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Pharmacopeial Impurities (EP / USP / BP)Reference StandardAvailable on request

Omeprazole EP Impurity G

Synonyms: 9-Methoxy-1,3-dimethyl-12-thioxopyrido[1′,2′:3,4]imidazo[1,2-a]benzimidazol-2(12H)-one · 9-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, 9-methoxy-1,3-dimethyl-12-thioxo- · 9-Methoxy-1,3-dimethyl-12-thioxopyrido[1',2':3,4]imidazo[1,2-a]benzimidazol-2(12H)-one

CAS No.125656-83-9
FormulaC16H13N3O2S
Mol. weight311.40
Catalogue No.VQ-006557
PurityReference Standard
HSN38229090

Omeprazole EP Impurity G (CAS 125656-83-9) – Omeprazole impurity standard. C16H13N3O2S, MW 311.4. Buy from Vaqora Chemicals with COA and worldwide shipping.

Pack sizesPrice on quotation · bulk available
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25 mg
50 mg
100 mg
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About Omeprazole EP Impurity G

Vaqora Chemicals supplies Omeprazole EP Impurity G, a pharmacopeial impurity of Omeprazole registered under CAS number 125656-83-9. Its molecular formula is C16H13N3O2S and its molecular weight is 311.4 g/mol. Alternative names: Omeprazole specified impurity G and Omeprazole Impurity G.

The product is provided as a solid. Keep the vial tightly closed, protected from light and humidity, at the temperature stated on the Certificate of Analysis. The GHS classification uses the signal word “Warning”, so appropriate gloves, eye protection and ventilation are recommended.

Pharmaceutical QC and development laboratories use this impurity standard of Omeprazole to develop and validate HPLC methods, to set specification limits and to document impurity profiles in ANDA and DMF submissions. Our customers for this product work in pharmaceutical manufacturing and academic and industrial research.

We offer Omeprazole EP Impurity G in 10 mg, 25 mg, 50 mg and 100 mg packs with a batch-specific COA, and ship to customers worldwide.

Typical applications

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

Industries

Related to Omeprazole

View every impurity, metabolite and intermediate we list for Omeprazole.

Omeprazole impurities

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Specifications & identifiers

Chemical identifiers
Product nameOmeprazole EP Impurity G
Catalogue No.VQ-006557
CAS Number125656-83-9
IUPAC name4-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
Molecular weight311.4 g/mol
Exact mass311.0728
GradeReference Standard
HSN code38229090
InChIKeyWYBVBNOWEQJIER-UHFFFAOYSA-N
SMILESCC1=CN2C(=C(C1=O)C)C(=S)N3C2=NC4=C3C=C(C=C4)OC
PubChem CID29983080
Physical properties
Physical formSolid
LogP (XLogP3)2.8
H-bond donors / acceptors0 / 5
TPSA79.5 Ų
Synonyms9-Methoxy-1,3-dimethyl-12-thioxopyrido[1′,2′:3,4]imidazo[1,2-a]benzimidazol-2(12H)-one, 9-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, 9-methoxy-1,3-dimethyl-12-thioxo-, 9-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, 9-methoxy-1,3-dimethyl-12-thioxo-, Omeprazole specified impurity G, Omeprazole Impurity G, 9-Methoxy-1,3-dimethyl-12-thioxo-pyrido[1',2',3,4]imidazo[1,2-a]benzimidazol-2-(12H)-one, 9-Methoxy-1,3-dimethyl-12-thioxo-pyrido[1',2':3,4]imidazo[1,2-a]benzimidazol-2(12H)-one, Omeprazole EP Impurity G, Esomeprazole sodium EP Impurity G, 9-Methoxy-1,3-dimethyl-12-thioxo-pyrido[1',2':3,4]imidazo[1,2-a]benzimidazol-2-(12H)-one

Safety & hazard information (GHS)

GHS07 Harmful / irritant
Harmful / irritant

Signal word: Warning

Hazard statements

  • H302Harmful if swallowed

Precautionary statements: P264, P270, P301 + P317, P330, P501

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

Documents

Frequently asked questions

What is the CAS number of Omeprazole EP Impurity G?

The CAS Registry Number of Omeprazole EP Impurity G is 125656-83-9. It is also known as 9-Methoxy-1,3-dimethyl-12-thioxopyrido[1′,2′:3,4]imidazo[1,2-a]benzimidazol-2(12H)-one, 9-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, 9-methoxy-1,3-dimethyl-12-thioxo-.

What is the molecular formula and molecular weight of Omeprazole EP Impurity G?

Omeprazole EP Impurity G has the molecular formula C16H13N3O2S and a molecular weight of 311.4 g/mol. Its IUPAC name is 4-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.

What is Omeprazole EP Impurity G used for?

Omeprazole EP Impurity G is supplied as a characterised reference material related to Omeprazole. It is used for analytical method development and validation (AMV), impurity profiling, stability studies and quality control, and in ANDA/DMF regulatory filings.

Which grade and pack sizes of Omeprazole EP Impurity G can I order?

We supply Omeprazole EP Impurity G in Reference Standard grade, in 10 mg, 25 mg, 50 mg, 100 mg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Omeprazole EP Impurity G?

Yes. Every lot of Omeprazole EP Impurity G is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can Omeprazole EP Impurity G be shipped internationally?

Yes. Omeprazole EP Impurity G is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.

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