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瑞巴匹特的合成工艺改进
引用本文:徐秀峰,杨艺虹,张珩,郭家林.瑞巴匹特的合成工艺改进[J].精细化工中间体,2010,40(1):33-36,51.
作者姓名:徐秀峰  杨艺虹  张珩  郭家林
作者单位:武汉工程大学,湖北省新型反应器与绿色化工工艺重点实验室,湖北,武汉,430073
摘    要:由丙二酸二乙酯经亚硝化、还原制备氨基丙二酸二乙酯;再与4-溴甲基喹啉-2-酮经缩合得2-(4-氯苯甲酰胺基)-3-(1,2-二氢-2-氧代-4-喹啉基)丙二酸二乙酯;然后在碱催化下水解、脱羧制得抗溃疡药物瑞巴匹特(1)。对瑞巴匹特的合成工艺进行了改进,总收率为71.7%,1结构经IR和1HNMR确证。

关 键 词:瑞巴匹特  抗溃疡药物  合成

Improvements on the Preparation of Rebamipide
XU Xiu-feng,YANG Yi-hong,ZHANG Heng,GUO Jia-lin.Improvements on the Preparation of Rebamipide[J].Fine Chemical Intermediates,2010,40(1):33-36,51.
Authors:XU Xiu-feng  YANG Yi-hong  ZHANG Heng  GUO Jia-lin
Affiliation:(Hubei Key Laboratory of Novel Chemical Reactor and Green Chemical Technology, Wuhan University of Technology, Wuhan 430073, China)
Abstract:2- (4-Chlorobenzoylamino)-3 - 2 ( 1H )-quinolinon-4-yl ] propionic acid ( Rebamipide ) ( 1 ), an anti- ulcer drug, was prepared from ethyl malonate and 4-(bromomethyl)-quinolin-2 (1H)-one via intermediate diethyl 2- (4-chlorobenzoylamino) -ethoxycarbony]-3- 2 ( 1 H) -quinolinon-4-yl ] malonate (2) in an overa] yield of 71.7%. The product structure was confirmed with IR and IH NMR.
Keywords:rebamipide  anti-ulcer drug  synthesis
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