Trichlorobenzoic acid


Trichlorobenzoic acids are organochlorine compounds, in particular benzoic acids, with the formula. Six constitutional isomers exist, differing in the relative position of the three chlorine substituents around the ring.
Name2,3,4-Trichlorobenzoic acid2,3,5-Trichlorobenzoic acid2,3,6-Trichlorobenzoic acid2,4,5-Trichlorobenzoic acid2,4,6-Trichlorobenzoic acid3,4,5-Trichlorobenzoic acid
Structure
CAS Registry Number

Preparation and use

The 2,4,6- isomer is easily produced by deprotonation of 1,3,5-trichlorobenzene followed by reaction with carbon dioxide. Its conversion to 2,4,6-trichlorobenzoyl chloride makes it a key intermediate in the Yamaguchi esterification protocol.

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