TW201600510A - 吡啶化合物之製造方法 - Google Patents
吡啶化合物之製造方法 Download PDFInfo
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- TW201600510A TW201600510A TW104102325A TW104102325A TW201600510A TW 201600510 A TW201600510 A TW 201600510A TW 104102325 A TW104102325 A TW 104102325A TW 104102325 A TW104102325 A TW 104102325A TW 201600510 A TW201600510 A TW 201600510A
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- cyano
- formula
- compound represented
- compound
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- -1 pyridine compound Chemical class 0.000 title claims abstract description 58
- JUJWROOIHBZHMG-UHFFFAOYSA-N pyridine Substances C1=CC=NC=C1 JUJWROOIHBZHMG-UHFFFAOYSA-N 0.000 title claims abstract description 10
- UMJSCPRVCHMLSP-UHFFFAOYSA-N pyridine Natural products COC1=CC=CN=C1 UMJSCPRVCHMLSP-UHFFFAOYSA-N 0.000 title claims abstract description 9
- 238000004519 manufacturing process Methods 0.000 title claims description 8
- 150000001875 compounds Chemical class 0.000 claims abstract description 67
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims abstract description 34
- 125000003545 alkoxy group Chemical group 0.000 claims abstract description 24
- 125000005843 halogen group Chemical group 0.000 claims abstract description 23
- 125000000217 alkyl group Chemical group 0.000 claims abstract description 21
- 125000003118 aryl group Chemical group 0.000 claims abstract description 21
- 229910021529 ammonia Inorganic materials 0.000 claims abstract description 17
- 125000004093 cyano group Chemical group *C#N 0.000 claims abstract description 17
- 125000000449 nitro group Chemical group [O-][N+](*)=O 0.000 claims abstract description 17
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 16
- XFXPMWWXUTWYJX-UHFFFAOYSA-N Cyanide Chemical compound N#[C-] XFXPMWWXUTWYJX-UHFFFAOYSA-N 0.000 claims abstract description 14
- 230000002140 halogenating effect Effects 0.000 claims abstract description 14
- 239000007800 oxidant agent Substances 0.000 claims abstract description 14
- 125000004435 hydrogen atom Chemical group [H]* 0.000 claims abstract description 9
- WEVYAHXRMPXWCK-UHFFFAOYSA-N Acetonitrile Chemical compound CC#N WEVYAHXRMPXWCK-UHFFFAOYSA-N 0.000 description 81
- 239000002904 solvent Substances 0.000 description 38
- 239000000203 mixture Substances 0.000 description 21
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 16
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 15
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 12
- 239000002253 acid Substances 0.000 description 12
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 11
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 9
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 9
- WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical group [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 description 8
