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Pharmacopeial Impurities (EP / USP / BP)

Omeprazole EP impurity F & G Mixture

Reference StandardIn stock

Order Omeprazole EP impurity F & G Mixture (CAS 125656-82-8) online at Zemixal. Request a quote with price, lead time and documents.

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Omeprazole EP impurity F & G Mixture chemical structure
CAS number125656-82-8
FormulaC16H13N3O2S
Molar mass311.4 g/mol
Physical formSolid
HS code38229090
InChIKeyZHCRAWLAWCUHBF-UHFFFAOYSA-N
IUPAC name5-methoxy-12,14-dimethyl-16-sulfanylidene-1,8,10-triazatetracyclo[7.7.0.02,7.010,15]hexadeca-2(7),3,5,8,11,14-hexaen-13-one

About Omeprazole EP impurity F & G Mixture

Omeprazole EP impurity F & G Mixture is supplied by Zemixal as a characterised reference material for Omeprazole analysis. Identity at a glance (Reference Standard): CAS 125656-82-8, formula C16H13N3O2S and molar mass 311.4 g/mol. It is handled as a solid.

Common uses in the lab and plant

  • Pharmacopeial method verification
  • Impurity profiling
  • QC release testing
  • ANDA / DMF filings

Storage and safety notes

Classified under GHS with signal word Warning and hazard statements H302. Read the SDS before first use.

Standard pack sizes are 10 mg, 25 mg, 50 mg and 100 mg, and custom quantities are quoted on request. Every shipment includes a certificate of analysis with characterisation data. Request pricing online and we confirm availability, documentation and freight to your country.

Reference standards for Omeprazole

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

Omeprazole standards

Typical uses

  • Pharmacopeial method verification
  • Impurity profiling
  • QC release testing
  • ANDA / DMF filings

Applications

Pharmaceutical Manufacturing and QCResearch Labs and Universities

Grade guides

Ph. Eur. Grade (European Pharmacopoeia)

Specifications and identifiers

Specifications of Omeprazole EP impurity F & G Mixture
Product nameOmeprazole EP impurity F & G Mixture
Catalogue numberZX-005865
CAS number125656-82-8
Other CAS numbers125656-83-9
IUPAC name5-methoxy-12,14-dimethyl-16-sulfanylidene-1,8,10-triazatetracyclo[7.7.0.02,7.010,15]hexadeca-2(7),3,5,8,11,14-hexaen-13-one
Molecular formulaC16H13N3O2S
Molar mass311.4 g/mol
Exact mass311.0728
GradeReference Standard
Physical formSolid
XLogP32.8
H-bond donors / acceptors0 / 5
Topological polar surface area79.5 Ų
HS code38229090
InChIKeyZHCRAWLAWCUHBF-UHFFFAOYSA-N
SMILESCC1=CN2C(=C(C1=O)C)C(=S)N3C2=NC4=C3C=CC(=C4)OC
PubChem CID29983078
SynonymsOmeprazole EP impurity F and G Mixture, Omeprazole EP Impurity F+Omeprazole EP Impurity G, Omeprazole Impurity (Mixture of Regioisomers), 8-Methoxy-1,3-dimethyl-12-thioxopyrido(1',2':3,4)imidazo(1,2-a)benzimidazol-2(12H)-one, Pyrido(1',2':3,4)imidazo(1,2-a)benzimidazol-2(12H)-one, 8-methoxy-1,3-dimethyl-12-thioxo-, Pyrido[1',2':3,4]imidazo[1,2-a]benzimidazol-2(12H)-one, 8-methoxy-1,3-dimethyl-12-thioxo-, 8-Methoxy-1,3-dimethyl-12-thioxopyrido[1',2':3,4]imidazo[1,2-a]benzimidazol-2(12H)-one, Omeprazole specified impurity F, Omeprazole EP Impurity F, 8-Methoxy-1,3-dimethyl-12-thioxo-pyrido[1',2':3,4]imidazo[1,2-a]benzimidazol-2-(12H)-one, 8-Methoxy-1,3-dimethyl-12-thioxo-pyrido[123,4]imidazo[1,2-a]benzimidazol-2-(12H)-one, 8-Methoxy-1,3-dimethyl-12-thioxo-pyrido[1',2':3,4]imidazo[1,2-a]benzimidazol-2(12H)-one

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

  • H302Harmful if swallowed

Precautionary statements P264, P270, P301 + P317, P330, 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 EP impurity F & G Mixture
10 mgQuoted on request
25 mgQuoted on request
50 mgQuoted on request
100 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 EP impurity F & G Mixture

Which CAS number identifies Omeprazole EP impurity F & G Mixture?
Omeprazole EP impurity F & G Mixture is registered under CAS 125656-82-8. You may also see it listed as Omeprazole EP impurity F and G Mixture, Omeprazole EP Impurity F+Omeprazole EP Impurity G, Omeprazole Impurity (Mixture of Regioisomers). Our catalogue number for this item is ZX-005865.
What are the formula and molar mass of Omeprazole EP impurity F & G Mixture?
For Omeprazole EP impurity F & G Mixture, its formula is C16H13N3O2S and its molar mass is 311.4 g/mol. The systematic (IUPAC) name is 5-methoxy-12,14-dimethyl-16-sulfanylidene-1,8,10-triazatetracyclo[7.7.0.02,7.010,15]hexadeca-2(7),3,5,8,11,14-hexaen-13-one. InChIKey ZHCRAWLAWCUHBF-UHFFFAOYSA-N lets you match it in any structure database.
How is Omeprazole EP impurity F & G Mixture used in pharmaceutical QC?
Omeprazole EP impurity F & G Mixture 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 EP impurity F & G Mixture?
This listing is Reference Standard grade. Standard packs are 10 mg, 25 mg, 50 mg, 100 mg. Larger quantities and custom packing can be quoted on request.
Which documents come with Omeprazole EP impurity F & G Mixture?
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 EP impurity F & G Mixture to my country?
Yes. Because Omeprazole EP impurity F & G Mixture 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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