2227107-89-1

Omeprazole Impurity 81 Esomeprazole Impurities536 Esomeprazole ImpuritieH431 Omeprazole Pyridone Acid Ammonium Salt 1-(6-methoxy-1H-benzimidazol-2-yl)-3,5-dimethyl-4-oxopyridine-2-carboxylate ammonium 1-(5-methoxy-1H-benzo[d]imidazol-2-yl)-3,5-dimethyl-4-oxo-1,4-dihydropyridine-2-carboxylate Ammonium 1-(6-methoxy-1H-benzo[d]imidazol-2-yl)-3,5-dimethyl-4-oxo-1,4-dihydropyridine-2-carboxylate Omeprazole impurity 2/Omeprazole Pyridone Acid Ammonium Salt/1,4-Dihydro-1-(5-methoxy-1H-benzimidazol-2-yl)-3,5-dimethyl-4-oxo-2-pyridinecarboxylic Acid Ammonium Salt