发明授权
- 专利标题: Method for producing thienopyrimidines
- 专利标题(中): 噻吩并嘧啶的制备方法
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申请号: US10149125申请日: 2002-10-21
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公开(公告)号: US06689885B2公开(公告)日: 2004-02-10
- 发明人: Horst Juraszyk , Peter Wendel , Markus Woissyk
- 申请人: Horst Juraszyk , Peter Wendel , Markus Woissyk
- 优先权: DE19958926 19991207
- 主分类号: C07D49504
- IPC分类号: C07D49504
摘要:
The invention relates to a process for preparing compounds of the formula I In this process a 2-aminobenzothiophene-3-carboxylic ester of the formula II is reacted with a nitrile of the formula III N≡C—R1 III in solution or suspension in a solvent in the presence of an acid.
公开/授权文献
- US20030096994A1 Method for producing thienopyrimidines 公开/授权日:2003-05-22
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