55-59-4

Levodopa Impurity 2 Levodopa Impurity 14 H-TYR(3-OME,4-ME)-OH H-PHE[3,4-(OME) 2]-OH H-3,4-DIMETHOXY-PHE-OH H-PHE(3,4-DIMETHOXY)-OH 4-DiMethoxyphenylalanine 3-Methoxy-O-methyltyrosine L-3,4-DIMETHOXYPHENYLALANINE TYROSINE, 3-METHOXY-O-METHYL- L-(3-METHOXY4-METHYL)-TYROSINE DL-3-methoxy-O-methyl-Tyrosine (S)-3,4-DIMETHOXY-PHENYLALANINE 3-(3,4-dimethoxyphenyl)-2-aminopropionic acid 2-azanyl-3-(3,4-dimethoxyphenyl)propanoic acid (S)-2-AMINO-3-(3,4-DIMETHOXY-PHENYL)-PROPIONIC ACID