Trade name:FT-4
CAS No.:375-72-4
MF:C4F9SO2F
Appearance:clear colorless or slightly yellow liquid.
Boiling point:65-66˚C
Refractive index(n25D):1.2810
Density (d420):1.750-1.700
Assay:95%(GC)
PH:3.8-4.8
Application: It is the homologue of perfluorooctylsulfonylfluoride and can be used to synthetize various of special perfluoro surfactants. Its potassium salt is an excellent anion surfactant and fire retardant for polycarbonate.
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