz, 1H), 7,70 - 7,62 (m, 1H), 7,58 (d, J = 8,1 Hz, 1H), 6,67 (s, 1H), 6,61 - 6,51 (m, 1H), 3,01 -2,85 (m, 1H), 1,19 (d, J = 6,8 Hz, 6H).
Exemplul 392: 2-Metil-1-(1H-pirolo[2,3-b]piridin-5-il)-6-(trifluorometil)pirolo[2,3-b]piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 348, pornind de la 2-cloro-3-(prop-1-in-1-il)-6-(trifluorometil)piridinฤ (Intermediar 26) ลi 1-((2-(trimetilsilil)etoxi)metil)-1H-pirolo[2,3-b]piridin-5-aminฤ (Intermediar 21). MS (ESI): masฤ calc. pentru C16H11F3N4, 316,1; m/z gฤsitฤ, 317,0 [M+H]+. 1H RMN (300 MHz, CDCl3) ฮด 9,13 (s, 1H), 8,31 (d, J = 1,5 Hz, 1H), 7,99 - 7,92 (m, 2H), 7,47 (d, J = 8,1 Hz, 1H), 7,45 - 7,39 (m, 1H), 6,60 (dd, J = 3,2, 1,9 Hz, 1H), 6,47 (s, 1H), 2,37 (s, 3H).
Exemplul 393: 5-(3-Bromo-6-metil-2-fenil-pirolo[2,3-b]piridin-1-il)-1,3-dihidropirolo[2,3-b]piridin-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 349, pornind de la 6-metil-2-fenil-1-(1H-pirolo[2,3-b]piridin-5-il)pirolo[2,3-b]piridinฤ (Exemplul 390). MS (ESI): masฤ calc. pentru C21H15BrN4O, 418,0; m/z gฤsitฤ, 421,0 [M+H]+. 1H RMN (300 MHz, DMSO-d6) ฮด 11,12 (s, 1H), 7,93 - 7,84 (m, 2H), 7,59 (s, 1H), 7,39 (s, 5H), 7,21 (d, J = 8,0 Hz, 1H), 3,57 (s, 2H), 2,49 (s, 3H).
Exemplul 394: 5-[3-Bromo-2-izopropil-6-(trifluorometil)pirolo[2,3-b]piridin-1-il]-1,3-dihidropirolo[2,3-b]piridin-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 349, pornind de la 2-izopropil-1-(1H-pirolo[2,3-b]piridin-5-il)-6-(trifluorometil)pirolo[2,3-b]piridinฤ (Exemplul 391). MS (ESI): masฤ calc. pentru C18H14BrF3N4O, 438,0; m/z gฤsitฤ, 440,8 [M+H]+. 1H RMN (300 MHz, DMSO-d6) ฮด 11,34 (s, 1H), 8,18 (s, 1H), 8,13 (d, J = 8,1 Hz, 1H), 7,75 (s, 1H), 7,71 (d, J = 8,1 Hz, 1H), 3,70 (d, J = 3,5 Hz, 2H), 3,02 (hept, J = 7,1 Hz, 1H), 1,36 (d, J = 6,9 Hz, 6H).
Exemplul 395: 5-[3-Bromo-2-metil-6-(trifluorometil)pirolo[2,3-b]piridin-1-il]-1,3-dihidropirolo[2,3-b]piridin-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 349, pornind de la 2-metil-1-(1H-pirolo[2,3-b]piridin-5-il)-6-(trifluorometil)pirolo[2,3-b]piridinฤ (Exemplul 392). MS (ESI): masฤ calc. pentru C16H10BrF3N4O, 410,0; m/z gฤsitฤ, 411,0 [M+H]+. 1H RMN(300 MHz, CDCl3) ฮด 8,16 (s, 1H), 8,05 (s, 1H), 7,96 (d, J = 8,0 Hz, 1H), 7,59 - 7,53 (m, 2H), 3,73 (s, 2H), 2,41 (s, 3H).
Exemplul 396: 5-[2-Izopropil-6-(trifluorometil)pirolo[2,3-b]piridin-1-il]indolin-2-onฤ.
Etapa A: 1-(1H-Indol-5-il)-2-izopropil-6-(trifluorometil)-1H-pirolo[2,3-b]piridinฤ. Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 348 pornind de la 2-cloro-3-(3-metilbut-1-in-1-il)-6-(trifluorometil)piridinฤ (Intermediar 32) ลi 5-amino-1H-indol-1-carboxilat de terลฃ-butil (Intermediar 11). MS (ESI): masฤ calc. pentru C19H16F3N3, 343,1; m/z gฤsitฤ, 344,1 [M+H]+.
Etapa B: 5-(3-Bromo-2-izopropil-6-(trifluorometil)-1H-pirolo[2,3-b]piridin-1-il)indolin-2-onฤ. Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 349. MS (ESI): masฤ calc. pentru C19H15BrF3N3O, 437,0; m/z gฤsitฤ, 438,7 [M+H]+.
Etapa C. 5-[2-Izopropil-6-(trifluorometil)pirolo[2,3-b]piridin-1-il]indolin-2-onฤ. Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 347. MS (ESI): masฤ calc. pentru C19H16F3N3O, 359,1; m/z gฤsitฤ, 360,2 [M+H]+. 1H RMN (300 MHz, DMSO-d6) ฮด 10,62 (s, 1H), 8,17 (d, J = 7,9 Hz, 1H), 7,55 (d, J = 8,0 Hz, 1H), 7,28 (s, 1H), 7,23 (d, J = 8,1 Hz, 1H), 7,00 (d, J = 8,0 Hz, 1H), 6,61 (s, 1H), 3,60 (s, 2H), 3,09-2,78 (m, 1H), 1,18 (d, J = 6,6 Hz, 6H).
Exemplul 397: 5-[2-Fenil-6-(trifluorometil)pirolo[2,3-b]piridin-1-il]indolin-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 396, pornind de la 2-cloro-3-(feniletinil)-6-(trifluorometil)piridinฤ (Intermediar 33) ลi 5-amino-1H-indol-1-carboxilat de terลฃ-butil (Intermediar 11). MS (ESI): masฤ calc. pentru C22H14F3N3O, 393,1; m/z gฤsitฤ, 394,0 [M+H]+. 1H RMN (300 MHz, DMSO-d6) ฮด 10,56 (s, 1H), 8,32 (d,J= 8,0 Hz, 1H), 7,65 (d, J = 8,1 Hz, 1H), 7,36 (s, 5H), 7,22 (s, 1H), 7,11 (d, J = 8,0 Hz, 1H), 7,02 (s, 1H), 6,88 (d, J = 8,1 Hz, 1H), 3,51 (s, 2H).
Exemplul 398: 5-[2-(4-Fluorofenil)-6-(trifluorometil)pirolo[2,3-b]piridin-1-il]indolin-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 396, pornind de la 2-cloro-3-((4-fluorofenil)etinil)-6-(trifluorometil)piridinฤ (Intermediar 34) ลi 5-amino-1H-indol-1-carboxilat de terลฃ-butil (Intermediar 11). MS (ESI): masฤ calculatฤ pentru C22H13F4N3O, 411,1; m/z gฤsitฤ, 412,0 [M+H]+. 1H RMN (300 MHz, DMSO-d6) ฮด 10,56 (s, 1H), 8,32 (d, J = 8,0 Hz, 1H), 7,65 (d, J = 8,1 Hz, 1H), 7,46 - 7,35 (m, 2H), 7,28 - 7,16 (m, 3H), 7,11 (d, J = 8,2 Hz, 1H), 7,02 (s, 1H), 6,89 (d, J = 8,2 Hz, 1H), 3,51 (s, 2H).
Exemplul 399: 5-[2-Ciclopropil-6-(trifluorometil)pirolo[2,3-b]piridin-1-il]indolin-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 347, pornind de la 5-[3-bromo-2-ciclopropil-6-(trifluorometil)pirolo[2,3-b]piridin-1-il]indolin-2-onฤ (Exemplul 389). MS (ESI): masฤ calc. pentru C19H14F3N3O, 357,1; m/z gฤsitฤ, 358,0 M+H]+. 1H RMN (300 MHz, DMSO-d6) ฮด 10,61 (s, 1H), 8,10 (d, J = 8,0 Hz, 1H), 7,53 (d, J = 8,1 Hz, 1H), 7,34 (s, 1H), 7,29 (d, J = 8,1 Hz, 1H), 7,00 (d, J = 8,1 Hz, 1H), 6,39 (s, 1H), 3,60 (s, 2H), 1,80 -1,60 (m, 1H), 1,00- 0,89 (m, 2H), 0,90 - 0,81 (m, 2H).
Exemplul 400: 5-(6-Metil-2-fenil-pirolo[2,3-b]piridin-1-il)-1,3-dihidropirolo[2,3-b]piridin-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 347 pornind de la 5-(3-bromo-6-metil-2-fenil-pirolo[2,3-b]piridin-1-il)-1,3-dihidropirolo[2,3-b]piridin-2-onฤ (Exemplul 393). MS (ESI): masฤ calc. pentru C21H16N4O, 340,1; m/z gฤsitฤ, 340,9 [M+H]+. 1H RMN (300 MHz, DMSO-d6) ฮด 11,15 (s, 1H), 7,96 (d, J = 7,9 Hz, 1H), 7,88 (s, 1H), 7,59 (s, 1H), 7,34 (s, 5H), 7,09 (d, J = 7,9 Hz, 1H), 6,82 (s, 1H), 3,61 (s, 2H), 2,48 (s, 3H).
Exemplul 401: 5-[2-Izopropil-6-trifluorometil)pirolo[2,3-b]piridin-1-il]-1,3-dihidropirolo[2,3-b]piridin-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 347, pornind de la 5-[3-bromo-2-izopropil-6-(trifluorometil)pirolo[2,3-b]piridin-1-il]-1,3-dihidropirolo[2,3-b]piridin-2-onฤ (Exemplul 394). MS (ESI): masฤ calc. pentru C18H15F3N4O, 360,1; m/z gฤsitฤ, 361,1 [M+H]+. 1H RMN (300 MHz, DMSO-d6) ฮด 11,30 (s, 1H), 8,23 - 8,14 (m, 2H), 7,72 (s, 1H), 7,59 (d, J = 8,0 Hz, 1H), 6,66 (s, 1H), 3,69 (s, 2H), 2,99 - 2,87 (m, 1H), 1,20 (d, J = 6,8 Hz, 6H).
Exemplul 402: 5-[2-Metil-6-(trifluorometil)pirolo[2,3-b]piridin-1-il]-1,3-dihidropirolo[2,3-b]piridin-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 347, pornind de la 5-[3-bromo-2-metil-6-(trifluorometil)pirolo[2,3-b]piridin-1-il]-1,3-dihidropirolo[2,3-b]piridin-2-onฤ (Exemplul 395). MS (ESI): masฤ calc. pentru C16H11F3N4O, 332,1; m/z gฤsitฤ, 333,0 [M+H]+. 1H RMN (300 MHz, CDCl3) ฮด 8,45 (s, 1H), 8,17 (s, 1H), 7,95 (d, J = 8,0 Hz, 1H), 7,58 (s, 1H), 7,48 (d, J = 8,0 Hz, 1H), 6,47 (s, 1H), 3,72 (s, 2H), 2,40 (s, 3H).
Exemplul 403: 5-(2-Etilpirolo[2,3-b]piridin-1-il)-7-metil-indolin-2-onฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 332, Etapa A, pornind de la 3-(but-1-in-1-il)-2-cloropiridinฤ (Intermediar 38) ลi 5-amino-7-metilindolin-2-onฤ (Intermediar 10). MS (ESI): masฤ calc. pentru C18H17N3O, 291,1; m/z gฤsitฤ, 292,1 [M+H]+. 1H RMN (400 MHz, CD3OD) ฮด 8,03 - 7,99 (dd, J = 4,8,1,5 Hz, 1H), 7,95 - 7,91 (dd, J = 7,8,1,5 Hz, 1H), 7,12 - 7,05 (m, 2H), 7,03 (s, 1H), 6,41 (s, 1H), 3,62 (s, 2H), 2,64 (q, J = 7,5 Hz, 2H), 2,33 (s, 3H), 1,23 (t, J = 7,5 Hz, 3H).
Exemplul 404: (*R)-2-(sec-Butil)-3-(7-cloro-1H-indazol-5-il)-5-(trifluorometil)-3H-imidazo[4,5-b]piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 109 cu o separare chiralฤ. MS (ESI): masฤ calc. pentru C18H15ClF3N5, 393,1; m/z gฤsitฤ, 394,3 [M+H]+. 1H RMN (500 MHz, CDCl3) ฮด 8,27-8,23 (m, 1H), 8,00 (s, 1H), 7,75 (d, J = 8,2 Hz, 1H), 7,57 (d, J = 1,7 Hz, 1H), 7,23 (d, J = 1,7 Hz, 1H), 2,85-2,76 (m, 1H), 2,01-1,89 (m, 1H), 1,74-1,63 (m, 1H), 1,34 (d, J = 6,9 Hz, 3H), 0,87-0,80 (m, 3H).
Exemplul 405: (*S)-2-(sec-Butil)-3-(7-cloro-1H-indazol-5-il)-5-(trifluorometil)-3H-imidazo[4,5-b]piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 109, Metoda B cu o separare chiralฤ. MS (ESI): masฤ calc. pentru C18H15ClF3N5, 393,1; m/z gฤsitฤ, 394,3 [M+H]+. 1H RMN (500 MHz, CDCl3) ฮด 8,27-8,23 (m, 1H), 8,01 (s, 1H), 7,75 (d, J = 8,3 Hz, 1H), 7,57 (d, J = 1,7 Hz, 1H), 7,23 (d, J = 1,7 Hz, 1H), 2,85-2,76 (m, 1H), 2,01-1,90 (m, 1H), 1,74-1,63 (m, 1H), 1,34 (d, J = 6,9 Hz, 3H), 0,84 (t, J = 7,4 Hz, 3H).
Exemplul 406: (*R)-2-(sec-Butil)-3-(7-metil-1H-indazol-5-il]-5-(trifluorometil)-3H imidazo[4,5-b]piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 109, Metoda B cu o separare chiralฤ. MS (ESI): masฤ calc. pentru C19H18F3N5, 373,1; m/z gฤsitฤ, 374,1 [M+H]+. 1H RMN (500 MHz, CDCl3) ฮด 8,27-8,22 (m, 1H), 7,90 (s, 1H), 7,74 (d, J = 8,3 Hz, 1H), 7,46-7,43 (m, 1H), 6,91-6,87 (m, 1H), 2,86-2,76 (m, 1H), 2,43 (s, 3H), 2,00-1,89 (m, 1H), 1,72-1,61 (m, 1H), 1,33 (d, J = 6,9 Hz, 3H), 0,86-0,79 (m, 3H).
Exemplul 407: (*S)-2-(sec-Butil)-3-(7-metil-1H-indazol-5-il)-5-(trifluorometil)-3H-imidazo[4,5-b]piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 109, Metoda B, cu o separare chiralฤ. MS (ESI): masฤ calc. pentru C19H18F3N5, 373,1; m/z gฤsitฤ, 374,1 [M+H]+. 1H RMN (500 MHz, CDCl3) ฮด 8,25 (d, J = 8,3 Hz, 1H), 7,91 (s, 1H), 7,74 (d, J = 8,3 Hz, 1H), 7,45 (d, J = 1,7 Hz, 1H), 6,90 (dd, J = 1,8, 1,0 Hz, 1H), 2,86-2,77 (m, 1H), 2,44 (s, 3H), 2,00-1,89 (m, 1H), 1,72-1,61 (m, 1H), 1,33 (d, J = 6,9 Hz, 3H), 0,86-0,79 (m, 3H).
Exemplul 408: (*R)-3-(7-Cloro-1H-indazol-5-il-2-(1-fluoroetil)-5-trifluorometil)-3H-imidazo[4,5-b]piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 117 cu o separare chiralฤ. MS (ESI): masฤ calc. pentru C16H10ClF4N5, 383,1; m/z gฤsitฤ, 384,1 [M+H]+. 1H RMN (400 MHz, CDCl3) ฮด 11,34 (s, 1H), 8,30 (d, J = 8,3 Hz, 1H), 8,01 (s, 1H), 7,73 (d, J = 8,3 Hz, 1H), 7,65 (d, J = 1,7 Hz, 1H), 7,33 (d, J = 1,6 Hz, 1H), 5,73-5,51 (m, 1H), 1,87-1,73 (m, 3H).
Exemplul 409: (*-S)-3-(7-Cloro-1H-indazol-5-il)-2-(1-fluoroetil)-5-(trifluorometil)-3H-imidazo[4,5-b]piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 117 cu o separare chiralฤ. MS (ESI): masฤ calc. pentru C16H10ClF4N5, 383,1; m/z gฤsitฤ, 384,1 [M+H]+. 1H RMN (400 MHz, CDCl3) ฮด 11,45 (s, 1H), 8,30 (d, J = 8,3 Hz, 1H), 8,00 (s, 1H), 7,73 (d, J = 8,3 Hz, 1H), 7,65 (d, J = 1,6 Hz, 1H), 7,32 (d, J = 1,5 Hz, 1H), 5,72-5,51 (m, 1H), 1,87-1,73 (m, 3H).
Exemplul 410: 3-(7-Cloro-1H-indazol-5-il)-2-(1,1-difluoroetil)-5-metil-3H-imidazo[4,5-b]piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 134, Metoda B. MS (ESI): masฤ calc. pentru C16H12ClF2N5, 347,1; m/z gฤsitฤ, 348,1 [M+H]+. 1H RMN (500 MHz, CDCl3) ฮด 8,15 (d, J = 8,3 Hz, 1H), 7,93 (s, 1H), 7,60(d, J = 1,6Hz, 1H), 7,33 (d, J = 1,4 Hz, 1H), 7,30 (d, J = 8,3 Hz, 1H), 2,77 (s, 3H), 2,24-2,12 (m, 3H).
Exemplul 411: 3-(7-Cloro-1H-indazol-5-il)-2-(ciclopropilmetil-5-(trifluorometil)-3H-imidazo[4,5-b]piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 117. MS (ESI): masฤ calc. pentru C18H13ClF3N5, 391,1; m/z gฤsitฤ, 392,1 [M+H]+. 1H RMN (400 MHz, CDCl3) ฮด 11,64 (s, 1H), 8,26 (d, J = 8,2 Hz, 1H), 8,04 (s, 1H), 7,74 (d, J = 8,3 Hz, 1H), 7,61 (d, J = 1,7 Hz, 1H), 7,28 (d, J = 1,6Hz, 1H), 2,72 (d, J = 6,9 Hz, 2H), 1,16-1,05 (m, 1H), 0,60-0,52 (m, 2H), 0,18-0,11 (m, 2H).
Exemplul 412: 3-(7-Cloro-1H-indazol-5-il)-2-propil-5-(trifluorometil)-3H-imidazo[4,5-b]piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 117. MS (ESI): masฤ calc. pentru C17H13ClF3N5, 379,1; m/z gฤsitฤ, 380,1 [M+H]+. 1H RMN (400 MHz, MeOD) ฮด 8,32 (s, 1H), 8,24 (d, J = 8,2 Hz, 1H), 7,96 (d, J = 1,7 Hz, 1H), 7,78 (d, J = 8,3 Hz, 1H), 7,61 (d, J = 1,8 Hz, 1H), 2,94-2,85 (m, 2H), 1,90-1,77 (m, 2H), 1,01-0,93 (m, 3H).
Exemplul 413: 3-(7-Cloro-1H-indazol-5-il)-2-(metoximetil)-5-(trifluorometil)-3H-imidazo[4,5-b]piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 117. MS (ESI): masฤ calc. pentru C16H11ClF3N5O, 381,1; m/z gฤsitฤ, 382,1 [M+H]+. 1H RMN (400 MHz, MeOD) ฮด 8,35 (d, J = 8,2 Hz, 1H), 8,32 (s, 1H), 8,01 (d, J = 1,7 Hz, 1H), 7,83 (d, J = 8,3 Hz, 1H), 7,67 (d, J = 1,7 Hz, 1H), 4,68 (s, 2H), 3,38 (s, 3H).
Exemplul 414: 3-(7-Cloro-1H-indazol-5-il)-2-izobutil-5-(trifluorometil)-3H-imidazo[4,5-b]piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 197. MS (ESI): masฤ calc. pentru C18H15ClF3N5, 393,1; m/z gฤsitฤ, 394,1 [M+H]+. 1H RMN (500 MHz, CDCl3) ฮด 11,68 (s, 1H), 8,26 (d, J = 8,3 Hz, 1H), 8,06 (s, 1H), 7,77 (d, J = 8,4 Hz, 1H), 7,59 (d, J = 1,7 Hz, 1H), 7,27 (d, J = 1,7 Hz, 1H), 2,68 (d, J = 7,3 Hz, 2H), 2,33-2,20 (m, 1H), 0,95 (d, J = 6,6 Hz, 6H).
Exemplul 415: 3-(7-Cloro-1H-indazol-5-il)-5-metoxi-2-(trifluorometil)-3H-imidazo[4,5-b]piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 134, Metoda B. MS (ESI): masฤ calc. pentru C15H9ClF3N5O, 367,0; m/z gฤsitฤ, 368,1 [M+H]+. 1H RMN (500 MHz, CDCl3) ฮด 8,27 (d, J = 1,3 Hz, 1H), 8,10 (d, J = 9,2 Hz, 1H), 7,80 (s, 1H), 7,49 (s, 1H), 6,91-6,84 (m, 1H), 3,82 (s, 3H).
