Pharm-Rx Omeprazole

Pharm-Rx Omeprazole, identified by the chemical name Omeprazole, is a prominent active pharmaceutical ingredient (API) within the realm of pharmaceuticals and nutraceuticals. It is positioned under the category of pharmaceutical actives and precursors, contributing to the healthcare and pharma markets. With versatile applications, this product plays a crucial role in drug delivery and care solutions, encompassing a spectrum of other drug and care solutions in the market.

Chemical Name: Omeprazole

CAS Number: 73590-58-6

Chemical Inventories: NZIoC (New Zealand), TCSI (Taiwan)

Certifications & Compliance: California Proposition 65, DMF Type II, FDA 29 CFR 1910.1200

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Enhanced TDS

Identification & Functionality

Chemical Name
Molecular formula
Molecular Structure


Omeprazole contains not less than 98.0% and not more than 102.0% of omeprazole (C₁₇H₁₉N₃O₃S), calculated on the dried basis.

Chemical Structure

Omeprazole - Chemical Structure

Applications & Uses


Physical Form
Typical Properties
ValueUnitsTest Method / Conditions
Molecular Weight345.42--

Regulatory & Compliance

FDA Disclaimer

These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.

USP Reference Standards
  • USP Omeprazole RS USP Omeprazole Related Compound A RS Omeprazole sulfone; 5-Methoxy-2-[[(4-methoxy-3,5-dimethylpyridin-2-yl) methyl]sulfonyl]-1H-benzimidazole
  • C17H19N3O4S 361.42 USP Omeprazole Related Compound E RS Omeprazole N-oxide; 4-Methoxy-2-[[(RS)-(5-methoxy-1H-benzimidazol-2-yl) sulfinyl]methyl]-3,5-dimethylpyridine 1-oxide
  • C17H19N3O4S 361.42 USP Omeprazole Related Compound I RS Omeprazole sulfone N-oxide; 4-Methoxy-2-[[(5-methoxy-1H-benzimidazol-2-yl) sulfonyl]methyl]-3,5-dimethylpyridine 1-oxide
  • C17H19N3O5S 377.41

Storage & Handling

Storage Information

Preserve in tight containers, and store in a cold place, protected from moisture.