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| CAS number | 358-23-6 |
| Molecular formula | C2F6O5S2 |
| Product name | 358-23-6 Trifluoromethanesulfonic anhydride |
| Molecular Structure |  |
Appearance：clear colorless to light brown liquid
Density：1.677 g/mL at 25 °C(lit.)
Boiling Point：81-83 °C(lit.)
Melting Point：-80°C
Flash Point：81-83°C
Refractive Index：n20/D 1.321(lit.)
Water Solubility：reacts violently with water
Storage Condition：Refrigerator
Vapor Density：5.2 (vs air)
Vapor Pressure：8 mm Hg ( 20 °C)
