Molecule ID: 2259

IUPAC Name: 5-[(3-carboxy-4-hydroxyphenyl)-(3-carboxy-4-oxocyclohexa-2,5-dien-1-ylidene)methyl]-2-hydroxybenzoic acid

Description: The molecule is a member of the class of quinomethanes that is 3-methylidene-6-oxocyclohexa-1,4-diene-1-carboxylic acid in which the methylidene hydrogens are replaced by 4-carboxy-3-hydroxyphenyl groups. The trisodium salt is the biological stain 'chrome violet CG' while the triammonium salt is 'aluminon'. It has a role as a histological dye, an insulin-like growth factor receptor 1 antagonist and a fluorochrome. It is a monohydroxybenzoic acid, a member of quinomethanes and a tricarboxylic acid. It is a conjugate acid of an aurintricarboxylate.

SMILES: O=C(O)C1=CC(=C(c2ccc(O)c(C(=O)O)c2)c2ccc(O)c(C(=O)O)c2)C=CC1=O

SELFIES: [O][=C][Branch1][C][O][C][=C][C][=Branch2][Ring2][=Branch2][=C][Branch2][Ring1][Ring1][C][=C][C][=C][Branch1][C][O][C][Branch1][=Branch1][C][=Branch1][C][=O][O][=C][Ring1][#Branch2][C][=C][C][=C][Branch1][C][O][C][Branch1][=Branch1][C][=Branch1][C][=O][O][=C][Ring1][#Branch2][C][=C][C][Ring2][Ring1][O][=O]

InChI: InChI=1S/C22H14O9/c23-16-4-1-10(7-13(16)20(26)27)19(11-2-5-17(24)14(8-11)21(28)29)12-3-6-18(25)15(9-12)22(30)31/h1-9,23-24H,(H,26,27)(H,28,29)(H,30,31)

Molecular Properties:
- Polar Surface Area: 169.0 Ų
- LogP: 4.3