CAS-Registrierungsnummer

CAS 98-09-9 — Benzolsulfonylchlorid

Benzenesulfonyl chloride is an aromatic sulfonyl chloride used primarily as an intermediate in organic synthesis, pharmaceuticals, and agrochemical production, enabling sulfonamide formation and functional group transformations. It appears as a pale yellow to colorless liquid with a pungent odor, highly reactive in chlorosulfonation reactions. Catalogue details: CAS 98-09-9, molecular formula C6H5SO2Cl, molecular weight 176.62 g/mol, stored at ambient conditions under inert gas. Molekula supplies Benzenesulfonyl chloride from research to bulk quantities with full documentation and ISO 9001:2015 traceability.