The molecule is a tyrosine derivative that is L-tyrosine in which the hydrogen at position 3 on the phenyl ring is replaced by a methyl group. It is a L-tyrosine derivative and a non-proteinogenic L-alpha-amino acid. It is a tautomer of a 3-methyl-L-tyrosine zwitterion.
(2S)-2-amino-3-(4-hydroxy-3-methylphenyl)propanoic acid