Trifluoromethanesulfonic anhydride (Triflic anhydride) 99% ,CAS No: 358-23-6 MF：C2F6O5S2 MW：282.14 CAS：358-23-6 HazMat info：UN3265； Class: 8；Packing Group: II Storage：Room temperature Synonyms: Triflic Anhydride Tf2O PFC-MSA JACS-358-23-6 f…