A new method of introducing a trifluoromethyl group into an aromatic ring

Article abstract of DOI:10.1016/S0040-4039(00)89064-4

Trifluoromethyl derivatives of aromatic molecules were prepared from aromatic halides, converted to dithiocarboxylic acids through formation of Grignard reagents, followed by fluorination with xenon difluoride at room temperature.