Skip to Content
Merck
All Photos(1)

Key Documents

1478516

USP

Omeprazole Related Compound A

United States Pharmacopeia (USP) Reference Standard

Synonym(s):

Omeprazole sulfone, 5-Methoxy-2-{[(4-methoxy-3,5-dimethyl-2-pyridinyl)methyl]sulfonyl}-1H-benzimidazole, Omeprazole sulphone

Sign Into View Organizational & Contract Pricing


About This Item

Empirical Formula (Hill Notation):
C17H19N3O4S
CAS Number:
Molecular Weight:
361.42
Beilstein:
8347309
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

O=S(C1=NC2=CC(OC)=CC=C2N1)(CC3=NC=C(C)C(OC)=C3C)=O

InChI

1S/C17H19N3O4S/c1-10-8-18-15(11(2)16(10)24-4)9-25(21,22)17-19-13-6-5-12(23-3)7-14(13)20-17/h5-8H,9H2,1-4H3,(H,19,20)

InChI key

IXEQEYRTSRFZEO-UHFFFAOYSA-N

Looking for similar products? Visit Product Comparison Guide

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.

Application

Omeprazole Related Compound A 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:
  • Omeprazole
  • Esomeprazole Strontium
  • Omeprazole Magnesium
  • Esomeprazole Magnesium
  • Esomeprazole Magnesium Delayed-Release Capsules

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

Product No.
Description
Pricing

Pictograms

Exclamation markEnvironment

Signal Word

Warning

Hazard Statements

Hazard Classifications

Acute Tox. 4 Oral - Aquatic Chronic 2

Storage Class Code

11 - Combustible Solids

WGK

WGK 2

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable


Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

Omeprazole Magnesium
United States Pharmacopeia and National Formulary
United States Pharmacopeia, 45(5) (2021)
Esomeprazole Strontium
United States Pharmacopeia and National Formulary
United States Pharmacopeia, 42(2), 1720-1720 (2020)
Omeprazole
United States Pharmacopeia and National Formulary
United States Pharmacopeia, 38(3), 3256-3256 (2020)
Esomeprazole Magnesium Delayed-Release Capsules
United States Pharmacopeia and National Formulary
United States Pharmacopeia, 37(3), 1716-1716 (2020)
Shabnam Nazir et al.
European journal of drug metabolism and pharmacokinetics, 40(1), 13-22 (2014-01-07)
Omeprazole (OMP) is effective in the treatment of gastric hyperacidity and is metabolized by CYP2C19 and CYP3A4. These enzymes are modulated by estrogen and progesterone which regulate the menstrual cycle. The variations in the pharmacokinetics (PK) of many drugs like

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service