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 description 8
- 125000004432 carbon atom Chemical group C* 0.000 description 8
- XTVFTOVNAKNVQK-UHFFFAOYSA-N 3-hydroxypyridine-2-carbonitrile Chemical compound OC1=CC=CN=C1C#N XTVFTOVNAKNVQK-UHFFFAOYSA-N 0.000 description 7
- GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Substances BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 description 7
- 229910052794 bromium Inorganic materials 0.000 description 7
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonia chloride Chemical compound [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 description 6
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 6
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 6
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 description 6
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- LELOWRISYMNNSU-UHFFFAOYSA-N hydrogen cyanide Chemical compound N#C LELOWRISYMNNSU-UHFFFAOYSA-N 0.000 description 6
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 6
- 239000002585 base Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 239000012299 nitrogen atmosphere Substances 0.000 description 5
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- CSNNHWWHGAXBCP-UHFFFAOYSA-L Magnesium sulfate Chemical compound [Mg+2].[O-][S+2]([O-])([O-])[O-] CSNNHWWHGAXBCP-UHFFFAOYSA-L 0.000 description 4
- AFVFQIVMOAPDHO-UHFFFAOYSA-N Methanesulfonic acid Chemical compound CS(O)(=O)=O AFVFQIVMOAPDHO-UHFFFAOYSA-N 0.000 description 4
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- DTQVDTLACAAQTR-UHFFFAOYSA-N Trifluoroacetic acid Chemical compound OC(=O)C(F)(F)F DTQVDTLACAAQTR-UHFFFAOYSA-N 0.000 description 4
- 150000004945 aromatic hydrocarbons Chemical class 0.000 description 4
- 229910052801 chlorine Inorganic materials 0.000 description 4
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- 238000002156 mixing Methods 0.000 description 4
- UHZYTMXLRWXGPK-UHFFFAOYSA-N phosphorus pentachloride Chemical compound ClP(Cl)(Cl)(Cl)Cl UHZYTMXLRWXGPK-UHFFFAOYSA-N 0.000 description 4
- XHXFXVLFKHQFAL-UHFFFAOYSA-N phosphoryl trichloride Chemical compound ClP(Cl)(Cl)=O XHXFXVLFKHQFAL-UHFFFAOYSA-N 0.000 description 4
- 125000003396 thiol group Chemical group [H]S* 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- OKAMJVNCFNTFKO-UHFFFAOYSA-N 2-amino-2-(furan-2-yl)acetonitrile Chemical compound N#CC(N)C1=CC=CO1 OKAMJVNCFNTFKO-UHFFFAOYSA-N 0.000 description 3
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- 125000004800 4-bromophenyl group Chemical group [H]C1=C([H])C(*)=C([H])C([H])=C1Br 0.000 description 3
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 3
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- 230000000996 additive effect Effects 0.000 description 3
