CAS: 518-44-5 Molecular Formula: C20H14O5 Molecular Weight (g/mol): 334.327 MDL Number: MFCD00046931 InChI Key: MURGITYSBWUQTI-UHFFFAOYSA-N PubChem CID: 68205 ChEBI: CHEBI:42492 IUPAC Name: 2-(3,6-dihydroxy-9H-xanthen-9-yl)benzoic acid SMILES: C1=CC=C(C(=C1)C2C3=C(C=C(C=C3)O)OC4=C2C=CC(=C4)O)C(=O)O