• English
  • 简体中文
Login Register
Current Location: Home > Feedback Help Print

【结 构 式】

【分子编号】51552

【品名】methyl 3-chloro-5-methoxy-1-benzothiophene-2-carboxylate

【CA登记号】

【 分 子 式 】C11H9ClO3S

【 分 子 量 】256.70936

【元素组成】C 51.47% H 3.53% Cl 13.81% O 18.7% S 12.49%

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:(II)

Methyl 3-chloro-5-methoxybenzo[b]thiophene-2-carboxylate (II) was prepared from the known acid chloride (I) by treatment with methanol. Cyclization of the chloro ester (II) with cysteamine hydrochloride (III) in the presence of DBU afforded the target benzothienothiazepinone.

2 Boschelli, D.H.; Connor, D.T.; Kramer, J.B.; Unangst, P.C. (Pfizer Inc.); Benzothiophene, benzofuran and indolethiazepinones, oxazepinones and diazepinones as inhibitors of cell adhesion and as inhibitors of HIV. EP 0749434; JP 1997509961; US 5489586; WO 9524408 .
1 Khatana, S.S.; et al.; Preparation of benzothieno[2,3-f]-1,4-oxazepin- and -thiazepin-5(2H)-ones and of benzothieno[3,2-e]-1,4-diazepin-5-ones. J Org Chem 1996, 61, 17, 6060.
3 Gracheck, S.J. (Pfizer Inc.); Use of thiazepine, oxazepine and diazepine cpds. for inhibiting HIV, herpesvirus and suppressing the immune system. EP 0817635; JP 1999502814; WO 9629077 .
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) 13892 3-Chloro-5-methoxy-1-benzothiophene-2-carbonyl chloride C10H6Cl2O2S 详情 详情
(II) 51552 methyl 3-chloro-5-methoxy-1-benzothiophene-2-carboxylate C11H9ClO3S 详情 详情
(III) 13186 2-Aminoethanethiol; 2-Amino-1-ethanethiol; 2-Aminoethylhydrosulfide; Cysteamine 60-23-1 C2H7NS 详情 详情
Extended Information