- 235000019270 ammonium chloride Nutrition 0.000 description 3
- KXZJHVJKXJLBKO-UHFFFAOYSA-N chembl1408157 Chemical compound N=1C2=CC=CC=C2C(C(=O)O)=CC=1C1=CC=C(O)C=C1 KXZJHVJKXJLBKO-UHFFFAOYSA-N 0.000 description 3
- 150000008282 halocarbons Chemical class 0.000 description 3
- 150000002825 nitriles Chemical class 0.000 description 3
- 150000007524 organic acids Chemical class 0.000 description 3
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- 239000003444 phase transfer catalyst Substances 0.000 description 3
- FVSKHRXBFJPNKK-UHFFFAOYSA-N propionitrile Chemical compound CCC#N FVSKHRXBFJPNKK-UHFFFAOYSA-N 0.000 description 3
- 230000035484 reaction time Effects 0.000 description 3
- JOXIMZWYDAKGHI-UHFFFAOYSA-N toluene-4-sulfonic acid Chemical compound CC1=CC=C(S(O)(=O)=O)C=C1 JOXIMZWYDAKGHI-UHFFFAOYSA-N 0.000 description 3
- 125000006276 2-bromophenyl group Chemical group [H]C1=C([H])C(Br)=C(*)C([H])=C1[H] 0.000 description 2
- 125000004198 2-fluorophenyl group Chemical group [H]C1=C([H])C(F)=C(*)C([H])=C1[H] 0.000 description 2
- 125000006275 3-bromophenyl group Chemical group [H]C1=C([H])C(Br)=C([H])C(*)=C1[H] 0.000 description 2
- 125000004179 3-chlorophenyl group Chemical group [H]C1=C([H])C(*)=C([H])C(Cl)=C1[H] 0.000 description 2
- 125000004180 3-fluorophenyl group Chemical group [H]C1=C([H])C(*)=C([H])C(F)=C1[H] 0.000 description 2
- 125000006305 3-iodophenyl group Chemical group [H]C1=C([H])C(I)=C([H])C(*)=C1[H] 0.000 description 2
- BNANPEQZOWHZKY-UHFFFAOYSA-N 3-phenylfurane Natural products O1C=CC(C=2C=CC=CC=2)=C1 BNANPEQZOWHZKY-UHFFFAOYSA-N 0.000 description 2
- 125000001255 4-fluorophenyl group Chemical group [H]C1=C([H])C(*)=C([H])C([H])=C1F 0.000 description 2
- ZCYVEMRRCGMTRW-UHFFFAOYSA-N 7553-56-2 Chemical group [I] ZCYVEMRRCGMTRW-UHFFFAOYSA-N 0.000 description 2
- XTEGARKTQYYJKE-UHFFFAOYSA-M Chlorate Chemical compound [O-]Cl(=O)=O XTEGARKTQYYJKE-UHFFFAOYSA-M 0.000 description 2
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 2
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 2
- JGFZNNIVVJXRND-UHFFFAOYSA-N N,N-Diisopropylethylamine (DIPEA) Chemical compound CCN(C(C)C)C(C)C JGFZNNIVVJXRND-UHFFFAOYSA-N 0.000 description 2
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 description 2
- KFSLWBXXFJQRDL-UHFFFAOYSA-N Peracetic acid Chemical compound CC(=O)OO KFSLWBXXFJQRDL-UHFFFAOYSA-N 0.000 description 2
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 2
- 229910052783 alkali metal Inorganic materials 0.000 description 2
- 125000006615 aromatic heterocyclic group Chemical group 0.000 description 2
- 239000003849 aromatic solvent Substances 0.000 description 2
- 125000001797 benzyl group Chemical group [H]C1=C([H])C([H])=C(C([H])=C1[H])C([H])([H])* 0.000 description 2
- XTEGARKTQYYJKE-UHFFFAOYSA-N chloric acid Chemical compound OCl(=O)=O XTEGARKTQYYJKE-UHFFFAOYSA-N 0.000 description 2
