CAS: 4743-58-2 Molecular Formula: C10H8O4 Molecular Weight (g/mol): 192.17 MDL Number: MFCD00051729 InChI Key: FJWKEFBYCZSVNZ-UHFFFAOYSA-N Synonym: phthalide-3-acetic acid,3-oxo-1,3-dihydro-2-benzofuran-1-yl acetic acid,2-3-oxo-1,3-dihydroisobenzofuran-1-yl acetic acid,3-oxo-1,3-dihydro-isobenzofuran-1-yl-acetic acid,2-3-oxo-1,3-dihydro-2-benzofuran-1-yl acetic acid,3-oxo-1h-2-benzofuran-1-yl acetic acid,2-3-oxo-1h-2-benzofuran-1-yl acetic acid,2-3-oxohydroisobenzofuranyl acetic acid,acmc-20ajvy,1,3-dihydro-3-oxo-1-isobenzofuranacetic acid PubChem CID: 589730 IUPAC Name: 2-(3-oxo-1H-2-benzofuran-1-yl)acetic acid SMILES: C1=CC=C2C(=C1)C(OC2=O)CC(=O)O