Levodopa Impurities

• Levodopa - EP Impurity A
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• Impurity: Levodopa - EP Impurity A
• Chemical Name: (2S)-2-amino-3-(2,4,5-trihydroxyphenyl)propanoic acid

• Levodopa - EP Impurity B
• 
• Impurity: Levodopa - EP Impurity B
• Chemical Name: (2S)-2-amino-3-(4-hydroxyphenyl)propanoic acid (tyrosine)

• Levodopa - Impurity C
• 
• Impurity: Levodopa - Impurity C
• Chemical Name: (2RS)-2-amino-3-(4-hydroxy-3-methoxyphenyl)propanoic acid (3-methoxy-dl-tyrosine)

• Levodopa - Impurity (L-Tyrosine)
• 
• Impurity: Levodopa - Impurity (L-Tyrosine)
• Chemical Name: 3-(4-Hydroxyphenyl)-L-alanine

• Levodopa - Impurity
• 
• Impurity: Levodopa - Impurity
• Chemical Name: 3-(3,4-Dimethoxyphenyl)-L-alanine(1-Veratryl Glycine)

• Levodopa - Related Compound B
• 
• Impurity: Levodopa - Related Compound B
• Chemical Name: 3-methoxytyrosine