Methanesulfonic anhydride

product Name	Methanesulfonic anhydride
Synonyms	230-442-1; methylsulfonyl methanesulfonate
Molecular Formula	C₂H₆O₅S₂
Molecular Weight	174.196
InChI	InChI=1/C2H6O5S2/c1-8(3,4)7-9(2,5)6/h1-2H3
CAS Registry Number	7143-01-3
EINECS	230-442-1
Molecular Structure
Density	1.583g/cm³
Melting point	64-67℃
Boiling point	289.3°C at 760 mmHg
Refractive index	1.469
Flash point	128.7°C
Hazard Symbols	C:Corrosive;
Risk Codes	R14:; R35:;
Safety Description	S26:; S36/37/39:; S45:;

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