C - Chemistry – Metallurgy – 07 – C
Patent
C - Chemistry, Metallurgy
07
C
C07C 51/16 (2006.01) C07C 51/10 (2006.01) C07C 63/70 (2006.01)
Patent
CA 2726005
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.
La présente invention porte sur un procédé pour la fabrication d'acide 3-chloro-2-fluoro-5-trifluorométhylbenzoïque représenté par la formule ou d'un sel de celui-ci. L'acide 3-chloro-2-fluoro-5-trifluorométhylbenzoïque ou les sels de celui-ci sont des intermédiaires polyvalents pour la fabrication d'agents pharmaceutiques ou agrochimiques actifs.
Bachmann Stephan
Hildbrand Stefan
Jappy James
Patel Dinesh Maganbhai
Pfleger Christophe
F.hoffmann-La Roche Ag
Gowling Lafleur Henderson Llp
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