ITMI20001697A1 - Ammidi di acidi 2-(1h-indol-3-il)-2-oxo-acetici ad attivita' antitumorale - Google Patents
Ammidi di acidi 2-(1h-indol-3-il)-2-oxo-acetici ad attivita' antitumorale Download PDFInfo
- Publication number
- ITMI20001697A1 ITMI20001697A1 IT2000MI001697A ITMI20001697A ITMI20001697A1 IT MI20001697 A1 ITMI20001697 A1 IT MI20001697A1 IT 2000MI001697 A IT2000MI001697 A IT 2000MI001697A IT MI20001697 A ITMI20001697 A IT MI20001697A IT MI20001697 A1 ITMI20001697 A1 IT MI20001697A1
- Authority
- IT
- Italy
- Prior art keywords
- indole
- chlorobenzyl
- alkyl
- compounds
- cyano
- Prior art date
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- 150000001408 amides Chemical class 0.000 title description 3
- 230000001093 anti-cancer Effects 0.000 title 1
- 150000001875 compounds Chemical class 0.000 claims description 42
- -1 C1-C4 -alkylthio Chemical group 0.000 claims description 33
- SIKJAQJRHWYJAI-UHFFFAOYSA-N Indole Chemical compound C1=CC=C2NC=CC2=C1 SIKJAQJRHWYJAI-UHFFFAOYSA-N 0.000 claims description 24
- PZOUSPYUWWUPPK-UHFFFAOYSA-N indole Natural products CC1=CC=CC2=C1C=CN2 PZOUSPYUWWUPPK-UHFFFAOYSA-N 0.000 claims description 12
- RKJUIXBNRJVNHR-UHFFFAOYSA-N indolenine Natural products C1=CC=C2CC=NC2=C1 RKJUIXBNRJVNHR-UHFFFAOYSA-N 0.000 claims description 12
- 238000002360 preparation method Methods 0.000 claims description 11
- YLQBMQCUIZJEEH-UHFFFAOYSA-N Furan Chemical compound C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 claims description 10
- 125000003118 aryl group Chemical group 0.000 claims description 9
- RAXXELZNTBOGNW-UHFFFAOYSA-N imidazole Natural products C1=CNC=N1 RAXXELZNTBOGNW-UHFFFAOYSA-N 0.000 claims description 9
- GLUUGHFHXGJENI-UHFFFAOYSA-N Piperazine Chemical compound C1CNCCN1 GLUUGHFHXGJENI-UHFFFAOYSA-N 0.000 claims description 8
- 239000001257 hydrogen Substances 0.000 claims description 8
- 229910052739 hydrogen Inorganic materials 0.000 claims description 8
- 125000004435 hydrogen atom Chemical group [H]* 0.000 claims description 8
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 claims description 8
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 claims description 8
- 239000000203 mixture Substances 0.000 claims description 7
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 6
- KYQCOXFCLRTKLS-UHFFFAOYSA-N Pyrazine Chemical compound C1=CN=CC=N1 KYQCOXFCLRTKLS-UHFFFAOYSA-N 0.000 claims description 6
- RWRDLPDLKQPQOW-UHFFFAOYSA-N Pyrrolidine Chemical compound C1CCNC1 RWRDLPDLKQPQOW-UHFFFAOYSA-N 0.000 claims description 6
- YTPLMLYBLZKORZ-UHFFFAOYSA-N Thiophene Chemical compound C=1C=CSC=1 YTPLMLYBLZKORZ-UHFFFAOYSA-N 0.000 claims description 6
- 125000004453 alkoxycarbonyl group Chemical group 0.000 claims description 6
- 125000000217 alkyl group Chemical group 0.000 claims description 6
- 230000000259 anti-tumor effect Effects 0.000 claims description 6
- 125000004093 cyano group Chemical group *C#N 0.000 claims description 6
- 229910052736 halogen Inorganic materials 0.000 claims description 6
- 150000002367 halogens Chemical class 0.000 claims description 6
- 125000000623 heterocyclic group Chemical group 0.000 claims description 6
- 125000002887 hydroxy group Chemical group [H]O* 0.000 claims description 6
- 229910052757 nitrogen Inorganic materials 0.000 claims description 6
- XSCHRSMBECNVNS-UHFFFAOYSA-N quinoxaline Chemical compound N1=CC=NC2=CC=CC=C21 XSCHRSMBECNVNS-UHFFFAOYSA-N 0.000 claims description 6
- 125000002023 trifluoromethyl group Chemical group FC(F)(F)* 0.000 claims description 6
- KAESVJOAVNADME-UHFFFAOYSA-N 1H-pyrrole Natural products C=1C=CNC=1 KAESVJOAVNADME-UHFFFAOYSA-N 0.000 claims description 5
- FZWLAAWBMGSTSO-UHFFFAOYSA-N Thiazole Chemical compound C1=CSC=N1 FZWLAAWBMGSTSO-UHFFFAOYSA-N 0.000 claims description 5
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 claims description 5
- CTAPFRYPJLPFDF-UHFFFAOYSA-N isoxazole Chemical compound C=1C=NOC=1 CTAPFRYPJLPFDF-UHFFFAOYSA-N 0.000 claims description 5
- 125000004769 (C1-C4) alkylsulfonyl group Chemical group 0.000 claims description 4
- FYADHXFMURLYQI-UHFFFAOYSA-N 1,2,4-triazine Chemical compound C1=CN=NC=N1 FYADHXFMURLYQI-UHFFFAOYSA-N 0.000 claims description 4
- NSPMIYGKQJPBQR-UHFFFAOYSA-N 4H-1,2,4-triazole Chemical compound C=1N=CNN=1 NSPMIYGKQJPBQR-UHFFFAOYSA-N 0.000 claims description 4
- KDCGOANMDULRCW-UHFFFAOYSA-N 7H-purine Chemical compound N1=CNC2=NC=NC2=C1 KDCGOANMDULRCW-UHFFFAOYSA-N 0.000 claims description 4
- UJOBWOGCFQCDNV-UHFFFAOYSA-N 9H-carbazole Chemical compound C1=CC=C2C3=CC=CC=C3NC2=C1 UJOBWOGCFQCDNV-UHFFFAOYSA-N 0.000 claims description 4
- WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical compound [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 claims description 4
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 claims description 4
- NQRYJNQNLNOLGT-UHFFFAOYSA-N Piperidine Chemical compound C1CCNCC1 NQRYJNQNLNOLGT-UHFFFAOYSA-N 0.000 claims description 4
- WTKZEGDFNFYCGP-UHFFFAOYSA-N Pyrazole Chemical compound C=1C=NNC=1 WTKZEGDFNFYCGP-UHFFFAOYSA-N 0.000 claims description 4
- JUJWROOIHBZHMG-UHFFFAOYSA-N Pyridine Chemical compound C1=CC=NC=C1 JUJWROOIHBZHMG-UHFFFAOYSA-N 0.000 claims description 4
- SMWDFEZZVXVKRB-UHFFFAOYSA-N Quinoline Chemical compound N1=CC=CC2=CC=CC=C21 SMWDFEZZVXVKRB-UHFFFAOYSA-N 0.000 claims description 4
- IOJUPLGTWVMSFF-UHFFFAOYSA-N benzothiazole Chemical compound C1=CC=C2SC=NC2=C1 IOJUPLGTWVMSFF-UHFFFAOYSA-N 0.000 claims description 4
- 125000001797 benzyl group Chemical group [H]C1=C([H])C([H])=C(C([H])=C1[H])C([H])([H])* 0.000 claims description 4
- GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Substances BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 claims description 4
- 229910052794 bromium Inorganic materials 0.000 claims description 4
- 239000000460 chlorine Substances 0.000 claims description 4
- 229910052801 chlorine Inorganic materials 0.000 claims description 4
- 125000000753 cycloalkyl group Chemical group 0.000 claims description 4
- TXCDCPKCNAJMEE-UHFFFAOYSA-N dibenzofuran Chemical compound C1=CC=C2C3=CC=CC=C3OC2=C1 TXCDCPKCNAJMEE-UHFFFAOYSA-N 0.000 claims description 4
- AWJUIBRHMBBTKR-UHFFFAOYSA-N isoquinoline Chemical compound C1=NC=CC2=CC=CC=C21 AWJUIBRHMBBTKR-UHFFFAOYSA-N 0.000 claims description 4
- 125000004170 methylsulfonyl group Chemical group [H]C([H])([H])S(*)(=O)=O 0.000 claims description 4
- 125000004433 nitrogen atom Chemical group N* 0.000 claims description 4
- 229910052705 radium Inorganic materials 0.000 claims description 4
- 125000000876 trifluoromethoxy group Chemical group FC(F)(F)O* 0.000 claims description 4
- BBVIDBNAYOIXOE-UHFFFAOYSA-N 1,2,4-oxadiazole Chemical compound C=1N=CON=1 BBVIDBNAYOIXOE-UHFFFAOYSA-N 0.000 claims description 3
- FKASFBLJDCHBNZ-UHFFFAOYSA-N 1,3,4-oxadiazole Chemical compound C1=NN=CO1 FKASFBLJDCHBNZ-UHFFFAOYSA-N 0.000 claims description 3
- PXGOKWXKJXAPGV-UHFFFAOYSA-N Fluorine Chemical compound FF PXGOKWXKJXAPGV-UHFFFAOYSA-N 0.000 claims description 3
- YNAVUWVOSKDBBP-UHFFFAOYSA-N Morpholine Chemical group C1COCCN1 YNAVUWVOSKDBBP-UHFFFAOYSA-N 0.000 claims description 3
- 150000001204 N-oxides Chemical class 0.000 claims description 3
- ZCQWOFVYLHDMMC-UHFFFAOYSA-N Oxazole Chemical compound C1=COC=N1 ZCQWOFVYLHDMMC-UHFFFAOYSA-N 0.000 claims description 3
- PCNDJXKNXGMECE-UHFFFAOYSA-N Phenazine Natural products C1=CC=CC2=NC3=CC=CC=C3N=C21 PCNDJXKNXGMECE-UHFFFAOYSA-N 0.000 claims description 3
- CZPWVGJYEJSRLH-UHFFFAOYSA-N Pyrimidine Chemical compound C1=CN=CN=C1 CZPWVGJYEJSRLH-UHFFFAOYSA-N 0.000 claims description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 3
- 239000011737 fluorine Substances 0.000 claims description 3
- 229910052731 fluorine Inorganic materials 0.000 claims description 3
- JKFAIQOWCVVSKC-UHFFFAOYSA-N furazan Chemical compound C=1C=NON=1 JKFAIQOWCVVSKC-UHFFFAOYSA-N 0.000 claims description 3
- 125000004475 heteroaralkyl group Chemical group 0.000 claims description 3
- ZLTPDFXIESTBQG-UHFFFAOYSA-N isothiazole Chemical compound C=1C=NSC=1 ZLTPDFXIESTBQG-UHFFFAOYSA-N 0.000 claims description 3
- 239000001301 oxygen Substances 0.000 claims description 3
- 229910052760 oxygen Inorganic materials 0.000 claims description 3
- 239000008194 pharmaceutical composition Substances 0.000 claims description 3
- PBMFSQRYOILNGV-UHFFFAOYSA-N pyridazine Chemical compound C1=CC=NN=C1 PBMFSQRYOILNGV-UHFFFAOYSA-N 0.000 claims description 3
- 125000004434 sulfur atom Chemical group 0.000 claims description 3
- 150000003536 tetrazoles Chemical class 0.000 claims description 3
- 229930192474 thiophene Natural products 0.000 claims description 3
- 125000006273 (C1-C3) alkyl group Chemical group 0.000 claims description 2
- 125000004178 (C1-C4) alkyl group Chemical group 0.000 claims description 2
