C2H6O5S2
174.2 g/mol
Research ReagentDanger
Methanesulfonic anhydride
CAS7143-01-3EC230-442-1
Category
Research Reagent
Compound Class
Other
Primary Use
Research Compound
Methanesulfonic anhydride is the acid anhydride of methanesulfonic acid, commonly used in organic synthesis. Its primary significance is as a reagent for mesylation reactions, converting alcohols into mesylates.
Reagent for mesylation reactionsGeneration of mesylates (methanesulfonyl esters)
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
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Safety Reference
Danger
H314Causes severe skin burns and eye damage
Identifiers
IUPAC Name
methylsulfonyl methanesulfonate
InChIKey
IZDROVVXIHRYMH-UHFFFAOYSA-N
SMILES
CS(=O)(=O)OS(=O)(=O)C
Synonyms (15)
- (MeSO2)2O
- Mesic anhydride
- Mesyl anhydride
- Methanesulfonic anhydride
- Methanesulphonic anhydride
- di-methanesulfonyl ether
- methansulfonic acid anhydride
- methansulfonic anhydride
- methylsulfonic acid anhydride
- methylsulfonic anhydride
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