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API Impurities

Omeprazole Impurity D

Reference StandardIn stock

Buy Omeprazole Impurity D (CAS 88546-55-8) from Zemixal: C17H19N3O4S, COA and SDS with every lot, worldwide shipping. Part of our API Impurities range.

Pack sizes
Omeprazole Impurity D chemical structure
CAS number88546-55-8
FormulaC17H19N3O4S
Molar mass361.4 g/mol
Physical formSolid
HS code38229090
InChIKeyIXEQEYRTSRFZEO-UHFFFAOYSA-N
IUPAC name6-methoxy-2-[(4-methoxy-3,5-dimethyl-2-pyridinyl)methylsulfonyl]-1H-benzimidazole

About Omeprazole Impurity D

Analytical teams working on Omeprazole use Omeprazole Impurity D as a qualified comparison standard. Identity at a glance (Reference Standard): CAS 88546-55-8, formula C17H19N3O4S and molar mass 361.4 g/mol. It is handled as a solid.

Where it is used

  • Analytical method development
  • Method validation (AMV)
  • QC release testing
  • ANDA / DMF filings

Storage and safety notes

Hazard communication follows GHS (Warning: H315, H319 and H335). Our SDS lists exposure controls and first-aid measures.

Order it in 10 mg, 25 mg, 50 mg, 100 mg and 250 mg packs or ask for a bulk quotation. You receive a certificate of analysis with characterisation data with each order. Send an enquiry through the quote panel and you get a formal offer with Incoterms and delivery time.

Reference standards for Omeprazole

See every impurity, metabolite and related compound we list for this API.

Omeprazole standards

Typical uses

  • Analytical method development
  • Method validation (AMV)
  • QC release testing
  • ANDA / DMF filings

Applications

Specifications and identifiers

Specifications of Omeprazole Impurity D
Product nameOmeprazole Impurity D
Catalogue numberZX-005048
CAS number88546-55-8
IUPAC name6-methoxy-2-[(4-methoxy-3,5-dimethyl-2-pyridinyl)methylsulfonyl]-1H-benzimidazole
Molecular formulaC17H19N3O4S
Molar mass361.4 g/mol
Exact mass361.1096
GradeReference Standard
Physical formSolid
XLogP32.2
H-bond donors / acceptors1 / 6
Topological polar surface area103 Ų
HS code38229090
InChIKeyIXEQEYRTSRFZEO-UHFFFAOYSA-N
SMILESCC1=CN=C(C(=C1OC)C)CS(=O)(=O)C2=NC3=C(N2)C=C(C=C3)OC
PubChem CID145900
SynonymsOmeprazole Sulfone, 5-Methoxy-2-[[(4-methoxy-3,5-dimethyl-2-pyridinyl)methyl]sulfonyl]-1H-benzimidazole, 6-Methoxy-2-[[(4-methoxy-3,5-dimethyl-2-pyridinyl)methyl]sulfonyl]-1H-benzimidazole, 2-[(3,5-Dimethyl-4-methoxy-2-pyridyl)methylsulfonyl]-5-methoxy-1H-benzimidazole, Omeprazole sulphone, Esomeprazole EP Impurity D, 6-methoxy-2-(((4-methoxy-3,5-dimethylpyridin-2-yl)methane)sulfonyl)-1H-1,3-benzodiazole, 6-methoxy-2-{[(4-methoxy-3,5-dimethylpyridin-2-yl)methane]sulfonyl}-1H-1,3-benzodiazole, 5-Methoxy-2-(((4-methoxy-3,5-dimethylpyridin-2-yl)methyl)sulfonyl)-1H-benzo[d]imidazole, Omeprazole metabolite Omeprazole sulfone, 6-methoxy-2-[(4-methoxy-3,5-dimethylpyridin-2-yl)methylsulfonyl]-1H-benzimidazole, Omeprazole-sulfone

Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.

Safety and GHS hazards

GHS07 Irritant or harmful
Irritant or harmful

Signal word Warning

  • H315Causes skin irritation
  • H319Causes serious eye irritation
  • H335May cause respiratory irritation

Precautionary statements P261, P264, P264 + P265, P271, P280, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P332 + P317, P337 + P317, P362 + P364, P403 + P233, P405, P501

Classification summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.

Pack sizes

Pack sizes of Omeprazole Impurity D
10 mgQuoted on request
25 mgQuoted on request
50 mgQuoted on request
100 mgQuoted on request
250 mgQuoted on request

Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.

Questions about Omeprazole Impurity D

Which CAS number identifies Omeprazole Impurity D?
Omeprazole Impurity D is registered under CAS 88546-55-8. You may also see it listed as Omeprazole Sulfone, 5-Methoxy-2-[[(4-methoxy-3,5-dimethyl-2-pyridinyl)methyl]sulfonyl]-1H-benzimidazole, 6-Methoxy-2-[[(4-methoxy-3,5-dimethyl-2-pyridinyl)methyl]sulfonyl]-1H-benzimidazole. Our catalogue number for this item is ZX-005048.
What are the formula and molar mass of Omeprazole Impurity D?
For Omeprazole Impurity D, its formula is C17H19N3O4S and its molar mass is 361.4 g/mol. The systematic (IUPAC) name is 6-methoxy-2-[(4-methoxy-3,5-dimethyl-2-pyridinyl)methylsulfonyl]-1H-benzimidazole. InChIKey IXEQEYRTSRFZEO-UHFFFAOYSA-N lets you match it in any structure database.
How is Omeprazole Impurity D used in pharmaceutical QC?
Omeprazole Impurity D is a characterised reference material linked to Omeprazole. Laboratories use it to identify and quantify this impurity during method development and validation, stability work, batch release testing and regulatory submissions.
What grade and pack sizes are available for Omeprazole Impurity D?
This listing is Reference Standard grade. Standard packs are 10 mg, 25 mg, 50 mg, 100 mg, 250 mg. Larger quantities and custom packing can be quoted on request.
Which documents come with Omeprazole Impurity D?
Each lot ships with a batch certificate of analysis and a 16-section GHS safety data sheet. A typical COA or specification sheet can be shared with the quotation before you order.
Can Zemixal ship Omeprazole Impurity D to my country?
Yes. Because Omeprazole Impurity D is classed as hazardous, it travels in UN-approved packaging as dangerous goods under IATA or IMDG rules, with the export paperwork your broker needs.

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