- JYEUMXHLPRZUAT-UHFFFAOYSA-N 1,2,3-triazine Chemical compound C1=CN=NN=C1 JYEUMXHLPRZUAT-UHFFFAOYSA-N 0.000 claims description 2
- UDGKZGLPXCRRAM-UHFFFAOYSA-N 1,2,5-thiadiazole Chemical compound C=1C=NSN=1 UDGKZGLPXCRRAM-UHFFFAOYSA-N 0.000 claims description 2
- MBIZXFATKUQOOA-UHFFFAOYSA-N 1,3,4-thiadiazole Chemical compound C1=NN=CS1 MBIZXFATKUQOOA-UHFFFAOYSA-N 0.000 claims description 2
- BCMCBBGGLRIHSE-UHFFFAOYSA-N 1,3-benzoxazole Chemical compound C1=CC=C2OC=NC2=C1 BCMCBBGGLRIHSE-UHFFFAOYSA-N 0.000 claims description 2
- HYZJCKYKOHLVJF-UHFFFAOYSA-N 1H-benzimidazole Chemical compound C1=CC=C2NC=NC2=C1 HYZJCKYKOHLVJF-UHFFFAOYSA-N 0.000 claims description 2
- BAXOFTOLAUCFNW-UHFFFAOYSA-N 1H-indazole Chemical compound C1=CC=C2C=NNC2=C1 BAXOFTOLAUCFNW-UHFFFAOYSA-N 0.000 claims description 2
- SYOANZBNGDEJFH-UHFFFAOYSA-N 2,5-dihydro-1h-triazole Chemical compound C1NNN=C1 SYOANZBNGDEJFH-UHFFFAOYSA-N 0.000 claims description 2
- 125000000339 4-pyridyl group Chemical group N1=C([H])C([H])=C([*])C([H])=C1[H] 0.000 claims description 2
- 125000004423 acyloxy group Chemical group 0.000 claims description 2
- 125000004397 aminosulfonyl group Chemical group NS(=O)(=O)* 0.000 claims description 2
- 125000005239 aroylamino group Chemical group 0.000 claims description 2
- RFRXIWQYSOIBDI-UHFFFAOYSA-N benzarone Chemical compound CCC=1OC2=CC=CC=C2C=1C(=O)C1=CC=C(O)C=C1 RFRXIWQYSOIBDI-UHFFFAOYSA-N 0.000 claims description 2
- QRUDEWIWKLJBPS-UHFFFAOYSA-N benzotriazole Chemical compound C1=CC=C2N[N][N]C2=C1 QRUDEWIWKLJBPS-UHFFFAOYSA-N 0.000 claims description 2
- 239000012964 benzotriazole Substances 0.000 claims description 2
- 125000004432 carbon atom Chemical group C* 0.000 claims description 2
- 125000003754 ethoxycarbonyl group Chemical group C(=O)(OCC)* 0.000 claims description 2
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 claims description 2
- 125000004438 haloalkoxy group Chemical group 0.000 claims description 2
- 125000000449 nitro group Chemical group [O-][N+](*)=O 0.000 claims description 2
- 125000004430 oxygen atom Chemical group O* 0.000 claims description 2
- 125000000951 phenoxy group Chemical group [H]C1=C([H])C([H])=C(O*)C([H])=C1[H] 0.000 claims description 2
- LFSXCDWNBUNEEM-UHFFFAOYSA-N phthalazine Chemical compound C1=NN=CC2=CC=CC=C21 LFSXCDWNBUNEEM-UHFFFAOYSA-N 0.000 claims description 2
- 125000002924 primary amino group Chemical group [H]N([H])* 0.000 claims description 2
- CPNGPNLZQNNVQM-UHFFFAOYSA-N pteridine Chemical compound N1=CN=CC2=NC=CN=C21 CPNGPNLZQNNVQM-UHFFFAOYSA-N 0.000 claims description 2
- UMJSCPRVCHMLSP-UHFFFAOYSA-N pyridine Natural products COC1=CC=CN=C1 UMJSCPRVCHMLSP-UHFFFAOYSA-N 0.000 claims description 2
- ILVXOBCQQYKLDS-UHFFFAOYSA-N pyridine N-oxide Chemical compound [O-][N+]1=CC=CC=C1 ILVXOBCQQYKLDS-UHFFFAOYSA-N 0.000 claims description 2
- JWVCLYRUEFBMGU-UHFFFAOYSA-N quinazoline Chemical compound N1=CN=CC2=CC=CC=C21 JWVCLYRUEFBMGU-UHFFFAOYSA-N 0.000 claims description 2
- 125000006413 ring segment Chemical group 0.000 claims description 2
- 150000003839 salts Chemical class 0.000 claims description 2
- 125000000472 sulfonyl group Chemical group *S(*)(=O)=O 0.000 claims description 2
- 125000003396 thiol group Chemical class [H]S* 0.000 claims description 2
- 125000006559 (C1-C3) alkylamino group Chemical group 0.000 claims 1
- 125000000229 (C1-C4)alkoxy group Chemical group 0.000 claims 1
- 125000006313 (C5-C8) alkyl group Chemical group 0.000 claims 1
- FIDRAVVQGKNYQK-UHFFFAOYSA-N 1,2,3,4-tetrahydrotriazine Chemical compound C1NNNC=C1 FIDRAVVQGKNYQK-UHFFFAOYSA-N 0.000 claims 1
- YGTAZGSLCXNBQL-UHFFFAOYSA-N 1,2,4-thiadiazole Chemical compound C=1N=CSN=1 YGTAZGSLCXNBQL-UHFFFAOYSA-N 0.000 claims 1
- CODNYICXDISAEA-UHFFFAOYSA-N bromine monochloride Chemical group BrCl CODNYICXDISAEA-UHFFFAOYSA-N 0.000 claims 1
- WCZVZNOTHYJIEI-UHFFFAOYSA-N cinnoline Chemical compound N1=NC=CC2=CC=CC=C21 WCZVZNOTHYJIEI-UHFFFAOYSA-N 0.000 claims 1
- 239000003814 drug Substances 0.000 claims 1
- 125000001153 fluoro group Chemical group F* 0.000 claims 1
- 125000003226 pyrazolyl group Chemical group 0.000 claims 1
- 125000000168 pyrrolyl group Chemical group 0.000 claims 1
- IAZDPXIOMUYVGZ-UHFFFAOYSA-N Dimethylsulphoxide Chemical compound CS(C)=O IAZDPXIOMUYVGZ-UHFFFAOYSA-N 0.000 description 24
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 16
- 239000003921 oil Substances 0.000 description 14
- 125000004176 4-fluorobenzyl group Chemical group [H]C1=C([H])C(=C([H])C([H])=C1F)C([H])([H])* 0.000 description 13
- 239000000243 solution Substances 0.000 description 13
- 238000006243 chemical reaction Methods 0.000 description 12
- XTHFKEDIFFGKHM-UHFFFAOYSA-N Dimethoxyethane Chemical compound COCCOC XTHFKEDIFFGKHM-UHFFFAOYSA-N 0.000 description 10
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 10
- 238000000034 method Methods 0.000 description 9
- IAZDPXIOMUYVGZ-WFGJKAKNSA-N Dimethyl sulfoxide Chemical compound [2H]C([2H])([2H])S(=O)C([2H])([2H])[2H] IAZDPXIOMUYVGZ-WFGJKAKNSA-N 0.000 description 8
- CTSLXHKWHWQRSH-UHFFFAOYSA-N oxalyl chloride Chemical compound ClC(=O)C(Cl)=O CTSLXHKWHWQRSH-UHFFFAOYSA-N 0.000 description 8
- 239000000725 suspension Substances 0.000 description 8
- 238000005160 1H NMR spectroscopy Methods 0.000 description 7
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 7
- 206010028980 Neoplasm Diseases 0.000 description 7
- 239000002904 solvent Substances 0.000 description 7
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 6
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 6
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 description 6
- 238000001914 filtration Methods 0.000 description 6
- 239000011541 reaction mixture Substances 0.000 description 6
- 125000006283 4-chlorobenzyl group Chemical group [H]C1=C([H])C(=C([H])C([H])=C1Cl)C([H])([H])* 0.000 description 5
- KEAYESYHFKHZAL-UHFFFAOYSA-N Sodium Chemical compound [Na] KEAYESYHFKHZAL-UHFFFAOYSA-N 0.000 description 5
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 5
- 239000012312 sodium hydride Substances 0.000 description 5
- 229910000104 sodium hydride Inorganic materials 0.000 description 5
- 238000003756 stirring Methods 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 229910052784 alkaline earth metal Inorganic materials 0.000 description 4
- 238000004458 analytical method Methods 0.000 description 4
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 4
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- 239000000047 product Substances 0.000 description 4
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- WVDDGKGOMKODPV-UHFFFAOYSA-N Benzyl alcohol Chemical compound OCC1=CC=CC=C1 WVDDGKGOMKODPV-UHFFFAOYSA-N 0.000 description 3
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 3
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- BZLVMXJERCGZMT-UHFFFAOYSA-N Methyl tert-butyl ether Chemical compound COC(C)(C)C BZLVMXJERCGZMT-UHFFFAOYSA-N 0.000 description 3
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- MLPYRRKSOFSWLZ-UHFFFAOYSA-N 1-[(3-chlorophenyl)methyl]indole Chemical compound ClC1=CC=CC(CN2C3=CC=CC=C3C=C2)=C1 MLPYRRKSOFSWLZ-UHFFFAOYSA-N 0.000 description 2
- WGNNWLVFINIDPS-UHFFFAOYSA-N 1-[(4-chlorophenyl)methyl]-6-methoxy-5-phenylmethoxyindole Chemical compound C1=CC=2C=C(OCC=3C=CC=CC=3)C(OC)=CC=2N1CC1=CC=C(Cl)C=C1 WGNNWLVFINIDPS-UHFFFAOYSA-N 0.000 description 2
- VOWUHKQBOIRNJT-UHFFFAOYSA-N 1-octylindole Chemical compound C1=CC=C2N(CCCCCCCC)C=CC2=C1 VOWUHKQBOIRNJT-UHFFFAOYSA-N 0.000 description 2
- AWMLDBKLOPNOAR-UHFFFAOYSA-N 2-(1h-indol-3-yl)-2-oxoacetamide Chemical class C1=CC=C2C(C(=O)C(=O)N)=CNC2=C1 AWMLDBKLOPNOAR-UHFFFAOYSA-N 0.000 description 2
- GDRLFEYGXZDLPO-UHFFFAOYSA-N 2-[1-[(4-fluorophenyl)methyl]indol-3-yl]-2-oxoacetyl chloride Chemical compound C1=CC(F)=CC=C1CN1C2=CC=CC=C2C(C(=O)C(Cl)=O)=C1 GDRLFEYGXZDLPO-UHFFFAOYSA-N 0.000 description 2
- CCRDCFDKMCDDJO-UHFFFAOYSA-N 5-[(4-chlorophenyl)methyl]-[1,3]dioxolo[4,5-f]indole Chemical compound C1=CC(Cl)=CC=C1CN1C2=CC(OCO3)=C3C=C2C=C1 CCRDCFDKMCDDJO-UHFFFAOYSA-N 0.000 description 2
- CIWBSHSKHKDKBQ-JLAZNSOCSA-N Ascorbic acid Chemical compound OC[C@H](O)[C@H]1OC(=O)C(O)=C1O CIWBSHSKHKDKBQ-JLAZNSOCSA-N 0.000 description 2
- 206010009944 Colon cancer Diseases 0.000 description 2
- 208000001333 Colorectal Neoplasms Diseases 0.000 description 2
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- 238000011534 incubation Methods 0.000 description 1
- 125000000814 indol-3-yl group Chemical group [H]C1=C([H])C([H])=C2N([H])C([H])=C([*])C2=C1[H] 0.000 description 1
- 239000003701 inert diluent Substances 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- 150000007529 inorganic bases Chemical class 0.000 description 1
- 239000008101 lactose Substances 0.000 description 1
- 230000000670 limiting effect Effects 0.000 description 1
- XMGQYMWWDOXHJM-UHFFFAOYSA-N limonene Chemical compound CC(=C)C1CCC(C)=CC1 XMGQYMWWDOXHJM-UHFFFAOYSA-N 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
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- 210000004072 lung Anatomy 0.000 description 1
- 201000005202 lung cancer Diseases 0.000 description 1
- 235000019359 magnesium stearate Nutrition 0.000 description 1
- UBAPKLYBZKVHJE-UHFFFAOYSA-N methyl 1-[(4-chlorophenyl)methyl]indole-4-carboxylate Chemical compound C1=CC=2C(C(=O)OC)=CC=CC=2N1CC1=CC=C(Cl)C=C1 UBAPKLYBZKVHJE-UHFFFAOYSA-N 0.000 description 1
- GEBXBEAKNZPYPU-UHFFFAOYSA-N methyl 1-[(4-chlorophenyl)methyl]indole-7-carboxylate Chemical compound C1=2C(C(=O)OC)=CC=CC=2C=CN1CC1=CC=C(Cl)C=C1 GEBXBEAKNZPYPU-UHFFFAOYSA-N 0.000 description 1
- JUFKVERHVVZNPW-UHFFFAOYSA-N methyl 1-[[4-(trifluoromethoxy)phenyl]methyl]indole-6-carboxylate Chemical compound C12=CC(C(=O)OC)=CC=C2C=CN1CC1=CC=C(OC(F)(F)F)C=C1 JUFKVERHVVZNPW-UHFFFAOYSA-N 0.000 description 1
- KBZKGZKSDUMIGR-UHFFFAOYSA-N methyl 2-[4-(indol-1-ylmethyl)phenyl]acetate Chemical compound C1=CC(CC(=O)OC)=CC=C1CN1C2=CC=CC=C2C=C1 KBZKGZKSDUMIGR-UHFFFAOYSA-N 0.000 description 1
- ABYRQXUKLCPEMG-UHFFFAOYSA-N methyl 4-(indol-1-ylmethyl)benzoate Chemical compound C1=CC(C(=O)OC)=CC=C1CN1C2=CC=CC=C2C=C1 ABYRQXUKLCPEMG-UHFFFAOYSA-N 0.000 description 1
- HTQHYDNSUMSHON-UHFFFAOYSA-N methyl 4-[(6-fluoroindol-1-yl)methyl]benzoate Chemical compound C1=CC(C(=O)OC)=CC=C1CN1C2=CC(F)=CC=C2C=C1 HTQHYDNSUMSHON-UHFFFAOYSA-N 0.000 description 1
- 229960001047 methyl salicylate Drugs 0.000 description 1
- 229940016286 microcrystalline cellulose Drugs 0.000 description 1
- 235000019813 microcrystalline cellulose Nutrition 0.000 description 1
- 239000008108 microcrystalline cellulose Substances 0.000 description 1
- 239000008368 mint flavor Substances 0.000 description 1
- BTWIGYNTLUEHBD-UHFFFAOYSA-N n-(1-benzylindol-5-yl)acetamide Chemical compound C1=CC2=CC(NC(=O)C)=CC=C2N1CC1=CC=CC=C1 BTWIGYNTLUEHBD-UHFFFAOYSA-N 0.000 description 1
- VRMPNNCEOZOFMT-UHFFFAOYSA-N n-[1-[(4-chlorophenyl)methyl]indol-5-yl]methanesulfonamide Chemical compound C1=CC2=CC(NS(=O)(=O)C)=CC=C2N1CC1=CC=C(Cl)C=C1 VRMPNNCEOZOFMT-UHFFFAOYSA-N 0.000 description 1
- WVJPEBHBXKYSGO-UHFFFAOYSA-N n-[1-[[4-(trifluoromethyl)phenyl]methyl]indol-5-yl]methanesulfonamide Chemical compound C1=CC2=CC(NS(=O)(=O)C)=CC=C2N1CC1=CC=C(C(F)(F)F)C=C1 WVJPEBHBXKYSGO-UHFFFAOYSA-N 0.000 description 1
- 125000004923 naphthylmethyl group Chemical group C1(=CC=CC2=CC=CC=C12)C* 0.000 description 1
- 239000002547 new drug Substances 0.000 description 1
- 239000007968 orange flavor Substances 0.000 description 1
- 150000007530 organic bases Chemical group 0.000 description 1
- 239000012074 organic phase Substances 0.000 description 1
- 125000003431 oxalo group Chemical group 0.000 description 1
- 125000006503 p-nitrobenzyl group Chemical group [H]C1=C([H])C(=C([H])C([H])=C1[N+]([O-])=O)C([H])([H])* 0.000 description 1
- 125000000636 p-nitrophenyl group Chemical group [H]C1=C([H])C(=C([H])C([H])=C1*)[N+]([O-])=O 0.000 description 1
- 125000001037 p-tolyl group Chemical group [H]C1=C([H])C(=C([H])C([H])=C1*)C([H])([H])[H] 0.000 description 1
- 229960001592 paclitaxel Drugs 0.000 description 1
- 238000007911 parenteral administration Methods 0.000 description 1
- 239000000546 pharmaceutical excipient Substances 0.000 description 1
- 235000021317 phosphate Nutrition 0.000 description 1
- 150000003013 phosphoric acid derivatives Chemical class 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 229920001223 polyethylene glycol Polymers 0.000 description 1
- 235000015320 potassium carbonate Nutrition 0.000 description 1
- 235000011181 potassium carbonates Nutrition 0.000 description 1
- LPNYRYFBWFDTMA-UHFFFAOYSA-N potassium tert-butoxide Chemical compound [K+].CC(C)(C)[O-] LPNYRYFBWFDTMA-UHFFFAOYSA-N 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 230000035755 proliferation Effects 0.000 description 1
- 125000006239 protecting group Chemical group 0.000 description 1
- 125000004076 pyridyl group Chemical group 0.000 description 1
- 125000005344 pyridylmethyl group Chemical group [H]C1=C([H])C([H])=C([H])C(=N1)C([H])([H])* 0.000 description 1
- CVHZOJJKTDOEJC-UHFFFAOYSA-N saccharin Chemical compound C1=CC=C2C(=O)NS(=O)(=O)C2=C1 CVHZOJJKTDOEJC-UHFFFAOYSA-N 0.000 description 1
- 229940081974 saccharin Drugs 0.000 description 1
- 235000019204 saccharin Nutrition 0.000 description 1
- 239000000901 saccharin and its Na,K and Ca salt Substances 0.000 description 1
- 239000012047 saturated solution Substances 0.000 description 1
- 239000004208 shellac Substances 0.000 description 1
- ZLGIYFNHBLSMPS-ATJNOEHPSA-N shellac Chemical compound OCCCCCC(O)C(O)CCCCCCCC(O)=O.C1C23[C@H](C(O)=O)CCC2[C@](C)(CO)[C@@H]1C(C(O)=O)=C[C@@H]3O ZLGIYFNHBLSMPS-ATJNOEHPSA-N 0.000 description 1
- 229940113147 shellac Drugs 0.000 description 1
- 235000013874 shellac Nutrition 0.000 description 1
- 235000010267 sodium hydrogen sulphite Nutrition 0.000 description 1
- 239000008107 starch Substances 0.000 description 1
- 235000019698 starch Nutrition 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 201000011549 stomach cancer Diseases 0.000 description 1
- 125000001424 substituent group Chemical group 0.000 description 1
- 239000005720 sucrose Substances 0.000 description 1
- 239000003765 sweetening agent Substances 0.000 description 1
- 230000002195 synergetic effect Effects 0.000 description 1
- 235000020357 syrup Nutrition 0.000 description 1
- 239000006188 syrup Substances 0.000 description 1
- 239000003826 tablet Substances 0.000 description 1
- RCINICONZNJXQF-MZXODVADSA-N taxol Chemical compound O([C@@H]1[C@@]2(C[C@@H](C(C)=C(C2(C)C)[C@H](C([C@]2(C)[C@@H](O)C[C@H]3OC[C@]3([C@H]21)OC(C)=O)=O)OC(=O)C)OC(=O)[C@H](O)[C@@H](NC(=O)C=1C=CC=CC=1)C=1C=CC=CC=1)O)C(=O)C1=CC=CC=C1 RCINICONZNJXQF-MZXODVADSA-N 0.000 description 1
- 229940063683 taxotere Drugs 0.000 description 1
- 125000000999 tert-butyl group Chemical group [H]C([H])([H])C(*)(C([H])([H])[H])C([H])([H])[H] 0.000 description 1
- 238000002560 therapeutic procedure Methods 0.000 description 1
- 125000000437 thiazol-2-yl group Chemical group [H]C1=C([H])N=C(*)S1 0.000 description 1
- UCFGDBYHRUNTLO-QHCPKHFHSA-N topotecan Chemical compound C1=C(O)C(CN(C)C)=C2C=C(CN3C4=CC5=C(C3=O)COC(=O)[C@]5(O)CC)C4=NC2=C1 UCFGDBYHRUNTLO-QHCPKHFHSA-N 0.000 description 1
- 229960000303 topotecan Drugs 0.000 description 1
- 235000010487 tragacanth Nutrition 0.000 description 1
- 239000000196 tragacanth Substances 0.000 description 1
- 229940116362 tragacanth Drugs 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 210000004881 tumor cell Anatomy 0.000 description 1
- 230000035899 viability Effects 0.000 description 1
- 239000008215 water for injection Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D403/00—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, not provided for by group C07D401/00
- C07D403/02—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, not provided for by group C07D401/00 containing two hetero rings
- C07D403/12—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, not provided for by group C07D401/00 containing two hetero rings linked by a chain containing hetero atoms as chain links
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P35/00—Antineoplastic agents
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D413/00—Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and oxygen atoms as the only ring hetero atoms
- C07D413/02—Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and oxygen atoms as the only ring hetero atoms containing two hetero rings
- C07D413/12—Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and oxygen atoms as the only ring hetero atoms containing two hetero rings linked by a chain containing hetero atoms as chain links
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D417/00—Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for by group C07D415/00
- C07D417/02—Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for by group C07D415/00 containing two hetero rings
- C07D417/12—Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for by group C07D415/00 containing two hetero rings linked by a chain containing hetero atoms as chain links
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- General Chemical & Material Sciences (AREA)
- Medicinal Chemistry (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Pharmacology & Pharmacy (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Plural Heterocyclic Compounds (AREA)
Description
Descrizione dell'invenzione industriale avente per titolo:
"AMMIDI DI ACIDI 2-(lH-indol-3-il)-2-OXO-ACETICI AD ATTIVITÀ ANTITUMORALE”
La presente invenzione si riferisce a derivati 2-(lH-indol-3-il)-2-oxoacetammidi aventi attività antitumorale, in particolare nei confronti di tumori solidi, specialmente i tumori del colon e del polmone.
