Synonyms: (-)-alpha-Amino-p-hydroxyhydrocinnamic acid;Benzenepropanoic acid, alpha-amino-4-hydroxy-, (S)-;beta-(p-Hydroxyphenyl)alanine;4-Hydroxy-L-phenylalanine;Propanoic acid, 2-amino-3-(4-hydroxyphenyl)-(S)-;alpha-Amino-beta-(4-hydroxyphenyl)propionic acid;Benzenepropanoic acid, .alpha.-amino-4-hydroxy-, (S)-;Tyrosine (USP);2-Amino-3-(4-hydroxyphenyl)propanoic acid-(S)-;Tyrosinum [Latin];L-2-Amino-3-p-hydroxyphenylpropanoic acid;Tirosina [Spanish];Tyrosine, L-;alpha-Amino-p-hydroxyhydrocinnamic acid, (-)-;Tyrosine, L- (8CI);2-Amino-3-(p-hydroxyphenyl)propionic acid;L-Tyrosine (JAN);3-(p-Hydroxyphenyl)alanine;2-Amino-3-(4-hydroxyphenyl)propanoic acid, (S)-;(2S)-2-azaniumyl-3-(4-hydroxyphenyl)propanoate;(S)-2-Amino-3-(p-hydroxyphenyl)propionic acid;(S)-3-(p-Hydroxyphenyl)alanine;(S)-alpha-Amino-4-hydroxybenzenepropanoic acid;Tyrosine [USAN:INN];Propanoic acid, 2-amino-3-(4-hydroxyphenyl)-, (S)-;L-Tyrosine (9CI);(2S)-2-amino-3-(4-hydroxyphenyl)propanoic acid;3-(4-Hydroxyphenyl)-L-alanine;H-Tyr-OH;