发明授权
US06175019B1 Process for the preparation of 1,3-dimethylimidazolium 4-carboxylate
失效
1,3-二甲基咪唑鎓4-羧酸酯的制备方法
- 专利标题： Process for the preparation of 1,3-dimethylimidazolium 4-carboxylate
- 专利标题（中）： 1,3-二甲基咪唑鎓4-羧酸酯的制备方法
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申请号： US09372063申请日： 1999-08-11
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公开(公告)号： US06175019B1公开(公告)日： 2001-01-16
- 发明人: Jakob Fischer , Wolfgang Siegel , Volker Bomm , Martin Fischer , Klaus Mundinger
- 申请人： Jakob Fischer , Wolfgang Siegel , Volker Bomm , Martin Fischer , Klaus Mundinger
- 优先权： DE19836477 19980812
- 主分类号： C07D23390
- IPC分类号： C07D23390
摘要：
1,3-Dimethylimidazolium 4-carboxylate is prepared by reacting 1-methylimidazole with dimethyl carbonate optionally in the presence of a solvent in accordance with the following reaction scheme: