Category
Chemical Primary Standard
CAS Number
98-09-9
Molecular Formula
C6H5ClO2S
Molecular Weight
176.61 g/mol
Synonym

Benzenesulfonyl chloride; Benzenesulphonyl Chloride pure ; 

Keywords
Miscellaneous compounds
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Benzenesulphonyl chloride (pure) is an organic compound with the formula C₆H₅SO₂Cl, consisting of a benzene ring attached to a sulfonyl chloride group. It is commonly used as a reagent in organic synthesis, especially for preparing sulfonamides and sulfonate esters.