第 37 卷第 2 期Vol. 37 No. 2
2007 年 4 月Apr 2007

所属栏目:医药及中间体

3-苯甲酰基苯乙腈单甲基化的研究
刘志雄,贾石磊,李 屹,朱 娟 (吉首大学 化学化工学院,湖南 吉首 416000)
摘 要:以3-苯甲酰基苯乙腈为原料,采用碳酸二甲酯进行α-甲基化反应制备2-(3苯甲酰基苯基)丙腈,使反应控制在单甲基化阶段,HPLC测定产物含量99.7%。同时探讨了催化剂的选择、反应温度、反应时间对反应的影响。
关键词:3-苯甲酰基苯乙腈;2-(3-苯甲酰基苯基)丙腈;碳酸二甲酯;单甲基化
Study on Monomethylation of 3-Benzoylbenzeacetonitrile
LIU Zhi-xiong,JIA Shi-lei,LI Yi,ZHU Juan (College of Chemistry and Chemical Engineering,Jishou University,Jishou 416000,China)
Abstract:2-(3-Benzoylphenyl)propionitrile which was an important intermediate of ketoprofen was synthesized from 3-benzoylbenzeacetonitrile via monomethylation in the presence of dimethyl carbonate,Pure compound was obtained and the content of crystal was about 99.7%. The influence of catalysts,reaction temperature and reaction time on reactions were discussed.
Key words:3-benzoylbenzeacetonitrile;2-(3-benzoylphenyl)propionitrile;dimethyl cabonate;ɑ-monomethylation
基金项目:吉首大学人才引进资助项目(2005年),吉首大学福特基金科技创新项目(07JDPHE056)。
作者简介:刘志雄(1973-),男,湖南新化人,研究生。研究方向:医药中间体合成工艺研究。 (E-mail:liuzhxi@sina.com)
收稿日期:2007-03-08
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