Exemplul 416: 3-(7-Cloro-1H-indazol-5-il-2-(2,2,2-trifluoroetil)-5-(trifluorometil)-3H-imidazo[4,5-b]piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 117. MS (ESI): masฤ calc. pentru C16H8ClF6N5, 419,0; m/z gฤsitฤ, 420,0 [M+H]+. 1H RMN (400 MHz, CDCl3) ฮด 11,32 (s, 1H), 8,36 (d, J = 8,0 Hz, 1H), 8,12 (s, 1H), 7,81 (d, J = 8,3 Hz, 1H), 7,66 (d, J = 1,7 Hz, 1H), 7,32 (d, J = 1,7 Hz, 1H), 3,77-3,65 (m, 2H).
Exemplul 417: 2-(1,1-Difluoropropil)-3-(7-metil-1H-indazol-5-il)-5-(trifluorometil)-3H-imidazo[4,5-b]piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 134, Metoda B. MS (ESI): masฤ calc. pentru C18H14F5N5, 395,1; m/z gฤsitฤ, 396,1 [M+H]+. 1H RMN (400 MHz, CDCl3) ฮด 8,38 (d, J = 8,4 Hz, 1H), 7,98 (s, 1H), 7,80 (d, J = 8,4 Hz, 1H), 7,61 (d, J = 1,7 Hz, 1H), 7,09-7,05 (m, 1H), 2,55-2,37 (m, 5H), 1,15-1,06 (m, 3H).
Exemplul 418: 3-(7-Metil-1H-indazol-5-il)-5-(trifluorometil)-2-(3,3,3-trifluoropropil)-3H-imidazo[4,5-b]piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 117, din N2-(7-metil-1H-indazol-5-il)-6-(trifluorometil)piridin-2,3-diaminฤ (Intermediar 56). MS (ESI): masฤ calc. pentru C18H13F6N5, 413,1; m/z gฤsitฤ, 414,1 [M+H]+. 1H RMN (400 MHz, MeOD) ฮด 8,24 (d, J = 8,3 Hz, 1H), 8,21 (s, 1H), 7,79 (d, J = 1,8 Hz, 1H), 7,75 (d, J = 8,3 Hz, 1H), 7,26-7,23 (m, 1H), 3,17-3,09 (m, 2H), 2,87-2,73 (m, 2H), 2,68 (s, 3H).
Exemplul 419: 3-(7-Cloro-1H-indazol-5-il)-2,6-bis(trifluorometil)-3H-imidazo[4,5-b]piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 134, Metoda B. MS (ESI): masฤ calc. pentru C15H6ClF6N5, 405,0; m/z gฤsitฤ, 406,0 [M+H]+. 1H RMN (400 MHz, MeOD) ฮด 8,82 (d, J = 1,9 Hz, 1H), 8,69 (d, J = 1,9 Hz, 1H), 8,31 (s, 1H), 8,02 (d, J = 1,6 Hz, 1H), 7,66 (d, J = 1,6 Hz, 1H).
Exemplul 420: 5-(5-Fluoro-2-izopropil-1H-pirolo[2,3-b]piridin-1-il)-7-metilindolin-2-onฤ.
Compusul din titlu a fost preparat รฎntr-o manierฤ analoagฤ cu_Exemplul 334, utilizรขnd 2-cloro-5-fluoro-3-(3-metilbut-1-in-1-il)piridinฤ (Intermediar 66) ลi 5-amino-7-metilindolin-2-onฤ (Intermediar 10). MS (ESI): masฤ calc. pentru C19H18FN3O, 323,1; m/z gฤsitฤ, 324,1 [M+H]+. 1H RMN (400 MHz, MeOD) ฮด 7,93 - 7,90 (dd, J = 2,8, 1,9 Hz, 1H), 7,72 - 7,67 (dd, J = 9,0, 2,7 Hz, 1H), 7,07 (s, 1H), 7,03 (s, 1H), 6,43 (d, J = 0,8 Hz, 1H), 3,63 (s, 2H), 3,03 - 2,94 (m, 1H), 2,33 (s, 3H), 1,22 (d, J = 6,9 Hz, 6H). 19F RMN (376 MHz, MeOD) ฮด -141,40 (d, J = 8,9 Hz).
Exemplul 421: 5-(6-(Difluorometil)-2-metil-1H-pirolo[2,3-b]piridin-1-il)-7-metilindolin-2-onฤ.
Compusul din titlu a fost preparat รฎntr-o manierฤ analoagฤ cu_Exemplul 334, utilizรขnd 2-cloro-6-(difluorometil)-3-(prop-1-in-1-il)piridinฤ (Intermediar 66) ลi 5-amino-7-metilindolin-2-onฤ (Intermediar 10). MS (ESI): masฤ calc. pentru C18H15F2N3O, 327,1; m/z gฤsitฤ, 328,0 [M+H]+. 1H RMN (400 MHz, MeOD) ฮด 8,00 (d, J = 8,0 Hz, 1H), 7,39 (d, J = 8,0 Hz, 1H), 7,09 (s, 1H), 7,05 (s, 1H), 6,59 (t, J = 55,6 Hz, 1H), 6,45 (d, J = 1,0 Hz, 1H), 3,63 - 3,59 (m, 2H), 2,32 (s, 3H), 2,34 (s, 3H). 19F RMN (376 MHz, MeOD) ฮด -112,93 (d, J = 55,3 Hz).
Exemplul 422: 1-(7-Metil-2-oxoindolin-5-il)-6-(trifluorometil)-1H-pirolo[2,3-b]piridin-2-carbaldehidฤ.
Compusul din titlu este produsul din Exemplul 336, Etapa A. 1H RMN (400 MHz, DMSO-d6) ฮด 10,67 (s, 1H), 9,90 (s, 1H), 8,60 (d, J = 8,3 Hz, 1H), 7,75 (d, J = 8,2 Hz, 1H), 7,69 (s, 1H), 7,18 (s, 1H), 7,14 (s, 1H), 3,59 (s, 2H), 2,26 (s, 3H). 19F RMN (376 MHz, DMSO-d6) ฮด -64,88 (s).
Exemplele 423-Exemplul 441 sunt exemple predictive.
Exemplul 423: 3-(7-Etil-1H-indazol-5-il)-2,5-bis(trifluorometil)-3H-imidazo[4,5-b]piridinฤ.
MS (ESI): masฤ calc. pentru C17H11F6N5; 399,3.
Exemplul 424: 3-(7-Izopropil-1H-indazol-5-il)-2,5-bis(trifluorometil)-3H-imidazo [4,5-b]piridinฤ.
MS (ESI): masฤ calc. pentru C18H13F6N5; 413,3.
Exemplul 425: 5-(2,5-Bis(trifluorometil)-3H-imidazo[4,5-b]piridin-3-il)-1H-indazol-7-carbonitril.
MS (ESI): masฤ calc. pentru C16H6F6N6; 396,3.
Exemplul 426: 3-(7-Cloro-1H-indazol-5-il)-2-izopropil-6-(trifluorometil)-3H-imidazo[4,5-b]piridinฤ.
Compusul din titlu poate fi fฤcut รฎn mod analog cu Exemplul 109, Metoda B. MS (ESI): masฤ calc. pentru C17H13ClF3N5, 379,1.
Exemplul 427: 3-(7-Cloro-1H-indazol-5-il)-6-metil-2-(trifluorometil)-3H-imidazo [4,5-b]piridinฤ.
Compusul din titlu poate fi fฤcut รฎn mod analog cu Exemplul 134, Metoda B. MS (ESI): masฤ calc. pentru C15H9ClF3N5, 351,1.
Exemplul 428: 3-(7-Cloro-1H-indazol-5-il)-7-metil-2,5-bis(trifluorometil)-3H-imidazo[4,5-b]piridinฤ.
Compusul din titlu poate fi fฤcut รฎn mod analog cu Exemplul 134, Metoda B. MS (ESI): masฤ calc. pentru C16H8ClF6N5, 419,0.
Exemplul 429: 7-Metil-3-(7-metil-1H-indazol-5-il)-2,5-bis(trifluorometil)-3H-imidazo[4,5-b]piridinฤ.
Compusul din titlu poate fi fฤcut รฎn mod analog cu Exemplul 134, Metoda B. MS (ESI): masฤ calc. pentru C17H11F6N5, 399,1.
Exemplul 430: 3-(7-Cloro-1H-indazol-5-il)-2-izopropil-7-metil-5-(trifluorometil)-3H-imidazo[4,5-b]piridinฤ.
Compusul din titlu poate fi fฤcut รฎn mod analog cu Exemplul 109, Metoda B. MS (ESI): masฤ calc. pentru C18H15GlF3N5, 393,1.
Exemplul 431: 3-(7-Cloro-1H-indazol-5-il)-7-metoxi-2,5-bis(trifluorometil)-3H-imidazo[4,5-b]piridinฤ.
Compusul din titlu poate fi fฤcut รฎn mod analog cu Exemplul 134, Metoda B. MS (ESI): masฤ calc. pentru C16H8ClF6N5O, 435,0.
Exemplul 432: 3-(7-Cloro-1H-indazol-5-il)-2-(1-ciclopropiletil)-5-(trifluorometil)-3H-imidazo[4,5-b]piridinฤ.
Compusul din titlu poate fi fฤcut รฎn mod analog cu Exemplul 117. MS (ESI): masฤ calc. pentru C19H15ClF3N5, 405,1.
Exemplul 433: 3-(7-Cloro-1H-indazol-5-il)-2-(1-metilciclopropil)-5-(trifluorometil)-3H-imidazo[4,5-b]piridinฤ.
Compusul din titlu poate fi fฤcut รฎn mod analog cu Exemplul 117. MS (ESI): masฤ calc. pentru C18H13ClF3N5, 391,1.
Exemplul 434: 3-(7-Metil-1H-indazol-5-il)-2-(1-metilciclopropil)-5-(trifluorometil)-3H-imidazo[4,5-b]piridinฤ.
Compusul din titlu poate fi fฤcut รฎn mod analog cu Exemplul 117 din N2-(7-metil-1H-indazol-5-il)-6-(trifluorometil)piridin-2,3-diaminฤ (Intermediar 56). MS (ESI): masฤ calc. pentru C19H16F3N5, 371,1.
Exemplul 435: 3-(7-Cloro-1H-indazol-5-il)-2-(1-metoxietil)-5-(trifluorometil)-3H-imidazo[4,5-b]piridinฤ.
Compusul din titlu poate fi fฤcut รฎn mod analog cu Exemplul 117. MS (ESI): masฤ calc. pentru C17H13ClF3N5O, 395,1.
Exemplul 436: 6-Cloro-3-(7-cloro-1H-indazol-5-il)-2-(trifluorometil)-3H-imidazo[4,5-b]piridinฤ.
Compusul din titlu poate fi fฤcut รฎn mod analog cu Exemplul 134, Metoda B. MS (ESI): masฤ calc. pentru C14H6Cl2F3N5, 371,0.
Exemplul 437: 3-(7-Cloro-1H-indazol-5-il)-5-(trifluorometil)-2-(1,1,1-trifluoropropan-2-il)-3H-imidazo[4,5-b]piridinฤ.
Compusul din titlu poate fi fฤcut รฎn mod analog cu Exemplul 109, Metoda B. MS (ESI): masฤ calc. pentru C17H10ClF6N5, 433,0.
Exemplul 438: 5-(4-(Dimetilamino)-2-metil-1H-pirolo[2,3-b]piridin-1-il)-7-metilindolin-2-onฤ.
Compusul din titlu poate fi preparat รฎntr-un mod analog cu Exemplul 333. MS (ESI): masฤ calc. pentru C19H20N4O; 320,2.
Exemplul 439: 5-(4-(Azetidin-1-il)-2-metil-1H-pirolo[2,3-b]piridin-1-il)-7-metilindolin-2-onฤ.
Compusul din titlu poate fi preparat รฎntr-un mod analog cu Exemplul 333. MS (ESI): masฤ calc. pentru C20H20N4O; 332,2.
Exemplul 440: 5-(4-Metoxi-2-metil-1H-pirolo[2,3-b]piridin-1-il)-7-metilindolin-2-onฤ.
Compusul din titlu poate fi preparat รฎntr-un mod analog cu Exemplul 333. MS (ESI): masฤ calc. pentru C18H17N3O2; 307,1.
Exemplul 441: 5-(2,4-Dimetil-1H-pirolo[2,3-b]piridin-1-il)-7-metilindolin-2-onฤ.
Compusul din titlu poate fi preparat รฎntr-un mod analog cu Exemplul 333. MS (ESI): masฤ calc. pentru C18H17N3O; 291,1.
Exemplul 442: 2-(2-Cloro-4-piridil-3-(7-metil-1H-indazol-5-il-5-(trifluorometil) imidazo[4,5-b]piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 217. MS-ESI: masฤ calc. pentru C20H12ClF3N6, 428,1; m/z gฤsitฤ, [M+H]+ 429,1. 1H RMN (500 MHz, Acetonitril-d3) ฮด 8,42 (dd, J = 8,3, 0,8 Hz, 1H), 8,33 (dd, J = 5,2, 0,7 Hz, 1H), 8,15 (s, 1H), 7,86 (d, J= 8,3 Hz, 1H), 7,73 (dd, J = 1,7, 0,8 Hz, 1H), 7,64 (dd, J = 1,5, 0,7 Hz, 1H), 7,43 (dd, J = 5,2, 1,5 Hz, 1H), 7,22 (dd, J= 1,9, 1,0 Hz, 1H), 2,62 (s, 3H).
Exemplul 443: 2-(2-Bromo-4-piridil)-3-(7-metil-1H-indazol-5-il)-5-(trifluorometil) imidazo[4,5-b]piridinฤ.
Compusul din titlu a fost preparat รฎntr-un mod analog cu Exemplul 217. MS-ESI: masฤ calc. pentru C20H12BrF3N6, 472,0; m/z gฤsitฤ, [M+H]+473,1. 1H RMN (500 MHz, Acetonitril-d3) ฮด 8,42 (dd, J = 8,4, 0,8 Hz, 1H), 8,31 (dd, J = 5,2, 0,8 Hz, 1H), 8,15 (s, 1H), 7,86 (d, J = 8,3 Hz, 1H), 7,79 (dd, J = 1,5, 0,7 Hz, 1H), 7,73 (dd, J = 1,7, 0,8 Hz, 1H), 7,46 (dd, J= 5,2, 1,5 Hz, 1H), 7,22 (dt, J = 2,0, 1,0 Hz, 1H), 2,63 (s, 3H).
Exemplul 444: 2-(2-[19F]fluoro-4-piridil)-3-(7-metil-1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ.
La un flacon uscat la etuvฤ de 4 mL prevฤzut cu o mini-barฤ de agitare, s-a adฤugat soluลฃie de fluorurฤ de potasiu (2 ยตL, 0,1M aq, 5 mol%). S-a adฤugat acetonitril (1 mL x 3) ลi s-a co-evaporat la รฎncฤlzire ลi vid, pentru a รฎndepฤrta apa. S-au adฤugat 2-(2-bromo-4-piridil)-3-(7-metil-1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ (Exemplul 443, 2 mg, 0,004 mmol), 4,7,13,16,21,24-hexaoxa-1,10-diazabiciclo[8,8,8]-hexacosan (Kryptofix-222) (5 mg, 0,013 mmol), K2CO3 (1,7 mg, 0,012 mmol) ลi dimetil sulfonฤ (0,2 mL, anhidrฤ, ambalatฤ รฎn fiole). Flaconul a fost etanลat, ลi amestecul a fost plasat รฎntr-o baie de ulei pre-รฎncฤlzit (160 ยฐC) cu agitare energicฤ timp de 15 min. Amestecul a fost analizat prin HPLC-MS imediat dupฤ รฎndepฤrtare din baia de ulei. Conform analizei ESI-MS ลi a absorbลฃiei UV la 254 nm, reacลฃia de marcare a furnizat o conversie de 28% la compusul analog [F-19] al trasorului PET. Metoda HPLC Analiticฤ: Fenomenex Kinetex-18C 150x4,6 mm 5um; fazฤ mobilฤ: MeCN/Apฤ (adฤugรขnd TFA 0,05%); 0,75 mL/min; gradient metodฤ 0-1 min 5% MeCN, 1-15 min 5-95% MeCN, 15-17 min 95% MeCN, 17-18 min 95-5% MeCN, 18-20 min 5% MeCN. Identitฤลฃile produsului au fost confirmate cu detectorul MSD ataลat. Timpul de retenลฃie al fluorurii Standard de referinลฃฤ este 11,695 min; timpul de retenลฃie al precursorului de marcare este 12,231 min. Metoda HPLC preparativฤ pentru purificare imediatฤ a trasorului PET: Fenomenex Gemini-18C 150x4,6 mm 5um; fazฤ mobilฤ: MeCN/Apฤ (HCl 0,08% รฎn apฤ 45:55); 1 mL/min; timp de retenลฃie referinลฃฤ al fluorurii a fost eluat la 9,27min, ลi precursorul de marcare a fost eluat la 11,72 min.
Exemplul 445: 2-(2-[18F]fluoro-4-piridil)3-(7-metil-1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ.
[18F]Fuorura dintr-o fiolฤ de transport (obลฃinutฤ din instalaลฃia ciclotron) este transferatฤ ลi prinsฤ รฎntr-un cartuล cu schimbฤtori de ioni apoi eluatฤ รฎn vasul de reacลฃie (RV1) din modulul TRACERlabยฎ (platforma pentru producลฃie [18F]tracer) cu o soluลฃie de K2CO3 (1,24 mg) ลi Kryptofix 222 (10 mg) รฎn acetonitril/apฤ (1 mL, 8/2, v/v). Soluลฃia este la รฎnceput evaporatฤ prin รฎncฤlzire sub vid la 95 ยฐC ลi un curent de heliu, timp de 4 min. La VR1 se adaugฤ acetonitril (1 mL) ลi evaporarea este continuatฤ sub aceleaลi condiลฃii timp de 2 min. Dupฤ o a doua adฤugare de acetonitril (1 mL), evaporarea finalฤ este efectuatฤ la 95 ยฐC timp de 2 min sub vid ลi un curent de heliu. Reactorul este apoi rฤcit la 70 ยฐC. La vasul de reacลฃie se adaugฤ o soluลฃie din 2-(2-bromo-4-piridil)-3-(7-metil-1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ (Exemplul 443, 2 mg, 0,004 mmol) รฎn DMSO anhidru (0,8 mL). Amestecul de reacลฃie este รฎncฤlzit la 140 ยฐC timp de 10 min. Reactorul este rฤcit la 40 ยฐC ลi diluat cu faza mobilฤ a HPLC semi-preparativฤ (2 mL) ลi conลฃinutul este transferat รฎn vasul de reacลฃie 2 flacon cu รฎncฤrcare รฎn buclฤ (RV2). Reactorul este clฤtit cu acid clorhidric 0,1 M ลi clฤtirea este transferatฤ รฎn VR2. Conลฃinutul VR2 este transferat รฎn bucla injectorului HPLC pentru purificare. Purificarea (HPLC utilizรขnd coloanฤ semi-preparativฤ Fenomenex Luna 18C (2) (10 ยตm, 10 ร 250 mm). Coloanฤ eluatฤ cu un amestec de acetonitril/apฤ/acid clorhidric (1M), 50/50/0,03, v/v/v, la 4 mL/min) a dat compusul din titlu care este colectat รฎn Flaconul 1, conลฃinรขnd 20 mL de acid ascorbic diluat รฎn apฤ pentru injecลฃie (WFI) (10 mg/mL). Produsul radiomarcat diluat este trecut printr-un cartuล de extracลฃie tC18-fazฤ solidฤ ลi cartuลul este clฤtit cu 10 mL de acid ascorbic diluat รฎn WFI. Produsul radiomarcat este eluat din cartuลul de extracลฃie รฎn fazฤ solidฤ (SPE) cu 1,0 mL de etanol de puritate certificatฤ USP 200 รฎn balonul de formulare, pre-รฎncฤrcat cu 10 mL cu bazฤ de formulare. Cartuลul este clฤtit cu 4 mL cu bazฤ de formulare ลi clฤtirea este amestecatฤ cu conลฃinuturile balonului de formulare. Soluลฃia rezultatฤ este trecutฤ printr-un filtru de sterilizare cu membranฤ de 0,2 ยตm รฎntr-un flacon cu aerisire cu filtru, steril (flacon cu produs final, FPV).
Teste biologice
Testul fluxului de calciu
Acest test a fost utilizat pentru a testa compuลii pentru capacitatea lor de a inhiba activitatea receptorului AMPA dependent de TARP ฮณ8. Receptorul AMPA este un canal cationic neselectiv activat de glutamat. Receptorii de glutamat ionotropici รฎn mod normal se desensibilizeazฤ prea rapid pentru a permite influxul detectabil de calciu รฎntr-un test FLIPR (Strange et al. (2006). "Functional characterisation of homomeric ionotropic glutamate receptors GluR1 -GluR6 in a fluorescence-based high throughput screening assay." Comb Chem High Throughput Screen 9(2): 147-158). Comb Chem High Throughput Screen 9(2): 147-158). Dar, aceastฤ desensibilizare este incompletฤ, ลi rฤmรขne un curent substanลฃial constant รฎn prezenลฃa susลฃinutฤ a glutamatului (Cho et al. (2007). "Two families of TARP isoforms that have distinct effects on the kinetic properties of AMPA receptors and synaptic currents." Neuron 55(6): 890-904).
