Process for the preparation of trifluoromethylbenzoyl halides

Details Process for the preparation of trifluoromethylbenzoyl halides Process for the preparation of trifluoromethylbenzoyl halides

C - Chemistry, Metallurgy

07

C

260/538.2, 260/5

C07C 63/10 (2006.01) C07C 51/58 (2006.01) C07C 51/62 (2006.01) C07C 65/21 (2006.01)

Patent

CA 1157884

Case 4319/4320 ASC/lm 4/13/81 PROCESS FOR THE PREPARATION OF TRIFLUOROMETHYLBENZOYL HALIDES ABSTRACT Trifluoromethylbenzoyl chlorides or bromides are prepared by the reaction of trichloromethylbenzoyl chlorides or tribromo- methylbenzoyl bromides with about 3 moles or less of a fluorinating agent selected from the group consisting of hydrogen fluoride and trifluoromethylbenzoyl fluorides in the presence of a halogen trans- fer catalyst.

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