The molecule is penta-2,4-dienoic acid in which the hydrogen at position 2 is substituted by hydroxy and one of the hydrogens at position 5 is substituted by a benzoyl group. It is a metabolic product of biphenyl from Pseudomonas putida. It is a 6-oxo monocarboxylic acid, a 2-hydroxy monocarboxylic acid, an enone, an enol, an aromatic ketone and an alpha,beta-unsaturated monocarboxylic acid. It derives from a sorbic acid. It is a conjugate acid of a 2-hydroxy-6-oxo-6-phenylhexa-2,4-dienoate. It is a tautomer of a 2,6-dioxo-6-phenylhexa-3-enoic acid.
(3E,5E)-6-hydroxy-2-oxo-6-phenylhexa-3,5-dienoic acid