发明授权
US06861547B2 Process for preparing aryl-iminomethyl-carbamino acid esters
有权
芳基 - 亚氨基甲基 - 氨基甲酸酯的制备方法
- 专利标题: Process for preparing aryl-iminomethyl-carbamino acid esters
- 专利标题(中): 芳基 - 亚氨基甲基 - 氨基甲酸酯的制备方法
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申请号: US10138955申请日: 2002-05-05
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公开(公告)号: US06861547B2公开(公告)日: 2005-03-01
- 发明人: Joerg Brandenburg , Rolf Schmid , Rainer Soyka , Ralf Anderskewitz , Rolf Bauer , Rainer Hamm , Jutta Kroeber
- 申请人: Joerg Brandenburg , Rolf Schmid , Rainer Soyka , Ralf Anderskewitz , Rolf Bauer , Rainer Hamm , Jutta Kroeber
- 申请人地址: DE Ingelheim
- 专利权人: Boehringer Ingelheim International GmbH
- 当前专利权人: Boehringer Ingelheim International GmbH
- 当前专利权人地址: DE Ingelheim
- 代理商 Robert P. Raymond; Alan R. Stempel; Mary-Ellen M. Devlin
- 优先权: DE10000907 20000112
- 主分类号: C07C255/54
- IPC分类号: C07C255/54 ; C07C269/00 ; C07C271/00 ; C07C271/20 ; C07C271/64 ; C07C309/00
摘要:
The invention relates to a process suitable for large-scale industrial use for preparing compounds of general formula (I) wherein: R1 denotes a group selected from among methyl, ethyl, propyl, cyclopentyl, cyclohexyl, phenyl, benzyl and —C(Me2)phenyl, each of which is optionally mono-, di- or trisubstituted by hydroxy; and, R2 denotes a group selected from among methyl, ethyl, propyl and benzyl.
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