- 229940005991 chloric acid Drugs 0.000 description 2
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- 238000004440 column chromatography Methods 0.000 description 2
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- 238000004821 distillation Methods 0.000 description 2
- 229910052731 fluorine Inorganic materials 0.000 description 2
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- 229910052736 halogen Inorganic materials 0.000 description 2
- 150000002367 halogens Chemical class 0.000 description 2
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- 229910052943 magnesium sulfate Inorganic materials 0.000 description 2
- 235000019341 magnesium sulphate Nutrition 0.000 description 2
- 229940098779 methanesulfonic acid Drugs 0.000 description 2
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- 125000005010 perfluoroalkyl group Chemical group 0.000 description 1
- 150000002978 peroxides Chemical class 0.000 description 1
- 150000004968 peroxymonosulfuric acids Chemical class 0.000 description 1
- 239000012450 pharmaceutical intermediate Substances 0.000 description 1
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 1
- 125000004344 phenylpropyl group Chemical group 0.000 description 1
- UXCDUFKZSUBXGM-UHFFFAOYSA-N phosphoric tribromide Chemical compound BrP(Br)(Br)=O UXCDUFKZSUBXGM-UHFFFAOYSA-N 0.000 description 1
- 150000003017 phosphorus Chemical class 0.000 description 1
- FAIAAWCVCHQXDN-UHFFFAOYSA-N phosphorus trichloride Chemical compound ClP(Cl)Cl FAIAAWCVCHQXDN-UHFFFAOYSA-N 0.000 description 1
- 229920001223 polyethylene glycol Polymers 0.000 description 1
- VKJKEPKFPUWCAS-UHFFFAOYSA-M potassium chlorate Chemical compound [K+].[O-]Cl(=O)=O VKJKEPKFPUWCAS-UHFFFAOYSA-M 0.000 description 1
- NNFCIKHAZHQZJG-UHFFFAOYSA-N potassium cyanide Chemical compound [K+].N#[C-] NNFCIKHAZHQZJG-UHFFFAOYSA-N 0.000 description 1
- SATVIFGJTRRDQU-UHFFFAOYSA-N potassium hypochlorite Chemical compound [K+].Cl[O-] SATVIFGJTRRDQU-UHFFFAOYSA-N 0.000 description 1
- 229910001487 potassium perchlorate Inorganic materials 0.000 description 1
- VISKNDGJUCDNMS-UHFFFAOYSA-M potassium;chlorite Chemical compound [K+].[O-]Cl=O VISKNDGJUCDNMS-UHFFFAOYSA-M 0.000 description 1
- 125000001436 propyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 238000001953 recrystallisation Methods 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 125000005920 sec-butoxy group Chemical group 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
- 238000000926 separation method Methods 0.000 description 1
- URGAHOPLAPQHLN-UHFFFAOYSA-N sodium aluminosilicate Chemical compound [Na+].[Al+3].[O-][Si]([O-])=O.[O-][Si]([O-])=O URGAHOPLAPQHLN-UHFFFAOYSA-N 0.000 description 1
- 235000017557 sodium bicarbonate Nutrition 0.000 description 1
- 229910000030 sodium bicarbonate Inorganic materials 0.000 description 1
