Peroxydisulfuryl difluoride
Peroxydisulfuryl difluoride is an inorganic compound from the group of peroxides. The chemical formula is.
Synthesis
Peroxydisulfuryl difluoride can be obtained by the reaction of sulfur trioxide with fluorine in the presence of silver(II) fluoride or by electrolysis of fluorosulfuric acid.It is also possible to prepare it by reacting chromium(V) fluoride with sulfur trioxide:
or by the reaction between fluorosulfuric acid and dioxygenyl hexafluoroarsenate:
Physical properties
Peroxydisulfuryl difluoride is a colorless liquid with an unpleasant odor that hydrolyzes with water to produce oxygen and fluorosulfuric acid. The compound can ignite organic materials upon contact.Chemical properties
It reacts with cesium fluorosulfonate and silver fluorosulfonate to produce the divalent silver compound.Iodine(I) fluorosulfonate can be obtained from iodine and peroxydisulfuryl difluoride: