Product Name: Methanesulfonyl chloride

CAS#: 124-63-0

Synonym: Methyl sulfonyl chloride, Mesyl chloride

Chemical Formula: CH3SO2Cl

Molecular Weight: 114.55 g/mol

Description: Methanesulfonyl chloride appears as a pale yellow corrosive liquid. More dense than water and insoluble in water. Very toxic by ingestion, inhalation, or skin absorption.

Colour: Pale yellow liquid

Density: 1.4805 at 18 °C/4 °C

Solubility: Soluble in most organic solvents.

Solubility in water: Reaction

Freezing point: -32 °C

Boiling point: 62 °C at 18 mm Hg; 161 °C at 730 mm Hg

Flash point: 110 °C

UN Number: 3246

Purity: 99%

Uses: Most applications of methanesulfonyl chloride are as intermediates in the photographic, fiber dye, agricultural, and pharmaceutical industries. There are also some miscellaneous uses as a stabilizer, catalyst, curing agent, and chlorinating agent.