- UKLNMMHNWFDKNT-UHFFFAOYSA-M sodium chlorite Chemical compound [Na+].[O-]Cl=O UKLNMMHNWFDKNT-UHFFFAOYSA-M 0.000 description 1
- 229960002218 sodium chlorite Drugs 0.000 description 1
- SUKJFIGYRHOWBL-UHFFFAOYSA-N sodium hypochlorite Chemical compound [Na+].Cl[O-] SUKJFIGYRHOWBL-UHFFFAOYSA-N 0.000 description 1
- BAZAXWOYCMUHIX-UHFFFAOYSA-M sodium perchlorate Chemical compound [Na+].[O-]Cl(=O)(=O)=O BAZAXWOYCMUHIX-UHFFFAOYSA-M 0.000 description 1
- 229910001488 sodium perchlorate Inorganic materials 0.000 description 1
- 229910052938 sodium sulfate Inorganic materials 0.000 description 1
- 235000011152 sodium sulphate Nutrition 0.000 description 1
- AKHNMLFCWUSKQB-UHFFFAOYSA-L sodium thiosulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=S AKHNMLFCWUSKQB-UHFFFAOYSA-L 0.000 description 1
- 235000019345 sodium thiosulphate Nutrition 0.000 description 1
- UGJCNRLBGKEGEH-UHFFFAOYSA-N sodium-binding benzofuran isophthalate Chemical compound COC1=CC=2C=C(C=3C(=CC(=CC=3)C(O)=O)C(O)=O)OC=2C=C1N(CCOCC1)CCOCCOCCN1C(C(=CC=1C=2)OC)=CC=1OC=2C1=CC=C(C(O)=O)C=C1C(O)=O UGJCNRLBGKEGEH-UHFFFAOYSA-N 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 125000001424 substituent group Chemical group 0.000 description 1
- YBBRCQOCSYXUOC-UHFFFAOYSA-N sulfuryl dichloride Chemical compound ClS(Cl)(=O)=O YBBRCQOCSYXUOC-UHFFFAOYSA-N 0.000 description 1
- 125000004213 tert-butoxy group Chemical group [H]C([H])([H])C(O*)(C([H])([H])[H])C([H])([H])[H] 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
- JRMUNVKIHCOMHV-UHFFFAOYSA-M tetrabutylammonium bromide Chemical compound [Br-].CCCC[N+](CCCC)(CCCC)CCCC JRMUNVKIHCOMHV-UHFFFAOYSA-M 0.000 description 1
- DPKBAXPHAYBPRL-UHFFFAOYSA-M tetrabutylazanium;iodide Chemical compound [I-].CCCC[N+](CCCC)(CCCC)CCCC DPKBAXPHAYBPRL-UHFFFAOYSA-M 0.000 description 1
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 description 1
- BRKFQVAOMSWFDU-UHFFFAOYSA-M tetraphenylphosphanium;bromide Chemical compound [Br-].C1=CC=CC=C1[P+](C=1C=CC=CC=1)(C=1C=CC=CC=1)C1=CC=CC=C1 BRKFQVAOMSWFDU-UHFFFAOYSA-M 0.000 description 1
- 125000003944 tolyl group Chemical group 0.000 description 1
- 125000003866 trichloromethyl group Chemical group ClC(Cl)(Cl)* 0.000 description 1
- 239000008096 xylene Substances 0.000 description 1
- GTLDTDOJJJZVBW-UHFFFAOYSA-N zinc cyanide Chemical compound [Zn+2].N#[C-].N#[C-] GTLDTDOJJJZVBW-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D213/00—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members
- C07D213/02—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members
- C07D213/04—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom
- C07D213/60—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
- C07D213/78—Carbon atoms having three bonds to hetero atoms, with at the most one bond to halogen, e.g. ester or nitrile radicals
