Product description

Product Description
Chemical Name: Perfluorobutylsulfonyl fluoride
CAS  No.375-72-4
Molecular formulan:-C4F9SO2F
Molecular weight:302.1

Technical Data
Appearance: Colorless to light yellow clear liquid
Content(%)95, 98
pH value3.8~4.8
Boiling point(℃)65~66
Specific gravity(20℃)1.700~1.750
Refractive index(25℃)1.2810
 
Main Use
The structure and properties of this product are similar to perfluorooctane sulfonyl fluoride, and can be used to synthesize a variety of fluorine-containing special surfactants. Its potassium salt C4F9SO3K is a good anionic surfactant and a flame retardant for polycarbonate.