Un test in vitro a fost utilizat pentru a determina potenลฃa compuลilor testaลฃi ca inhibitori ai rฤspunsului la glutamat al canalului format de GluA1o-ฮณ8. Pentru a asigura o stoichiometrie 1:1 a subunitฤลฃilor GluA1o ลi ฮณ8 รฎn canalul exprimat, a fost utilizatฤ o fuziune a ADNc-urilor pentru GRIA1o ลi CACNG8. Dupฤ Shi et al (2009) "The stoichiometry of AMPA receptors and TARPs varies by neuronal cell type." Neuron 62(5): 633-640). Neuron 62(5): 633-640), C-terminal al ADNc pentru GRIA1o a fost fuzionat la N-terminal al ADNc pentru ฮณ8. Secvenลฃa linker a fost QQQQQQQQQQEFAT. Canale exprimate cu acest construct par sฤ aibฤ proprietฤลฃi similare canalelor formate prin co-exprimarea GRIA1o cu un exces de CACNG8 (Shi et al. 2009). O linie celularฤ clonalฤ รฎn celule HEK293 care exprimฤ stabil acest construct, cu un marker de selecลฃie geneticฤ, a fost generatฤ pentru utilizare รฎn acest test.
Celulele care exprimฤ constructul de fuziune GRIA1o-CACNG8 au fost crescute รฎntr-un monostrat รฎn plฤci de microtitrare cu 96 sau 384 de godeuri. Ele au fost spฤlate cu tampon de testare (NaCl 135 mM, KCl 4 mM, CaCl2 3 mM, MgCl2 1 mM, glucozฤ 5 mM, HEPES 10 mM, pH 7,4, mOs 300) utilizรขnd un spฤlฤtor de placฤ Biotek EL405. Celulele au fost apoi รฎncฤrcate cu un colorant sensibil la calciu (Calciu-5 sau Calciu-6, Molecular Devices) ลi compuลii testaลฃi la un interval de concentraลฃii. Fluxul de calciu dupฤ adฤugare de glutamat 15ยตM a fost monitorizat utilizรขnd un Molecular Devices FLIPR Tetra.
Fluorescenลฃa รฎn fiecare godeu a fost normalizatฤ la fluorescenลฃa godeurilor de control negativ ลi pozitiv. Godeurile de control negativ nu au avut compuลi adฤugaลฃi, iar godeurile de control pozitiv au fost incubate cu CP465022 10ยตM (un antagonist AMPA al Receptorului neselectiv la subtip) (Lazzaro et al. (2002). "Functional characterization of CP-465,022, a selective, noncompetitive AMPA receptor antagonist" Neuropharmacology 42(2): 143-153). Rฤspunsurile la glutamat ca funcลฃii de concentraลฃiile compusului testat au fost fitate la o funcลฃie logisticฤ cu patru parametri. Parametrul fitat corespunzฤtor punctului de mijloc a fost considerat a fi potenลฃa de inhibare a compusului. Datele din Tabelul 4 de mai jos ilustreazฤ potenลฃa observatฤ pentru compuลii descriลi รฎn acest document. pIC50 se referฤ la negativul log din IC50 รฎn concentraลฃii molare.
Utilizรขnd un protocol similar, compuลii au fost testaลฃi de asemenea pentru capacitatea lor pentru a inhiba activitatea receptorului AMPA dependent de TARP ฮณ2. Compuลii care au fost testaลฃi pentru activitatea receptorului AMPA dependent de TARP ฮณ2 au avut valori pIC50 mai mici de 6.
Tabelul 4.
Ex. # Denumire Compus pIC50 1 3-(1H-Indazol-5-il)-2-fenil-5-(trifluorometil)-3H-imidazo[4,5-b]piridinฤ; 9,4 2 3-(1H-Indazol-5-il)-2-fenil-imidazo[4,5-b]piridinฤ; 7,3 3 3-(1H-Indazol-5-il)-5-metil-2-fenil-imidazo[4,5-b]piridinฤ; 9,1 4 2-(4-Fluorofenil)-3-(1H-indazol-5-il)-5-metil-imidazo[4,5-b]piridinฤ; 9,0 5 2-(4-Fluorofenil)-3-(1H-indol-5-il)-5-metoxi-imidazo[4,5-b]piridinฤ; 7,4 6 5-[2-(4-Fluorofenil)-5-metoxi-imidazo[4,5-b]piridin-3-il]indolin-2-onฤ; 7,4 7 5-Cloro-2-(4-fluorofenil)-3-(1H-indazol-5-il)imidazo[4,5-b]piridinฤ; 8,7 8 2-(2-Clorofenil)-3-(1H-indazol-5-il)-5-metil-imidazo[4,5-b]piridinฤ; 7,2 9 3-(1H-Indazol-5-il)-6-metil-2-fenil-imidazo[4,5-b]piridinฤ; 7,6 10 5-Cloro-3-(1H-indazol-5-il)-2-fenil-imidazo[4,5-b]piridinฤ; 9,0 11 5-Cloro-2-ciclopentil-3-(1H-mdazol-5-il)imidazo[4,5-b]piridinฤ; 8,0 12 5-(5-Metil-2-fenil-imidazo[4,5-b]piridin-3-il)indazol-1-carboxilat de terลฃ-butil; 7,7 13 3-(1H-Indol-5-il)-2-fenil-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 8,7 14 6-[2-Fenil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzotiazol-2-onฤ; 9,8 15 6-(5-Fluoro-2-fenil-imidazo[4,5-b]piridin-3-il)-3H-1,3-benzotiazol-2-onฤ; 8,5 16 6-[2-(4-Fluorofenil)-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzotiazol-2-onฤ; 9,2 17 6-(5-Metil-2-fenil-imidazo[4,5-b]piridin-3-il)-3H-1,3-benzotiazol-2-onฤ; 9,3 18 6-(5-Metoxi-2-fenil-imidazo[4,5-b]piridin-3-il)-3H-1,3-benzotiazol-2-onฤ; 8,4 19 6-[2-terลฃ-Butil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzotiazol-2-onฤ; 8,9 20 6-[2-(4-Fluorofenil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzatiazol-2-onฤ; 8,3 21 5-[2-(4-Fluorofenil)imidazo[4,5-b]piridin-3-il]-1,3-dihidrobenzimidazol-2-onฤ; 8,0 22 2-(4-Fluorofenil)-3-(1H-indazol-5-il)imidazo[4,5-b]piridinฤ; 7,5 23 5-[2-(4-Fluorofenil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ; 7,6 24 6-[2-(4-Fluorofenil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzoxazol-2-onฤ; 6,5 25 6-(2-Fenilimidazo[4,5-b]piridin-3-il)-3H-1,3-benzotiazol-2-onฤ; 8,0 26 3-(1H-Indol-5-il)-2-fenil-imidazo[4,5-b]piridinฤ; 6,3 27 6-[2-(4-Fluorofenil)-5-metil-imidazo[4,5-b]piridin-3-il]-3H-1,3-benzotiazol-2-onฤ; 9,1 28 6-[2-(6-Fluoro-3-piridil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzotiazol-2-onฤ; 6,6 29 6-[2-(2-Fluoro-4-piridil)-5-metil-imidazo[4,5-b]piridin-3-il]-3H-1,3-benzotiazol-2-onฤ; 8,6 30 6-[5-Cloro-2-(4-fluorofenil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzotiazol-2-onฤ; 9,7 31 6-[2-(2-Fluoro-4-piridil)-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzotiazol-2-onฤ; 9,6 32 6-(5-Bromo-2-fenil-imidazo[4,5-b]piridin-3-il)-3H-1,3-benzotiazol-2-onฤ; 9,3 33 5-[2-(4-Fluorofenil)-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ; 9,2 34 5-(2-Fenilimidazo[4,5-b]piridin-3-il)indolin-2-onฤ; 7,9 35 5-[2-(4-Fluorofenil)-5-metil-imidazo[4,5-b]piridin-3-il]indolin-2-onฤ; 8,5 36 5-[2-Fenil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ; 9,4 37 5-[5-Fluoro-2-(4-fluorofenil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ; 8,2 38 5-[2-Izopropil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ; 9,0 39 6-[2-Ciclopentil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzotiazol-2-onฤ; 9,7 40 6-[2-Ciclohexil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzotiazol-2-onฤ; 9,8 41 6-[2-Ciclopropil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzotiazol-2-onฤ; 9,4 42 6-[2-Tetrahidropiran-4-il-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzotiazol-2-onฤ; 7,4 43 2-Ciclopropil-3-(1H-mdazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 8,7 44 6-[2-Etil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzotiazol-2-onฤ; 9,4 45 6-[2-Izopropil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzotiazol-2-onฤ; 9,4 46 6-[2-Metil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzotiazol-2-onฤ; 8,2 47 5-[2-Metil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ; 7,2 48 5-[2-Ciclohexil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ; 9,2 49 5-[2-Ciclobutil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ; 9,5 50 5-[2-Tetrahidropiran-4-il-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ; 7,2 51 5-[2-Izobutil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ; 8,0 52 (racemic)-5-[2-Tetrahidrofuran-3-il-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ; 7,7 53 5-[5-(Trifluorometil)-2-(3,3,3-trifluoropropil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ; 7,1 54 5-[2-(Ciclopentilmetil)-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ; 8,2 55 5-[2-Ciclopropil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ; 8,1 56 5-[2-Benzil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ; 57 5-[2-(Pirazin-2-ilmetil)-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ; 4,8 58 2-Ciclopentil-3-(1H-indol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 7,9 59 2-terลฃ-Butil-3-(1H-indol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 6,6 60 5-[2-Ciclopentil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ; 8,7 61 5-[2-terลฃ-Butil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ; 7,9 62 4-[2-(4-Fluorofenil)-3-(1H-indazol-5-il)imidazo[4,5-b]piridin-7-il]morfolinฤ; 8,2 63 5-[2-(4-Fluorofenil)-7-morfolino-imidazo[4,5-b]piridin-3-il]indolin-2-onฤ; 8,5 64 6-[2-Fenil-5-(1-piperidil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzotiazol-2-onฤ; 8,3 65 6-(5-Morfolino-2-fenil-imidazo[4,5-b]piridin-3-il)-3H-1,3-benzotiazol-2-onฤ; 6,5 66 6-[5-(Dimetilamino)-2-fenil-imidazo[4,5-b]piridin-3-il]-3H-1,3-benzotiazol-2-onฤ; 7,9 67 6-(5-(Difluorometil)-2-fenil-3H-imidazo[4,5-b]piridin-3-il)benzo[d]tiazol-2(3H)-onฤ; 10,0 68 6-[2-[4-(Difluorometil)fenil]imidazo[4,5-b]piridin-3-il]-3H-1,3-benzotiazol-2-onฤ; 7,6 69 6-[7-(Difluorometil)-2-fenil-imidazo[4,5-b]piridin-3-il]-3H-1,3-benzotiazol-2-onฤ; 8,9 70 6-(7-Izopropil-2-fenil-imidazo[4,5-b]piridin-3-il)-3H-1,3-benzotiazol-2-onฤ; 9,2 71 6-(2-(4-Fluorofenil)-5-(hidroximetil)-3H-imidazo[4,5-b]piridin-3-il)benzo[d]tiazol-2(3H)-onฤ; 7,4 72 6-(2-(4-Fluorofenil)-7-hidroxi-5-metil-3H-imidazo[4,5-b]piridin-3-il)benzo[d]tiazol-2(3H)-onฤ; 7,6 73 5-(2-(3-Hidroxipropil)-5-(trifluorometil)-3H-imidazo[4,5-b]piridin-3-il)indolin-2-onฤ; 5,9 74 5-(2-Ciclobutil-5-metil-imidazo[4,5-b]piridin-3-il)indolin-2-onฤ; 7,8 75 5-(2-Etil-5-metil-imidazo[4,5-b]piridin-3-il)indolin-2-onฤ; 6,6 76 5-[2-(3-Metiloxetan-3-il)-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ; 6,3 77 5-[2-(2-Metoxietil)-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ; 6,6 78 2-Ciclobutil-5-ciclopropil-3-(1H-indazol-5-il)imidazo[4,5-b]piridinฤ; 9,8 79 5-Ciclopropil-3-(1H-indazol-5-il)-2-izopropil-imidazo[4,5-b]piridinฤ; 8,7 80 6-[2-Ciclobutil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzoxazol-2-onฤ; 8,7 81 Azetidin-1-il-[3-(1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridin-2-il]metanonฤ; 6,3 82 6-[5-Amino-2-(4-fluorofenil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzotiazol-2-onฤ; 7,2 83 5-[2-(1-Etilpropil)-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ; 7,2 84 5-(2-Izopropil-5-metil-imidazo[4,5-b]piridin-3-il)indolin-2-onฤ; 7,2 85 3-(1H-Indazol-5-il)-N-fenil-5-(trifluorometil)imidazo[4,5-b]piridin-2-carboxamidฤ; 7,1 86 5-Ciclopropil-2-(4-fluorofenil)-3-(1H-indazol-5-il)imidazo[4,5-b]piridinฤ; 9,1 87 5-(2-Ciclopropil-5-metil-imidazo[4,5-b]piridin-3-il)indolin-2-onฤ; 7,1 88 5-[2,5-Bis(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ; 8,8 89 3-(1H-Indazol-5-il)-2,5-bis(trifluorometil)imidazo[4,5-b]piridinฤ; 8,9 90 2-(Difluorometil)-3-(1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 8,5 91 3-(1H-Indazol-5-il)-2-(2-tienil)-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 8,4 92 2-(2-Furil)-3-(1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 8,3 93 5-[2-(1,1-Difluoroetil)-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ; 8,1 94 5-[2-(Difluorometil)-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ; 7,3 95 5-(5-Cloro-2-ciclopropil-imidazo[4,5-b]piridin-3-il)indolin-2-onฤ; 7,4 96 (racemic)-5-[2-sec-Butil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ; 8,2 97 5-[2-(2,2-Dimetilpropil)-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ; 6,6 98 3-(1H-Indazol-5-il)-2-metil-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 7,2 99 5-[2-Etil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ; 7,9 100 (racemic)-3-(1H-Indazol-5-il)-2-tetrahidrofuran-3-il-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 6,6 101 3-(1H-Indazol-5-il)-2-izobutil-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 7,6 102 (racemic)-3-(1H-Indazol-5-il)-2-sec-butil-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 8,0 103 2-Ciclobutil-3-(1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 8,8 104 2-Ciclopentil-3-(1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 8,3 105 2-Etil-3-(1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 8,1 106 5-[2-Ciclopropil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-1,3-dihidrobenzimidazol-2-onฤ; 8,6 107 6-[2-Ciclopropil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzoxazol-2-onฤ; 7,8 108 2-terลฃ-Butil-3-(1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 7,7 109 3-(1H-Indazol-5-il)-2-izopropil-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 9,6 110 2-(4-Fluorofenil)-3-(1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 9,5 111 6-(5-Hidroxi-2-fenil-imidazo[4,5-b]piridin-3-il)-3H-1,3-benzotiazol-2-onฤ; 7,8 112 2-(4-Fluorofenil)-3-(1H-pirazolo[3,4-b]piridin-5-il)imidazo[4,5-b]piridinฤ; 6,4 113 3-(1H-Indazol-5-il)-2-(2,2,2-trifluoroetil)-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 6,6 114 2-Etoxi-3-(1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 7,9 115 1-[3-(1H-Indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridin-2-il]ciclopropanol; 6,7 116 2-(1,1-Difluoroetil)-3-(1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 8,7 117 (R/S)-2-(1-fluoroetil)-3-(1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 8,3 118 5-terลฃ-Butil-2-(4-fluorofenil)-3-(IH-indazol-5-il)imidazo[4,5-b]piridinฤ; 9,8 119 2-Ciclobutil-3-(1H-indazol-5-il)-5-izopropil-imidazo[4,5-b]piridinฤ; 10,5 120 2-(4-Fluorofenil)-3-(1H-indazol-5-il)-5-izopropil-imidazo[4,5-b]piridinฤ; 10,3 121 2-(4-Fluoro-3-metil-fenil)-3-(1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 9,3 122 3-(1H-Indazol-5-il)-2-(m-tolil)-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 9,5 123 3-(1H-Indazol-5-il)-2-(p-tolil)-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 8,4 124 3-(1H-Indazol-5-il)-2-(4-piridil)-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 7,9 125 5-Ciclopropil-3-(1H-indazol-5-il)-2-(trifluorometil)imidazo[4,5-b]piridinฤ; 9,1 126 3-(1H-Indazol-5-il)-N,N-dimetil-5-(trifluorometil)imidazo[4,5-b]piridin-2-carboxamidฤ; 6,1 127 3-(1H-Indazol-5-il)-N-metil-5-(trifluorometil)imidazo[4,5-b]piridin-2-carboxamidฤ; 6,1 128 N-Ciclopropil-3-(1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridin-2-carboxamidฤ; 6,3 129 3-(1H-Indazol-5-il)-2-metoxi-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 7,8 130 N-Etil-3-(1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridin-2-aminฤ; 7,0 131 N-Ciclohexil-3-(1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridin-2-aminฤ; 6,8 132 6-[2-Ciclobutil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzotiazol-2-onฤ; 10,2 133 6-(2-Ciclobutil-5-metil-7-morfolino-imidazo[4,5-b]piridin-3-il)-3H-1,3-benzotiazol-2-onฤ; 9,0 134 6-[2,5-Bis(trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzotiazol-2-onฤ; 10,1 135 6-(2-Ciclopropil-7-metil-imidazo[4,5-b]piridin-3-il)-3H-1,3-benzotiazol-2-onฤ; 7,1 136 6-(2-Ciclopropil-5-metil-7-morfolino-imidazo[4,5-b]piridin-3-il)-3H-1,3-benzotiazol-2-onฤ; 8,3 137 5-Cloro-2-ciclobutil-3-(1H-indazol-5-il)-7-metil-imidazo[4,5-b]piridinฤ; 9,3 138 3-(7-Bromo-1H-indazol-5-il)-2-ciclobutil-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 10,7 139 5-[5-Metil-2-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ; 7,4 140 5-[2-Ciclopropil-5-(difluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ; 8,6 141 5-[5-(Difluorometil)-2-izopropil-imidazo[4,5-b]piridin-3-il]indolin-2-onฤ; 8,9 142 6-[5-Metil-2-(trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzotiazol-2-onฤ; 8,8 143 6-(2-Ciclopropil-5-metil-imidazo[4,5-b]piridin-3-il)-3H-1,3-benzotiazol-2-onฤ; 9,0 144 6-(2-Izopropil-5-metil-imidazo[4,5-b]piridin-3-il)-3H-1,3-benzotiazol-2-onฤ; 8,8 145 6-(2-Ciclobutil-5-metil-imidazo[4,5-b]piridin-3-il)-3H-1,3-benzotiazol-2-onฤ; 9,6 146 5-[2-(1,1-Difluoroetil)-5-metil-imidazo[4,5-b]piridin-3-il]indolin-2-onฤ; 7,4 147 2-Ciclopropil-3-(1H-indazol-5-il)-5-metil-imidazo[4,5-b]piridinฤ; 8,0 148 3-(1H-Indazol-5-il)-2-izopropil-5-metil-imidazo[4,5-b]piridinฤ; 