发明授权
- 专利标题: Process for preparing 2-cyanoindan-1-ones
- 专利标题(中): 2-氰基茚满-1-酮的制备方法
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申请号: US09485957申请日: 2000-02-18
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公开(公告)号: US06355827B1公开(公告)日: 2002-03-12
- 发明人: Joachim Komoschinski , Helmut Fiege , Guido Steffan
- 申请人: Joachim Komoschinski , Helmut Fiege , Guido Steffan
- 优先权: DE19736921 19970825
- 主分类号: C07C25314
- IPC分类号: C07C25314
摘要:
In a particularly advantageous process for producing 2-cyanoindan-1-ones from 2-halogenated indan-1-ones by reaction with a cyanide salt, the cyanide salt is dissolved in a dipolar aprotic solvent or in a water-miscible ether and 2-halogenated indan-1-one is metered into this solution.
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