abstract |
/ ABSTRACT OF THE INVENTION PREPARATION OF 2,4,5-TRIFLUOROBENZOIC ACID BY DECARBOXYLATION OF 3,4,6-TRIFLUOROPHTHALIC ANHYDRIDE It has been discovered that 3,4,6-trifluorophthalic anhydride may be decarboxylated by heating in a polar aprotic solvent to yield 2,4,5-trifluorobenzoic acid. |