Chlorofluorination reactions of sulphur(IV) fluorides

Abstract
Trifluoromethylsulphur chloride tetrafluoride, CF3SF4CI, results from the action of chlorine on CF3SF3 in the presence of caesium fluoride, and CH3N:SF2 reacts with chlorine to give CH2CIN:SF2, CHCI2N:SF2, and CF3N:SCl2.