1-Butyne-1-sulfonyl chloride is a chemical compound registered under CAS number 64099-80-5, with the molecular formula C4H5ClO2S and a molecular weight of about 152.59 g/mol. DeWeiChem supplies 1-Butyne-1-sulfonyl chloride for laboratory research and bulk production; product code 1874157. Send an inquiry for purity, packaging, price and lead time.