- C07D213/84—Nitriles
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Pyridine Compounds (AREA)
Abstract
一種式(1)表示的吡啶化合物,其係可經由
□使式(4)表示的化合物與氰化物與氨反應,製得式(3)
□(式中,R1、R2及R3係各自獨立,表示為氫原子、鹵原子、氰基、硝基、烷氧基、烷基或是芳基等)
□表示之化合物、使式(3)表示的化合物與氧化劑反應,製得式(2)
□表示的化合物、使式(2)表示的化合物與鹵化劑反應製得者。
Description
本發明係關於一種吡啶化合物之製造方法。
已知式(1)表示的化合物係可作為農藥或是醫藥的中間體之中間體
(式中,X1係表示鹵原子、R1、R2及R3係各自獨立,表示氫原子、鹵原子、氰基、硝基、烷氧基、烷基或是芳基,該烷基係可具有鹵原子、氰基、硝基、烷氧基及芳基中選出之至少1種的基。又,於此所謂之芳基係可具有鹵原子、氰基、硝基、烷氧基及鹵代烷氧基中選出之至少1種的基)。
WO 1995/026966之樣本169中,記載於3-羥基皮考啉醯胺之氧氯化磷溶液中加入五氯化磷,進行加熱迴流3-
氯-2-氰吡啶之製造方法,但是該產率係不超過15%左右。
本發明係提供一種式(1)表示的吡啶化合物之製造方法,其特徵為含有
(式中,X1係表示鹵原子、R1、R2及R3係表示與下述相同意思)
使式(4)表示的化合物與氰化物與氨反應,製得式(3)表示的化合物之步驟、
(式中,R1、R2及R3係各自獨立,表示為氫原子、鹵原子、氰基、硝基、烷氧基、烷基或是芳基,該烷基係可具有鹵原子、氰基、硝基、烷氧基及芳基中選出之至少1種的基。又,本案中所謂之芳基係可具有鹵原子、氰基、硝基、烷氧基及鹵代烷氧基中選出之至少1種的基)
(式中,R1、R2及R3係表示與上述相同意思)
使式(3)表示的化合物與氧化劑反應,製得式(2)表示的化合物之步驟、及
(式中,R1、R2及R3係表示與上述相同意思)
使式(2)表示的化合物與鹵化劑反應之步驟。
首先,對於使化合物(2)與鹵化劑反應之步驟進行說明。
鹵原子係可舉例氟原子、氯原子、溴原子、碘原子,氟原子或是氯原子為佳。
烷基係可舉例甲基、乙基、丙基、異丙基、丁基、異丁基、sec-丁基、tert-丁基、戊基、己基等碳數1~6之烷基,乙基或是甲基為佳,較佳為甲基。
烷氧基係可舉例甲氧基、乙氧基、丙氧基、異丙氧
基、丁氧基、異丁氧基、sec-丁氧基、tert-丁氧基、戊氧基、己氧基等之碳數1~6的烷氧基,甲氧基或是乙氧基為佳。
芳基係可舉例苯基、甲苯基、1-萘基、2-萘基等之碳數6~10的芳基。本案中,芳基這樣的用語係以可具有鹵原子、氰基、硝基、烷氧基及鹵代烷氧基中選出之至少1種的基之芳香族烴基的意思被使用。
具有取代基之芳基的例子係可舉例2-氟苯基、3-氟苯基、4-氟苯基、2,3-二氟苯基、2,4-二氟苯基、2,5-二氟苯基、2,6-二氟苯基、3,4-二氟苯基、3,5-二氟苯基、2,3,4,5,6-五氟苯基、2-氯苯基、3-氯苯基、4-氯苯基、2-溴苯基、3-溴苯基、4-溴苯基、2-碘苯基、3-碘苯基、4-碘苯基、2-三氟甲基苯基、3-三氟甲基苯基、4-三氟甲基苯基、2-三氟甲氧基苯基、3-三氟甲氧基苯基、4-三氟甲氧基苯基、4-硝苯基、4-氰苯基、2-甲基苯基、3-甲基苯基、4-甲基苯基,2-氟苯基、3-氟苯基、4-氟苯基、2-氯苯基、3-氯苯基、4-氯苯基、2-溴苯基、3-溴苯基、4-溴苯基、2-碘苯基、3-碘苯基及4-碘苯基為佳。
具有鹵原子之烷基係可舉例三氟甲基、三氯甲基、三溴甲基、五氟乙基等的碳數1~6之鹵代烷基,碳數1~6之全鹵烷基為佳,較佳為碳數1~6之全氟烷基,更佳為三氟甲基。
具有氰基之烷基係可舉例氰甲基、1-氰乙基、2-氰乙基、1-氰丙基、2-氰丙基及3-氰丙基,氰甲基為佳。
具有硝基之烷基係可舉例硝甲基、1-硝乙基、2-硝乙基、1-硝丙基、2-硝丙基及3-硝丙基,硝甲基為佳。
具有烷氧基之烷基係可舉例甲氧基甲基、乙氧基甲基、苄氧基甲基、1-甲氧基乙基、2-甲氧基乙基、1-甲氧基丙基、2-甲氧基丙基及3-甲氧基丙基,甲氧基甲基、苄氧基甲基為佳。
具有芳基之烷基係可舉例苯基甲基、(2-氟苯基)甲基、(3-氟苯基)甲基、(4-氟苯基)甲基、(2-氯苯基)甲基、(3-氯苯基)甲基、(4-氯苯基)甲基、(2-溴苯基)甲基、(3-溴苯基)甲基、(4-溴苯基)甲基、(2-碘苯基)甲基、(3-碘苯基甲基)基、(4-碘苯基)甲基、1-苯基乙基、2-苯基乙基、1-苯基丙基、2-苯基丙基及3-苯基丙基,苯基甲基為佳。
R1、R2及R3係相同之基為佳。
R1、R2及R3之各自為氫原子、碳數1~6之烷基或是碳數1~6之鹵代烷基為佳,較佳為氫原子或是甲基,更佳為氫原子。
化合物(2)係可舉例2-氰基-3-羥基吡啶、2-氰基-3-羥基-4-甲基吡啶、2-氰基-3-羥基-5-甲基吡啶、2-氰基-3-羥基-6-甲基吡啶、2-氰基-3-羥基-4,5,6-三甲基吡啶、2-氰基-3-羥基-4-乙基吡啶、2-氰基-3-羥基-5-乙基吡啶、2-氰基-3-羥基-6-乙基吡啶、2-氰基-3-羥基-4,5,6-三乙基吡啶、2-氰基-3-羥基-4-三氟甲基吡啶、2-氰基-3-羥基-5-三氟甲基吡啶、2-氰基-3-羥基-6-三氟甲基吡啶、2-氰基-3-羥基-4-苯基吡啶、2-氰基-3-羥基-5-苯基吡啶、2-氰基-3-羥基-6-
苯基吡啶、2-氰基-3-羥基-4-(4-甲基苯基)吡啶、2-氰基-3-羥基-4-(1-萘基)吡啶、2-氰基-3-羥基-4-(2-萘基)吡啶、2-氰基-3-羥基-4-氟吡啶、2-氰基-3-羥基-5-氟吡啶、2-氰基-3-羥基-6-氟吡啶、2-氰基-3-羥基-4-硝吡啶、2,4-二氰基-3-羥基吡啶、2-氰基-3-羥基-4-甲氧基吡啶等。
鹵化劑係可舉例氧氯化磷、氧溴化磷等之氧鹵化磷;三氯化磷、五氯化磷、三溴化磷等之鹵化磷;甲磺醯氯、氯化p-甲苯磺醯基等之磺醯氯;亞硫醯氯;光氣等。鹵化磷為佳,較佳為五氯化磷。
鹵化劑之使用量係相對於化合物(2)1莫耳而言,一般為1~10莫耳,1~3莫耳之比例為佳。
化合物(2)與鹵化劑之反應係藉由混合一般化合物(2)與鹵化劑被實施。亦可於添加劑之存在下,實施化合物(2)與鹵化劑之反應。
添加劑係可舉例三乙基胺、二異丙基乙基胺等之鹼;N,N’-二甲基甲醯胺、N,N’-二甲基乙醯胺基等之醯胺化合物,醯胺化合物為佳,較佳為N,N’-二甲基甲醯胺。添加劑之使用量係相對於化合物(2)1莫耳而言,一般為0.01~10莫耳之比例。
化合物(2)與鹵化劑之反應係於氮環境下進行為佳。
