PROCESS FOR THE PREPARATION OF HALOGENATED BENZOIC ACID DERIVATIVES
The present invention comprises a process for the preparation of 3-chloro-2-fluoro-5-trifluoromethyl benzoic acid of the formula or of a salt thereof. 3-Chloro-2-fluoro-5-trifluoromethyl benzoic acid or salts thereof are versatile intermediates for the preparation of active pharmaceutical or agrochemical agents.
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Page/Page column 8
(2009/12/24)
Halogenated trifluoromethylbenzenes
Novel halogenated trifluoromethylbenzenes have the structural formula STR1 wherein X is halogen, preferably Cl, F or Br, and R is a group selected from the group consisting of --COOH, --C(O)NH2 and --CN. These compounds are intermediates for pe
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(2008/06/13)
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