Phenyl iodonium bis(perfluoroalkanesulphonyl)-methide-dimethyl sulphoxide complex——Its formation and X-ray structure analysis

Irradiation of phenyl iodonium bis(perfluoroalkanesulphonyl)methide in DMSO yields an 1:1 adduct, DMSO·PhI=C(SO_2R_F)_2 (2) which was confirmed by X-ray crystal structure analysis.