Varsal Inc.
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Varsal Inc. products

Sulfonyl Chemicals

Methanesulfonic Anhydride (MSAA)

Other names: Methylsulfonic Anhydride, Methanesulphonic Anhydride, Mesyl Anhydride, Methylsulfonyl Methanesulfonate, Ms2O. Molecular weight: 174.20. Appearance: light gray crystals. CAS#: 7143-01-3. Notes: corrosive and moisture sensitive.