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CN

O0151000

Omeprazole impurity D

European Pharmacopoeia (EP) Reference Standard

Synonym(s):

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

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About This Item

Empirical Formula (Hill Notation):
C17H19N3O4S
CAS Number:
88546-55-8
Molecular Weight:
361.42
UNSPSC Code:
41116107
NACRES:
NA.24
PubChem Substance ID:
329818824
MDL number:
MFCD00869772
Beilstein/REAXYS Number:
8347309

Key Documents

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Product Name

Omeprazole impurity D, European Pharmacopoeia (EP) Reference Standard

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)

SMILES string

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

InChI key

IXEQEYRTSRFZEO-UHFFFAOYSA-N

grade

pharmaceutical primary standard

API family

omeprazole

manufacturer/tradename

EDQM

application(s)

pharmaceutical (small molecule)

format

neat

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Application

Omeprazole impurity D EP Reference standard, intended for use in laboratory tests only as specifically prescribed in the European Pharmacopoeia.

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.

Other Notes

Sales restrictions may apply.

Packaging

The product is delivered as supplied by the issuing Pharmacopoeia. For the current unit quantity, please visit the EDQM reference substance catalogue.

pictograms

Exclamation markEnvironment
GHS07,GHS09

signalword

Warning

hcodes

H302,H411

Hazard Classifications

Acute Tox. 4 Oral - Aquatic Chronic 2

Storage Class

11 - Combustible Solids

wgk

WGK 2

flash_point_f

Not applicable

flash_point_c

Not applicable

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W Tassaneeyakul et al.
British journal of clinical pharmacology, 49(2), 139-144 (2000-02-15)
To determine the effect of grapefruit juice on omeprazole metabolism in vivo. This was a randomized crossover study with a 2 week washout period. Omeprazole (20 mg) was taken orally by 13 healthy volunteers after an overnight fast with either
Y Shu et al.
The Journal of pharmacology and experimental therapeutics, 295(2), 844-851 (2000-10-25)
It has been previously reported that omeprazole (OP) oxidation is mediated by CYP2C19 and CYP3A4 in human livers. In this study, we assessed their relative contributions with human liver microsomal fractions from Chinese populations that were genotyped by CYP2C19 and
D S Yim et al.
Journal of chromatography. B, Biomedical sciences and applications, 754(2), 487-493 (2001-05-08)
A column-switching system based on semi-microcolumns was used for direct analysis of omeprazole and omeprazole sulfone in human plasma samples. Plasma samples were injected into a mixed-function (MF Ph-1) column (35 mmx4.6 mm I.D.) to remove proteins and other non-specific
Yanhua Zhang et al.
Journal of clinical pharmacology, 46(3), 345-352 (2006-02-24)
To determine the effects of sex and menstrual cycle phase on CYP3A activity and to characterize the intraindividual variability of CYP3A, 24 Caucasian adults were given a single dose of omeprazole every 14th day for 3 months (men) or during
Ia Hultman et al.
Journal of chromatography. B, Analytical technologies in the biomedical and life sciences, 848(2), 317-322 (2006-12-05)
A LC-MS/MS method was developed for quantitative determination of esomeprazole, and its two main metabolites 5-hydroxyesomeprazole and omeprazole sulphone in 25 microL human, rat or dog plasma. The analytes and their internal standards were extracted from plasma into methyl tert-butyl
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