制备
将5.334 kg(24.90 mol)的2-[4-(2-羟基乙氧基)苯亚甲基]丙二腈(XI)和1.309 kg(13.07 mol)的2-氰基硫代乙酰胺(XII)悬浮在27.4 kg(34.8 L)的甲醇中。将该悬浮液温热至40℃,并在不超过40℃的情况下逐步加入3.779 kg(37.35 mol)的三乙胺。混合物在40℃下继续搅拌3小时后冷却至室温。随后,向深棕色溶液中加入3.147 kg(12.45 mol)的4-(氯甲基)-2-(4-氯苯基)-1,3-噻唑(XIV),并将容器内容物在室温下搅拌过夜。
将悬浮液冷却至5℃,通过过滤分离并用共计11.7 kg(14.85 L)的甲醇洗涤。湿产物在真空干燥箱中于50℃下干燥,最终得到4,862 g的产品,占理论值的75.1%。该产物为米色至浅绿色固体,即2-氨基-6-{[2-(4-氯苯基)-1,3-噻唑-4-基]甲基}硫烷基}-4-[4-(2-羟基乙氧基)苯基]吡啶-3,5-二甲腈(卡帕诺生,含量95.5%,ESTD)。通过HPLC方法A测定保留时间约为14.1 min。
应用
卡帕诺生可用作医药合成中间体。
中文名称 | 英文名称 | CAS号 | 化学式 | 分子量 |
---|---|---|---|---|
—— | 2-amino-4-[4-(2-hydroxyethoxy)phenyl]-6-sulfanylpyridine-3,5-dicarbonitrile | 544417-72-3 | C15H12N4O2S | 312.352 |
中文名称 | 英文名称 | CAS号 | 化学式 | 分子量 |
---|---|---|---|---|
—— | 2-{4-[2-amino-6-({[2-(4-chlorophenyl)-1,3-thiazol-4-yl]methyl}thio)-3,5-dicyanopyridin-4-yl]phenoxy}ethyl (N,N-dimethyl)glycinate | 1112459-21-8 | C29H25ClN6O3S2 | 605.141 |
—— | 2-Amino-4-[4-(2-{[tert-butyl(dimethyl)silyl]oxy}ethoxy)phenyl]-6-({[2-(4-chlorophenyl)-1,3-thiazol-4-yl]methyl}thio)pyridine-3,5-dicarbonitrile | 1163272-03-4 | C31H32ClN5O2S2Si | 634.298 |
—— | 2-{4-[2-amino-6-({[2-(4-chlorophenyl)-1,3-thiazol-4-yl]methyl}thio)-3,5-dicyanopyridin-4-yl]phenoxy}ethyl tert-butyl succinate | 1112459-51-4 | C33H30ClN5O5S2 | 676.217 |
—— | 2-(((2-(4-chlorophenyl)-1,3-thiazol-4-yl)methyl)sulfanyl)-4-(4-(2-hydroxyethoxy)phenyl)-6-(methylamino)pyridine-3,5-dicarbonitrile | 1239234-38-8 | C26H20ClN5O2S2 | 534.062 |
—— | 2-{4-[2-amino-6-({[2-(4-chlorophenyl)-1,3-thiazol-4-yl]methyl}thio)-3,5-dicyanopyridin-4-yl]phenoxy}ethyl L-norleucinate | 1112459-12-7 | C31H29ClN6O3S2 | 633.195 |
—— | 5-(2-{4-[2-amino-6-({[2-(4-chlorophenyl)-1,3-thiazol-4-yl]methyl}thio)-3,5-dicyanopyridin-4-yl]phenoxy}ethyl) 1-tert-butyl L-glutamate | 1110660-44-0 | C34H33ClN6O5S2 | 705.258 |
—— | 2-(azetidin-1-yl)-6-((2-(4-chlorophenyl)-1,3-thiazol-4-ylmethyl)sulfanyl)-4-(4-(2-hydroxyethoxy)phenyl)pyridine-3,5-dicarbonitrile | 1239234-50-4 | C28H22ClN5O2S2 | 560.1 |
—— | 2-((2-(4-chlorophenyl)-1,3-thiazol-4-ylmethyl)sulfanyl)-4-(4-(2-hydroxyethoxy)phenyl)-6-(pyrrolidin-1-yl)pyridine-3,5-dicarbonitrile | 1239234-36-6 | C29H24ClN5O2S2 | 574.127 |