化合物(2)與鹵化劑之反應係可於溶劑中進行。溶劑係可舉例苯、甲苯、氯苯、硝苯、二甲苯等之芳香族烴溶劑;氯仿、二氯甲烷等之鹵化烴溶劑;乙腈、丙腈等之腈溶劑;二甲基亞碸基等之亞碸基溶劑;及該等之混合溶
劑。芳香族烴溶劑為佳,較佳為甲苯。
溶劑之使用量係對於化合物(2)1重量份而言,一般為0.1~100重量份,0.1~7重量份之比例為佳。
一般,反應溫度為50~150℃。
一般,反應時間為0.1~100小時,0.1~24小時為佳。
藉由使化合物(2)與鹵化劑反應,可製得含有化合物(1)之反應混合物。將得到之反應化合物藉由例如進行濃縮,可離析化合物(1)。
將被離析之化合物(1),可藉由蒸餾、柱色譜、再結晶等之一般的純化方法純化。
化合物(1)係可舉例2-氰基-3-氯吡啶、2-氰基-3-溴吡啶、2-氰基-3-氯-4-甲基吡啶、2-氰基-3-溴-4-甲基吡啶、2-氰基-3-氯-5-甲基吡啶、2-氰基-3-溴-5-甲基吡啶、2-氰基-3-氯-6-甲基吡啶、2-氰基-3-溴-6-甲基吡啶、2-氰基-3-氯-4,5,6-三甲基吡啶、2-氰基-3-溴-4,5,6-三甲基吡啶、2-氰基-3-氯-4-乙基吡啶、2-氰基-3-溴-4-乙基吡啶、2-氰基-3-氯-5-乙基吡啶、2-氰基-3-溴-5-乙基吡啶、2-氰基-3-氯-6-乙基吡啶、2-氰基-3-溴-6-乙基吡啶、2-氰基-3-氯-4,5,6-三乙基吡啶、2-氰基-3-溴-4,5,6-三乙基吡啶、2-氰基-3-氯-4-三氟甲基吡啶、2-氰基-3-溴-4-三氟甲基吡啶、2-氰基-3-氯-5-三氟甲基吡啶、2-氰基-3-溴-5-三氟甲基吡啶、2-氰基-3-氯-6-三氟甲基吡啶、2-氰基-3-溴-6-三氟甲基吡啶、2-氰-3-氯-4-苯基吡啶、2-氰-3-溴-4-苯基吡啶、2-氰
基-3-氯-5-苯基吡啶、2-氰基-3-溴-5-苯基吡啶、2-氰基-3-氯-6-苯基吡啶、2-氰基-3-溴-6-苯基吡啶、2-氰基-3-氯-4-(4-甲基苯基)吡啶、2-氰基-3-溴-4-(4-甲基苯基)吡啶、2-氰基-3-氯-4-(1-萘基)吡啶、2-氰基-3-溴-4-(1-萘基)吡啶、2-氰基-3-氯-4-(2-萘基)吡啶、2-氰基-3-溴-4-(2-萘基)吡啶、2-氰基-3-氯-4-氟吡啶、2-氰基-3-溴-4-氟吡啶、2-氰基-3-氯-5-氟吡啶、2-氰基-3-溴-5-氟吡啶、2-氰基-3-氯-6-氟吡啶、2-氰基-3-溴-6-氟吡啶、2-氰基-3-氯-4-硝吡啶、2-氰基-3-溴-4-硝吡啶、2,4-二氰基-3-氯吡啶、2,4-二氰基-3-溴吡啶、2-氰基-3-氯-4-甲氧基吡啶、2-氰基-3-溴-4-甲氧基吡啶等。
接著,對於使化合物(3)與氧化劑反應而製得化合物(2)之步驟進行說明。
化合物(3)係可舉例α-胺基-2-呋喃乙腈、α-胺基-2-(3-甲基呋喃)乙腈、α-胺基-2-(4-甲基呋喃)乙腈、α-胺基-2-(5-甲基呋喃)乙腈、α-胺基-2-(3,4,5-三甲基呋喃)乙腈、α-胺基-2-(3-乙基呋喃)乙腈、α-胺基-2-(4-乙基呋喃)乙腈、α-胺基-2-(5-乙基呋喃)乙腈、α-胺基-2-(3,4,5-三乙基呋喃)乙腈、α-胺基-2-(3-三氟甲基呋喃)乙腈、α-胺基-2-(4-三氟甲基呋喃)乙腈、α-胺基-2-(5-三氟甲基呋喃)乙腈、α-胺基-2-(3-苯基呋喃)乙腈、α-胺基-2-(4-苯基呋喃)乙腈、α-胺基-2-(5-苯基呋喃)乙腈、α-胺基-2-(3-(4-甲基苯基)呋喃)乙腈、α-胺基-2-(3-(1-萘基)呋喃)乙腈、α-胺基-2-(3-(2-萘基)呋喃)乙腈、α-胺基-2-(3-氟呋喃)乙腈、α-胺基-2-(4-氟
呋喃)乙腈、α-胺基-2-(5-氟呋喃)乙腈、α-胺基-2-(3-硝呋喃)乙腈、α-胺基-2-(3-氰呋喃)乙腈、α-胺基-2-(3-甲氧基呋喃)乙腈等及該等之酸加成鹽。
氧化劑係可舉例氯、溴、碘等之鹵素;過氧化氫;過乙酸、過硫酸、m-氯過氧苯甲酸、tert-丁基氫過氧化物等之過氧化物;次氯酸鈉、次氯酸鉀等之次氯酸鹽;亞氯酸鈉、亞氯酸鉀等之亞氯酸鹽;氯酸鈉、氯酸鉀等之氯酸鹽;過氯酸鈉、過氯酸鉀等之過氯酸鹽;次氯酸;亞氯酸;氯酸及過氯酸。鹵素或是過氧化氫為佳,氯、溴或是過氧化氫為較佳。
氧化劑之使用量係對於化合物(3)1莫耳而言,一般為1~10莫耳、1~3莫耳之比例為佳。
化合物(3)與氧化劑之反應係藉由混合一般化合物(3)與氧化劑被實施。反應係藉由於化合物(3)中添加氧化劑實施為佳。
化合物(3)與氧化劑之反應係於氮環境下進行為佳。
化合物(3)與氧化劑之反應係於一般溶劑之存在下進行。溶劑係可舉例水;氯苯等之芳香族烴溶劑;氯仿、二氯甲烷等之含鹵化烴溶劑;甲醇、乙醇、丁醇等之醇溶劑;乙腈、丙腈等之腈溶劑;吡啶等之雜環芳香族溶劑;二甲基亞碸基等之亞碸基溶劑;N,N-二甲基甲醯胺、N,N-二甲基乙醯胺基、N-甲基吡咯烷酮等之醯胺溶劑;及該等之混合溶劑,水為佳。
溶劑之使用量係對於化合物(3)1重量份而言,一般為
0.1~100重量份之比例。
反應係一般於酸之存在下進行。酸係可舉例乙酸、三氟乙酸、甲磺酸、4-甲苯磺酸等之有機酸;鹽酸、硫酸等之無機酸:氯化銨等。無機酸為佳,較佳為鹽酸。
酸之使用量係對於化合物(3)1莫耳而言,一般為0.01~100莫耳、0.01~1莫耳之比例為佳。
酸係可為酸與溶劑之混合物。酸與溶劑之混合物時,酸之濃度,一般為0.01~13當量,0.01~3當量為佳。
反應溫度係溶劑之熔點以上,且沸點以下即可,一般為0~100℃。0~90℃為佳,較佳為0~80℃。
反應時間,一般為0.1~100小時,10小時以下為佳。
藉由混合化合物(3)與氧化劑,製得含有化合物(2)之反應混合物。將得到之反應混合物藉由例如進行濃縮,可離析化合物(2)。必要時,將得到之反應混合物所包含的氧化劑進行還原處理後,可離析化合物(2)。
將被離析之化合物(2),藉由蒸餾、柱色譜等之一般的純化方法,可純化或可使用原來以下之步驟。
接著,使化合物(4)與氰化物與氨反應,對於製得化合物(3)之步驟進行說明。
化合物(4)與氰化物與氨之反應係可藉由混合化合物(4)與氰化物與氨進行。反應係藉由於氰化物與化合物(4)之混合物中加入氨進行為佳。
反應係可於相轉移催化劑、酸、脫水劑及/或是溶劑
之存在下進行或是於溶劑之存在下進行為佳。催化劑、酸、脫水劑及/或是溶劑係可依據反應之進行狀況,加入於反應系內。
化合物(4)係可舉例糠醛、3-甲基糠醛、4-甲基糠醛、5-甲基糠醛、3,4,5-三甲基糠醛、3-乙基糠醛、4-乙基糠醛、5-乙基糠醛、3,4,5-三乙基糠醛、3-(三氟甲基)呋喃-2-醛、4-(三氟甲基)呋喃-2-醛、5-(三氟甲基)呋喃-2-醛、3-苯基糠醛、4-苯基糠醛、5-苯基糠醛、3-(4-甲基苯基)呋喃-2-醛、3-(1-萘基)呋喃-2-醛、3-(2-萘基)呋喃-2-醛、3-氟糠醛、4-氟糠醛、5-氟糠醛、3-硝糠醛、3-氰糠醛、3-甲氧基糠醛等。
