Synonyms: beta-Phenylalnine, (-)-;Alanine, phenyl-;(-)-.beta.-Phenylalanine;(2S)-2-azaniumyl-3-phenyl-propanoate;(S)-Phenylalanine;alpha-Amino-beta-phenylpropionic acid, L-;(S)-alpha-Aminohydrocinnamic acid;beta-phenylalanine;L-.beta.-Phenylalanine;(2S)-2-amino-3-phenyl-propanoic acid;Phenylalamine;L-Antibiotic FN 1636;2-Amino-3-phenylpropionic acid, L-;Phenylalanine (USP);Hydrocinnamic acid, alpha-amino-;(L)-Phenylalanine;Alanine, phenyl-, L-;L-Phenylalanine (JP14);