Nifedipine

Nifedipine Nifedipine :

Dimethyl 2,6-dimethyl-4-(2-nitrophenyl)-1,4-dihydropyridine-3,5-dicarboxylate ; CAS : 21829-25-4 ; C17H18N2O6 ; MW: 346.33 ;

Nifedipine Impurity A Nifedipine  Impurity A :

Nitrophenylpyridine Analog ; CAS : 67035-22-7 ; C17H16N2O6 ; MW: 344.32 ;

Nifedipine Impurity B Nifedipine  Impurity B:

Nitrosophenylpyridine Analog ; Dimethyl 2,6-dimethyl-4-(2-nitrosophenyl)pyridine-3,5-dicarboxylate ; C17H16N2O5 ; MW: 328.32 ;

Nifedipine Impurity C Nifedipine Impurity C:

Methyl 2-(2-nitrobenzylidene)-3-oxobutanoate ; CAS : 39562-27-1 ; C12H11NO5 ; MW: 249.22 ;

Nifedipine Impurity D Nifedipine  Impurity D :

Methyl 3-aminobut-2-enoate ; Methyl 3-aminocrotonate ; CAS : 14205-39-1 ;

C5H9NO2 ; MW: 115.13 ;