—— | 2-((2-(4-chlorophenyl)-1,3-thiazol-4-ylmethyl)sulfanyl)-4-(4-(2-hydroxyethoxy)phenyl)-6-(piperidin-1-yl)pyridine-3,5-dicarbonitrile | 1239234-60-6 | C30H26ClN5O2S2 | 588.154 |
—— | 2-[4-[2-amino-6-[[2-(4-chlorophenyl)-1,3-thiazol-4-yl]methylsulfanyl]-3,5-dicyanopyridin-4-yl]phenoxy]ethyl (2S)-3-methyl-2-[(2-methylpropan-2-yl)oxycarbonylamino]butanoate | 1110660-28-0 | C35H35ClN6O5S2 | 719.285 |
—— | 2-[4-[2-amino-6-[[2-(4-chlorophenyl)-1,3-thiazol-4-yl]methylsulfanyl]-3,5-dicyanopyridin-4-yl]phenoxy]ethyl (2S)-2,5-bis[(2-methylpropan-2-yl)oxycarbonylamino]pentanoate | 1112459-53-6 | C40H44ClN7O7S2 | 834.417 |
—— | 2-{4-(2-(((2-(4-chlorophenyl)-1,3-thiazol-4-yl)methyl)sulfanyl)-3,5-dicyano-6-(pyrrolidin-1-yl)pyridin-4-yl)phenoxy}ethyl N-(tert-butoxycarbonyl)-β-alaninate | —— | C37H37ClN6O5S2 | 745.323 |
—— | 2-chloro-6-((2-(4-chlorophenyl)-1,3-thiazol-4-ylmethyl)sulfanyl)-4-(4-(2-hydroxyethoxy)phenyl)pyridine-3,5-dicarbonitrile | 1163271-54-2 | C25H16Cl2N4O2S2 | 539.466 |
—— | 2-[4-[2-[[2-(4-chlorophenyl)-1,3-thiazol-4-yl]methylsulfanyl]-3,5-dicyano-6-[4-(dimethylamino)butanoylamino]pyridin-4-yl]phenoxy]ethyl (2S)-3-methyl-2-[(2-methylpropan-2-yl)oxycarbonylamino]butanoate | 1112459-61-6 | C41H46ClN7O6S2 | 832.445 |
—— | 2-(4-(2-(((2-(4-chlorophenyl)-1,3-thiazol-4-yl)methyl)sulfanyl)-3,5-dicyano-6-(pyrrolidin-1-yl)pyridin-4-yl)phenoxy)ethyl N-(tert-butoxycarbonyl)-L-alanyl-L-alaninate | 1239236-11-3 | C40H42ClN7O6S2 | 816.402 |
—— | 2-(4-(2-(((2-(4-chlorophenyl)-1,3-thiazol-4-yl)methyl)sulfanyl)-3,5-dicyano-6-(pyrrolidin-1-yl)pyridin-4-yl)phenoxy)ethyl N2,N6-bis(tert-butoxycarbonyl)-L-lysyl-L-alaninate | 1239236-50-0 | C48H57ClN8O8S2 | 973.614 |
—— | Methyl 3-amino-6-({[2-(4-chlorophenyl)-1,3-thiazol-4-yl]methyl}thio)-5-cyano-4-[4-(2-hydroxyethoxy)phenyl]-1-(2-methoxy-2-oxoethyl)-1H-pyrrolo[2,3-b]pyridine-2-carboxylate | 1163270-38-9 | C31H26ClN5O6S2 | 664.162 |
—— | Methyl 3-amino-4-[4-(2-{[tert-butyl(dimethyl)silyl]oxy}ethoxy)phenyl]-6-({[2-(4-chlorophenyl)-1,3-thiazol-4-yl]methyl}thio)-5-cyano-1-(2-methoxy-2-oxoethyl)-1H-pyrrolo[2,3-b]pyridine-2-carboxylate | 1163272-06-7 | C37H40ClN5O6S2Si | 778.425 |