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Merck

1478505

USP

Omeprazole

United States Pharmacopeia (USP) Reference Standard

Sinónimos:

5-Methoxy-2-[[(4-methoxy-3,5-dimethyl-2-pyridinyl)methyl]sulfinyl]-1H-benzimidazole, Antra, Losec

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About This Item

Fórmula empírica (notación de Hill):
C17H19N3O3S
Número de CAS:
Peso molecular:
345.42
MDL number:
UNSPSC Code:
41116107
PubChem Substance ID:
NACRES:
NA.24

grade

pharmaceutical primary standard

API family

omeprazole

manufacturer/tradename

USP

application(s)

pharmaceutical (small molecule)

format

neat

storage temp.

2-8°C

SMILES string

COc1ccc2[nH]c(nc2c1)S(=O)Cc3ncc(C)c(OC)c3C

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)

InChI key

SUBDBMMJDZJVOS-UHFFFAOYSA-N

Gene Information

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General description

This product is provided as delivered and specified by the issuing Pharmacopoeia. All information provided in support of this product, including SDS and any product information leaflets have been developed and issued under the Authority of the issuing Pharmacopoeia.For further information and support please go to the website of the issuing Pharmacopoeia.
This product is provided as delivered and specified by the issuing Pharmacopoeia. All information provided in support of this product, including SDS and any product information leaflets have been developed and issued under the Authority of the issuing Pharmacopoeia.For further information and support please go to the website of the issuing Pharmacopoeia.Omeprazole is a benzimidazole derivative, which exhibits antisecretory and antiulcer properties. It is a drug with selective and irreversible proton pump inhibition activity, widely used in the treatment of duodenal, gastric ulcers, reflux oesophagitis, and against other acid-related diseases.

Application

Omeprazole USP reference standard, intended for use in specified quality tests and assays as specified in the USP compendia. Also, for use with USP monographs such as:
  • Esomeprazole Magnesium
  • Esomeprazole Magnesium Delayed-Release Capsules
  • Esomeprazole Strontium
  • Omeprazole
  • Omeprazole Delayed-Release Capsules
  • Omeprazole Magnesium

Analysis Note

These products are for test and assay use only. They are not meant for administration to humans or animals and cannot be used to diagnose, treat, or cure diseases of any kind.  ​

Other Notes

Sales restrictions may apply.

Related product

Referencia del producto
Descripción
Precios

pictograms

Exclamation markEnvironment

signalword

Warning

Hazard Classifications

Acute Tox. 4 Oral - Aquatic Chronic 2 - Skin Sens. 1

Storage Class

11 - Combustible Solids

wgk_germany

WGK 2

flash_point_f

Not applicable

flash_point_c

Not applicable


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Analytical method development and validation for the determination of omeprazole and aspirin using reverse phase hplc method in bulk and dosage form
Vani, R and Sunitha, M
Journal of Pharmacological Sciences, 2(4), 25-29 (2017)
Xiaofang Huo et al.
Gut, 63(7), 1042-1052 (2013-09-21)
Oesophagitis might result from the effects of chemokines produced by oesophageal cells in response to gastro-oesophageal reflux, and not solely from the direct, caustic effects of refluxed gastric juice. Proton pump inhibitors (PPI) can block chemokine production through mechanisms independent
J Dent
Alimentary pharmacology & therapeutics, 17 Suppl 1, 5-9 (2003-03-05)
Plasma concentration measurements have confirmed that the advantageous hepatic metabolism of esomeprazole results in a greater delivery of acid suppressant to the systemic circulation, compared with an equal dose of omeprazole. Also, this superior delivery has been shown to cause
R P Myers et al.
The American journal of gastroenterology, 96(12), 3428-3431 (2002-01-05)
Omeprazole is a proton pump inhibitor that is used commonly in the treatment of acid-peptic disorders. Although omeprazole is generally well tolerated, serious adverse effects such as renal failure have been reported. Thus far, 17 cases of acute interstitial nephritis
Anju Nohria et al.
Journal of the American Heart Association, 3(1), e000609-e000609 (2014-01-07)
Inflammation is fundamental to the development of atherosclerosis. We examined the effect of anti-inflammatory doses of salicylate on endothelium-dependent vasodilation, a biomarker of cardiovascular risk, in a broad range of subjects. We performed a randomized, double-blind, placebo-controlled crossover trial evaluating

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