Omeprazole N-oxide

奥美拉唑N-氧化物

Also known as: 5-Methoxy-2-[[(4-methoxy-3,5-dimethyl-1-oxido-2-pyridinyl)methyl]sulfinyl]-1H-benzimidazole, 4-Methoxy-2-(((5-methoxy-1H-benzo[d]imidazol-2-yl)sulfinyl)methyl)-3,5-dimethylpyridine 1-oxide, Esomeprazole EP Impurity E, Omeprazole Related Compound E, 6-Methoxy-2-[(4-methoxy-3,5-dimethyl-1-oxidopyridin-1-ium-2-yl)methylsulfinyl]-1H-benzimidazole

Omeprazole N-oxide (CAS 176219-04-8) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C17H19N3O4S and a molecular weight of 361.415 g/mol. It is also known as 5-Methoxy-2-[[(4-methoxy-3,5-dimethyl-1-oxido-2-pyridinyl)methyl]sulfinyl]-1H-benzimidazole, 4-Methoxy-2-(((5-methoxy-1H-benzo[d]imidazol-2-yl)sulfinyl)methyl)-3,5-dimethylpyridine 1-oxide and Esomeprazole EP Impurity E. Key properties include a melting point of 172-174°C(lit.), a boiling point of 697.5±65.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 375.6±34.3 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

176219-04-8

Jingsj CID

J-978259-0

Molecular Formula

C₁₇H₁₉N₃O₄S

Chinese Name

奥美拉唑N-氧化物

Molecular Weight

361.415 g/mol

Category

Organic Compounds

Last updated

8/21/2026