8,1 149 2-Ciclobutil-3-(1H-indazol-5-il)-5-metil-imidazo[4,5-b]piridinฤ; 9,1 150 6-[2-(1,1-Difluoroetil)-5-metil-imidazo[4,5-b]piridin-3-il]-3H-1,3-benzotiazol-2-onฤ; 8,8 151 3-(1H-Indazol-5-il)-5-metil-2-(trifluorometil)imidazo[4,5-b]piridinฤ; 7,9 152 2-(1,1-Difluoroetil)-3-(1H-indazol-5-il)-5-metil-imidazo[4,5-b]piridinฤ; 7,4 153 5-[5-(Difluorometil)-2-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ; 8,6 154 5-[2-(1,1-Difluoroetil)-5-(difluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ; 8,3 155 2-(4-Fluorofenil)-3-(1H-indol-5-il)-5-metilsulfanil-imidazo[4,5-b]piridinฤ; 7,4 156 3-(1H-Indazol-5-il)-2-fenil-imidazo[4,5-b]piridin-5-ol; 7,6 157 2-Ciclopropil-3-(1H-indazol-5-il)-5-mefhoxi-imidazo[4,5-b]piridinฤ; 7,9 158 6-[2-Etil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzoxazol-2-onฤ; 7,5 159 6-[2-Izopropil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzoxazol-2-onฤ; 7,8 160 6-[2-Tetrahidropiran-4-il-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzoxazol-2-onฤ; 6,0 161 (R/S)-6-[2-Tetrahidrofuran-3-il-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzoxazol-2-onฤ; 6,5 162 6-[2-(Etoximetil)-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzoxazol-2-onฤ; 6,2 163 6-[2-terลฃ-Butil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzoxazol-2-onฤ; 6,8 164 5-[2-(2-Fluoro-4-piridil)-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ; 8,9 165 2-(2-Fluoro-4-piridil)-3-(1H-indazol-5-il)-5-(trifluorometil)imidazo[4, 5-b]piridinฤ; 8,8 166 5-[2-(3-Fluorociclobutil)-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ; 8,0 167 (R)-3-(1H-Indazol-5-il)-2-sec-butil-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 8,7 168 (S)-3-(1H-Indazol-5-il)-2-sec-butil-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 8,2 169 2-(5-Fluoro-2-piridil)-3-(1H-indazol-5-il)-5-(trifluorometil)imidazo[4, 5-b]piridinฤ; 8,5 170 3-(1H-Indazol-5-il)-5-izopropil-2-(trifluorometil)imidazo[4,5-b]piridinฤ; 9,2 171 5-terลฃ-Butil-3-(1H-indazol-5-il)-2-(trifluorometil)imidazo[4,5-b]piridinฤ; 8,5 172 3-(1H-Indazol-5-il)-N-izopropil-5-(trifluorometil)imidazo[4,5-b]piridin-2-carboxamidฤ; 5,4 173 [3-(1H-Indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridin-2-il]-pirolidin-1-il-metanonฤ; 5,0 174 2-(4-Fluorofenil)-3-(1H-indol-5-il)imidazo[4,5-b]piridinฤ; 175 4-[2-(4-Fluorofenil)-3-(1H-indol-5-il)imidazo[4,5-b]piridin-7-il]morfolinฤ; 176 3-(1H-Indazol-5-il)-2-[4-(trifluorometil)fenil]imidazo[4,5-b]piridinฤ; 5,0 177 3-(1H-Indazol-5-il)-2-[4-(trifluorometoxi)fenil]imidazo[4,5-b]piridinฤ; 4,9 178 5-[2-[4-(Trifluorometil)fenil]imidazo[4,5-b]piridin-3-il]indolin-2-onฤ; 5,5 179 3-[3-(2-Oxoindolin-5-il)-5-(trifluorometil)imidazo[4,5-b]piridin-2-il]azetidin-1-carboxilat de terลฃ-butil; 5,5 180 5-[2-(Azetidin-3-il)-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ; 5,7 181 5-(2,5-Dimetilimidazo[4,5-b]piridin-3-il)indolin-2-onฤ; 5,6 182 2-Ciclopentil-3-(1H-indol-5-il)-5-piperazin-1-il-imidazo[4,5-b]piridinฤ; 183 3-[3-(2-Oxoindolin-5-il)-5-(trifluorometil)imidazo[4,5-b]piridin-2-il]propanoat de metil; 5,7 184 3-(7-Bromo-1H-indazol-5-il)-2-izopropil-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 11,0 185 6-(2-Ciclobutil-5-(trifluorometil)-3H-imidazo[4,5-b]piridin-3-il)-3-metilbenzo[d]tiazol-2(3H)-onฤ; 7,0 186 3-(7-3H-IH-indazol-5-il)-2-izopropil-5-(trifluorometil)-3H-imidazo[4,5-b]piridinฤ; 187 3-(7-Bromo-1H-indazol-5-il)-2,5-bis(trifluorometil)imidazo[4,5-b]piridinฤ; 11,0 188 3-(7-Fenil-1H-indazol-5-il)-2,5-bis(trifluorometil)-3H-imidazo[4,5-b]piridinฤ; 6,5 189 2,5-Bis(trifluorometil)-3-(7-vinil-1H-indazol-5-il)-3H-imidazo[4,5-b]piridinฤ; 10,4 190 6-(5-(Trifluorometil)-3H-imidazo[4,5-b]piridin-3-il)benzo[d]tiazol-2(3H)-onฤ; 6,5 191 3-(3-Fluoro-1H-indazol-5-il)-2-izopropil-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 8,4 192 5-Cloro-3-(1H-indazol-5-il)-2-(trifluorometil)imidazo[4,5-b]piridinฤ; 8,6 193 5-Etil-3-(1H-indazol-5-il)-2-(trifluorometil)imidazo[4,5-b]piridinฤ; 8,8 194 3-(7-Metil-1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 7,7 195 2-(4-Fluorofenil)-3-(7-metil-1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 10,9 196 2-Etoxi-3-(3-fluoro-1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 7,6 197 2-Ciclopropil-3-(3-fluoro-1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 8,2 198 2-Izopropil-3-(7-metil-1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 10,5 199 3-(7-Cloro-1H-indazol-5-il)-2-(trifluorometil)imidazo[4,5-b]piridinฤ; 8,7 200 3-(7-Cloro-H-indazol-5-il)-2-izopropil-imidazo[4,5-b]piridinฤ; 8,2 201 3-(1H-indazol-5-il)-7-metil-2-(trifluorometil)imidazo[4,5-b]piridinฤ; 7,0 202 3-(7-Cloro-1H-indazol-5-il)-7-metil-2-(trifluorometil)imidazo[4,5-b]piridinฤ; 9,2 203 7-Metil-3-(7-metil-1H-indazol-5-il)-2-(trifluorometil)imidazo[4,5-b]piridinฤ; 8,3 204 3-(1H-pirazolo[3,4-b]piridin-5-il)-2,5-bis(trifluorometil)imidazo[4,5-b]piridinฤ; 7,9 205 3-(7-Oxido-1H-pirazolo[3,4-b]piridin-7-iu-5-il)-2,5-bis(trifluorometil)imidazo[4,5-b]piridinฤ; 6,4 206 6-[5-(Difluorometil)-2-(trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzotiazol-2-onฤ; 9,5 207 3-(7-Cloro-1H-indazol-5-il)-2,5-bis(difluorometil)imidazo[4,5-b]piridinฤ; 10,2 208 5-Ciclobutil-3-(1H-indazol-5-il)-2-(trifluorometil)imidazo[4,5-b]piridinฤ; 9,8 209 5-(2-Etil-5-metil-imidazo[4,5-b]piridin-3-il)indolin-2,3-dionฤ; 210 5-(Difluorometil)-3-(1H-indazol-5-il)-2-izopropil-imidazo[4,5-b]piridinฤ; 9,2 211 5-(1,1-Difluoroetil)-3-(1H-indazol-5-il)-2-izopropil-imidazo[4,5-b]piridinฤ; 8,3 212 2,5-Bis(difluorometil)-3-(7-metil-1H-indazol-5-il)imidazo[4,5-b]piridinฤ; 10,1 213 2-(2-Fluoro-4-piridil)-5-metil-3-(7-metil-1H-indazol-5-il)imidazo[4,5-b]piridinฤ; 9,3 214 N-(2-Fluoroetil)-2-izopropil-N-metil-3-(7-metil-1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridin-7-aminฤ; 9,8 215 5-[2-(2-Fluoro-4-piridil)-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2,3-dionฤ; 5,8 216 3-[3-(2,3-Dioxoindolin-5-il)-5-(trifluorometil)imidazo[4,5-b]piridin-2-il]propanoat de metil; NT 217 2-(2-Fluoro-4-piridil)-3-(7-metil-1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 10,3 218 3-(7-Cloro-1H-indazol-5-il)-7-(2-fluoroetoxi)-2,5-bis(trifluorometil)imidazo[4,5-b]piridinฤ; 10,3 219 (E)-3-(5-(2,5-Bis(trifluorometil)-3H-imidazo[4,5-b]piridin-3-il)-1H-indazol-7-il)prop-2-en-1-ol; 7,8 220 3-(5-(2,5-Bis(trifluorometil)-3H-imidazo[4,5-b]piridin-3-il)- 1H-indazol-7-il)propan-1-ol; 6,8 221 3-(7-Propil-1H-indazol-5-il)-2,5-bis(trifluorometil)-3H-imidazo[4,5-b]piridinฤ; 9,9 222 (E)-3-(3-(7-Metil-1H-indazol-5-il)-2-(trifluorometil)-3H-imidazo[4,5-b]piridm-5-il)prop-2-en-1-ol; 7,5 223 3-(3-(7-Metil-1H-indazol-5-il)-2-(trifluorometil)-3H-imidazo[4,5-b]piridin-5-il)propan-1-ol; 7,0 224 3-(7-Metil-1H-indazol-5-il)-5-propil-2-(trifluorometil)-3H-imidazo[4,5-b]piridinฤ; 9,8 225 4-[3-(1H-Indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridin-2-il]piridin-2-ol; 6,6 226 3-(1H-Indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 6,4 227 3-(7-Cloro-1H-indazol-5-il)-2-ciclopropil-5-(difluorometil)imidazo[4,5-b]piridinฤ; 10,3 228 5-(Difluorometil)-2-(4-fluorofenil)-3-(7-metil-1H-indazol-5-il)imidazo[4,5-b]piridinฤ; 10,8 229 3-(7-Cloro-1H-indazol-5-il)-5-(difluorometil)-2-(4-fluorofenil)imidazo[4,5-b]piridinฤ; 11,2 230 6-[7-Morfolino-2,5-bis(trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzotiazol-2-onฤ; 9,0 231 4-[3-(1H-Indazol-5-il)-2,5-bis(trifluorometil)imidazo[4,5-b]piridin-7-il]morfolinฤ; 8,4 232 2-(1,1-DiHuoropropil)-3-(1H-mdazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 7,8 233 6-[2-(1,1,2,2,2-Pentafluoroetil)-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzotiazol-2-onฤ; 9,5 234 6-[2-(Difluorometil)-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzotiazol-2-onฤ; 10,1 235 6-[2-(Difluorometil)-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzoxazol-2-onฤ; 7,2 236 6-[2,5-Bis(trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzoxazol-2-onฤ; 8,2 237 3-(3-Fluoro-1H-indazol-5-il)-2,5-bis(trifluorometil)imidazo[4,5-b]piridinฤ; 8,6 238 5-(Difluorometil)-3-(1H-indazol-5-il)-2-(trifluorometil)imidazo[4,5-b]piridinฤ; 9,4 239 6-[2-Metoxi-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzotiazol-2-onฤ; 8,7 240 6-[2-Etoxi-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzotiazol-2-onฤ; 9,0 241 2-Metoxi-3-(7-metil-1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 9,4 242 2-Etoxi-3-(7-metil-1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 9,4 243 5-[2-Etoxi-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ; 7,8 244 5-[2-Metoxi-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ; 7,4 245 3-(1H-Indazol-5-il)-2-(metilsulfonilmetil)-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 6,5 246 2-(3-Fluorociclobutil)-3-(7-metil-1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 9,9 247 2-(3-Fluorociclobutil)-3-(7-metil-1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 10,2 248 3-(7-Cloro-1H-indazol-5-il)-2-(3-fluorociclobutil)-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 9,8 249 3-(7-Cloro-1H-indazol-5-il)-2-(3-fluorociclobutil)-5-metil-imidazo[4,5-b]piridinฤ; 9,3 250 3-(7-Cloro-1H-indazol-5-il)-2-(3-fluorociclobutil)-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 10,5 251 2-(1-Metoxi-1-metil-etil)-3-(7-metil-1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 8,6 252 2-(1,1-Difluoroetil)-3-(7-metil-1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 9,8 253 2-(1-Fluoro-1-metil-etil)-3-(7-metil-1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 9,7 254 3-(7-Cloro-1H-mdazol-5-il)-2-(1-fluoro-1-metil-etil)-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 10,2 255 2-Ciclopropil-3-(7-metil-1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 10,5 256 (*R)-2-(1-Fluoroetil)-3-(7-metil-1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 10,1 257 (*S)-2-(1-Fluoroetil)-3-(7-metil-1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 10,3 258 3-(7-Cloro-1H-indazol-5-il)-2-(1-fluorociclopropil)-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 10,2 259 2-(1-Fluorociclopropil)-3-(7-metil-1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 10,1 260 3-(1H-Indazol-5-il)-N-izopropil-N-metil-5-(trifluorometil)imidazo[4,5-b]piridin-2-carboxamidฤ; NT 261 2-(2-Cloro-4-piridil)-3-(7-metil-1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ; NT 262 2-(2-Bromo-4-piridil)-3-(7-metil-1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ; NT 263 5-(Difluorometil)-2-(2-fluoro-4-piridil)-3-(7-metil-1H-mdazol-5-il)imidazo[4,5-b]piridinฤ; 9,8 264 3-(7-Cloro-1H-indazol-5-il)-5-(difluorometil)-2-(2-fluoro-4-piridil)imidazo[4,5-b]piridinฤ; 10,0 265 3-(4-Cloro-1H-indazol-6-il)-2,5-bis(trifluorometil)imidazo[4,5-b]piridinฤ; 6,9 266 6-[2-(1,1-Difluoroetil)-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzotiazol-2-onฤ; 10,0 267 3-(7-Cloro-1H-indazol-5-il)-2-(1,1-difluoroetil)-5-(trifluorometil)imidazo[4, 5-b]piridinฤ; 10,8 268 3-(7-Cloro-1H-indazol-5-il)-5-metil-2-(trifluorometil)imidazo[4,5-b]piridinฤ; 10,2 269 3-(7-Cloro-1H-indazol-5-il)-5-(difluorometil)-2-izopropil-imidazo[4,5-b]piridinฤ; 10,5 270 3-(7-Cloro-1H-indazol-5-il)-2,5-bis(trifluorometil)imidazo[4,5-b]piridinฤ; 10,7 271 5-[2,5-Bis(trifluorometil)imidazo[4,5-b]piridin-3-il]-7-cloro-indolin-2-onฤ; 9,7 272 7-Cloro-5-[2-(difluorometil)-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ; 9,7 273 5-(Difluorometil)-2-izopropil-3-(7-metil-1H-indazol-5-il)imidazo[4,5-b]piridinฤ; 10,2 274 3-(7-Cloro-1H-indazol-5-il)-5-(difluorometil)-2-metil-imidazo[4,5-b]piridinฤ; 9,5 275 5-[2,5-Bis(trifluorometil)imidazo[4,5-b]piridin-3-il]-7-metil-indolin-2-onฤ; 9,9 276 5-[2-(1,1-Difluoroetil)-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-7-metil-indolin-2-onฤ; 9,7 277 3-(7-Cloro-1H-indazol-5-il)-2-(difluorometil)-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 10,2 278 3-(7-Cloro-1H-indazol-5-il)-2-(difluorometil)-5-metil-imidazo[4,5-b]piridinฤ; 8,5 279 3-(7-Cloro-1H-indazol-5-il)-6-fluoro-2-(trifluorometil)imidazo[4,5-b]piridinฤ; 8,9 280 3-(7-Bromo-1H-indazol-5-il)-2-(difluorometil)-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 10,8 281 6-[2,5-Bis(trifluorometil)imidazo[4,5-b]piridin-3-il]-4-metil-3H-1,3-benzotiazol-2-onฤ; 10,2 282 6-[2,5-Bis(trifluorometil)imidazo[4,5-b]piridin-3-il]-4-cloro-3H-1,3-benzotiazol-2-onฤ; 10,5 283 6-[2,5-Bis(trifluorometil)imidazo[4,5-b]piridin-3-il]-4-fluoro-3H-1,3-benzoxazol-2-onฤ; 8,6 284 5-[2,5-bis(Trifluorometil)imidazo[4,5-b]piridin-3-il]-1H-indazol-7-carboxilat de metil; 6,9 285 5-[2-(Difluorometil)-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-1H-indazol-7-carboxilat de metil; 6,6 286 2-(Difluorometil)-3-(7-metil-1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 10,3 287 5-[2-(Difluorometil)-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-7-metil-indolin-2-onฤ; 9,8 288 5-[2-(Difluorometil)-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-7-fluoro-indolin-2-onฤ; 8,2 289 3-(4-Metil-1H-indazol-6-il)-2,5-bis(trifluorometil)imidazo[4,5-b]piridinฤ; 8,4 290 6-[2,5-Bis(trifluorometil)imidazo[4,5-b]piridin-3-il]-4-bromo-3H-1,3-benzoxazol-2-onฤ; 9,7 291 3-(1H-Indazol-6-il)-2,5-bis(trifluorometil)imidazo[4,5-b]piridinฤ; 7,2 292 5-[2,5-Bis(trifluorometil)imidazo[4,5-b]piridin-3-il]-1,3-dihidropirolo[2,3-b]piridin-2-onฤ; 8,1 293 3-(1H-Pirolo[2,3-b]piridin-5-il)-2,5-bis(trifluorometil)imidazo[4,5-b]piridinฤ; 7,4 294 3-(7-Metil-1H-indazol-5-il)-2,5-bis(trifluorometil)imidazo[4,5-b]piridinฤ; 10,7 295 5-[2,5-Bis(trifluorometil)imidazo[4,5-b]piridin-3-il]-1H-indazol-3-carbonitril; 7,4 296 5-[2-(Difluorometil)-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-1H-indazol-3-ol; 6,8 297 6-[2-Ciclopropil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ; 6,0 298 3-(3-Bromo-1H-indazol-5-il)-2-izopropil-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 7,1 299 7-Cloro-5-[2-izopropil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ; 9,7 300 3-(7-Cloro-1H-indazol-5-il)-6-fluoro-2-izopropil-imidazo[4,5-b]piridinฤ; 8,6 301 5-[2-Izopropil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-1,3-dihidropirolo[2,3-b]piridin-2-onฤ; 7,5 302 2-Izopropil-3-(1H-pirazolo[3,4-b]piridin-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 7,4 303 2-Izopropil-3-(1H-pirolo[2,3-b]piridin-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 7,5 304 3-(7-Alil-1H-indazol-5-il)-2,5-bis(trifluorometil)-3H-imidazo[4,5-b]piridinฤ; 7,2 305 3-(7-(Prop-1-en-2-il)-1H-indazol-5-il)-2,5-bis(trifluorometil)-3H-imidazo[4,5-b]piridinฤ; 10,7 306 3-(7-Cloro-1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 8,6 307 3-(7-Cloro-1H-indazol-5-il)-2-ciclopropil-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 11,3 308 3-(7-Cloro-1H-indazol-5-il)-2-ciclobutil-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 11,3 309 7-Metil-5-[2-metil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ; 9,2 310 5-[2-Izopropil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-7-metil-indolin-2-onฤ; 9,8 311 2-Izopropil-3-(4-metil-1H-indazol-6-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 7,8 312 3-(7-Cloro-1H-indazol-5-il)-2-metil-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 9,6 313 7-Cloro-5-[2-metil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ; 9,0 314 3-(7-Cloro-1H-indazol-5-il)-2-etil-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 10,5 315 