发明授权
US06849762B2 Process for preparing a trifluoroethoxy-substituted benzoic acid 失效
制备三氟乙氧基取代的苯甲酸的方法

Process for preparing a trifluoroethoxy-substituted benzoic acid
摘要:
The invention relates to a method for the production of trifluoroethoxy-substituted benzoic acids, by reaction of a corresponding halogenated benzoic acid with trifluoroethanol in the solvent tetrahydrofuran, in the presence of a base and a copper salt, followed by an acidic work-up.
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