Phenyl trifluoromethyl sulfide may be used in the preparation of:sulfoxides, dithiane dioxide, and dithiolane dioxide via iron-catalyzed oxidation of sulfides, dithiane, or dithiolane with hydrogen peroxidebenzophenone hydrazone derivativestrifluoro- and difluoromethylsilanes by reductive coupling of fluoromethyl sulfones, sulfoxides and sulfides with chlorosilanes