2-Etil-3-(7-metil-1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 10,0 316 3-(7-Cloro-1H-indazol-5-il)-2-izopropil-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 10,7 317 3-(7-Metil-1H-indazol-5-il)-2-(trifluorometil)imidazo[4,5-b]piridinฤ; 8,0 318 7-Metil-5-[2-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ; 7,5 319 2-Metil-3-(7-metil-1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ; 9,2 320 3-(1H-Indazol-5-il)-5-(2-piridil)-2-(trifluorometil)imidazo[4,5-b]piridinฤ; 6,7 321 2-Ciclopropil-5-(difluorometil)-3-(1H-indazol-5-il)imidazo[4,5-b]piridinฤ; 9,0 322 5-(Difluorometil)-2-(4-fluorofenil)-3-(1H-indazol-5-il)imidazo[4,5-b]piridinฤ; 10,2 323 5-(Difluorometil)-3-(1H-indazol-5-il)-2-fenil-imidazo[4,5-b]piridinฤ; 10,3 324 3-(7-Cloro-1H-indazol-5-il)-5-(difluorometil)-2-(trifluorometil)imidazo[4,5-b]piridinฤ; 10,3 325 5-[5-(Difluorometil)-2-(trifluorometil)imidazo[4,5-b]piridin-3-il]-7-fluoro-indolin-2-onฤ; 9,5 326 5-(Difluorometil)-3-(7-metil-1H-indazol-5-il)-2-(trifluorometil)imidazo[4,5-b]piridinฤ; 10,4 327 3-(7-Cloro-1H-indazol-5-il)-2-(2-fluoro-4-piridil)-5-metil-imidazo[4,5-b]piridinฤ; 9,6 328 3-(7-Bromo-1H-indazol-5-il)-2-(2-fluoro-4-piridil)-5-(trifluorometil)imidazo[4,5-b]piridinฤ; NT 329 5-(2-(Hidroximetil)-6-(trifluorometil)-1H-pirolo[2,3-b]piridin-1-il)-7-metilindolin-2-onฤ; 9,0 330 (1-(1H-Indazol-5-il)-6-(trifluorometil)-1H-pirolo[2,3-b]piridin-2-il)metanol; 7,6 331 7-Metil-5-(2-metil-6-(trifluorometil)-1H-pirolo[2,3-b]piridin-1-il)indolin-2-onฤ; 11,0 332 5-(2-Izopropil-1H-pirolo[2,3-b] piridin-1 -il)-7-metil-1H-indazol; 10,4 333 1-(7-Cloro-1H-indazol-5-il)-2-metil-pirolo[2,3-b]piridinฤ; 8,2 334 5-[6-(Difluorometil)-2-izopropil-pirolo[2,3-b]piridin-1-il]-7-metil-indolin-2-onฤ; 10,4 335 1-(1H-Indazol-5-il)-2-izopropil-6-(trifluorometil)pirolo[2,3-b]piridinฤ; 10,8 336 5-[2-(Difluorometil)-6-(trifluorometil)pirolo[2,3-b]piridin-1-il]-7-metil-indolin- 2-onฤ; 11,0 337 6-[2-(Difluorometil)-6-(trifluorometil)pirolo[2,3-b]piridin-1-il]-3H-1,3-benzotiazol-2-onฤ; 9,9 338 7-Cloro-5-(2-metilpirolo[2,3-b]piridin-1-il)indolin-2-onฤ; 8,1 339 1-(7-Metil-1H-indazol-5-il)-6-(trifluorometil)pirolo[2,3-b]piridin-3-ol; 7,1 340 3-(Difluorometil)-1-(7-metil-1H-indazol-5-il)-6-(trifluorometil)pirolo[2,3-b]piridinฤ; 7,9 341 6-Metil-1-(7-metil-1H-indazol-5-il)pirolo[2,3-b]piridinฤ; 7,8 342 5-(2-Izopropil-6-metil-pirolo[2,3-b]piridin-1-il)indolin-2-onฤ; 9,6 343 2-(4-Fluorofenil)-1-(1H-mdol-5-il)-6-metoxi-pirolo[2,3-b]piridinฤ; 6,2 344 2-(4-Fluorofenil)-1-indolin-5-il-pirolo[2,3-b]piridinฤ; 6,3 345 2-(4-Fluorofenil)-1-(1H-indol-5-il)pirolo[2,3-b]piridinฤ; 7,1 346 5-[3-Bromo-2-(4-fluorofenil)pirolo[2,3-b]piridin-1-il]indolin-2-onฤ; 8,4 347 5-[2-(4-Fluorofenil)pirolo[2,3-b]piridin-1-il]indolin-2-onฤ; 8,6 348 6-Fluoro-2-(4-fluorofenil)-1-(1H-indol-5-il)pirolo[2,3-b]piridinฤ; 7,0 349 5-[3-Bromo-6-fluoro-2-(4-fluorofenil)pirolo[2,3-b]piridin-1-il]indolin-2-onฤ; 8,4 350 5-[6-Fluoro-2-(4-fluorofenil)pirolo[2,3-b]piridin-1-il]indolin-2-onฤ; 9,1 351 1-(1H-Indol-5-il)-2-metil-6-(trifluorometil)pirolo[2,3-b]piridinฤ; 7,6 352 5-[2-Metil-6-(trifluorometil)pirolo[2,3-b]piridin-1-il]indolin-2-onฤ; 9,3 353 7-Metil-5-(2-metil-1H-pirolo[2,3-b]piridin-1-il)indolin-2-onฤ; 7,9 354 5-(2-Metil-6-(trifluorometil)-1H-pirolo[2,3-b]piridin-1-il)-1H-indazol; 9,3 355 6-(2-Metil-6-(trifluorometil)-1H-pirolo[2,3-b]piridin-1-il)benzo[d]tiazol-2(3H)-onฤ; 10,7 356 1-(7-Cloro-1H-indazol-5-il)-2-izopropil-pirolo[2,3-b]piridinฤ; 10,7 357 7-Cloro-5-(2-izopropilpirolo[2,3-b]piridin-1-il)indolin-2-onฤ; 10,5 358 5-(2-Izopropilpirolo[2,3-b]piridin-1-il)-7-metil-indolin-2-onฤ; 9,7 359 5-(2-Ciclopropilpirolo[2,3-b]piridin-1-il)-7-metil-indolin-2-onฤ; 8,0 360 5-(2-Izopropil-6-metil-pirolo[2,3-b]piridin-1-il)-7-metil-indolin-2-onฤ; 10,2 361 7-Fluoro-5-(2-izopropilpirolo[2,3-b]piridin-1-il)indolin-2-onฤ; 8,1 362 7-Fluoro-5-(2-izopropil-6-metil-pirolo[2,3-b]piridin-1-il)indolin-2-onฤ; 10,4 363 7-Fluoro-5-(2-metilpirolo[2,3-b]piridin-1-il)indolin-2-onฤ; 6,7 364 7-Fluoro-5-[2-metil-6-(trifluorometil)pirolo[2,3-b]piridin-1-il]indolin-2-onฤ; 5,5 365 (R/S)-7-Fluoro-5-[2-tetrahidrofuran-3-il-6-(trifluorometil)pirolo[2,3-b]piridin-1-il]indolin-2-onฤ; 9,7 366 7-Fluoro-5-[2-(metoximetil)-6-(trifluorometil)pirolo[2,3-b]piridin-1-il]indolin-2-onฤ; 9,2 367 5-[2-Izopropil-6-(trifluorometil)pirolo[2,3-b]piridin-1-il]-7-metil-indolin-2-onฤ; 10,6 368 (R/S)-5-[2-(1-Metoxietil)pirolo[2,3-b]piridin-1-il]-7-metil-indolin-2-onฤ; 7,5 369 7-Fluoro-5-[2-izopropil-6-(trifluorometil)pirolo[2,3-b]piridin-1-il]indolin-2-onฤ; 11,1 370 2-Izopropil-1-(7-metil-1H-indazol-5-il)-6-(trifluorometil)pirolo[2,3-b]piridinฤ; 11,1 371 2-(3-Fluoropropil)-1-(7-metil-1H-mdazol-5-il)-6-(trifluorometil)pirolo[2,3-b]piridinฤ; 10,4 372 1-(7-Cloro-1H-indazol-5-il)-2-(3-fluoropropil)-6-(trifluorometil)pirolo[2,3-b]piridinฤ; 10,5 373 2-Metil-1-(7-metil-1H-indazol-5-il)-6-(trifluorometil)pirolo[2,3-b]piridinฤ; 10,3 374 1-(7-Cloro-1H-indazol-5-il)-2-metil-6-(trifluorometil)pirolo[2,3-b]piridinฤ; 10,9 375 2-Metil-1-(7-metil-1H-indazol-5-il)pirolo[2,3-b]piridinฤ; 8,0 376 5-[2-Izopropil-6-(trifluorometil)pirolo[2,3-b]piridin-1-il]-1H-pirazolo[3,4-b]piridinฤ; 10,3 377 1-(7-Metil-1H-indazol-5-il)-6-(trifluorometil)pirolo[2,3-b]piridinฤ; 8,7 378 7-Metil-5-(6-metilpirolo[2,3-b]piridin-1-il)indolin-2-onฤ; 7,0 379 7-Fluoro-5-(6-metilpirolo[2,3-b]piridin-1-il)indolin-2-onฤ; 7,0 380 5-(2-Ciclopropil-6-metil-pirolo[2,3-b]piridin-1-il)indolin-2-onฤ; 9,0 381 2-(4-Fluorofenil)-1-(1H-indol-5-il)-6-metil-pirolo[2,3-b]piridinฤ; 8,3 382 5-[2-(4-Fluorofenil)-6-metil-pirolo[2,3-b]piridin-1-il]indolin-2-onฤ; 9,4 383 5-[6-Cloro-2-(4-fluorofenil)pirolo[2,3-b]piridin-1-il]indolin-2-onฤ; 10,0 384 5-[2-(4-Fluorofenil)-6-metoxi-pirolo[2,3-b]piridin-1-il]indolin-2-onฤ; 8,3 385 6-Cloro-2-(4-fluorofenil)-1-(1H-indol-5-il)pirolo[2,3-b]piridinฤ; 7,8 386 6-terลฃ--Butoxi-2-(4-fluorofenil)-1-(1H-indol-5-il)pirolo[2,3-b]piridinฤ; 5,8 387 2-(4-Fluorofenil)-1-(1H-indol-5-il)-6-(trifluorometil)pirolo[2,3-b]piridinฤ; 8,2 388 1-(1H-Indol-5-il)-2-fenil-6-(trifluorometil)pirolo[2,3-b]piridinฤ; 8,1 389 5-[3 -Bromo-2-ciclopropil-6-(trifluorometil)pirolo[2,3-b]piridin-1-il]indolin-2-onฤ; 10,2 390 6-Metil-2-fenil-1-(1H-pirolo[2,3-b]piridin-5-il)pirolo[2,3-b]piridinฤ; 8,9 391 2-Izopropil-1-(1H-pirolo[2,3-b]piridin-5-il)-6-(trifluorometil)pirolo[2,3-b]piridinฤ; 9,2 392 2-Metil-1-(1H-pirolo[2,3-b]piridin-5-il)-6-(trifluorometil)pirolo[2,3-b]piridinฤ; NT 393 5-(3-Bromo-6-metil-2-fenil-pirolo[2,3-b]piridin-1-il)-1,3-dihidropirolo[2,3-b]piridin-2-onฤ; 8,5 394 5-[3-Bromo-2-izopropil-6-(trifluorometil)pirolo[2,3-b]piridin-1-il]-1,3-dihidropirolo[2,3-b]piridin-2-onฤ; 7,5 395 5-[3-Bromo-2-metil-6-(trifluorometil)pirolo[2,3-b]piridin-1-il]-1,3-dihidropirolo[2,3-b]piridin-2-onฤ; 7,6 396 5-[2-Izopropil-6-(trifluorometil)pirolo[2,3-b]piridin-1-il]indolin-2-onฤ; 10,9 397 5-[2-Fenil-6-(trifluorometil)pirolo[2,3-b]piridin-1-il]indolin-2-onฤ; 10,4 398 5-[2-(4-Fluorofenil)-6-(trifluorometil)pirolo[2,3-b]piridin-1-il]indolin-2-onฤ; 10,2 399 5-[2-Ciclopropil-6-(trifluorometil)pirolo[2,3-b]piridin-1-il]indolin-2-onฤ; 10,6 400 5-(6-Metil-2-fenil-pirolo[2,3-b]piridin-1-il)-1,3-dihidropirolo[2,3-b]piridin-2-onฤ; 9,6 401 5-[2-Izopropil-6-(trifluorometil)pirolo[2,3-b]piridin-1-il]-1 ,3-dihidropirolo[2,3-b]piridin-2-onฤ; 10,5 402 5-[2-Metil-6-(trifluorometil)pirolo[2,3-b]piridin-1-il]-1,3-dihidropirolo[2,3-b]piridin-2-onฤ; 8,0 403 5-(2-Etilpirolo[2,3-b]piridin-1-il)-7-metil-indolin-2-onฤ; 8,9 404 (*R)-2-(sec-Butil)-3-(7-cloro-1H-indazol-5-il)-5-(trifluorometil)-3H-imidazo[4,5-b]piridinฤ; 10,0 405 (*S)-2-(sec-Butil)-3-(7-cloro-1H-indazol-5-il)-5-(trifluorometil)-3H-imidazo[4,5-b]piridinฤ; 10,2 406 (*R)-2-(sec-Butil)-3-(7-metil-1H-indazol-5-il)-5-(trifluorometil)-3H-imidazo[4,5-b]piridinฤ; 9,9 407 (*S)-2-(sec-Butil)-3-(7-metil-1H-indazol-5-il)-5-(trifluorometil)-3H-imidazo[4,5-b]piridinฤ; 10,0 408 (*R)-3-(7-Cloro-1H-indazol-5-il)-2-(1-fluoroetil)-5-(trifluorometil)-3H-imidazo[4,5-b]piridinฤ; 10,0 409 (*S)-3-(7-Cloro-1H-indazol-5-il)-2-(1-fluoroetil)-5-(trifluorometil)-3H-imidazo[4,5-b]piridinฤ; 10,1 410 3-(7-Cloro-1H-indazol-5-il)-2-(1,1-difluoroetil)-5-metil-3H-imidazo[4,5-b]piridinฤ; 8,9 411 3-(7-Cloro-1H-indazol-5-il)-2-(ciclopropilmetil)-5-(trifluorometil)-3H-imidazo[4,5-b]piridinฤ; 9,8 412 3-(7-Cloro-1H-indazol-5-il)-2-propil-5-(trifluorometil)-3H-imidazo[4,5-b]piridinฤ; 9,9 413 3-(7-Cloro-1H-indazol-5-il)-2-(metoximetil)-5-(trifluorometil)-3H-imidazo[4,5-b]piridinฤ; 9,4 414 3-(7-Cloro-1H-indazol-5-il)-2-izobutil-5-(trifluorometil)-3H-imidazo[4,5-b]piridinฤ; 9,9 415 3-(7-Cloro-1H-indazol-5-il)-5-metoxi-2-(trifluorometil)-3H-imidazo[4,5-b]piridinฤ; 10,3 416 3-(7-Cloro-1H-indazol-5-il)-2-(2,2,2-trifluoroetil)-5-(trifluorometil)-3H-imidazo[4,5-b]piridinฤ; 9,3 417 2-(1,1-Difluoropropil)-3-(7-metil-1H-indazol-5-il)-5-(trifluorometil)-3H-imidazo[4,5-b]piridinฤ; 8,5 418 3-(7-Metil-1H-indazol-5-il)-5-(trifluorometil)-2-(3,3,3-trifluoropropil)-3H-imidazo[4,5-b]piridinฤ; 8,4 419 3-(7-Cloro-1H-indazol-5-il)-2,6-bis(trifluorometil)-3H-imidazo[4,5-b]piridinฤ; 9,2 420 5-(5-Fluoro-2-izopropil-1H-pirolo[2,3-b]piridin-1-il)-7-metilindolin-2-onฤ; 9,9 421 5-(6-(Difluorometil)-2-metil-1H-pirolo[2,3-b]piridin-1-il)-7-metilindolin-2-onฤ; ลi 10,1 422 1-(7-Metil-2-oxoindolin-5-il)-6-(trifluorometil)-1H-pirolo[2,3-b]piridin-2-carbaldehidฤ. 9,5
Test electrofiziologic
Efectele compuลilor selectaลฃi asupra curenลฃilor receptorilor AMPA care conลฃin gama8 endogen sunt evaluate utilizรขnd electrofiziologia cu celule รฎntregi asupra neuronilor hipocampici de ลoarece disociaลฃi acut. Hipocampul a fost ales pentru acest test, deoarece CACNG8 (proteina codificatฤ de aceastฤ genฤ este o proteinฤ de reglare a receptorului AMPA transmembranar de tip I, adicฤ TARP) este รฎmbogฤลฃitฤ preferenลฃial รฎn aceastฤ regiune a creierului (Tomita et al. (2003). "Functional studies and distribution define a family of transmembrane AMPA receptor regulatory proteins." J Cell Biol 161(4): 805-816.2003). Hipocampii sunt disecaลฃi de la ลoareci C57black6 la 4-12 sฤptฤmรขni postnatal, urmรขnd protocolul descris de Brewer (Brewer, G. J. (1997). "Isolation and culture of adult rat hippocampal neurons." Journal of Neuroscience Methods 71(2): 143-155). Ceea ce urmeazฤ este un scurt rezumat al procedurii.
ลoarecii sunt asfixiaลฃi cu CO2 ลi apoi decapitaลฃi. Creierul este รฎndepฤrtat rapid, apoi plasat รฎntr-un mediu HABG rฤcit cu gheaลฃฤ. Reลฃeta pentru mediu HABG este: HibernateA suplimentat cu B27 2% ลi Glutamax 0,5 mM (toลฃi reactivii sunt de la Life Technologies). Hipocampii sunt micro-disecaลฃi din creier, apoi spฤlaลฃi cu HABG fฤrฤ calciu (Hibernat A minus Calciu, BrainBits; B27 2%, Life Technologies; glutamax 0,5 mM, Life Technologies).
Hipocampii sunt apoi transferaลฃi la HABG fฤrฤ calciu, suplimentaลฃi cu papainฤ 2mg/mL (Worthington Biochemical). Ei sunt incubaลฃi la 30ยฐC pe o rolฤ timp de 40 min, apoi trituraลฃi uลor cu o pipetฤ de sticlฤ lustruitฤ la foc. Supernatantul care conลฃine neuroni disociaลฃi este colectat, apoi centrifugat timp de 2 min la 200g. Peletul celular este colectat, ลi apoi resuspendat รฎn 8mL de HABG. Celulele vii sunt numฤrate, apoi placate pe lamele de sticlฤ de 12 mm รฎn 2 ml de HABG รฎn plฤci cu 24 de godeuri la o densitate de 50-100 de celule pe lamelฤ. Aceste celule sunt menลฃinute la rt pรขnฤ la utilizare. Electrofiziologia celulei รฎntregi este efectuatฤ utilizรขnd tuburi capilare din sticlฤ cu diametru 1,5mm (World Precision Instruments TW150-4), trase la un vรขrf fin cu un tragฤtor de micropipete Sutter P-97. Tamponul intracelular a fost KF 90 mM, KCl 30 mM, HEPES 10 mM, ลi EGTA 5mM, pH 7,4, mOs 290. Tamponul extracelular a fost NaCl 135 mM, KCl 4 mM, CaCl2 2 mM, MgCl2 1 mM, glucozฤ 5 mM, HEPES 10 mM, pH 7,4, mOs 300. Rezistenลฃele cu vรขrf deschis ale micropipetelor care utilizeazฤ aceste soluลฃii sunt de 2-4 Mฮฉ. รnregistrฤrile cu celule รฎntregi ale corpurilor de celule neuronice sunt efectuate รฎn modul tensiune-clamp folosind un amplificator Axon Axopatch 200B. Curentul celulei รฎntregi este mฤsurat menลฃinรขnd interiorul celulei la -60 mV, folosind un filtru low-pass de 5 kHz. Celulele sunt perfuzate continuu prin butoaie de sticlฤ de 7 mm pฤtraลฃi folosind un dispozitiv de comutare a soluลฃiei controlat de solenoid (Warner Instruments, PF-77B). Curentul de vรขrf ca rฤspuns la o expunere de 500 ms la glutamat 10 mM este mฤsurat la fiecare 5 secunde, รฎnainte ลi dupฤ expunerea la compusul testat.
Pentru analizฤ, curentul de vรขrf mediu a 5 urme รฎn prezenลฃa compusului de testat este รฎmpฤrลฃit la curentul de vรขrf mediu a 5 urme รฎnainte de adฤugarea compusului de testat. Compuลii sunt testaลฃi la concentraลฃii cel puลฃin de zece ori mai ridicate decรขt potenลฃa lor estimatฤ รฎn testul fluxului calciu, pentru a asigura ocuparea aproape saturatฤ a receptorului.
Orice combinaลฃie a grupฤrilor descrise mai sus pentru diferitele variabile este avutฤ รฎn vedere รฎn acest document. รn descriere, grupฤrile ลi substituenลฃii acestora se aleg de persoane cu calificare รฎn domeniu pentru a furniza radicali ลi compuลi stabili.
Deลi descrierea de mai sus aratฤ principiile prezentei invenลฃii, ลi exemplele de realizare specifice ale invenลฃiei au fost descrise รฎn scopul ilustrฤrii, exemplele au fost furnizate รฎn scop de ilustrare.
Claims (15)
1. Un compus cu Formula (I):
รฎn care
X este N sau CR6;
R1 este un membru selectat din grupul constรขnd din: H, -alchilC1-5, -haloalchilC1-5, -alcoxiC1-5 -(CH2)2C(=O)OCH3, -(CH2)1-3OH, -(CH2)1-2O-alchilC1-5, -CH(CH3)OCH3, -C(CH3)2OCH3, -CH2SO2CH3, -C(=O)H, -NH-C1-salchil, -N(alchilC1-5)2, -C(=O)N(H)alchilC1-5, -C(=O)N(alchilC1-5)2, -cicloalchilC3-8,-(CH2)-cicloalchilC3-8, -CH(CH3)-cicloalchilC3-8, -NH-cicloalchilC3-8, -C(=O)NH-ciclopropil, -C(=O)-NH-fenil, -C(=O)-azetidinil, -C(=O)-pirolidinil, azetidinil, fenil, benzil, oxetanil, tetrahidrofuranil, tetrahidropiranil, -CH2-pirazinil, furanil, tienil, ลi piridinil, รฎn care inelele -cicloalchilC3-8, fenil, oxetanil, azetidinil, tetrahidrofuranil, tetrahidropiranil, piridinil, pirazinil, furanil ลi tienil sunt fiecare รฎn mod independent substituite opลฃional cu 1-3 substituenลฃi selectaลฃi din grupul constรขnd din: halo, -alchilC1-5, -haloalchilC1-5, -haloalcoxiC1-5, -OH, ลi -C(=O)OalchilC1-5;
R2 este selectat din grupul constรขnd din:
รฎn care fiecare R2 este รฎn mod independent substituit opลฃional cu un membru selectat din grupul constรขnd din: 3H, halo, -alchilC1-5, -alchenilC1-5, -CN, -OH, CH=CHCH2OH, -(CH2)3COH, C(=O)O-alchilC1-5, ลi fenil;
R3 este selectat din grupul constรขnd din: H, halo, -alchilC1-5, -S-alchilC1-5, -haloalchilC1-5, -alcoxiC1-5, -NR3aR3b, -OH, -(CH2)1-3OH, -CH=CHCH2OH, -cicloalchilC3-8, piperidinil, piperazinil, morfolinil, ลi piridil; fiecare R3a ลi R3b sunt selectaลฃi รฎn mod independent din grupul constรขnd din H ลi alchilC1-5;
R4 este selectat din grupul constรขnd din: H, halo, -CH3, ลi -CF3;
R5 este selectat din grupul constรขnd din: H, -OH, -alchilC1-5, -alcoxiC1-5, -haloalchilC1-5, -haloalcoxiC1-5, -NR5aR5b, azetidinil, ลi morfolinil; fiecare R5a ลi R5b sunt selectaลฃi รฎn mod independent din grupul constรขnd din: -alchilC1-5, ลi -haloalchilC1-5;
R6 este selectat din grupul constรขnd din: H, -OH, -CHF2, ลi -Br; ลi
R7 este H sau -alchilC1-5;
ลi sฤruri acceptabile farmaceutic, N-oxizi, sau solvaลฃi ai acestora.
