CAS: 54714-10-2 Molecular Formula: C16H12O4S Molecular Weight (g/mol): 300.328 MDL Number: MFCD00075268 InChI Key: UIVWXNPUCAHAJX-UHFFFAOYSA-N Synonym: 4-hydroxy-2,5-diphenylthiophen-3 2h-one 1,1-dioxide,2,5-diphenyl-4-hydroxy-3-oxo-2,3-dihydrothiophene 1,1-dioxide,4-hydroxy-2,5-diphenyl-3 2h-thiophenone 1,1-dioxide,4-hydroxy-2,5-diphenyl-2-hydrothiophene-1,1,3-trione,4-hydroxy-2,5-diphenyl-2h-1??-thiophene-1,1,3-trione,hotdo,acmc-1apg9,2,5-diphenyl-4-hydroxy-3-thiophenone 1,1-dioxide,4-hydroxy-1,1-dioxo-2,5-diphenyl-thiophen-3-one,4-hydroxy-2,5-diphenyl-3-thiophenone 1,1-dioxide PubChem CID: 388546 IUPAC Name: 4-hydroxy-1,1-dioxo-2,5-diphenylthiophen-3-one SMILES: C1=CC=C(C=C1)C2C(=O)C(=C(S2(=O)=O)C3=CC=CC=C3)O