PRODUCT CATALOG
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Nifedipine
Human API
Characterised impurities
| Impurity | Chemical name | Pharmacopoeia |
|---|---|---|
| Nitro pyridine impurity / Impurity "A" Nitroso pyridine impurity /Impurity "B" Impurity "C" | Dimethyl 4-(2- nitrophenyl)-2,6- dimethylpyridine- 3,5-dicarboxylate Dimethyl 4-(2- nitrosophenyl)-2,6- dimethylpyridine- 3,5-dicarboxylate Methyl 2-[(2- Nitrophenyl)-4- chloro benzoate | IHT IHT IHT |
| Impurity "D" | Methyl 3-aminobut- 2-enoate | IHT |
| O- Nitrobenzy l alcohol | 2-Nitrobenzyl alcohol | IHT |
| RELATED COMPOUN D -A (SULFONE) IMPURITY | 5-methyl-2-[[(4- methoxy-3,5- dimethylpyridine-2- yl)methyl]sulfonyl)-1 H-benzimidazole | USP |
| Desmetho xy Omeprazol e/ Impurity "B" | 2-[(RS)-[(3,5- Dimethylpyridin-1- yl)methyl]sulfinyl]-5- methoxy-1H- benzimidazole | USP/EP |
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