2. Compusul conform revendicฤrii 1, รฎn care R6 este H.
3. Compusul conform revendicฤrii 1, รฎn care
a) R1 este H, -alchilC1-5, -haloalchilC1-5, -alcoxiC1-5 -(CH2)2C(=O)OCH3, -(CH2)3-OH, -C(CH3)2OCH3, -(CH2)1-2-O-alchilC1-5, -CH(CH3)OCH3, -CH2SO2CH3, -NH-alchilC1-5, -N(alchilC1-5)2, -C(=O)N(H)alchilC1-5, sau -C(=O)N(alchilC1-5)2; sau:
b) R1 este H, -alchilC1-5, -haloalchilC1-5, -alcoxiC1-5 -(CH2)3-OH, -(CH2)1-2-O-alchilC1-5, - C(CH3)2OCH3, sau -CH(CH3)OCH3; sau:
c) R1 este -cicloalchilC3-8, -(CH2)-cicloalchilC3-8, -CH(CH3)-cicloalchilC3-8, NH-cicloalchilC3-8, -C(=O)NH-ciclopropil, -C(=O)-NH-fenil, -C(=O)-azetidinil, -C(=O)-pirolidinil, azetidinil, fenil, benzil, oxetanil, tetrahidrofuranil, tetrahidropiranil, -CH2-pirazinil, furanil, tienil, sau piridinil, รฎn care inelele -cicloalchilC3-8, fenil, oxetanil, azetidinil, ลi piridinil sunt fiecare รฎn mod independent substituiลฃi opลฃional cu 1-3 substituenลฃi selectaลฃi รฎn mod independent din grupul constรขnd din: halo, -alchilC1-5, -haloalchilC1-5, -C1-shaloalcoxi, -OH, ลi -C(=O)OalchilC1-5; sau:
d) R1 este ciclopropil, ciclobutil, ciclopentil, ciclohexil, 1-fluorociclopropil, 3-fluorociclobutil, ciclopropanol, 2-furil, 3-metiloxetan-3-il, 2-tetrahidrofuran-3-il, tetrahidropiran-4-il, 2-tienil, ciclopentilmetil, pirazin-2-ilmetil, -C(=O)NH-ciclopropil, -C(=O)-NH-fenil, -C(=O)-azetidinil, -C(=O)-pirolidinil, sau NH-ciclohexil; sau:
e) R1 este -cicloalchilC3-8, fenil, -CH2-fenil, sau piridil, รฎn care fiecare fenil, -CH2-fenil, sau piridil este substituit opลฃional cu 1-3 substituenลฃi selectaลฃi รฎn mod independent din grupul constรขnd din: halo, -alchilC1-5, -haloalchilC1-5, -haloalcoxiC1-5, ลi -OH; sau:
f) R1 este fenil, 2-clorofenil, 4-fluorofenil, 4-(difluorometil)fenil, 4-(trifluorometil)fenil, 4-(trifluorometoxi)fenil, 4-fluoro-3-metil-fenil, p-tolil, m-tolil, piridil, 2-cloro-4-piridil, 2-bromo-4-piridil, 2-fluoro-4-piridil, 2-[19F]fluoro-4-piridil, 2-[18F]fluoro-4-piridil, 5-fluoro-2-piridil, 6-fluoro-3-piridil, sau piridin-2-ol; sau:
g) R1 este -alchilC1-5, -haloalchilC1-5, sau -cicloalchilC3-8, รฎn care -cicloalchilC3-8 este substituit opลฃional cu halo.
4. Compusul conform revendicฤrii 1, รฎn care:
a) R2 este
รฎn care fiecare R2 este รฎn mod independent substituit opลฃional cu un membru selectat din grupul constรขnd din: halo, -alchilC1-5, -alchenilC1-5, -CN, -OH, CH=CHCH2OH, -(CH2)3COH, C(=O)alchilC1-5, ลi fenil; sau:
b) R2 este
รฎn care fiecare R2 este รฎn mod independent substituit opลฃional cu un membru selectat din grupul constรขnd din: halo, -alchilC1-5, -alchenilC1-5, -CN, -OH, CH=CHCH2OH, -(CH2)3COH, C(=O)OalchilC1-5, ลi fenil; ลi R7 este H sau -CH3; sau:
c) R2 este
รฎn care fiecare R2 este รฎn mod independent substituit opลฃional cu un membru selectat din grupul constรขnd din: halo, -alchilC1-5, -alchenilC1-5, -CN, -OH, CH=CHCH2OH, -(CH2)3COH, C(=O)OalchilC1-5, ลi fenil; ลi R7 este H sau -CH3; sau:
d) R2 este 1H-indazol-3-ol, 1H-indazol-5-il, 1H-indazol-6-il, 3-bomo-1H-indazol-5-il, 3-fluoro-1H-indazol-5-il, 1H-indazol-3-carbonitril, (E)-3-(1H-indazol-7-il)prop-2-en-1-ol, (1H-indazol-7-il)propan-1-ol, 4-cloro-1H-indazol-6-il, 4-metil-1H-indazol-6-il, 7-bromo-1H-indazol-5-il, 7-fenil-1H-indazol-5-il, 7-propil-1H-indazol-5-il, 5-metil 1H-indazol-7-carboxilat, 1H-indazol-1-carboxilat de terลฃ-butil, 1H-indol-5-il, 1H-pirolo[2,3-b]piridin-5-il, sau 1H-pirazolo[3,4-b]piridin-5-il; sau:
e) R2 este indolin-2-onฤ, 7-metil-indolin-2-onฤ, 7-fluoro-indolin-2-onฤ, 7-cloro-indolin-2-onฤ, indolin-2,3-dionฤ, 1,3-dihidropirolo[2,3-b]piridin-2-onฤ, 1,3-dihidrobenzimidazol-2-onฤ, 3H-1,3-benzoxazol-2-onฤ, 4-fluoro-3H-1,3-benzoxazol-2-onฤ, 4-bromo-3H-1,3-benzoxazol-2-onฤ, 3H-1,3-benzotiazol-2-onฤ, 4-metil-3H-1,3-benzotiazol-2-onฤ, 3-metilbenzo[d]tiazol-2(3H)-onฤ, sau 4-cloro-3H-1,3-benzotiazol-2-onฤ; sau:.
f) R2 este 1H-indazol-3-ol, 1H-indazol-5-il, 3-bomo-1H-indazol-5-il, 3-fluoro-1H-indazol-5-il, 1H-indazol-3-carbonitril, (E)-3-(1H-indazol-7-il)prop-2-en-1-ol, (1H-indazol-7-il)propan-1-ol, 7-bromo-1H-indazol-5-il, 7-fenil-1H-indazol-5-il, 7-propil-1H-indazol-5-il, 5-metil 1H-indazol-7-carboxilat, 1H-indazol-1-carboxilat de terลฃ-butil, indolin-2-onฤ, 7-metil-indolin-2-onฤ, 7-fluoro-indolin-2-onฤ, 7-cloro-indolin-2-onฤ, 3H-1,3-benzotiazol-2-onฤ, 4-metil-3H-1,3-benzotiazol-2-onฤ, 3-metilbenzo[d]tiazol-2(3H)-onฤ, sau 4-cloro-3H-1,3-benzotiazol-2-onฤ.
5. Compusul conform revendicฤrii 1, รฎn care R3 este H, halo, -alchilC1-5, -haloalchilC1-5, -OCH3, -NH2, - N(CH3)2, sau -OH.
6. Compusul conform revendicฤrii 1, รฎn care R4 este H, fluoro sau -CH3.
7. Compusul conform revendicฤrii 1, รฎn care R5 este H, -OH, -alchilC1-5, -haloalchilC1-5, sau -haloalcoxiC1-5; preferabil รฎn care R5 este H.
8. Compusul conform revendicฤrii 1, รฎn care R6 este H.
9. Compusul conform revendicฤrii 1, รฎn care R7 este H.
10. Compusul conform revendicฤrii 1, รฎn care:
a) X este N;
R1 este H, alchilC1-5, haloalchilC1-5, alcoxiC1-5, fenil, sau cicloalchilC3-8, รฎn care cicloalchilC3-8 ลi fenil sunt fiecare รฎn mod independent substituiลฃi opลฃional cu 1-3 substituenลฃi halo;
R2 este
ลi
R3 este H, alchilC1-5, sau haloalchilC1-5; sau:
b) X este CR6, unde R6 este H;
R1 este H, alchilC1-5, haloalchilC1-5, alcoxiC1-5, fenil, sau cicloalchilC3-8, รฎn care cicloalchilC3-8 ลi fenil sunt fiecare รฎn mod independent substituiลฃi opลฃional cu 1-3 substituenลฃi halo; R2 este
fiecare R2 este รฎn mod independent substituit opลฃional cu halo, ลi -alchilC1-5;
R3 este H, alchilC1-5, sau haloalchilC1-5; ลi
R4 este H.
11. Un compus selectat dintre
a) grupul constรขnd din:
3-(1H-Indazol-5-il)-2-fenil-5-(trifluorometil)-3H-imidazo[4,5-b]piridinฤ;
3-(1H-Indazol-5-il)-2-fenil-imidazo[4,5-b]piridinฤ;
3-(1H-Indazol-5-il)-5-metil-2-fenil-imidazo[4,5-b]piridinฤ;
2-(4-Fluorofenil)-3-(1H-indazol-5-il)-5-metil-imidazo[4,5-b]piridinฤ;
2-(4-Fluorofenil)-3-(1H-indol-5-il)-5-metoxi-imidazo[4,5-b]piridinฤ;
5-[2-(4-Fluorofenil)-5-metoxi-imidazo[4,5-b]piridin-3-il]indolin-2-onฤ;
5-Cloro-2-(4-fluorofenil)-3-(1H-indazol-5-il)imidazo[4,5-b]piridinฤ;
2-(2-Clorofenil)-3-(1H-indazol-5-il)-5-metil-imidazo[4,5-b]piridinฤ;
3-(1H-Indazol-5-il)-6-metil-2-fenil-imidazo[4,5-b]piridinฤ;
5-Cloro-3-(1H-indazol-5-il)-2-fenil-imidazo[4,5-b]piridinฤ;
5-Cloro-2-ciclopentil-3-(1H-indazol-5-il)imidazo[4,5-b]piridinฤ;
5-(5-metil-2-fenil-imidazo[4,5-b]piridin-3-il)indazol-1-carboxilat de terลฃ-butil;
3-(1H-Indol-5-il)-2-fenil-5-(trifluorometil)imidazo[4,5-b]piridinฤ;
6-[2-Fenil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzotiazol-2-onฤ;
6-(5-Fluoro-2-fenil-imidazo[4,5-b]piridin-3-il)-3H-1,3-benzotiazol-2-onฤ;
6-[2-(4-Fluorofenil)-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzotiazol-2-onฤ;
6-(5-Metil-2-fenil-imidazo[4,5-b]piridin-3-il)-3H-1,3-benzotiazol-2-onฤ;
6-(5-Metoxi-2-fenil-imidazo[4,5-b]piridin-3-il)-3H-1,3-benzotiazol-2-onฤ;
6-[2-terลฃ-Butil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzotiazol-2-onฤ;
6-[2-(4-Fluorofenil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzotiazol-2-onฤ;
5-[2-(4-Fluorofenil)imidazo[4,5-b]piridin-3-il]-1,3-dihidrobenzimidazol-2-onฤ;
2-(4-Fluorofenil)-3-(1H-indazol-5-il)imidazo[4,5-b]piridinฤ;
5-[2-(4-Fluorofenil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ;
6-[2-(4-Fluorofenil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzoxazol-2-onฤ;
6-(2-Fenilimidazo[4,5-b]piridin-3-il)-3H-1,3-benzotiazol-2-onฤ;
3-(1H-Indol-5-il)-2-fenil-imidazo[4,5-b]piridinฤ;
6-[2-(4-Fluorofenil)-5-metil-imidazo[4,5-b]piridin-3-il]-3H-1,3-benzotiazol-2-onฤ;
6-[2-(6-Fluoro-3-piridil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzotiazol-2-onฤ;
6-[2-(2-Fluoro-4-piridil)-5-metil-imidazo[4,5-b]piridin-3-il]-3H-1,3-benzotiazol-2-onฤ;
6-[5-Cloro-2-(4-fluorofenil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzotiazol-2-onฤ;
6-[2-(2-Fluoro-4-piridil)-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzotiazol-2-onฤ;
6-(5-Bromo-2-fenil-imidazo[4,5-b]piridin-3-il)-3H-1,3-benzotiazol-2-onฤ;
5-[2-(4-Fluorofenil)-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ;
5-(2-Fenilimidazo[4,5-b]piridin-3-il)indolin-2-onฤ;
5-[2-(4-Fluorofenil)-5-metil-imidazo[4,5-b]piridin-3-il]indolin-2-onฤ;
5-[2-Fenil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ;
5-[5-Fluoro-2-(4-fluorofenil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ;
5-[2-Izopropil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ;
6-[2-Ciclopentil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzotiazol-2-onฤ;
6-[2-Ciclohexil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzotiazol-2-onฤ;
6-[2-Ciclopropil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzotiazol-2-onฤ;
6-[2-Tetrahidropiran-4-il-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzotiazol-2-onฤ;
2-Ciclopropil-3-(1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ;
6-[2-Etil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzotiazol-2-onฤ;
6-[2-Izopropil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzotiazol-2-onฤ;
6-[2-Metil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzotiazol-2-onฤ;
5-[2-Metil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ;
5-[2-Ciclohexil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ;
5-[2-Ciclobutil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ;
5-[2-Tetrahidropiran-4-il-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ;
5-[2-Izobutil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ;
(racemic)-5-[2-Tetrahidrofuran-3-il-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ;
5-[5-(Trifluorometil)-2-(3,3,3-trifluoropropil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ;
5-[2-(Ciclopentilmetil)-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ;
5-[2-Ciclopropil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ;
5-[2-Benzil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ;
5-[2-(Pirazin-2-ilmetil)-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ;
2-Ciclopentil-3-(1H-indol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ;
2-terลฃ-Butil-3-(1H-indol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ;
5-[2-Ciclopentil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ;
5-[2-terลฃ-Butil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ;
4-[2-(4-Fluorofenil)-3-(1H-indazol-5-il)imidazo[4,5-b]piridin-7-il]morfolinฤ;
5-[2-(4-Fluorofenil)-7-morfolino-imidazo[4,5-b]piridin-3-il]indolin-2-onฤ;
6-[2-Fenil-5-(1-piperidil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzotiazol-2-onฤ;
6-(5-Morfolino-2-fenil-imidazo[4,5-b]piridin-3-il)-3H-1,3-benzotiazol-2-onฤ;
6-[5-(Dimetilamino)-2-fenil-imidazo[4,5-b]piridin-3-il]-3H-1,3-benzotiazol-2-onฤ;
6-(5-(Difluorometil)-2-fenil-3H-imidazo[4,5-b]piridin-3-il)benzo[d]tiazol-2(3H)-onฤ;
6-[2-[4-(Difluorometil)fenil]imidazo[4,5-b]piridin-3-il]-3H-1,3-benzotiazol-2-onฤ;
6-[7-(Difluorometil)-2-fenil-imidazo[4,5-b]piridin-3-il]-3H-1,3-benzotiazol-2-onฤ;
6-(7-Izopropil-2-fenil-imidazo[4,5-b]piridin-3-il)-3H-1,3-benzotiazol-2-onฤ;
6-(2-(4-Fluorofenil)-5-(hidroximetil)-3H-imidazo[4,5-b]piridin-3-il)benzo[d]tiazol-2(3H)-onฤ;
6-(2-(4-Fluorofenil)-7-hidroxi-5-metil-3H-imidazo[4,5-b]piridin-3-il)benzo[d]tiazol-2(3H)-onฤ;
5-(2-(3-Hidroxipropil)-5-(trifluorometil)-3H-imidazo[4,5-b]piridin-3-il)indolin-2-onฤ;
5-(2-Ciclobutil-5-metil-imidazo[4,5-b]piridin-3-il)indolin-2-onฤ;
5-(2-Etil-5-metil-imidazo[4,5-b]piridin-3-il)indolin-2-onฤ;
5-[2-(3-Metiloxetan-3-il)-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ;
5-[2-(2-Metoxietil)-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ;
2-Ciclobutil-5-ciclopropil-3-(1H-indazol-5-il)imidazo[4,5-b]piridinฤ;
5-Ciclopropil-3-(1H-indazol-5-il)-2-izopropil-imidazo[4,5-b]piridinฤ;
6-[2-Ciclobutil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzoxazol-2-onฤ;
Azetidin-1-il-[3-(1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridin-2-il]metanonฤ;
6-[5-Amino-2-(4-fluorofenil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzotiazol-2-onฤ;
5-[2-(1-Etilpropil)-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ;
5-(2-Izopropil-5-metil-imidazo[4,5-b]piridin-3-il)indolin-2-onฤ;
3-(1H-Indazol-5-il)-N-fenil-5-(trifluorometil)imidazo[4,5-b]piridin-2-carboxamidฤ;
5-Ciclopropil-2-(4-fluorofenil)-3-(1H-indazol-5-il)imidazo[4,5-b]piridinฤ;
5-(2-Ciclopropil-5-metil-imidazo[4,5-b]piridin-3-il)indolin-2-onฤ;
5-[2,5-Bis(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ;
3-(1H-Indazol-5-il)-2,5-bis(trifluorometil)imidazo[4,5-b]piridinฤ;
2-(Difluorometil)-3-(1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ;
3-(1H-Indazol-5-il)-2-(2-tienil)-5-(trifluorometil)imidazo[4,5-b]piridinฤ;
2-(2-Furil)-3-(1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ;
5-[2-(1,1-Difluoroetil)-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ;
5-[2-(Difluorometil)-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ;
5-(5-Cloro-2-ciclopropil-imidazo[4,5-b]piridin-3-il)indolin-2-onฤ;
(racemic)-5-[2-sec-Butil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ;
5-[2-(2,2-Dimetilpropil)-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ;
3-(1H-Indazol-5-il)-2-metil-5-(trifluorometil)imidazo[4,5-b]piridinฤ;
5-[2-Etil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ;
(racemic)-3-(1H-Iindazol-5-il)-2-tetrahidrofuran-3-il-5-( trifluorometil)imidazo[4,5-b]piridinฤ;
3-(1H-Indazol-5-il)-2-izobutil-5-(trifluorometil)imidazo[4,5-b]piridinฤ;
(racemic)-3-(1H-Indazol-5-il)-2-sec-butil-5-(trifluorometil)imidazo[4,5-b]piridinฤ;
2-Ciclobutil-3-(1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ;
2-Ciclopentil-3-(1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ;
2-Etil-3-(1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ;
5-[2-Ciclopropil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-1,3-dihidrobenzimidazol-2-onฤ;
6-[2-Ciclopropil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzoxazol-2-onฤ;
2-terลฃ-Butil-3-(1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ;
3-(1H-Indazol-5-il)-2-izopropil-5-(trifluorometil)imidazo[4,5-b]piridinฤ;
2-(4-Fluorofenil)-3-(1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ;
6-(5-Hidroxi-2-fenil-imidazo[4,5-b]piridin-3-il)-3H-1,3-benzotiazol-2-onฤ;
2-(4-Fluorofenil)-3-(1H-pirazolo[3,4-b]piridin-5-il)imidazo[4,5-b]piridinฤ;
3-(1H-Indazol-5-il)-2-(2,2,2-trifluoroetil)-5-(trifluorometil)imidazo[4,5-b]piridinฤ;
2-Etoxi-3-(1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ;
1-[3-(1H-Indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridin-2-il]ciclopropanol;
2-(1,1-Difluoroetil)-3-(1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ;
(R/S)-2-(1-fluoroetil)-3-(1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ;
5-terลฃ-Butil-2-(4-fluorofenil)-3-(1H-indazol-5-il)imidazo[4,5-b]piridinฤ;
2-Ciclobutil-3-(1H-indazol-5-il)-5-izopropil-imidazo[4,5-b]piridinฤ;
2-(4-Fluorofenil)-3-(1H-indazol-5-il)-5-izopropil-imidazo[4,5-b]piridinฤ;
2-(4-Fluoro-3-metil-fenil)-3-(1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ;
3-(1H-Indazol-5-il)-2-(m-tolil)-5-(trifluorometil)imidazo[4,5-b]piridinฤ;
3-(1H-Indazol-5-il)-2-(p-tolil)-5-(trifluorometil)imidazo[4,5-b]piridinฤ;
3-(1H-Indazol-5-il)-2-(4-piridil)-5-(trifluorometil)imidazo[4,5-b]piridinฤ;