Il carcinoma colo-rettale è uno dei tumori più comuni nel mondo industrializzato in quanto ha un’incidenza di circa 421.000 nuovi casi l’anno a livello mondiale ed è secondo solo ai tumori polmonari e mammari quale causa di morte.
La percentuale di pazienti curabili chirurgicamente è circa del 45-50% ed i rimanenti pazienti possono essere trattati con chemioterapia di combinazione, ottenendo una percentuale di remissione completa non superiore al 5%.
I tumori colo-rettali sono solitamente refrattari o poco sensibili alla chemioterapia attualmente disponibile e l’unico agente che fornisce una certa risposta contro questo tipo di cancro è il 5-fluorouracile.
Purtroppo attualmente non esistono alternative terapeutiche in caso di fallimento della chemioterapia combinatoria d’attacco basata essenzialmente sul 5-FU.
Pertanto è particolarmente sentita l’esigenza di avere a disposizione nuovi farmaci attivi contro questo tipo di tumori.
WO 98/09946 descrive derivati di indol-3gliossilammidi. I composti sono sostituiti all’atomo di azoto ammidico da residui aromatici e piridilici e per essi vengono riportate attività antiasmatiche, antiallergiche, immunosoppressive ed immunomodulanti. WO 99/51224
riporta l’uso di detti composti come agenti antitumorali e riporta anche nuovi N-ossidi dei suddetti prodotti ad attività antitumorale.
Si è ora trovato che ammidi di acidi 2-(lH-indol-3-iI)-2-oxo-acetici con ammine eterocicliche sono dotate di spiccata attività antitumorale, particolarmente nei confronti di tumori solidi umani.
I composti dell’ invenzione possono essere rappresentati dalla formula generale I:
in cui:
HET è un gruppo eterociclico da quattro a sette atomi di anello, aromatico o non aromatico, contenenti uno o più atomi di azoto, ossigeno e zolfo in uno o più anelli eterociclici ed opzionalmente sostituito sugli atomi di carbonio con gruppi alogeni, alchili, idrossi, alcossicarbonili, carbossi, ciano oppure, sugli atomi di azoto, da sostituenti alchilici, arilici, arilalchilici o da atomi di ossigeno a formare N-ossidi
ed opzionalmente fuso a uno o due gruppi arilici o cicloalchilici, a loro volta opzionalmente sostituiti da gruppi alogeni, alchili, idrossi, alcossicarbonili, carbossi, ciano.
R-3 è idrogeno, alchile C1-C4, aralchile, fenile eventualmente sostituito; R4 è alchile C1-C8 lineare o ramificato, cicloalchile C5-C6; aralchile; eteroaralchile;
X rappresenta uno 0 più gruppi, fino ad un massimo di quattro, scelti indipendentemente tra idrogeno, alchile C1-C6, idrossi,. alcossi C1-C4, alogenoalcossi C1-C3, fenossi, aralcossi, acilossi C1-C3, ammino, CrC3 alchilammino, C1-C3-acilammino, Ci-C3-aIchilsolfonilammino, aroilammino, alogeno, nitro, ciano, trifluorometile, carbossi, C1-C3 alcossìcarbonile, un gruppo RaRbN(CH2)nC(=0)- essendo Ra e Rb indipendentemente idrogeno, C1-C3-alchile o Ra ed Rb assieme all’atomo di azoto a cui sono legati formano un anello pirrolidinico, piperidinico, piperazinico o morfolinico ed essendo n = 0 o un intero da 2 a 4, solfonile, mercapto, C1-C4-alchiltio, C1-C4-alchilsulfonile, C1-C4-alchilsolfonile, amminosolfonile, C1-C3-alchilamminosolfonile;
con la condizione che HET è diverso da piperazina, piridina 0 piridina-N-ossido.
L'invenzione riguarda anche i sali dei composti di formula I ottenibili per reazione fra acidi 0 basi non tossici con i gruppi ionizzabili presenti nei composti I e le miscele tautomeriche dei composti di formula I.
Esempi di anelli eterociclici da quattro a sette membri contenenti uno o più atomi di azoto, ossigeno e zolfo sono: pirrolo, furano, tiofene, pirazolo, tiazolo, indolo, ossazolo, imidazolo, isotiazolo, isossazolo,l,2,3-triazolo, 1,2,4-triazolo, 1,2,4-ossadiazolo, 1,3,4-ossadiazolo, 1,2,5-ossadiazolo, 1,2,5-tiadiazolo, 1,3,4-tiadiazolo, tetrazolo, pirimidina, piridazina, pirazina, 1,2,4triazina,benzofurano,dibenzofurano, indazolo, carbazolo, benzoossazolo, benzimidazolo, benzotiazolo, benzotriazolo, chinolina, isochinolina, cinnoìina, chinossalina, chinazolina, ftalazina, 1 ,2,3-triazina, 1,2,4-triazina, 1,3,5-triazina, purina, pteridina.
Fenile eventualmente sostituito significa preferibilmente fenile, 4-metilfenile, 2,4-dimetossi-fenile, 4-metossi-feniIe, 4-nitro- fenile, 3-cIorofenile, 4-idrossifeniIe, 3,5-dimetossi-4-idrossi-feniIe, 3-ciano-fenile, 2-idrossifenile, 2-carbossifenile.
Aralchile significa preferibilmente benzile, fenetile, naftilmetile, bifenilmetile, eventualmente sostituiti da uno o più gruppi alogeno trifluorometile, nitro, ciano, metilsolfonile, tertbutile.
Eteroaralchile significa preferibilmente piridilmetile.
HET è preferibilmente un anello eterociclico a cinque o sei membri scelto nel gruppo di furano, pirrolo, tiofene, ossazolo, isossazolo, tiazolo, isotiazolo, pirazolo, imidazolo, 1,2,3-triazolo, 1,2,4-triazolo, 1,3,5-triazolo, 1.3.4-tiadiazolo, 1,3,4-ossadiazolo, 1,2,4-ossadiazolo, 1,2,5-ossadiazolo, 1,2,5-tidiazolo, 1,3,5-tiadiazoIo, 1,2,3-triazina, 1,2,4-triazina, tetrazolo, pirimidina, pirazina, piridazina. Particolarmente preferiti sono pirazolo, isossazolo, tiazolo, 1.3.5-tiadiazolo.
R3 è preferibilmente idrogeno e metile.
R4 è preferibilmente metile; benzile sostituito sull’anello benzenico da uno o più gruppi scelti tra metile, fluoro, cloro, bromo, idrossi, acetossi, metossi, metossicarbonile, etossicarbonile, trifluorometossi, trifluorometile, ciano, nitro, ammino, acetilammino, metilsolfonilammino, metilmercapto, metilsulfinile, metilsolfonile, fenile; a-naftile, β-naftile; 4-piridile; 4-piridile-N ossido.
X è preferibilmente metile, etile, fluoro, cloro, bromo, idrossi, acetossi, metossi, fenossi, trifluorometossi, tri fluorom etile, ciano, nitro, animino, acetilammino, metilsolfonilammino, metilmercapto, metilsulfinile, metilsolfonile.
I composti dell’invenzione possono essere preparati per reazione dei composti di formula II
in cui R3, ed R4 ed X sono come sopra definiti,
con un composto di formula (III)
H2N-HET (III)
in cui HET è come sopra definito.
La reazione viene condotta in un solvente quale, ad esempio, etere etilico, etere isopropilico, metil-tert-butil etere, tetraidrofurano, diossano, 1,2-dimetossietano, diclorometano, 1 ,2-dicloroetano, toluene, dimetilformammide, dimetilacetammide, dimetilsolfossido, ad una temperatura compresa tra 0°C e la temperatura di riflusso del solvente, ed utilizzando da 1 a 3 equivalenti molari dei composti di formula (III), opzionalmente operando in presenza di almeno un equivalente molare un accettore di acidità quale ad esempio di una base organica terziaria quale trietilammina e diisopropiletilammina, o in presenza di una base inorganica quale carbonati 0 bicarbonati di metalli alcalini o alcalino-terrosi.
