CAS: 215307-86-1 Molecular Formula: C21H21NO4 Molecular Weight (g/mol): 351.402 InChI Key: KFBPBWUZXBYJDG-UHFFFAOYSA-N Synonym: d07ytl,bms hplc,4-1,1,3,3-tetramethyl-2-oxoindene-5-amido benzoic acid,4-1,1,3,3-tetramethyl-2-oxoindene-5-carbonyl amino benzoic acid,4-2,3-dihydro-1,1,3,3-tetramethyl-2-oxo-1h-inden-5-yl carbonyl amino benzoic acid PubChem CID: 9884820 IUPAC Name: 4-[(1,1,3,3-tetramethyl-2-oxoindene-5-carbonyl)amino]benzoic acid SMILES: CC1(C2=C(C=C(C=C2)C(=O)NC3=CC=C(C=C3)C(=O)O)C(C1=O)(C)C)C