5-Ciclopropil-3-(1H-indazol-5-il)-2-(trifluorometil)imidazo[4,5-b]piridinฤ;
3-(1H-Indazol-5-il)-N,N-dimetil-5-(trifluorometil)imidazo[4,5-b]piridin-2-carboxamidฤ;
3-(1H-Indazol-5-il)-N-metil-5-(trifluorometil)imidazo[4,5-b]piridin-2-carboxamidฤ;
N-Ciclopropil-3-(1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridin-2-carboxamidฤ;
3-(1H-Indazol-5-il)-2-metoxi-5-(trifluorometil)imidazo[4,5-b]piridinฤ;
N-Etil-3-(1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridin-2-aminฤ;
N-Ciclohexil-3-(1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridin-2-aminฤ;
6-[2-Ciclobutil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzotiazol-2-onฤ;
6-(2-Ciclobutil-5-metil-7-morfolino-imidazo[4,5-b]piridin-3-il)-3H-1,3-benzotiazol-2-onฤ;
6-[2,5-Bis(trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzotiazol-2-onฤ;
6-(2-Ciclopropil-7-metil-imidazo[4,5-b]piridin-3-il)-3H-1,3-benzotiazol-2-onฤ;
6-(2-Ciclopropil-5-metil-7-morfolino-imidazo[4,5-b]piridin-3-il)-3H-1,3-benzotiazol-2-onฤ;
5-Cloro-2-ciclobutil-3-(1H-indazol-5-il)-7-metil-imidazo[4,5-b]piridinฤ;
3-(7-Bromo-1H-indazol-5-il)-2-ciclobutil-5-(trifluorometil)imidazo[4,5-b]piridinฤ;
5-[5-Metil-2-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ;
5-[2-Ciclopropil-5-(difluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ;
5-[5-(Difluorometil)-2-izopropil-imidazo[4,5-b]piridin-3-il]indolin-2-onฤ;
6-[5-Metil-2-(trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzotiazol-2-onฤ;
6-(2-Ciclopropil-5-metil-imidazo[4,5-b]piridin-3-il)-3H-1,3-benzotiazol-2-onฤ;
6-(2-Izopropil-5-metil-imidazo[4,5-b]piridin-3-il)-3H-1,3-benzotiazol-2-onฤ;
6-(2-Ciclobutil-5-metil-imidazo[4,5-b]piridin-3-il)-3H-1,3-benzotiazol-2-onฤ;
5-[2-(1,1-Difluoroetil)-5-metil-imidazo[4,5-b]piridin-3-il]indolin-2-onฤ;
2-Ciclopropil-3-(1H-indazol-5-il)-5-metil-imidazo[4,5-b]piridinฤ;
3-(1H-Indazol-5-il)-2-izopropil-5-metil-imidazo[4,5-b]piridinฤ;
2-Ciclobutil-3-(1H-indazol-5-il)-5-metil-imidazo[4,5-b]piridinฤ;
6-[2-(1,1-Difluoroetil)-5-metil-imidazo[4,5-b]piridin-3-il]-3H-1,3-benzotiazol-2-onฤ;
3-(1H-Indazol-5-il)-5-metil-2-(trifluorometil)imidazo[4,5-b]piridinฤ;
2-(1,1-Difluoroetil)-3-(1H-indazol-5-il)-5-metil-imidazo[4,5-b]piridinฤ;
5-[5-(Difluorometil)-2-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ;
5-[2-(1,1-Difluoroetil)-5-(difluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ;
2-(4-Fluorofenil)-3-(1H-indol-5-il)-5-metilsulfanil-imidazo[4,5-b]piridinฤ;
3-(1H-Indazol-5-il)-2-fenil-imidazo[4,5-b]piridin-5-ol;
2-Ciclopropil-3-(1H-indazol-5-il)-5-metoxi-imidazo[4,5-b]piridinฤ;
6-[2-Etil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzoxazol-2-onฤ;
6-[2-Izopropil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzoxazol-2-onฤ;
6-[2-Tetrahidropiran-4-il-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzoxazol-2-onฤ;
(R/S)-6-[2-Tetrahidrofuran-3-il-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzoxazol-2-onฤ;
6-[2-(Etoximetil)-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzoxazol-2-onฤ;
6-[2-terลฃ-Butil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzoxazol-2-onฤ;
5-[2-(2-Fluoro-4-piridil)-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ;
2-(2-Fluoro-4-piridil)-3-(lH-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ;
5-[2-(3-Fluorociclobutil)-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ;
(R)-3-(1H-Indazol-5-il)-2-sec-butil-5-(trifluorometil)imidazo[4,5-b]piridinฤ;
(S)-3-(1H-Indazol-5-il)-2-sec-butil-5-(trifluorometil)imidazo[4,5-b]piridinฤ;
2-(5-Fluoro-2-piridil)-3-(1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ;
3-(1H-Indazol-5-il)-5-izopropil-2-(trifluorometil)imidazo[4,5-b]piridinฤ;
5-terลฃ-Butil-3-(1H-indazol-5-il)-2-(trifluorometil)imidazo[4,5-b]piridinฤ;
3-(1H-Indazol-5-il)-N-izopropil-5-(trifluorometil)imidazo[4,5-b]piridin-2-carboxamidฤ;
[3-(1H-Indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridin-2-il]-pirolidin-1-il-metanonฤ;
2-(4-Fluorofenil)-3-(1H-indol-5-il)imidazo[4,5-b]piridinฤ;
4-[2-(4-Fluorofenil)-3-(1H-indol-5-il)imidazo[4,5-b]piridin-7-il]morfolinฤ;
3-(1H-Indazol-5-il)-2-[4-(trifluorometil)fenil]imidazo[4,5-b]piridinฤ;
3-(1H-Indazol-5-il)-2-[4-(trifluorometoxi)fenil]imidazo[4,5-b]piridinฤ;
5-[2-[4-(Trifluorometil)fenil]imidazo[4,5-b]piridin-3-il]indolin-2-onฤ;
3-[3-(2-Oxoindolin-5-il)-5-(trifluorometil)imidazo[4,5-b]piridin-2-il]azetidin-1-carboxilat de terลฃ-butil;
5-[2-(Azetidin-3-il)-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ;
5-(2,5-Dimetilimidazo[4,5-b]piridin-3-il)indolin-2-onฤ;
2-Ciclopentil-3-(1H-indol-5-il)-5-piperazin-1-il-imidazo[4,5-b]piridinฤ;
3-[3-(2-Oxoindolin-5-il)-5-(trifluorometil)imidazo[4,5-b]piridin-2-il]propanoat de metil;
3-(7-Bromo-1H-indazol-5-il)-2-izopropil-5-(trifluorometil)imidazo[4,5-b]piridinฤ;
6-(2-Ciclobutil-5-(trifluorometil)-3H-imidazo[4,5-b]piridin-3-il)-3-metilbenzo[d]tiazol-2(3H)-onฤ;
3-(7-3H-1H-Indazol-5-il)-2-izopropil-5-(trifluorometil)-3H-imidazo[4,5-b]piridinฤ;
3-(7-Bromo-1H-indazol-5-il)-2,5-bis(trifluorometil)imidazo[4,5-b]piridinฤ;
3-(7-Fenil-1H-indazol-5-il)-2,5-bis(trifluorometil)-3H-imidazo[4,5-b]piridinฤ;
2,5-Bis(trifluorometil)-3-(7-vinil-1H-indazol-5-il)-3H-imidazo[4,5-b]piridinฤ;
6-(5-(Trifluorometil)-3H-imidazo[4,5-b]piridin-3-il)benzo[d]tiazol-2(3H)-onฤ;
3-(3-Fluoro-1H-indazol-5-il)-2-izopropil-5-(trifluorometil)imidazo[4,5-b]piridinฤ;
5-Cloro-3-(1H-indazol-5-il)-2-(trifluorometil)imidazo[4,5-b]piridinฤ;
5-Etil-3-(1H-indazol-5-il)-2-(trifluorometil)imidazo[4,5-b]piridinฤ;
3-(7-Metil-1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ;
2-(4-Fluorofenil)-3-(7-metil-1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ;
2-Etoxi-3-(3-fluoro-1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ;
2-Ciclopropil-3-(3-fluoro-1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ;
2-Izopropil-3-(7-metil-1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ;
3-(7-Cloro-1H-indazol-5-il)-2-(trifluorometil)imidazo[4,5-b]piridinฤ;
3-(7-Cloro-1H-indazol-5-il)-2-izopropil-imidazo[4,5-b]piridinฤ;
3-(1H-Indazol-5-il)-7-metil-2-(trifluorometil)imidazo[4,5-b]piridinฤ;
3-(7-Cloro-1H-indazol-5-il)-7-metil-2-(trifluorometil)imidazo[4,5-b]piridinฤ;
7-Metil-3-(7-metil-1H-indazol-5-il)-2-(trifluorometil)imidazo[4,5-b]piridinฤ;
3-(1H-Pirazolo[3,4-b]piridin-5-il)-2,5-bis(trifluorometil)imidazo[4,5-b]piridinฤ;
3-(7-Oxido-1H-pirazolo[3,4-b]piridin-7-ium-5-il)-2,5-bis(trifluorometil)imidazo[4,5-b]piridinฤ;
6-[5-(Difluorometil)-2-(trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzotiazol-2-onฤ;
3-(7-Cloro-1H-indazol-5-il)-2,5-bis(difluorometil)imidazo[4,5-b]piridinฤ;
5-Ciclobutil-3-(1H-indazol-5-il)-2-(trifluorometil)imidazo[4,5-b]piridinฤ;
5-(2-Etil-5-metil-imidazo[4,5-b]piridin-3-il)indolin-2,3-dionฤ;
5-(Difluorometil)-3-(1H-indazol-5-il)-2-izopropil-imidazo[4,5-b]piridinฤ;
5-(1,1-Difluoroetil)-3-(1H-indazol-5-il)-2-izopropil-imidazo[4,5-b]piridinฤ;
2,5-Bis(difluorometil)-3-(7-metil-1H-indazol-5-il)imidazo[4,5-b]piridinฤ;
2-(2-Fluoro-4-piridil)-5-metil-3-(7-metil-1H-indazol-5-il)imidazo[4,5-b]piridinฤ;
N-(2-Fluoroetil)-2-izopropil-N-metil-3-(7-metil-1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridin-7-aminฤ;
5-[2-(2-Fluoro-4-piridil)-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2,3-dionฤ;
3-[3-(2,3-Dioxoindolin-5-il)-5-(trifluorometil)imidazo[4,5-b]piridin-2-il]propanoat de metil;
2-(2-Fluoro-4-piridil)-3-(7-metil-1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ;
3-(7-Cloro-1H-indazol-5-il)-7-(2-fluoroetoxi)-2,5-bis(trifluorometil)imidazo[4,5-b]piridinฤ;
(E)-3-(5-(2,5-Bis(trifluorometil)-3H-imidazo[4,5-b]pyiidin-3-il)-1H-indazol-7-il)prop-2-en-1-ol;
3-(5-(2,5-Bis(trifluorometil)-3H-imidazo[4,5-b]piridin-3-il)-1H-indazol-7-il)propan-1-ol;
3-(7-Propil-1H-indazol-5-il)-2,5-bis(trifluorometil)-3H-imidazo[4,5-b]piridinฤ;
(E)-3-(3-(7-Metil-1H-indazol-5-il)-2-(trifluorometil)-3H-imidazo[4,5-b]piridin-5-il)prop-2-en-1-ol;
3-(3-(7-Metil-1H-indazol-5-il)-2-(trifluorometil)-3H-imidazo[4,5-b]piridin-5-il)propan-1-ol;
3-(7-Metil-1H-indazol-5-il)-5-propil-2-(trifluorometil)-3H-imidazo[4,5-b]piridinฤ;
4-[3-(1H-Indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridin-2-il]piridin-2-ol;
3-(1H-Indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ;
3-(7-Cloro-1H-indazol-5-il)-2-ciclopropil-5-(difluorometil)imidazo[4,5-b]piridinฤ;
5-(Difluorometil)-2-(4-fluorofenil)-3-(7-metil-1H-indazol-5-il)imidazo[4,5-b]piridinฤ;
3-(7-Cloro-1H-indazol-5-il)-5-(difluorometil)-2-(4-fluorofenil)imidazo[4,5-b]piridinฤ;
6-[7-Morfolino-2,5-bis(trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzotiazol-2-onฤ;
4-[3-(1H-Indazol-5-il)-2,5-bis(trifluorometil)imidazo[4,5-b]piridin-7-il]morfolinฤ;
2-(1,1-Difluoropropil)-3-(1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ;
6-[2-(1,1,2,2,2-Pentafluoroetil)-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzotiazol-2-onฤ;
6-[2-(Difluorometil)-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzotiazol-2-onฤ;
6-[2-(Difluorometil)-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzoxazol-2-onฤ;
6-[2,5-Bis(trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzoxazol-2-onฤ;
3-(3-Fluoro-1H-indazol-5-il)-2,5-bis(trifluorometil)imidazo[4,5-b]piridinฤ;
5-(Difluorometil)-3-(1H-indazol-5-il)-2-(trifluorometil)imidazo[4,5-b]piridinฤ;
6-[2-Metoxi-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzotiazol-2-onฤ;
6-[2-Etoxi-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzotiazol-2-onฤ;
2-Metoxi-3-(7-metil-1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ;
2-Etoxi-3-(7-metil-1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ;
5-[2-Etoxi-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ;
5-[2-Metoxi-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ;
3-(1H-Indazol-5-il)-2-(metilsulfonilmetil)-5-(trifluorometil)imidazo[4,5-b]piridinฤ;
2-(3-Fluorociclobutil)-3-(7-metil-1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ;
2-(3-Fluorociclobutil)-3-(7-metil-1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ;
3-(7-Cloro-1H-indazol-5-il)-2-(3-fluorociclobutil)-5-(trifluorometil)imidazo[4,5-b]piridinฤ;
3-(7-Cloro-1H-indazol-5-il)-2-(3-fluorociclobutil)-5-metil-imidazo[4,5-b]piridinฤ;
3-(7-Cloro-1H-indazol-5-il)-2-(3-fluorociclobutil)-5-(trifluorometil)imidazo[4,5-b]piridinฤ;
2-(1-Metoxi-1-metil-etil)-3-(7-metil-1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ;
2-(1,1-Difluoroetil)-3-(7-metil-1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ;
2-(1-Fluoro-1-metil-etil)-3-(7-metil-1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ;
3-(7-Cloro-1H-indazol-5-il)-2-(1-fluoro-1-metil-etil)-5-(trifluorometil)imidazo[4,5-b]piridinฤ;
2-Ciclopropil-3-(7-metil-1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ;
(*R)-2-(1-Fluoroetil)-3-(7-metil-1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ;
(*S)-2-(1-Fluoroetil)-3-(7-metil-1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ;
3-(7-Cloro-1H-indazol-5-il)-2-(1-fluorociclopropil)-5-(trifluorometil)imidazo[4,5-b]piridinฤ;
2-(1-Fluorociclopropil)-3-(7-metil-1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ;
3-(1H-Indazol-5-il)-N-izopropil-N-metil-5-(trifluorometil)imidazo[4,5-b]piridin-2-carboxamidฤ;
2-(2-Cloro-4-piridil)-3-(7-metil-lH-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ;
2-(2-Bromo-4-piridil)-3-(7-metil-1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ;
5-(Difluorometil)-2-(2-fluoro-4-piridil)-3-(7-metil-1H-indazol-5-il)imidazo[4,5-b]piridinฤ;
3-(7-Cloro-lH-indazol-5-il)-5-(difluorometil)-2-(2-fluoro-4-piridil)imidazo[4,5-b]piridinฤ;
3-(4-Cloro-1H-indazol-6-il)-2,5-bis(trifluorometil)imidazo[4,5-b]piridinฤ;
6-[2-(1,1-Difluoroetil)-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzotiazol-2-onฤ;
3-(7-Cloro-1H-indazol-5-il)-2-(1,1-difluoroetil)-5-(trifluorometil)imidazo[4,5-b]piridinฤ;
3-(7-Cloro-1H-indazol-5-il)-5-metil-2-(trifluorometil)imidazo[4,5-b]piridinฤ;
3-(7-Cloro-1H-indazol-5-il)-5-(difluorometil)-2-izopropil-imidazo[4,5-b]piridinฤ;
3-(7-Cloro-1H-indazol-5-il)-2,5-bis(trifluorometil)imidazo[4,5-b]piridinฤ;
5-[2,5-Bis(trifluorometil)imidazo[4,5-b]piridin-3-il]-7-cloro-indolin-2-onฤ;
7-Cloro-5-[2-(difluorometil)-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ;
5-(Difluorometil)-2-izopropil-3-(7-metil-1H-indazol-5-il)imidazo[4,5-b]piridinฤ;
3-(7-Cloro-1H-indazol-5-il)-5-(difluorometil)-2-metil-imidazo[4,5-b]piridinฤ;
5-[2,5-Bis(trifluorometil)imidazo[4,5-b]piridin-3-il]-7-metil-indolin-2-onฤ;
5-[2-(1,1-Difluoroetil)-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-7-metil-indolin-2-onฤ;
3-(7-Cloro-1H-indazol-5-il)-2-(difluorometil)-5-(trifluorometil)imidazo[4,5-b]piridinฤ;
3-(7-Cloro-1H-indazol-5-il)-2-(difluorometil)-5-metil-imidazo[4,5-b]piridinฤ;
3-(7-Cloro-1H-indazol-5-il)-6-fluoro-2-(trifluorometil)imidazo[4,5-b]piridinฤ;
3-(7-Bromo-1H-indazol-5-il)-2-(difluorometil)-5-(trifluorometil)imidazo[4,5-b]piridinฤ;
6-[2,5-Bis(trifluorometil)imidazo[4,5-b]piridin-3-il]-4-metil-3H-1,3-benzotiazol-2-onฤ;
6-[2,5-Bis(trifluorometil)imidazo[4,5-b]piridin-3-il]-4-cloro-3H-1,3-benzotiazol-2-onฤ;
6-[2,5-Bis(trifluorometil)imidazo[4,5-b]piridin-3-il]-4-fluoro-3H-1,3-benzoxazol-2-onฤ;
5-[2,5-bis(Trifluorometil)imidazo[4,5-b]piridin-3-il]-1H-indazol-7-carboxilat de metil;
5-[2-(Difluorometil)-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-1H-indazol-7-carboxilat de metil;
2-(Difluorometil)-3-(7-metil-1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ;
5-[2-(Difluorometil)-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-7-metil-indolin-2-onฤ;
5-[2-(Difluorometil)-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-7-fluoro-indolin-2-onฤ;
3-(4-Metil-1H-indazol-6-il)-2,5-bis(trifluorometil)imidazo[4,5-b]piridinฤ;
6-[2,5-Bis(trifluorometil)imidazo[4,5-b]piridin-3-il]-4-bromo-3H-1,3-benzoxazo1-2-onฤ;
3-(1H-Indazol-6-il)-2,5-bis(trifluorometil)imidazo[4,5-b]piridinฤ;
5-[2,5-Bis(trifluorometil)imidazo[4,5-b]piridin-3-il]-1,3-dihidropirolo[2,3-b]piridin-2-onฤ;
3-(1H-Pirolo[2,3-b]piridin-5-il)-2,5-bis(trifluorometil)imidazo[4,5-b]piridinฤ;
3-(7-Metil-1H-indazol-5-il)-2,5-bis(trifluorometil)imidazo[4,5-b]piridinฤ;
5-[2,5-Bis(trifluorometil)imidazo[4,5-b]piridin-3-il]-1H-indazol-3-carbonitril;
5-[2-(Difluorometil)-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-1H-indazol-3-ol;
6-[2-Ciclopropil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ;
3-(3-Bromo-1H-indazol-5-il)-2-izopropil-5-(trifluorometil)imidazo[4,5-b]piridinฤ;
7-Cloro-5-[2-izopropil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ;
3-(7-Cloro-1H-indazol-5-il)-6-fluoro-2-izopropil-imidazo[4,5-b]piridinฤ;
5-[2-Izopropil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-1,3-dihidropirolo[2,3-b]piridin-2-onฤ;
2-Izopropil-3-(1H-pirazolo[3,4-b]piridin-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ;
2-Izopropil-3-(1H-pirolo[2,3-b]piridin-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ;
3-(7-Alil-1H-indazol-5-il)-2,5-bis(trifluorometil)-3H-imidazo[4,5-b]piridinฤ;
3-(7-(Prop-1-en-2-il)-1H-indazol-5-il)-2,5-bis(trifluorometil)-3H-imidazo[4,5-b]piridinฤ;
3-(7-Cloro-1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ;
3-(7-Cloro-1H-indazol-5-il)-2-ciclopropil-5-(trifluorometil)imidazo[4,5-b]piridinฤ;
