API |
IMPURITY |
CHEMICAL NAME |
STRUCTURE |
Theophylline |
EP Impurity C |
N-(6-amino-1,3-dimethyl-2,4-dioxo-1,2,3,4-tetrahydropyrimidin-5-yl)formamide |  |
Theophylline |
EP Impurity A |
caffeine | |
Theophylline |
EP Impurity F |
etofylline |