Perfluorobutanesulfonyl fluoride

CAS No.: 375-72-4
Molecular formula: C4F9SO2F
Appearance: Clear colorless liquid
Assay: 95%min. (by GC)
Boiling range: 65-67℃
Specific gravity: 1.700-1.750
PH: 3.8-4.8
Refractive index: 1.2810