3-(7-Cloro-1H-indazol-5-il)-2-ciclobutil-5-(trifluorometil)imidazo[4,5-b]piridinฤ;
7-Metil-5-[2-metil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ;
5-[2-Izopropil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]-7-metil-indolin-2-onฤ;
2-Izopropil-3-(4-metil-1H-indazol-6-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ;
3-(7-Cloro-1H-indazol-5-il)-2-metil-5-(trifluorometil)imidazo[4,5-b]piridinฤ;
7-Cloro-5-[2-metil-5-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ;
3-(7-Cloro-1H-indazol-5-il)-2-etil-5-(trifluorometil)imidazo[4,5-b]piridinฤ;
2-Etil-3-(7-metil-1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ;
3-(7-Cloro-1H-indazol-5-il)-2-izopropil-5-(trifluorometil)imidazo[4,5-b]piridinฤ;
3-(7-Metil-1H-indazol-5-il)-2-(trifluorometil)imidazo[4,5-b]piridinฤ;
7-Metil-5-[2-(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ;
2-Metil-3-(7-metil-1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ;
3-(1H-Indazol-5-il)-5-(2-piridil)-2-(trifluorometil)imidazo[4,5-b]piridinฤ;
2-Ciclopropil-5-(difluorometil)-3-(1H-indazol-5-il)imidazo[4,5-b]piridinฤ;
5-(Difluorometil)-2-(4-fluorofenil)-3-(1H-indazol-5-il)imidazo[4,5-b]piridinฤ;
5-(Difluorometil)-3-(1H-indazol-5-il)-2-fenil-imidazo[4,5-b]piridinฤ;
3-(7-Cloro-1H-indazol-5-il)-5-(difluorometil)-2-(trifluorometil)imidazo[4,5-b]piridinฤ;
5-[5-(Difluorometil)-2-(trifluorometil)imidazo[4,5-b]piridin-3-il]-7-fluoro-indolin-2-onฤ;
5-(Difluorometil)-3-(7-metil-1H-indazol-5-il)-2-(trifluorometil)imidazo[4,5-b]piridinฤ;
3-(7-Cloro-1H-indazol-5-il)-2-(2-fluoro-4-piridil)-5-metil-imidazo[4,5-b]piridinฤ;
3-(7-Bromo-1H-indazol-5-il)-2-(2-fluoro-4-piridil)-5-(trifluorometil)imidazo[4,5-b]piridinฤ;
5-(2-(Hidroximetil)-6-(trifluorometil)-1H-pirolo[2,3-b]piridin-1-il)-7-metilindolin-2-onฤ;
(1-(1H-Indazol-5-il)-6-(trifluorometil)-1H-pirolo[2,3-b]piridin-2-il)metanol;
7-Metil-5-(2-metil-6-(trifluorometil)-1H-pirolo[2,3-b]piridin-1-il)indolin-2-onฤ;
5-(2-Izopropil-1H-pirolo[2,3-b]piridin-1-il)-7-metil-1H-indazol;
1-(7-Cloro-1H-indazol-5-il)-2-metil-pirolo[2,3-b]piridinฤ;
5-[6-(Difluorometil)-2-izopropil-pirolo[2,3-b]piridin-1-il]-7-metil-indolin-2-onฤ;
1-(1H-Indazol-5-il)-2-izopropil-6-(trifluorometil)pirolo[2,3-b]piridinฤ;
5-[2-(Difluorometil)-6-(trifluorometil)pirolo[2,3-b]piridin-1-il]-7-metil-indolin-2-onฤ;
6-[2-(Difluorometil)-6-(trifluorometil)pirolo[2,3-b]piridin-1-il]-3H-1,3-benzotiazol-2-onฤ;
7-Cloro-5-(2-metilpirolo[2,3-b]piridin-1-il)indolin-2-onฤ;
1-(7-Metil-1H-indazol-5-il)-6-(trifluorometil)pirolo[2,3-b]piridin-3-ol;
3-(Difluorometil)-1-(7-metil-1H-indazol-5-il)-6-(trifluorometil)pirolo[2,3-b]piridinฤ;
6-Metil-1-(7-metil-1H-indazol-5-il)pirolo[2,3-b]piridinฤ;
5-(2-Izopropil-6-metil-pirolo[2,3-b]piridin-1-il)indolin-2-onฤ;
2-(4-Fluorofenil)-1-(1H-indol-5-il)-6-metoxi-pirolo[2,3-b]piridinฤ;
2-(4-Fluorofenil)-1-indolin-5-il-pirolo[2,3-b]piridinฤ;
2-(4-Fluorofenil)-1-(1H-indol-5-il)pirolo[2,3-b]piridinฤ;
5-[3-Bromo-2-(4-fluorofenil)pirolo[2,3-b]piridin-1-il]indolin-2-onฤ;
5-[2-(4-Fluorofenil)pirolo[2,3-b]piridin-1-il]indolin-2-onฤ;
6-Fluoro-2-(4-fluorofenil)-1-(1H-indol-5-il)pirolo[2,3-b]piridinฤ;
5-[3-Bromo-6-fluoro-2-(4-fluorofenil)pirolo[2,3-b]piridin-1-il]indolin-2-onฤ;
5-[6-Fluoro-2-(4-fluorofenil)pirolo[2,3-b]piridin-1-il]indolin-2-onฤ;
1-(1H-Indol-5-il)-2-metil-6-(trifluorometil)pirolo[2,3-b]piridinฤ;
5-[2-Metil-6-(trifluorometil)pirolo[2,3-b]piridin-1-il]indolin-2-onฤ;
7-Metil-5-(2-metil-1H-pirolo[2,3-b]piridin-1-il)indolin-2-onฤ;
5-(2-Metil-6-(trifluorometil)-1H-pirolo[2,3-b]piridin-1-il)-1H-indazol;
6-(2-Metil-6-(trifluorometil)-1H-pirolo[2,3-b]piridin-1-il)benzo[d]tiazol-2(3H)-onฤ;
1-(7-Cloro-1H-indazol-5-il)-2-izopropil-pirolo[2,3-b]piridinฤ;
7-Cloro-5-(2-izopropilpirolo[2,3-b]piridin-1-il)indolin-2-onฤ;
5-(2-Izopropilpirolo[2,3-b]piridin-1-il)-7-metil-indolin-2-onฤ;
5-(2-Ciclopropilpirolo[2,3-b]piridin-1-il)-7-metil-indolin-2-onฤ;
5-(2-Izopropil-6-metil-pirolo[2,3-b]piridin-1-il)-7-metil-indolin-2-onฤ;
7-Fluoro-5-(2-izopropilpirolo[2,3-b]piridin-1-il)indolin-2-onฤ;
7-Fluoro-5-(2-izopropil-6-metil-pirolo[2,3-b]piridin-1-il)indolin-2-onฤ;
7-Fluoro-5-(2-metilpirolo[2,3-b]piridin-1-il)indolin-2-onฤ;
7-Fluoro-5-[2-metil-6-(trifluorometil)pirolo[2,3-b]piridin-1-il]indolin-2-onฤ;
(R,S)-7-Fluoro-5-[2-tetrahidrofuran-3-il-6-(trifluorometil)pirolo[2,3-b]piridin-1-il]indolin-2-onฤ;
7-Fluoro-5-[2-(metoximetil)-6-(trifluorometil)pirolo[2,3-b]piridin-1-il]indolin-2-onฤ;
5-[2-Izopropil-6-(trifluorometil)pirolo[2,3-b]piridin-1-il]-7-metil-indolin-2-onฤ;
(R,S)-5-[2-(1-Metoxietil)pirolo[2,3-b]piridin-1-il]-7-metil-indolin-2-onฤ;
7-Fluoro-5-[2-izopropil-6-(trifluorometil)pirolo[2,3-b]piridin-1-il]indolin-2-onฤ;
2-Izopropil-1-(7-metil-1H-indazol-5-il)-6-(trifluorometil)pirolo[2,3-b]piridinฤ;
2-(3-Fluoropropil)-1-(7-metil-1H-indazol-5-il)-6-(trifluorometil)pirolo[2,3-b]piridinฤ;
1-(7-Cloro-1H-indazol-5-il)-2-(3-fluoropropil)-6-(trifluorometil)pirolo[2,3-b]piridinฤ;
2-Metil-1-(7-metil-1H-indazol-5-il)-6-(trifluorometil)pirolo[2,3-b]piridinฤ;
1-(7-Cloro-1H-indazol-5-il)-2-metil-6-(trifluorometil)pirolo[2,3-b]piridinฤ;
2-Metil-1-(7-metil-1H-indazol-5-il)pirolo[2,3-b]piridinฤ;
5-[2-Izopropil-6-(trifluorometil)pirolo[2,3-b]piridin-1-il]-1H-pirazolo[3,4-b]piridinฤ;
1-(7-Metil-1H-indazol-5-il)-6-(trifluorometil)pirolo[2,3-b]piridinฤ;
7-Metil-5-(6-metilpirolo[2,3-b]piridin-1-il)indolin-2-onฤ;
7-Fluoro-5-(6-metilpirolo[2,3-b]piridin-1-il)indolin-2-onฤ;
5-(2-Ciclopropil-6-metil-pirolo[2,3-b]piridin-1-il)indolin-2-onฤ;
2-(4-Fluorofenil)-1-(1H-indol-5-il)-6-metil-pirolo[2,3-b]piridinฤ;
5-[2-(4-Fluorofenil)-6-metil-pirolo[2,3-b]piridin-1-il]indolin-2-onฤ;
5-[6-Cloro-2-(4-fluorofenil)pirolo[2,3-b]piridin-1-il]indolin-2-onฤ;
5-[2-(4-Fluorofenil)-6-metoxi-pirolo[2,3-b]piridin-1-il]indolin-2-onฤ;
6-Cloro-2-(4-fluorofenil)-1-(1H-indol-5-il)pirolo[2,3-b]piridinฤ;
6-terลฃ-Butoxi-2-(4-fluorofenil)-1-(1H-indol-5-il)pirolo[2,3-b]piridinฤ;
2-(4-Fluorofenil)-1-(1H-indol-5-il)-6-(trifluorometil)pirolo[2,3-b]piridinฤ;
1-(1H-Indol-5-il)-2-fenil-6-(trifluorometil)pirolo[2,3-b]piridinฤ;
5-[3-Bromo-2-ciclopropil-6-(trifluorometil)pirolo[2,3-b]piridin-1-il]indolin-2-onฤ;
6-Metil-2-fenil-1-(1H-pirolo[2,3-b]piridin-5-il)pirolo[2,3-b]piridinฤ;
2-Izopropil-1-(1H-pirolo[2,3-b]piridin-5-il)-6-(trifluorometil)pirolo[2,3-b]piridinฤ;
2-Metil-1-(1H-pirolo[2,3-b]piridin-5-il)-6-(trifluorometil)pirolo[2,3-b]piridinฤ;
5-(3-Bromo-6-metil-2-fenil-pirolo[2,3-b]piridin-1-il)-1,3-dihidropirolo[2,3-b]piridin-2-onฤ;
5-[3-Bromo-2-izopropil-6-(trifluorometil)pirolo[2,3-b]piridin-1-il]-1,3-dihidropirolo[2,3-b]piridin-2-onฤ;
5-[3-Bromo-2-metil-6-(trifluorometil)pirolo[2,3-b]piridin-1-il]-1,3-dihidropirolo[2,3-b]piridin-2-onฤ;
5-[2-Izopropil-6-(trifluorometil)pirolo[2,3-b]piridin-1-il]indolin-2-onฤ;
5-[2-Fenil-6-(trifluorometil)pirolo[2,3-b]piridin-1-il]indolin-2-onฤ;
5-[2-(4-Fluorofenil)-6-(trifluorometil)pirolo[2,3-b]piridin-1-il]indolin-2-onฤ;
5-[2-Ciclopropil-6-(trifluorometil)pirolo[2,3-b]piridin-1-il]indolin-2-onฤ;
5-(6-Metil-2-fenil-pirolo[2,3-b]piridin-1-il)-1,3-dihidropirolo[2,3-b]piridin-2-onฤ;
5-[2-Izopropil-6-(trifluorometil)pirolo[2,3-b]piridin-1-il]-1,3-dihidropirolo[2,3-b]piridin-2-onฤ;
5-[2-Metil-6-(trifluorometil)pirolo[2,3-b]piridin-1-il]-1,3-dihidropirolo[2,3-b]piridin-2-onฤ;
5-(2-Etilpirolo[2,3-b]piridin-1-il)-7-metil-indolin-2-onฤ;
(*R)-2-(sec-Butil)-3-(7-cloro-1H-indazol-5-il)-5-(trifluorometil)-3H-imidazo[4,5-b]piridinฤ;
(*S)-2-(sec-Butil)-3-(7-cloro-1H-indazol-5-il)-5-(trifluorometil)-3H-imidazo[4,5-b]piridinฤ;
(*R)-2-(sec-Butil)-3-(7-metil-1H-indazol-5-il)-5-(trifluorometil)-3H-imidazo[4,5-b]piridinฤ;
(*S)-2-(sec-Butil)-3-(7-metil-1H-indazol-5-il)-5-(trifluorometil)-3H-imidazo[4,5-b]piridinฤ;
(*R)-3-(7-Cloro-1H-indazol-5-il)-2-(1-fluoroetil)-5-(trifluorometil)-3H-imidazo[4,5-b]piridinฤ;
(*S)-3-(7-Cloro-1H-indazol-5-il)-2-(1-fluoroetil)-5-(trifluorometil)-3H-imidazo[4,5-b]piridinฤ;
3-(7-Cloro-1H-indazol-5-il)-2-(1,1-difluoroetil)-5-metil-3H-imidazo[4,5-b]piridinฤ;
3-(7-Cloro-1H-indazol-5-il)-2-(ciclopropilmetil)-5-(trifluorometil)-3H-imidazo[4,5-b]piridinฤ;
3-(7-Cloro-1H-indazol-5-il)-2-propil-5-(trifluorometil)-3H-imidazo[4,5-b]piridinฤ;
3-(7-Cloro-1H-indazol-5-il)-2-(metoximetil)-5-(trifluorometil)-3H-imidazo[4,5-b]piridinฤ;
3-(7-Cloro-1H-indazol-5-il)-2-izobutil-5-(trifluorometil)-3H-imidazo[4,5-b]piridinฤ;
3-(7-Cloro-1H-indazol-5-il)-5-metoxi-2-(trifluorometil)-3H-imidazo[4,5-b]piridinฤ;
3-(7-Cloro-lH-indazol-5-il)-2-(2,2,2-trifluoroetil)-5-(trifluorometil)-3H-imidazo[4,5-b]piridinฤ;
2-(1,1-Difluoropropil)-3-(7-metil-1H-indazol-5-il)-5-(trifluorometil)-3H-imidazo[4,5-b]piridinฤ;
3-(7-Metil-1H-indazol-5-il)-5-(trifluorometil)-2-(3,3,3-trifluoropropil)-3H-imidazo[4,5-b]piridinฤ;
3-(7-Cloro-1H-indazol-5-il)-2,6-bis(trifluorometil)-3H-imidazo[4,5-b]piridinฤ;
5-(5-Fluoro-2-izopropil-1H-pirolo[2,3-b]piridin-1-il)-7-metilindolin-2-onฤ;
5-(6-(Difluorometil)-2-metil-1H-pirolo[2,3-b]piridin-1-il)-7-metilindolin-2-onฤ;
1-(7-Metil-2-oxoindolin-5-il)-6-(trifluorometil)-1H-pirolo[2,3-b]piridin-2-carbaldehidฤ;
2-(2-Cloro-4-piridil)-3-(7-metil-lH-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ;
2-(2-Bromo-4-piridil)-3-(7-metil-1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ;
2-(2-19Fluoro-4-piridil)-3-(7-metil-1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ;
2-(2-[18F]fluoro-4-piridil)-3-(7-metil-1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ;
ลi sฤruri acceptabile farmaceutic ale acestuia; sau:
b) grupul constรขnd din:
3-(7-Etil-1H-indazol-5-il)-2,5-bis(trifluorometil)-3H-imidazo[4,5-b]piridinฤ;
3-(7-Izopropil-1H-indazol-5-il)-2,5-bis(trifluorometil)-3H-imidazo[4,5-b]piridinฤ;
5-(2,5-Bis(trifluorometil)-3H-imidazo[4,5-b]piridin-3-il)-1H-indazol-7-carbonitril;
3-(7-Cloro-1H-indazol-5-il)-2-izopropil-6-(trifluorometil)-3H-imidazo[4,5-b]piridinฤ;
3-(7-Cloro-1H-indazol-5-il)-6-metil-2-(trifluorometil)-3H-imidazo[4,5-b]piridinฤ;
3-(7-Cloro-1H-indazol-5-il)-7-metil-2,5-bis(trifluorometil)-3H-imidazo[4,5-b]piridinฤ;
7-Metil-3-(7-metil-1H-indazol-5-il)-2,5-bis(trifluorometil)-3H-imidazo[4,5-b]piridinฤ;
3-(7-Cloro-1H-indazol-5-il)-2-izopropil-7-metil-5-(trifluorometil)-3H-imidazo[4,5-b]piridinฤ;
3-(7-Cloro-1H-indazol-5-il)-7-metoxi-2,5-bis(trifluorometil)-3H-imidazo[4,5-b]piridinฤ;
3-(7-Cloro-1H-indazol-5-il)-2-(1-ciclopropiletil)-5-(trifluorometil)-3H-imidazo[4,5-b]piridinฤ;
3-(7-Cloro-1H-indazol-5-il)-2-(1-metilciclopropil)-5-(trifluorometil)-3H-imidazo[4,5-b]piridinฤ;
3-(7-Metil-1H-indazol-5-il)-2-(1-metilciclopropil)-5-(trifluorometil)-3H-imidazo[4,5-b]piridinฤ;
3-(7-Cloro-1H-indazol-5-il)-2-(1-metoxietil)-5-(trifluorometil)-3H-imidazo[4,5-b]piridinฤ;
6-Cloro-3-(7-cloro-1H-indazol-5-il)-2-(trifluorometil)-3H-imidazo[4,5-b]piridinฤ;
3-(7-Cloro-1H-indazol-5-il)-5-(trifluorometil)-2-(1,1,1-trifluoropropan-2-il)-3H-imidazo[4,5-b]piridinฤ;
5-(4-(Dimetilamino)-2-metil-1H-pirolo[2,3-b]piridin-1-il)-7-metilindolin-2-onฤ;
5-(4-(Azetidin-1-il)-2-metil-1H-pirolo[2,3-b]piridin-1-il)-7-metilindolin-2-onฤ;
5-(4-Metoxi-2-metil-1H-pirolo[2,3-b]piridin-1-il)-7-metilindolin-2-onฤ; ลi
5-(2,4-Dimetil-1H-pirolo[2,3-b]piridin-1-il)-7-metilindolin-2-onฤ; ลi
sฤruri acceptabile farmaceutic, N-oxizi sau solvaลฃi ai acestora.
12. Un compus conform revendicฤrii 11, รฎn care compusul este:
a) 5-[2,5-Bis(trifluorometil)imidazo[4,5-b]piridin-3-il]indolin-2-onฤ, ลi
sฤruri acceptabile farmaceutic, N-oxizi sau solvaลฃi ai acestora; sau:
b) 2-(Difluorometil)-3-(1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ,
ลi sฤruri acceptabile farmaceutic, N-oxizi sau solvaลฃi ai acestora; sau:
c) 3-(1H-Indazol-5-il)-2-izopropil-5-(trifluorometil)imidazo[4,5-b]piridinฤ,
ลi sฤruri acceptabile farmaceutic, N-oxizi sau solvaลฃi ai acestora; sau:
d) 6-[2,5-Bis(trifluorometil)imidazo[4,5-b]piridin-3-il]-3H-1,3-benzotiazol-2-onฤ,
ลi sฤruri acceptabile farmaceutic, N-oxizi sau solvaลฃi ai acestora sau:
e) 2-Izopropil-3-(7-metil-1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ,
ลi sฤruri acceptabile farmaceutic, N-oxizi sau solvaลฃi ai acestora; sau:
f) 2-(Difluorometil)-3-(7-metil-1H-indazol-5-il)-5-(trifluorometil)imidazo[4,5-b]piridinฤ, ลi sฤruri acceptabile farmaceutic, N-oxizi sau solvaลฃi ai acestora; sau:
g) 3-(7-Metil-1H-indazol-5-il)-2,5-bis(trifluorometil)imidazo[4,5-b]piridinฤ,
ลi sฤruri acceptabile farmaceutic, N-oxizi sau solvaลฃi ai acestora; sau:
h) 7-Fluoro-5-[2-izopropil-6-(trifluorometil)pirolo[2,3-b]piridin-1-il]indolin-2-onฤ;
ลi sฤruri acceptabile farmaceutic, N-oxizi sau solvaลฃi ai acestora; sau:
i) 5-(Difluorometil)-3-(1H-indazol-5-il)-2-(trifluorometil)imidazo[4,5-b]piridinฤ;
ลi sฤruri acceptabile farmaceutic, N-oxizi sau solvaลฃi ai acestora; sau:
j) 5-[2-Izopropil-6-(trifluorometil)pirolo[2,3-b]piridin-1-il]-7-metil-indolin-2-onฤ;
ลi sฤruri acceptabile farmaceutic, N-oxizi sau solvaลฃi ai acestora.
13. O compoziลฃie farmaceuticฤ cuprinzรขnd:
(A) o cantitate eficientฤ de cel puลฃin un compus รฎn conformitate cu revendicarea 1; sau o sare acceptabilฤ farmaceutic, N-oxizi sau solvat a acestuia; ลi
(B) cel puลฃin un excipient acceptabil farmaceutic.
14. O compoziลฃie farmaceuticฤ cuprinzรขnd o cantitate eficientฤ de cel puลฃin un compus din revendicฤrile 12 i) sau 12 j) ลi cel puลฃin un excipient acceptabil farmaceutic.
15. Un compus รฎn conformitate cu revendicarea 1; sau o sare acceptabilฤ farmaceutic, N-oxid sau solvat al acestora din compuลii cu Formula (I), pentru utilizare รฎn tratarea unui subiect care suferฤ de, sau este diagnosticat cu o boalฤ, tulburare, sau afecลฃiune medicalฤ mediatฤ de activitatea receptorului AMPA, tratamentul menลฃionat cuprinzรขnd administrarea la un subiect care are nevoie de un astfel de tratament a unei cantitฤลฃi eficiente din compusul cu Formula (I) menลฃionat; รฎn care:
a) boala, tulburarea, sau afecลฃiunea medicalฤ mediatฤ de receptorul AMPA este selectatฤ dintre ischemie cerebralฤ, leziune a capului, leziune a mฤduvei spinฤrii, boalฤ Alzheimer, boalฤ Parkinson, sclerozฤ lateralฤ amiotroficฤ (ALS), coree Huntington, tulburare nervoasฤ รฎn SIDA, epilepsie, tulburare mentalฤ, tulburare de mobilitate, durere, spasticitate, tulburare nervoasฤ de la toxine din alimente, diferite boli neurodegenerative, diferite boli mentale, durere cronicฤ, migrenฤ, durere รฎn cancer, neuropatie diabeticฤ, encefalitฤ, encefalomielitฤ diseminatฤ acutฤ, polineuropatie demielinizantฤ acutฤ (sindrom Guillain Barre), polineuropatie demielinizantฤ inflamatorie cronicฤ, sclerozฤ multiplฤ, boalฤ Marchifava-Bignami, mielinolizฤ pontinฤ centralฤ, sindrom Devic, boalฤ Balo, mielopatie HIV sau HTLV, leucoencefalopatie multifocalฤ progresivฤ, o tulburare demielinizantฤ secundarฤ (de exemplu, lupus eritematos al SNC, poliarteritฤ nodoasฤ, sindrom Sjogren, sarcoidozฤ, ลi vasculitฤ cerebralฤ izolatฤ), schizofrenie, schizofrenie prodromalฤ, tulburare cognitivฤ, depresie, tulburฤri de anxietate, depresie anxioasฤ, ลi tulburare bipolarฤ; sau:
b) boala, tulburarea, sau afecลฃiunea mediatฤ de receptorul AMPA este depresie, tulburare de stres post traumatic, epilepsie, schizofrenie, schizofrenie prodromalฤ, sau o tulburare cognitivฤ.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
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