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A proton pump inhibitor
Catalog #: B3052
SKU-Size Size Price Qty
B3052-500 500 mg
B3052-1000 1000 mg
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Product Details

Alternate Name 6-methoxy-2-[(4-methoxy-3,5-dimethylpyridin-2-yl)methylsulfinyl]-1H-benzimidazole; 5-Methoxy-2-(((4-methoxy-3,5-dimethyl-2-pyridyl)methyl)sulfinyl)benzimidazole; Prilosec; Losec
Appearance White solid
CAS # 73590-58-6
Molecular Formula C₁₇H₁₉N₃O₃S
Molecular Weight 345.42
Purity ≥98%
Solubility ~30 mg/ml in DMSO and DMF, ~5 mg/ml in ethanol
InChi InChI=1S/C17H19N3O3S/c1-10-8-18-15(11(2)16(10)23-4)9-24(21)17-19-13-6-5-12(22-3)7-14(13)20-17/h5-8H,9H2,1-4H3,(H,19,20)
PubChem CID 4594
MDL Number MFCD00083192
Handling Do not take internally. Wear gloves and mask when handling the product! Avoid contact by all modes of exposure.
Storage Conditions -20ºC
Shipping Conditions RT
USAGE For Research Use Only! Not For Use in Humans.


Omeprazole is a proton pump inhibitor (PPI). It inhibits gastric H+/K+ ATPase with an IC₅₀ of 1.1 μM. It shows competitive inhibition of cytochrome P450 enzyme CYP2C19 activity with a Ki of 2-6 μM. It is used for the treatment of gastroesophageal reflux disease and peptic ulcer. It is in clinical trials for treating complications of COVID-19.

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