... Journal of Fluorine Chemistry. ... Methyl 3,3,3-trifluoropyruvate (3, MTFP) and other esters of 3,3,3-trifluoropyruvic acid have become broadly applied building blocks in organic chemistry [1], [2], [3] and [4]. The esters have been prepared as follows: from hexafluoropropene-1,2 ...