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【结 构 式】

【分子编号】20792

【品名】Acetylenedicarboxylic acid isopropyl ester carbamoyl anhydride

【CA登记号】

【 分 子 式 】C8H9NO5

【 分 子 量 】199.1632

【元素组成】C 48.25% H 4.55% N 7.03% O 40.17%

与该中间体有关的原料药合成路线共 1 条

合成路线1

该中间体在本合成路线中的序号:(III)

2) By cyclization of (I) with isopropyl 4-(carbamoyloxy)-2-butynoate (III) and ammonium acetate (IV).

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.
中间体序号 中间体编号 品名 CAS号 分子式 供应商 用于合成
(I) 20790 Methyl (Z)-2,3-dichlorobenzyldeneacetoacetate; Methyl (Z)-2-acetyl-3-(2,3-dichlorophenyl)-2-propenoate 74073-22-6 C12H10Cl2O3 详情 详情
(III) 20792 Acetylenedicarboxylic acid isopropyl ester carbamoyl anhydride C8H9NO5 详情 详情
Extended Information