API |
IMPURITY |
CHEMICAL NAME |
STRUCTURE |
Tryptophan |
EP Impurity C |
(S)-2-amino-4-(2-aminophenyl)-4-oxobutanoic acid (kynurenine), | ![]() |
Tryptophan |
EP Impurity D |
(S)-2-amino-3-(5-hydroxy-1H-indol-3-yl)propanoic acid (5-hydroxytryptophan), | ![]() |
Tryptophan |
Tryptophan Related Compound B |
N-Acetyl-L-Tryptophan | ![]() |