The molecule is a 2-oxo monocarboxylic acid anion that is the conjugate base of 3,4-dihydro-4-hydroxyphenylpyruvic acid, obtained by deprotonation of the carboxy group; major species at pH 7.3. It derives from a pyruvate. It is a conjugate base of a 3,4-dihydro-4-hydroxyphenylpyruvic acid.
3-(4-hydroxycyclohexa-1,5-dien-1-yl)-2-oxopropanoate