API |
IMPURITY |
CHEMICAL NAME |
STRUCTURE |
Caffeine |
EP Impurity A |
theophylline |  |
Caffeine |
EP Impurity F |
1,7-dimethyl-3,7-dihydro-1H-purine-2,6-dione |  |
Caffeine |
EP Impurity D |
theobromine |  |
test |
test |
test |