Si opera preferibilmente in un solvente etereo quale etere etilico, THF, 1 ,2-dimetossietano, ad una temperatura compresa tra la temperatura ambiente ed 80°C, in presenza di carbonato di potassio.
I composti di formula (I) così ottenuti possono successivamente essere trasformati in altri composti di formula I secondo le metodiche convenzionalmente usate per la trasformazione di gruppi funzionali, quali ad esempio reazioni di idrolisi di gruppi esterei, esterificazioni di acidi carbossilici, ammidazioni e simili. Ad esempio, qualora nei composti di formula (II) i gruppi X ed R4 contengano sostituenti che interferiscono nella reazione dei composti di formula (II) con i composti di formula (III), si ricorrerà a opportuni gruppi protettivi che saranno poi rimossi secondo metodi convenzionali.
I composti di formula (II) vengono ottenuti per reazione dei composti di formula IV
in cui X, R3 ed R4 sono come sopra definiti, con cloruro di ossalile.
La reazione viene generalmente condotta in un solvente quale etere etilico, etere isopropilico, tert-butil metil etere, tetraidrofurano, diossano, diclorometano, ad una temperatura compresa tra -10°C e 25°C ed utilizzando da uno a due equivalenti molare di cloruro di ossalile. Si opera preferibilmente tra 0°C e 25°C in etere etilico o in tetraidrofurano utilizzando un lieve eccesso (1,2 equivalenti molari) di cloruro di ossalile e la reazione è generalmente completa in 3 ore.
I composti di formula IV vengono ottenuti per reazione degli indoli di formula V
con alogenuri di formula R4-Hal (VI), dove Hai è preferibilmente cloro o bromo, in presenza di accettori di acidità.
La reazione viene generalmente condotta utilizzando una quantità equimolare o un lieve eccesso di alogenuro VI, in un solvente protico, aprotico dipolare o apolare come ad esempio etanolo, isopropanolo, terz-butanolo, tetraidrofurano, diossano, dimetilsolfossido, dimetilformammide, dimetilacetammide, N-metilpirrolidinone, acetonitrile, in presenza di un idrossido o un alcolato o un idruro di un metallo alcalino od alcalino terroso come ad esempio idrossido di sodio, sodio idruro, terz-butilato di potassio. Si opera ad una temperatura generalmente compresa tra 0°C e la temperatura di riflusso del solvente, per un tempo compreso tra 30’ a 24 ore. La reazione viene preferibilmente condotta in dimetilsolfossido in presenza di una quantità equimolare di sodio idruro rispetto ai composti V, operando a 0°-25°C per la reazione dei composti V con sodio idruro, seguita dall’aggiunta dei composti VI e dal riscaldamento a 50-70 °C. La reazione è generalmente completa in tre ore.
I composti di formula V e VI sono noti o preparabili con metodi noti, e molti di loro sono commercialmente disponibili.
I composti di fonnula (III) sono noti o preparabili con metodi noti.
I composti secondo l’invenzione sono stati saggiati farmacologicamente contro quattro linee di cellule tumorali umane: HT 29 (carcinoma del colon), PC 3 (carcinoma della prostata), H 460M (carcinoma del polmone), MKN-45 (carcinoma gastrico). Dopo 1 o 144 ore di incubazione delle cellule con il composto da saggiare, è stata determinata la citotossicità, utilizzando il saggio MTT (Mosman, T. “Rapid Colorimetrie Assay for Cellular Growth and Survival: Application to Proliferation and Cytotoxicity Assay”; J. Immunolog. Methods, (1983), 65, 66; Green, L.M., Rapid Colorimetrie Assay for Celi Viability; Application to thè Quantitation of Cytotoxic and Growth Inhibitory Lymphokines”, J. Immunol. Methods, (1984), 70, 257-268).
Dai dati ottenuti è emerso che i composti secondo la presente invenzione sono dotati di una marcata attività nei confronti di tumori solidi, in particolare dei tumori del colon e del polmone.
I composti secondo la presente invenzione possono essere somministrati in dosi variabili da 0,01 mg a 1 g per Kg di peso corporeo al giorno. Una modalità di somministrazione preferita è quella che utilizza un dosaggio da circa 1 mg a circa 500 mg per Kg di peso corporeo al giorno, impiegando dosi unitarie tali da somministrare in 24 ore da circa 70 mg a circa 3,5 g della sostanza attiva ad un paziente con un peso di circa 70 Kg. Una tale modalità di somministrazione può essere aggiustata per ottenere un miglior effetto terapeutico. Ad esempio, le dosi possono essere aggiustate in considerazione della situazione terapeutica del paziente. I composti attivi secondo l’invenzione possono essere somministrati per via orale, endovenosa, intramuscolare o sottocutanea.
I composti dell’invenzione, quando somministrati, secondo modalità terapeutiche ben note, in combinazione con altri agenti utilizzati per indurre la regressione di tumori, aumentano gli effetti antitumorali di detti composti in maniera sinergica. Esempi dei composti che possono essere utilizzati in combinazione con i composti dell’ invenzione sono rappresentati da cisplatino, carboplatino, doxorubicina, topotecan, taxolo, taxotere, vincristna, 5-fluorouracile.
Le composizioni farmaceutiche secondo la presente invenzione contengono quantità terapeuticamente efficaci di almeno un composto secondo l’invenzione in miscela con eccipienti compatibili con l’uso farmaceutico.
Le composizioni per via orale comprendono generalmente un diluente inerte o un supporto edibile e possono essere racchiuse in capsule di gelatina o ridotte in compresse. Altre possibili forme di somministrazione per via orale sono rappresentate da capsule, pillole, elisir, sospensioni o sciroppi.
Le compresse, le pillole, le capsule e composizioni similari possono contenere i seguenti ingredienti (in aggiunta al composto attivo): un legante, quale cellulosa microcristallina, gomma adragante o gelatina; un supporto quale amido o lattosio, un disgregante quale acido alginico, primogel, amido di mais e simili; un lubrificante quale magnesio stearato; un fluidificante quale biossido di silicio colloidale; un dolcificante quale saccarosio o saccarina o un aromatizzante quale aroma di menta, salicilato di metile o aroma d’arancia. Quando la composizione selezionata è in forma di capsule, essa può contenere in aggiunta un veicolo liquido quale un olio grasso. Altre composizioni possono contenere vari materiali, per esempio agenti di rivestimento (per compresse e pillole) quali zucchero o shellac. Il materiale usato nella preparazione delle composizioni dovrebbe essere farmaceuticamente puro e non tossico ai dosaggi impiegati.
Per la preparazione di composizioni farmaceutiche per somministrazione parenterale l’ingrediente attivo può essere incluso in soluzioni o sospensioni, che possono contenere in aggiunta i seguenti componenti: un diluente sterile quale acqua per iniezioni, soluzione salina, olio, polietilenglicol, glicerina, glicol propilenico o altri solventi sintetici; agenti antibatterici quali alcool benzilico; antiossidanti quali acido ascorbico o sodio bisolfito; agenti chelanti quali acido etilendiamminotetraacetico; tamponi quali acetati, citrati o fosfati e agenti per aggiustare la tonicità della soluzione, quali cloruro di sodio o destrosio. Le preparazioni parenterali possono essere racchiuse in ampolle, siringhe monodose, fiale di vetro o plastica.
La presente invenzione sarà ulteriormente descritta facendo riferimento agli esempi fomiti qui di seguito a titolo illustrativo e non limitativo.
Preparazione 1: l-(2,4,6-trimetilbenzil)indolo
Una soluzione di indolo (1,185 g) in DMSO anidro (3 mi) viene aggiunta per gocciolamento ad una sospensione di idruro di sodio (sospensione al 60% in olio minerale; 0,44 g) in DMSO anidro (10 mi). Dopo due ore, alla soluzione ottenuta viene aggiunta una soluzione di 2,4,6-trimetiIbenzilclomro (1,9 g) in DMSO anidro (2 mi) e la miscela di reazione viene scaldata a 60°C per 6 h. Dopo una notte a temperatura ambiente, la miscela di reazione vene versata in acqua (250 mi) ed estratta con acetato di etile. Dopo anidrificazione (Na2S04), filtrazione dell’agente anidrificante ed evaporazione del solvente a pressione ridotta, il residuo ottenuto viene purificato per cromatografia su colonna (gel di silice; eluente n-esano/AcOEt 9/1). Si ottengono 2,2 g di l-(2,4,6trimetilbenzil)indolo.
p.f. 79-81°C
Preparazione 2: l-(n-ottil)indolo
Una soluzione di indolo (1,0 g) in DMSO anidro (1 ml) viene aggiunta per gocciolamento ad una sospensione di idruro di sodio (sospensione al 60% in olio minerale; 0,37 g) in DMSO anidro (20 mi). Si scalda a 60°C per Ih. Dopo raffreddamento a temperatura ambiente, alla soluzione ottenuta viene aggiunta mediante gocciolamento una soluzione di n-ottil bromuro (2,82 mi) in DMSO anidro (2,8 ml). Dopo una notte a temperatura ambiente, la miscela di reazione vene versata in acqua (200 mi) ed estratta con acetato di etile (2 x 50 mi). Le fasi organiche riunite sono lavate con una soluzione satura di NaCl, anidrifìcate ed evaporate a secchezza. Il residuo ottenuto viene purificato per cromatografia su colonna (gel di silice; eluente n-esano). Si ottengono 1,86 g di l-(n-ottil)indolo come olio.
