Fig. 1: Background information and our strategy for difluoromethylation of (hetero)aryl halides.

A Radical difluoromethylation through the development of new CF₂H radical precursors. B Radical decarboxylative difluoromethylation with difluoroacetate. C Electrophotochemical transition metal-catalyzed difluoromethylation with difluoroacetate.