氰化物係可舉例氰化鈉、氰化鉀等之鹼金屬氰化物:氰化鋅、氰化銅、氰化氫等,鹼金屬氰化物或是氰化氫為佳,較佳為氰化鈉或是氰化氫。氰化物係可使用市面上販售者或是可使用藉由公知之方法調製者。溶劑中,可使用已稀釋之氰化物。
氰化物之使用量係對於化合物(4)1莫耳而言,一般為1~10莫耳之比例。
氨係可使用氣體或是可使用液體者。可使用原來市面上販售品之氨或是可使用根據公知之方法製造之氨。又,可使用氨與溶劑之混合物。再者,亦可使用藉由氯化銨等之銨鹽於系內產生的氨。使用氣體之氨、或是氨與溶劑之混合物為佳。
氨之使用量係對於化合物(4)1莫耳而言,一般為1~
10莫耳之比例。
相轉移催化劑係可舉例四丁基氯化銨、四丁基溴化銨、四丁基碘化銨、苄基三丁基溴化銨等之4級銨鹽;庚基三苯基溴化鏻、四苯基溴化鏻等之4級鏻鹽。
相轉移催化劑之使用量係對於化合物(4)1莫耳而言,一般為0.01~10莫耳,0.01~0.1莫耳之比例為佳。
酸係可舉例乙酸、三氟乙酸、甲磺酸、p-甲苯磺酸等之有機酸;氯化銨等,乙酸為佳。
酸之使用量係對於氰化物1莫耳而言,一般為1~10莫耳,1~3莫耳之比例為佳。
脫水劑係可舉例硫酸鈉、硫酸鎂、氧化鎂、氧化鈣、矽膠、分子篩等。
溶劑係可舉例水;苯、氯苯、甲苯等之芳香族烴溶劑;氯仿、二氯甲烷等之鹵化烴溶劑;甲醇、乙醇、丁醇等之醇溶劑;1,2-二甲氧基乙烷、二乙二醇二甲基醚、聚乙二醇、四氫呋喃、二噁烷等之醚溶劑;乙腈、丙腈等之腈溶劑;吡啶等之雜環芳香族溶劑;二甲基亞碸基等之亞碸基溶劑;N、N-二甲基甲醯胺、N、N-二甲基乙醯胺基、N-甲基吡咯烷酮等之醯胺溶劑;甲酸、乙酸等之有機酸溶劑;及該等之混合溶劑。溶劑係醇溶劑為佳,較佳為甲醇。
溶劑之使用量係對於化合物(4)1重量份而言,一般為0.1~100重量份,0.1~2重量份之比例為佳。
化合物(4)與氰化物與氨之反應係於氮環境下進行為
佳。
一般,反應溫度係0~100℃,0~80℃為佳,較佳為0~70℃。
一般,反應時間係0.1~100小時。
藉由化合物(4)與氰化物與氨之反應,可製得含有化合物(3)之反應混合物。將得到之反應化合物,藉由例如進行濃縮,可離析化合物(3)。
以下,藉由實施例更詳細地說明本發明。以下之實施例中,分析係可使用高速液相色譜法。
於氮環境下,室溫下,於四口燒瓶中加入氰化鈉28g及甲醇79.03g,於冰浴下冷卻。於此,花費2.5小時,滴入糠醛50g與乙酸38g之混合溶液。將得到之混合物於冰浴下攪拌1小時,加入硫酸鎂63g。於得到之混合物中,花費30分鐘,滴入2mol/L之氨-甲醇溶液382.5mL,攪拌23小時過濾後,減壓濃縮濾液。以1H-NMR(內部標準法、內部標準:1,4-雙(三甲基矽烷基)苯-d4),確認製得α-胺基-2-呋喃乙腈43g。
於室溫下,於三口燒瓶中加入6N鹽酸4.92g及α-胺基-2-呋喃乙腈之鹽酸鹽990.6mg。將混合物進行冷卻至0℃,滴入溴390μL。將已得到之混合物,於室溫下,藉由攪拌4小時,得到含有2-氰基-3-羥基吡啶225.6mg之溶液6.76g。2-氰基-3-羥基吡啶之產率係將α-胺基-2-呋喃乙腈鹽酸鹽為基準,為34%。
於室溫下,於三口燒瓶中,加入1N鹽酸5.0g及α-胺基-2-呋喃乙腈之鹽酸鹽1.0g(6.31mmol)。將混合物進行冷卻至0℃,滴入溴360μL(6.94mmol),攪拌1小時。使已得到之混合物昇溫至室溫為止,攪拌2小時,加入溴32μL。將已得到之混合物,進行攪拌2小時,加入溴32μL,再攪拌2小時後,加入溴32μL,攪拌1小時。
於已得到之混合物中,加入硫代硫酸鈉199mg,再加入40%NaOH水溶液,將pH調整為3.0。將已得到之混合物進行過濾,得到含有2-氰基-3-羥基吡啶0.47g之混合物。2-氰基-3-羥基吡啶之產率係將α-胺基-2-呋喃乙腈之鹽酸鹽為基準,為62%。
於室溫下,於三口燒瓶中加入2-氰基-3-羥基吡啶0.46g。於氮環境下,加入甲苯3.0ml及五氯化磷1.31g,以浴溫120℃迴流10小時。將混合物放涼至70℃為止,
加水進行分液,將水層再以甲苯萃取。配合已得到之有機層,以飽和碳酸氫鈉水溶液洗淨,進行減壓濃縮,得到含有2-氰基-3-氯吡啶0.27g之溶液8.28g。2-氰基-3-氯吡啶之產率係以2-氰基-3-羥基吡啶為基準,為50%。
藉由本發明之製造方法,可製得可作為農藥或是醫藥之中間體的式(1)表示的吡啶化合物。
Claims (3)
- 一種式(1)表示的吡啶化合物之製造方法,其特徵為含有
(式中,X1係表示鹵原子、R1、R2及R3係表示與下述相同意思)使式(4)表示的化合物與氰化物與氨反應,製得式(3)表示的化合物之步驟、 (式中,R1、R2及R3係各自獨立,表示為氫原子、鹵原子、氰基、硝基、烷氧基、烷基或是芳基,該烷基係可具有鹵原子、氰基、硝基、烷氧基及芳基中選出之至少1種的基,又,本案中所謂之芳基係可具有鹵原子、氰基、硝基、烷氧基及鹵代烷氧基中選出之至少1種的基) (式中,R1、R2及R3係表示與上述相同意思)使式(3)表示的化合物與氧化劑反應,製得式(2) (式中,R1、R2及R3係表示與上述相同意思)表示的化合物之步驟、及使式(2)表示的化合物與鹵化劑反應之步驟。 - 一種式(1)表示的吡啶化合物之製造方法,其特徵為含有
(式中,X1係表示鹵原子、R1、R2及R3係表示與下述相同意思)使式(2)表示的化合物與鹵化劑反應之步驟 (式中,R1、R2及R3係各自獨立,表示為氫原子、鹵原子、氰基、硝基、烷氧基、烷基或是芳基,該烷基係可具有鹵原子、氰基、硝基、烷氧基及芳基中選出之至少1種的基,又,本案中所謂之芳基係具有鹵原子、氰基、硝基、烷氧基及鹵代烷氧基中之至少1種的基)。 - 一種式(1)表示的吡啶化合物之製造方法,其特徵為含有
(式中,X1係表示鹵原子、R1、R2及R3係表示與下述相同意思)使式(3)表示的化合物與氧化劑反應,製得式(2)表示的化合物之步驟、及 (式中,R1、R2及R3係各自獨立,表示為氫原子、鹵原子、氰基、硝基、烷氧基、烷基或是芳基、該烷基係可具有鹵原子、氰基、硝基、烷氧基及芳基中選出之至少1種的基,又,本案中所謂之芳基係可具有鹵原子、氰基、硝基、烷氧基及鹵代烷氧基中選出之至少1種的基) (式中,R1、R2及R3係表示與上述相同意思)使式(2)表示的化合物與鹵化劑反應之步驟。
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