Preparazione 3: indoli-1 -sostituiti
Utilizzando le procedure descritte nelle preparazioni 1 e 2 vengono preparati i seguenti indoli 1 -sostituiti a partire dagli opportuni indoli ed alogenuri:
l-(4-cianobenzil)indolo, olio;
l-(4-clorobenzil)-5-cloroindolo, olio;
1 -(4-clorobenzil)-6-cloroindolo, olio;
1 -(4-clorobenziI)-2-metilindolo, olio;
l-(4-clorobenzil)-5-nitroindolo, p.f. 135-137°C;
I -(4-clorobenzil)-6-fluoroindolo, olio;
l-[4-(metilsulfonil)benzil]-5-cloroindolo, p.f. 133-135°C;
l-(4-clorobenzil)-5-metossindolo, olio;
l-(3-clorobenzil)indolo, olio;
l-(4-fluorobenzil)indolo, olio;
l-(β-naftil)indolo, p.f. 106-108°C;
l-(4-bifeniImetil)indolo, p.f. 130-133°C;
l-(4-metossibenzil)indolo, olio;
1-benzilindolo, olio;
l-(4-clorobenzil)indolo, olio;
1-metilindolo, olio;
5-cloro-l-(4-clorobenzil)-2-metilindolo;
5-metossi-l-(4-clorobenzil)-2-metilindolo;
l-(4-clorobenzil)-2,5-dimetilindolo;
4-cloro- 1 -(4-clorobenzil)indolo;
4-acetossi- 1 -(4-clorobenzil)indolo;
l-(4-clorobenziI)-4-metilindolo;
l-(4-clorobenzil)-5-cianoindolo;
5-bromo- 1 -(4-clorobenzil)indolo;
5 ,6-dimetossi- 1 -(4-clorobenzil)indolo;
5-benzilossi-l-(4-clorobenzil)indoto;
l-(4-clorobenzil)-5-(metossicarbonil)indoIo;
5-acetilammino- 1 -(4-clorobenzil)indolo;
5-metansolfonilammino-l-(4-clorobenzil)indolo; l-(4-clorobenzil)-5-metilindolo;
l-(4-clorobenzil)-6-metilindolo;
l-(4-clorobenzil)-7-nitroindolo; l-(4-clorobenzil)-7-metilindolo;
l-(4-clorobenzil)-4-metossiindolo;
l-(4-clorobenzil)-4-(etossicarbonil)indolo;
l-(4-clorobenzil)-4-nitroindolo;
-acetilammino- 1 -(4-clorobenzil)indolo;
6-ciano-l-(4-clorobenzil)indolo;
5,7-dimetossi-l-(4-clorobenziI)indolo;
l-(4-clorobenzil)-2-fenilindolo;
l-(4-clorobenzil)-2-fenil-5-metilindolo;
l-(4-clorobenzil)-2,7-dimetilindolo;
1-(4-clorobenzil)-6-metossiindolo;
-(4-clorofenil)- 1 -etilindolo;
5-benzilossi- 1 -(4-clorobenzil)-6-metossiindolo; 7-benzilossi- 1 -(4-clorobenzil)indolo;
5-benzilossi- l-(4-clorobenzil)-6-metossiindolo; l-(4-clorobenzil)-5,6-metilendiossiindolo;
l-(4-clorobenzil)-2-(4-clorofenil)indolo;
-benzilossi- 1 -(4-clorobenziI)indolo;
l-(4-clorobenzil)-7-metossiindolo;
l-(4-clorobenzil)-4,5,6-trimetossiindolo;
1 -(4-clorobenzil)-2-etilindolo;
l-(4-cIorobenzil)-6-nitroindolo;
6-benzilossi- 1 -(4-clorobenzil)indolo;
4-fluoro-l-(4-clorobenzil)indolo;
l-(4-cIorobenzil)-2-(4-fluorofenil)indolo; l-(4-clorobenzil)-2-(3-cloro-4-fluorofenil)indolo;
l-(4-clorobenzil)-2-(3,4-difluorofenil)indolo;
5-acetilammino- 1 -(4-clorobenzil)indolo;
l-(4-clorobenzil)-2-metil-5-nitroindolo;
1-(4-cIorobenzil)-2-(4-fluorofenil)indolo;
-(2-acetilamminofenil)- 1 -(4-clorobenzil)indolo;
1 -(4-clorobenzil)-7-etilindolo;
6-acetossi- 1 -(4-clorobenziI)indolo;
l-(4-clorobenzil)-4,7-dimetossiindolo;
l-(4-clorobenzil)-4-metossicarbonilindolo;
-(4-clorobenzoilammino)- 1 -(4-clorobenzil)indolo;
l-(4-clorobenziI)-6-metossicarbonilindolo;
l-(4-clorobenzil)-7-metossicarbonilindolo;
l-(4-clorobenzil)-6-(2-dimetilamminoetilaminocarbonil)indolo; l-(4-clorobenzil)-5-iodoindolo;
l-(n-butil)indolo;
l-(4-clorobenzil)-4,5,6,7-tetrafluoroindolo;
l-(4-clorobenzil)-6-trifIuorometillndolo;
-cloro-l-(4-clorobenzil)-6-metossiindolo;
6-cloro- 1 -(4-clorobenzil)-4-metossiindolo;
l-(4-clorobenzil)-5-fenossiindolo;
l-(4-clorobenzil)-2-(2-clorofenil)indolo;
l-(4-clorobenzil)-5,6-metilendiossiindolo;
l-(2-bromobenzil)indolo;
l-(3-bromobenzil)indolo;
1 -(4-bromobenzil)indolo;
l-(4-bromobenzìl)-6-metilindolo;
1 -(2-metilbenzil)indolo;
l-(3-metilbenzil)indolo;
1 -(4-metilbenzil)indolo;
l-(4-raetilbenziI)-6-fluoroindolo;
1 -(4-terz-butilbenzil)indolo;
l-(4-terz-butilbenzil)-6-metossiindolo;
l-(2,3,4,5,5-pentafluorobenzil)indolo;
1 -(2-fluorobenzil)indoIo;
1 -(2,6-difluorobenzil)indolo;
1 -(3 - fluorobenzil)indolo;
l-(3-fluorobenzil)-5-bromoindolo;
1 -(4-fluorobenzil)indolo;
l-(3-trifluorometilbenziI)-6-nitroindolo;
1 -(4-trifluorometilbenzil)indolo;
l-(4-trifluorometilbenzil)-5-metansolfonilamminoindolo; 1 -(2-clorobenzil)indolo;
1 -(2,6-diclorobenzil)indolo;
1 -(3-clorobenzil)indolo;
l-(2-cianobenzil)indolo;
l-(3-cianobenzil)indolo;
l-(4-cianobenzil)-6-fluoroindolo;
l-(4-metossicarbonilbenzil)indolo;
l-(4-metossicarbonilbenzil)-6-fluoroindolo;
1 -(2-nitrobenzil)indolo;
1 -(3-nitrobenzil)indolo;
l-(2-metossi-5-nitrobenzil)indolo;
1 -(4-nitrobenzil)indoIo;
l-(3,4-difluorobenzil)indolo;
l-(3,4-difluorobenzil)-6-metossiindolo;
1 -(2,5-difluorobenzil)indolo;
l-(3,5-bis(trifluorometil)benzil)indolo;
l-(3,5-difluorobenzil)indolo;
l-(2,4-bis(trifluorometil)benzil)indolo;
l-(4-(metossicarbonilmetil)benzil)indolo; 1 -(2,4-difluorobenzil)indoIo;
l-(3,5-dimetilbenzil)indolo;
l-(2-trifluorometilbenzil)indoIo;
l-(2-cloro-6-fluorobenzil)indolo;
l-(3,4-diclorobenzil)indolo;
l-(3,4-diclorobenzil)-6-fluoroindolo;
l-(3,4-diclorobenzil)-6-metilindolo;
l-(2-brorno-5-fluorobenzil)indolo;
l-(2-fluoro-3-metilbenzil)indolo;
1 -(2,3-difluorobenzil)indolo;
l-(3-cloro-2-fluorobenzil)indolo;
l-(3-(metossicarbonil)benzil)indoìo;
1 -(3,5-dibromobenzil)indolo;
l-(4-fluoro-2-(trifluorometil)benzil)indolo; l-(2,3,6-trifluorobenzil)indolo;
1 -(2,4,5-trifluorobenzil)indolo;
l-(2,4,6-trifluorobenzil)indolo;
l-(2,3,4-trifluorobenzil)indolo;
l-(4-trifluorometossibenzil)indoIo;
l-(4-trifluorometossibenzil)-6-carbometossiindolo; l-(3-trifluorometossibenzil)indolo;
1 -(2-bifenilmetil)indolo;
l-(4-difluorometossibenzil)indolo;
l-(3,4-dimetossi-6-nitrobenzil)indolo;
1 -(3-metossibenzil)indolo;
l-(2-cloro-4-fluorobenzil)indolo;
l-(2,5-diclorobenzil)indolo;
l-(4-fluorobenzil)-4-cloroindolo;
l-(4-fluorobenzil)-5-cIoroindolo;
l-(4-fluorobenzil)-6-cloroindoIo;
l-(4-fluorobenzil)-2-metilindolo;
l-(4-fluorobenzil)-5-nitroindolo;
l-(4-fluorobenzil)-6-fluorc>indolo;
l-[4-fluorobenzil]-5-cloroindolo;
l-(4-fluorobenzil)-5-metossindolo;
l-(4-fluorobenzil)-4- metilindolo;
l-(4-fluorobenzil)-5-metilindolo;
l-(4-fIuorobenzil)-6-metilindolo;
l-(4-fluorobenzil)-7-metilindolo; l-(4-fluorobenzil)-5,6-metilendiossiindolo;
l-(3-clorobenzil)-5-cianoindolo;
1 -(4-bifenilmetil)-6-carbometossiindolo;
l-(4-metossibenzil)-4-cloroindolo;
5-acetilammino-l-benzilindolo;
6-fluoro-l-[(4-metilsolfonil)benzil]indolo;
1 -metil-6-metossiindolo;
5-cloro-l-(4-metossibenzil)-2-metilindolo;
1 -(4-piridilmetil)indolo;
l-(4-piridilmetil)-6-cloroindoIo;
Preparazione 4
2-(l-(4-clorobenzil)-1H-indoI-3-il)-2-oxo-acetil cloruro
A una soluzione di l-(4-clorobenzil)-lH-indolo (2,0 g) in etere etilico anidro (5 mi) mantenuta sotto agitazione e raffreddata a 0°C viene aggiunta mediante gocciolamento una soluzione di cloruro di ossalile (0,85 mi) in etere etilico anidro (2 mi). Al termine del gocciolamento si lascia a temperatura ambiente per 2h. Il solido separatosi viene recuperato per filtrazione, lavato con etere etilico anidro ed essiccato sotto vuoto a 40°C per dare il 2-(l-(4-clorobenzil)-lH-indol-3-il)-2-oxo-acetil cloruro (1,64 g).
p.f. 151-153°C
1H-NMR (CHCl3-d3, ppm): 5,43 (s, 2H); 7, 12 (d, 2H); 7,25-7,45 (m, 5H); 8,25 (s, IH); 8,43 (m, IH).
