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【结 构 式】

【分子编号】34101

【品名】7-chloro-5-phenyl-1,3-dihydro-2H-1,4-benzodiazepin-2-one hydrazone

【CA登记号】

【 分 子 式 】C15H13ClN4

【 分 子 量 】284.74788

【元素组成】C 63.27% H 4.6% Cl 12.45% N 19.68%

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:(X)

The reaction of 7-chloro-5-phenyl-2-hydrazino-1,3-dihydro-3H-1,4-benzodiazepine (X) with refluxing acetaldehyde (C) gives 7-chloro-5-phenyl-2-ethylydenhydrazino-1,3-dihydro-3H-1,4-benzodiazepine (XI), which is cyclized by refluxing in chloroform (10.5 h) or by heating at 160-72 C (10 min).

1 Hester, J.B. Jr.; Benzodiazepines and the manufacture thereof. CH 574425; DE 2242938; FR 2154474; GB 1382605; JP 48034894 .
2 Castaner, J.; Chatterjee, S.S.; Alprazolam. Drugs Fut 1976, 1, 12, 551.
中间体序号 中间体编号 品名 CAS号 分子式 供应商 用于合成
(X) 34101 7-chloro-5-phenyl-1,3-dihydro-2H-1,4-benzodiazepin-2-one hydrazone C15H13ClN4 详情 详情
(XI) 34102 acetaldehyde N-(7-chloro-5-phenyl-1,3-dihydro-2H-1,4-benzodiazepin-2-ylidene)hydrazone C17H15ClN4 详情 详情
(C) 11974 Acetaldehyde 75-07-0 C2H4O 详情 详情
Extended Information