The molecule is a 6-oxo monocarboxylic acid anion that is the conjugate base of 2-hydroxy-6-(2-hydroxyphenyl)-6-oxo-cis,cis-hexa-2,4-dienoic acid. It derives from a sorbate. It is a conjugate base of a 2-hydroxy-6-(2-hydroxyphenyl)-6-oxo-cis,cis-hexa-2,4-dienoic acid. It is a conjugate acid of a 2-hydroxy-6-(2-oxidophenyl)-6-oxo-cis,cis-hexa-2,4-dienoate(2-).
2-[(2Z,4E)-5-carboxy-5-hydroxypenta-2,4-dienoyl]phenolate