Methanesulfonic anhydride, 97%

CAS: 7143-01-3

Ref. 02-A13328

Product Information

• Name: Methanesulfonic anhydride, 97%
• Synonyms: methanesulfonic anhydride, 230-442-1, Mesyl anhydride, Methanesulfonic acid, 1,1′-anhydride, Methanesulfonic acid, anhydride, Methanesulfonyl anhydride, Methylsulfonyl Methanesulfonate, NSC 65906, Methanesulfonic anhydride

Description

Methanesulfonic anhydride is used to prepare methylsulfonyl esters called as mesylates. It finds application in the reaction of aromatic alkylation. It reacts with dimethylsulfoxide to get sulfoxonium complex, which is a useful oxidizing agent. This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

• Brand: Alfa Aesar By Thermo Fisher Scientific

Chemical properties

• Molecular weight: 174.19
• Formula: C₂H₆O₅S₂
• Purity: 97%
• Color/Form: White to grey to brown, Powder or crystals and/or chunks
• InChI: InChI=1S/C2H6O5S2/c1-8(3,4)7-9(2,5)6/h1-2H3
• InChI key: IZDROVVXIHRYMH-UHFFFAOYSA-N
• SMILES: CS(=O)(=O)OS(C)(=O)=O