Category:
Other Specialized Reagents
CAS NO:
36913-91-4
Standard:
In-house Standards,
Perfluorobutanesulfonic anhydride (CAS 1709-58-6) is a specialized fluorinated reagent derived from perfluorobutanesulfonic acid. Its core synthesis involves the dehydration of the parent sulfonic acid or reaction with thionyl chloride. The molecular formula is C4F9O3S2.
This compound reacts violently with water, releasing corrosive fumes. Strict storage in dry, inert atmospheres at low temperatures is mandatory. Personnel must utilize full PPE to prevent severe chemical burns and respiratory damage.