CAS: 80-09-1 Molecular Formula: C12H10O4S Molecular Weight (g/mol): 250.27 MDL Number: MFCD00002350 InChI Key: VPWNQTHUCYMVMZ-UHFFFAOYSA-N Synonym: 4,4'-sulfonyldiphenol,bisphenol s,bis 4-hydroxyphenyl sulfone,phenol, 4,4'-sulfonylbis,4,4'-dihydroxydiphenyl sulfone,4-hydroxyphenyl sulfone,bis p-hydroxyphenyl sulfone,4,4'-sulfonylbisphenol,diphone c PubChem CID: 6626 ChEBI: CHEBI:34372 IUPAC Name: 4-(4-hydroxybenzenesulfonyl)phenol SMILES: OC1=CC=C(C=C1)S(=O)(=O)C1=CC=C(O)C=C1