【结 构 式】 |
【分子编号】20791 【品名】isopropyl (E)-3-amino-4-[(aminocarbonyl)oxy]-2-butenoate 【CA登记号】 |
【 分 子 式 】C8H14N2O4 【 分 子 量 】202.21024 【元素组成】C 47.52% H 6.98% N 13.85% O 31.65% |
与该中间体有关的原料药合成路线共 2 条
合成路线1
该中间体在本合成路线中的序号:(II)1) By cyclization of methyl 2-(2,3-dichlorobenzylidene)acetoacetate (I) with isopropyl 3-amino-4-(carbamoyloxy)crotonate (II).
【1】 Migano, T. et al. (Banyu Pharmaceutical Co., Ltd.); 2-N-Substd. or unsubstd.-carbamoyloxy-alkyl-1, 4-dihydropyridine-3,5-dicarboxylic acid symmetrical or asymmetrical diester deriv. and its preparation. JP 1984152373 . |
【2】 Prous, J.; Castaner, J.; NB-818. Drugs Fut 1989, 14, 4, 331. |
合成路线2
该中间体在本合成路线中的序号:(II)By cyclization of (II) with 2,3-dichlorobenzaldehyde (V) and methyl acetoacetate (VI).
【1】 Migano, T. et al. (Banyu Pharmaceutical Co., Ltd.); 2-N-Substd. or unsubstd.-carbamoyloxy-alkyl-1, 4-dihydropyridine-3,5-dicarboxylic acid symmetrical or asymmetrical diester deriv. and its preparation. JP 1984152373 . |
【2】 Prous, J.; Castaner, J.; NB-818. Drugs Fut 1989, 14, 4, 331. |
Extended Information