The molecule is a 2-hydroxy monocarboxylic acid that is the enol-form of phenylpyruvic acid, consisting of acrylic acid having a hydroxy substituent at the 2-position and a phenyl group at the 3-position. It is a 2-hydroxy monocarboxylic acid and an alpha,beta-unsaturated monocarboxylic acid. It derives from an acrylic acid. It is a conjugate acid of an enol-phenylpyruvate. It is a tautomer of a keto-phenylpyruvic acid.
2-hydroxy-3-phenylprop-2-enoic acid