发明授权
US06288271B1 Process for the preparation of (2,2,2-trifluoroethoxy)benzoic acids
失效
制备（2,2,2-三氟乙氧基）苯甲酸的方法
- 专利标题： Process for the preparation of (2,2,2-trifluoroethoxy)benzoic acids
- 专利标题（中）： 制备（2,2,2-三氟乙氧基）苯甲酸的方法
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申请号： US09403384申请日： 2000-01-18
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公开(公告)号： US06288271B1公开(公告)日： 2001-09-11
- 发明人: Arie L. Gutman , Genady Nisnevich , Eleonora Shkolnik , Igor Zaltzman
- 申请人： Arie L. Gutman , Genady Nisnevich , Eleonora Shkolnik , Igor Zaltzman
- 优先权： IL120715 19970421
- 主分类号： C07C6306
- IPC分类号： C07C6306
摘要：
A process for producing trifluoroethoxybenzoic acids or salts thereof by reaction of halobenzoic acids or salts thereof with 2,2,2-trifluoroethanol in the presence of a strong base and copper containing materials. The compounds obtained by the process of the present invention may be used as synthetic intermediates in the pharmaceutical industry.
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