CAS: 5402-73-3 Molecular Formula: C6H3Cl3O2S Molecular Weight (g/mol): 245.498 MDL Number: MFCD00007429 InChI Key: BXCOSWRSIISQSL-UHFFFAOYSA-N Synonym: 2,5-dichlorobenzene-1-sulfonyl chloride,2,5-dichlorobenzenesulphonyl chloride,2,5-dichlorobenzenesulfonylchloride,benzenesulfonyl chloride, 2,5-dichloro,2,5-dichloro-benzenesulfonyl chloride,2,5-dichlorophenylsulfonyl chloride,2,5-dichlorophenyl chlorosulfone,pubchem5116,acmc-209lcc,bxcoswrsiisqsl-uhfffaoysa PubChem CID: 79401 IUPAC Name: 2,5-dichlorobenzenesulfonyl chloride SMILES: C1=CC(=C(C=C1Cl)S(=O)(=O)Cl)Cl