Methanesulfonic Anhydride [ 7143-01-3 ]

Molecular formula C2H6 S2 O5
Molecular weight 174.2
CAS number 7143-01-3
Nature hoar crystals, melting point: 69-71 ℃, boiling point: 138 ℃ (10mmHg), soluble in chloroform, benzene, etc, easy ChaoXie.
Specification content (%) : p 98
Methyl sulfo-chloride (%) : more than 1
Iron (mg/kg) : more than 10
Heavy metal (mg/kg) : more than 10
USES: used for pesticide, main pharmaceutical intermediates.
Packing 50kg pasteboard barrel (inside pack 10kg/aluminum foil bag x 5 bags).