Similmente vengono preparati i seguenti prodotti:
2-( 1 -(4-fluorobenzil)- 1 H-indol-3 -il)-2-oxo-acetil cloruro;
2-( 1 -(3 -fluorobenzil)- 1 H-indol-3-il)-2-oxo-acetil cloruro;
2-(l-(2-fluorobenzil)-lH-indol-3-il)-2-oxo-acetil cloruro;
2-( 1 -(4-bromobenzil)- 1 H-indol-3-il)-2-oxo-acetil cloruro;
2-( 1 -(4-cianobenzil)- 1 H-indol-3-il)-2 -oxo-acetil cloruro;
2-(l-(3-nitrobenzil)-lH-indol-3-il)-2-oxo-acetil cloruro;
2-( 1 -(3 ,4-difluorobenzil)- 1 H-indol-3-il)-2-oxo-acetil cloruro;
2-(l-benzil-lH-indol-3-il)-2-oxo-acetil cloruro;
Esempio 1
N-(l,3,4-tiadiazol-2-il)-2-(l-(4-fluorobenzil)-lH-indol-3-il)-2-oxoacetammide
Una soluzione di 2-(l -(4-fluorobenzil)- lH-indol-3-il)-2-oxo-acetil cloruro (318 mg) in 1,2-dimetossietano anidro (5 mi) viene aggiunta mediante gocciolamento ad una sospensione di 2-ammino-l,3,4-tiadiazoIo (91 mg) e di K2C03 anidro macinato (138 mg) in 5 mi di 1,2-dimetossietano, operando a temperatura ambiente. La miscela di reazione viene lasciata sotto agitazione per 12 ore e viene successivamente versata in acqua (60 mi). La sospensione ottenuta viene lasciata sotto agitazione per 30 minuti. Il precipitato presente viene recuperato per filtrazione e risospeso in metanolo (10 mi) sotto agitazione per 30 minuti. Il solido viene recuperato per filtrazione ed essiccato per dare la N-(l,3,4-tiadiazol-2-il)-2-(l-(4-fluorobenzil)-lH-indoI-3-il)-2-oxoacetammide (168 mg).
p.f. 218-220°C
1H-NMR (DMSO-d6, ppm): 5,65 (s, 2H); 7,10-7,25 (m, 2H); 7,25-7,50 (m, 4H); 7,65 (m, IH); 8,25 (m, IH); 8.95 (s, IH); 9.35 (s, IH); 13,30 (br s, IH).
Analisi elementare
% Calcolato per C19H13FN402S:
C = 59,99, H = 3,44, N = 14,73, F = 4,99
% Trovato:
C = 59,96, H = 3,52, N = 14,45, F = 4,85.
Esempio 2
N-(tiazol-2-il)-2-(l-(4-fluorobenzil)-lH-indol-3-il)-2-oxo-acetammide
Una soluzione di l-(4-fluorobenzil)indolo (0,30g) in etere etilico (5 mi) viene aggiunta mediante gocciolamento ad una soluzione di cloruro di ossalile (0,177 mi) in etere etilico (10 mi). Dopo un’ora la miscela di reazione viene evaporata a secchezza ed il residuo ripreso con 1,2-dimetossietano (20 mi). Alla soluzione vengono aggiunti K2CO3 anidro macinato (0,183 g) e successivamente 2-amminotiazolo (0,119 g). La miscela di reazione viene lasciata sotto agitazione a temperatura ambiente per 2 ore, quindi viene versata in acqua (100 mi). Si agita per un’ora. Il solido separatosi viene recuperato per filtrazione e risospeso per un’ora sotto agitazione in metanolo (10 mi). Il prodotto viene recuperato per filtrazione ed essiccato a dare la N-(tiazol-2-il)-2-(l-(4-fluorobenzil)-lH-indoI-3-il)-2-oxo-acetammide (0,36 g).
p.f. 233-237°C
Esempio 3
Utilizzando le procedure descritte negli esempi 1 e 2 ed utilizzando come materiali di partenza gli opportuni indolì 1 -sostituiti delle preparazioni 1-3 0 gli (lH-indol-3-il)-2-oxo-acetil cloruri della preparazione 4, vengono preparati i seguenti prodotti:
2-(l-(4-fluorobenzil)-lH-indol-3-il)-N-(isossazol-3-il)-2-oxo-acetammide
p f 180-183°C
Analisi elementare
% Calcolato per C20H14FN3O3:
C = 66,1 1, H = 3,88, N = 11,56, F = 5,22
% Trovato:
C = 65,77, H = 4,00, N = 11,34, F - 5,10.
2-[l-(4-Fluorobenzil)-lH-indol-3-il]-2-oxo-N-(lH-tetrazol-5-il)-acetammide
p.f. > 270°C
Analisi Elementare:
% Calcolato per C18H13FNt6O2:
C = 59,34, H = 3,60, F = 5,21, N = 23,07
% Trovato:
C = 59,12, H = 3,64, F = 5,12, N = 22,59
2-[ 1 -(4-Fluoro-benzil)- 1 H-indoI-3-il]-2-oxo-N-[4H-( 1 ,2,4)triazol-3-il]-acetammide
p.f. > 270°C
Analisi elementare:
% Calcolato per C19H14FN502:
C = 62,81, H = 3,88, N = 19,27
% Trovato:
C = 62,50, H = 3,94, N = 18,78.
2-[ 1 -(4-Fluorobenzil)- 1 H-indol-3-il]-2-oxo-N-( 1 H-pirazol-3 -il)-acetammide
p.f. 210-21 1°C
1H-NMR (DMSO-d6, ppm): 5,60 (s, 2H); 6,65 (m, IH); 7,05-7,25 (m, 2H); 7,25-7,48 (m, 4H); 7,60 (m, IH); 7,75 (m, IH); 8.98 (s, IH); 12,75 (br s, IH); 12,58 (br s, IH).
N-(4-Bromo-5-metil-2H-pirazoI-3-iI)-2-[l-(4-fluorobenzil)-lH-indol-3-il]-2-oxo-acetammide
p.f. 198-200°C;
1H-NMR (DMSO-d6, ppm): 2,20, (s, 3H); 5,60 (s, 2H); 7,10-7,25 (m, 2H); 7,25-7,45 (m, 4H); 7,65 (m, IH); 8,30 (m, IH); 8,80 (s, IH); 10,40 (br. s, 1H); 12,90 (br. s, IH).
% Calcolato per C2[Hi6BrFN402:
C = 55,40, H = 3,54, Br = 17,55, N = 12,31
% Trovato:
C - 55,82,74, H - 3,75, Br = 17,13, N = 12,61.
N-(3,4-Dimetilisossazol-5-il)-2-[l-(4-fluorobenzil)-lH-indol-3-il]-2-oxoacetammide
p.f. 159-161°C
1H-NMR (DMS0-d6, ppm): 1,90 (s, 3H); 2,22, (s, 3H); 5,60 (s, 2H); 7,10-7,25 (m, 2H); 7,25-7,48 (m, 4H); 7,65 (m, IH); 8,30 (m, IH); 8,93 (s, IH); 11,30 (br. s, IH).
% Calcolato per C22H18FN3O3:
C = 67,51, H = 4,64, F = 4,85, N = 10,74
% Trovato:
C = 67,55, H = 4,65, F = 4,74, N = 10,38.
2-[l-(4-Fluorobenzil)-lH-indol-3-il]-2-oxo-N-[l,2,4-triazol-4-il]-acetammide
p.f. 210-212°C
1H-NMR (DMSO-d6, ppm): 5,60 (s, 2H); 7,08-7,20 (m, 2H); 7,25-7,48 (m, 5H); 7,65 (m, IH); 8,30 (m, IH); 8,80 (s, IH); 9,03 (s, IH); 12,50 (br. s, IH).
% Calcolato per C19H14FN5O2:
C = 62,81, H - 3,88, F = 5,23, N = 19,27
% Trovato:
C = 62,46, H = 4,01, F = 4,90, N = 18,51.
N-(4,5-Diidrotiazol-2-il)-2-[l-(4-fluorobenzil)-lH-indol-3-il]-2-oxoacetammide
p.f. 200-202°C
1H-NMR (DMS0-d6, ppm): 3,30 (t, 2H); 3,70 (t, 2H); 5,58 (s, 2H); 7,08-7,45 (m, 6H); 7,60 (m, IH); 8,25 (m, IH); 8,55 (s, IH); 10,20 (br. s, IH). % Calcolato per C20H16FN3O2S:
C = 62,98, H = 4,23, F = 4,98, N = 11 ,02, S = 8.41
% Trovato:
C = 62,44, H = 4,18, F = 4,73, N = 11,16, S = 8,70.
N-(l,3-Dimetil-1H-pirazol-5-il)-2-[l-(4-fluorobenzil)-lH-indol-3-il]-2-oxoacetammide;
2-[l-(4-Fluorobenzil)-lH-indol-3-il]-N-(l-metil-4-oxo-4,5-diidro-lH-pirroll-2-il)-2-oxo-acetammide;
2-[l-(4-FIuorobenziI)-lH-indol-3-il]-N-(l-metil-2-oxo-l,2-diidro-pirimidin-4-il)-2-oxo-acetammide;
N-(2,6-Dioxo- 1,2,3, 6-tetraidropirimidin-4-il)-2-[l-(4-fluorobenzil)-lH-indol-3-il]-2-oxo-acetaminìde
2-[l-(4-FIuorobenzil)-lH-indoI-3-il]-2-oxo-N-(6-oxo-l,6-diidro-pirimidin-2-il)-acetammide;
Claims (8)
- RIVENDICAZIONI 1. Composti di formula Iin cui: HET è un gruppo eterociclico da quattro a sette atomi di anello, aromatico o non aromatico, contenenti uno o più atomi di azoto, ossigeno e zolfo in uno o più anelli eterociclici ed opzionalmente sostituito sugli atomi di carbonio con gruppi alogeni, alchili, idrossi, alcossicarbonili, carbossi, ciano oppure, sugli atomi di azoto, da sostituenti alchilici, arilici, arilalchilici o da atomi di ossigeno a formare N-ossidi ed opzionalmente fuso a uno o due gruppi arilici o cicloalchilici, a loro volta opzionalmente sostituiti da gruppi alogeni, alchili, idrossi, alcossicarbonili, carbossi, ciano. R3 è idrogeno, alchile C1-C4, amichile, fenile eventualmente sostituito; R4 è alchile Ci-C8 lineare o ramificato, cicloalchile C5-C6, amichile; eteroaralchile; X rappresenta uno o più gruppi, fino ad un massimo di quattro, scelti indipendentemente tra idrogeno, alchile C 1-C6, idrossi, alcossi C1-C4, alogenoalcossi C1-C3, fenossi, aralcossi, acilossi C1-C3, ammino, C1-C3 alchilammino, C1-C3-acilammino, C1-C3-alchilsolfonilammino, aroilammino, alogeno, nitro, ciano, trifluorometile, carbossi, C1-C3 alcossicarbonile, un gruppo RaRbN(CH2)nC(=O)- essendo Ra e Rb indipendentemente idrogeno, C1-C3-alchiIe o Ra ed Rb assieme all’atomo di azoto a cui sono legati formano un anello pirrolidinico, piperidinico, piperazinico o morfolinico ed essendo n = 0 o un intero da 2 a 4, solfonile, mercapto, C1-C4-alchiltio, C1-C4-alchilsulfonile, C1-C4-alchilsolfonile, amminosolfonile, C1-C3-alchilamminosolfonile; con la condizione che HET è diverso da piperazina, piridina o piridina-N-ossido, loro sali farmaceuticamente accettabili e miscele tautomeriche.
- 2. Composti secondo la rivendicazione 1 in cui HET è scelto fra pirrolo, furano, tiofene, pirazolo, tiazolo, indolo, ossazolo, imidazolo, isotiazolo, isossazolo,l,2,3-triazolo, 1,2,4-triazolo, 1,2,4-ossadiazolo, 1,3,4-ossadiazolo, 1,2,5-ossadiazolo, 1,2,5-tiadiazolo, 1,3,4-tiadiazolo, tetrazolo, pirimidina, piridazina, pirazina, 1,2,4-triazina, benzofurano,dibenzofurano, indazolo, carbazolo, benzoossazolo, benzimidazolo, benzotiazolo, benzotriazolo, chinolina, isochinolina, cinnolina, chinossalina, chinazolina, ftalazina, 1,2,3-triazina, 1,2,4-triazina, 1,3,5-triazina, purina, pteridina.
- 3. Composti secondo la rivendicazione 2 in cui HET è scelto fra pirazolo, isossazolo, tiazolo, 1,3,5-tiadiazolo.
- 4. Composti secondo una qualunque delle rivendicazioni precedenti in cui R3 è idrogeno e metile.
- 5. Composti secondo una qualunque delle rivendicazioni precedenti in cui R4 è metile; benzile sostituito sull’anello benzenico da uno o più gruppi scelti tra metile, fluoro, cloro, bromo, idrossi, metossicarbonile, etossicarbonile, acetossi, metossi, trifluorometossi, trifluorometile, ciano, nitro, ammino, acetilammino, metilsolfonilammino, metilmercapto, metilsulfinile, metilsolfonile, fenile; a-naftile, β-naftile; 4-piridile; 4-piridile-N ossido.
- 6. Composti secondo una qualunque delle rivendicazioni precedenti in cui X è metile, etile, fluoro, cloro, bromo, idrossi, acetossi, metossi, fenossi, trifluorometossi, trifluorometile, ciano, nitro, ammino, acetilammino, metilsolfonilammino, metilmercapto, metilsulfinile, metilsolfonile.
- 7. Composizioni farmaceutiche contenenti un composto delle rivendicazioni 1-6 in miscela con un veicolo adatto.
- 8. Uso dei composti delle rivendicazioni 1-6 per la preparazione di medicamenti ad attività antitumorale.
Priority Applications (7)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT2000MI001697A IT1318641B1 (it) | 2000-07-25 | 2000-07-25 | Ammidi di acidi 2-(1h-indol-3-il)-2-oxo-acetici ad attivita'antitumorale. |
| JP2002514131A JP2004504398A (ja) | 2000-07-25 | 2001-07-12 | 抗腫瘍活性を有する2−(1h−インドール−3−イル)−2−オキソ−酢酸アミド |
| PCT/EP2001/008075 WO2002008225A1 (en) | 2000-07-25 | 2001-07-12 | 2-(1h-indol-3-yl)-2-oxo-acetic acid amides with antitumor activity |
| AU2001277536A AU2001277536A1 (en) | 2000-07-25 | 2001-07-12 | 2-(1h-indol-3-yl)-2-oxo-acetic acid amides with antitumor activity |
| EP01955346A EP1322646A1 (en) | 2000-07-25 | 2001-07-12 | 2-(1h-indol-3-yl)-2-oxo-acetic acid amides with antitumor activity |
| US10/333,754 US6987122B2 (en) | 2000-07-25 | 2001-07-12 | 2-(1H-indol-3-yl)-2-oxo-acetic acid amides with antitumor activity |
| CA002417189A CA2417189A1 (en) | 2000-07-25 | 2001-07-12 | 2-(1h-indol-3-yl)-2-oxo-acetic acid amides with antitumor activity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT2000MI001697A IT1318641B1 (it) | 2000-07-25 | 2000-07-25 | Ammidi di acidi 2-(1h-indol-3-il)-2-oxo-acetici ad attivita'antitumorale. |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| ITMI20001697A0 ITMI20001697A0 (it) | 2000-07-25 |
| ITMI20001697A1 true ITMI20001697A1 (it) | 2002-01-25 |
| IT1318641B1 IT1318641B1 (it) | 2003-08-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT2000MI001697A IT1318641B1 (it) | 2000-07-25 | 2000-07-25 | Ammidi di acidi 2-(1h-indol-3-il)-2-oxo-acetici ad attivita'antitumorale. |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US6987122B2 (it) |
| EP (1) | EP1322646A1 (it) |
| JP (1) | JP2004504398A (it) |
| AU (1) | AU2001277536A1 (it) |
| CA (1) | CA2417189A1 (it) |
| IT (1) | IT1318641B1 (it) |
| WO (1) | WO2002008225A1 (it) |
Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10022925A1 (de) * | 2000-05-11 | 2001-11-15 | Basf Ag | Substituierte Indole als PARP-Inhibitoren |
| DE10037310A1 (de) * | 2000-07-28 | 2002-02-07 | Asta Medica Ag | Neue Indolderivate und deren Verwendung als Arzneimittel |
| EP1427416A2 (en) * | 2001-09-13 | 2004-06-16 | Synta Pharmaceuticals Corporation | 3-glyoxlylamideindoles for treating cancer |
| TWI323658B (en) | 2001-12-06 | 2010-04-21 | Nat Health Research Institutes | Novel compounds of indol-3-yl-2-oxyacetylamide derivatives, pharmaceutical composition thereof, and method for manufacturing the same |
| US20050049214A1 (en) * | 2003-01-15 | 2005-03-03 | Chiron Corporation | Inhibition of E3-ubiquitin ligase HAKAI for treatment of proliferative disorders |
| EP1484329A1 (de) * | 2003-06-06 | 2004-12-08 | Zentaris GmbH | Indolderivate mit Apoptose induzierender Wirkung |
| US7205299B2 (en) * | 2003-06-05 | 2007-04-17 | Zentaris Gmbh | Indole derivatives having an apoptosis-inducing effect |
| NZ543853A (en) * | 2003-06-05 | 2009-09-25 | Zentaris Gmbh | Indole derivatives with apoptosis-inducing effect |
| US7211588B2 (en) | 2003-07-25 | 2007-05-01 | Zentaris Gmbh | N-substituted indolyl-3-glyoxylamides, their use as medicaments and process for their preparation |
| WO2005023761A2 (en) | 2003-09-11 | 2005-03-17 | Kemia, Inc. | Cytokine inhibitors |
| SG176477A1 (en) | 2006-08-07 | 2011-12-29 | Ironwood Pharmaceuticals Inc | Indole compounds |
| EP2091532A1 (en) * | 2006-11-28 | 2009-08-26 | Ziopharm Oncology, Inc. | Use of indolyl-3-glyoxylic acid derivatives including indibulin, alone or in combination with further agents for treating cancer |
| AR084433A1 (es) | 2010-12-22 | 2013-05-15 | Ironwood Pharmaceuticals Inc | Inhibidores de la faah y composiciones farmaceuticas que los contienen |
| EP2844247A4 (en) * | 2012-04-20 | 2015-11-25 | Anderson Gaweco | ROR MODULATORS AND ITS USES |
| CN107021959A (zh) * | 2017-05-02 | 2017-08-08 | 青岛科技大学 | 一类新型吲哚衍生物及其体外抗肿瘤活性 |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5192770A (en) | 1990-12-07 | 1993-03-09 | Syntex (U.S.A.) Inc. | Serotonergic alpha-oxoacetamides |
| DE19946301A1 (de) * | 1998-04-02 | 2001-04-19 | Asta Medica Ag | Indolyl-3-glyoxylsäure-Derivate mit therapeutisch wertvollen Eigenschaften |
| DE19814838C2 (de) * | 1998-04-02 | 2001-01-18 | Asta Medica Ag | Indolyl-3-glyoxylsäure-Derivate mit Antitumorwirkung |
| PT1475377E (pt) * | 1998-04-28 | 2006-11-30 | Elbion Ag | Derivados de indole e sua utilização como inibidores da fosfodiesterase 4 |
| WO2000067802A1 (en) * | 1999-05-10 | 2000-11-16 | Protarga, Inc. | Fatty acid-n-substituted indol-3-glyoxyl-amide compositions and uses thereof |
| IT1315267B1 (it) * | 1999-12-23 | 2003-02-03 | Novuspharma Spa | Derivati di 2-(1h-indol-3-il)-2-oxo-acetammidi ad attivita'antitumorale |
-
2000
- 2000-07-25 IT IT2000MI001697A patent/IT1318641B1/it active
-
2001
- 2001-07-12 JP JP2002514131A patent/JP2004504398A/ja active Pending
- 2001-07-12 CA CA002417189A patent/CA2417189A1/en not_active Abandoned
- 2001-07-12 EP EP01955346A patent/EP1322646A1/en not_active Withdrawn
- 2001-07-12 WO PCT/EP2001/008075 patent/WO2002008225A1/en not_active Ceased
- 2001-07-12 US US10/333,754 patent/US6987122B2/en not_active Expired - Fee Related
- 2001-07-12 AU AU2001277536A patent/AU2001277536A1/en not_active Abandoned
Also Published As
| Publication number | Publication date |
|---|---|
| ITMI20001697A0 (it) | 2000-07-25 |
| US6987122B2 (en) | 2006-01-17 |
| EP1322646A1 (en) | 2003-07-02 |
| IT1318641B1 (it) | 2003-08-27 |
| JP2004504398A (ja) | 2004-02-12 |
| AU2001277536A1 (en) | 2002-02-05 |
| CA2417189A1 (en) | 2002-01-31 |
| US20040029858A1 (en) | 2004-02-12 |
| WO2002008225A1 (en) | 2002-01-31 |
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