2,3,5-Trimethyl-4-nitropyridine 1-oxide

Name: 2,3,5-Trimethyl-4-nitropyridine 1-oxide
Brand: Vaqora Chemicals
SKU: VQ-038762

About 2,3,5-Trimethyl-4-nitropyridine 1-oxide

2,3,5-Trimethyl-4-nitropyridine 1-oxide (CAS 86604-79-7) is an impurity of Omeprazole offered by Vaqora Chemicals. The compound has the formula C8H10N2O3, corresponding to a molecular weight of 182.18 g/mol. Its systematic (IUPAC) name is 2,3,5-trimethyl-4-nitro-1-oxidopyridin-1-ium. Common synonyms include 4-Nitro 2,3,5 Trimethyl Pyridine N-Oxide and 4-nitro-2,3,5-trimethylpyridine, 1-oxide.

It is supplied as a solid. Reference materials should be stored sealed and away from light and moisture, as specified on the accompanying COA. It carries the GHS signal word “Warning” with 3 hazard statements. Review the Safety Data Sheet before use.

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. Buyers come mainly from pharmaceutical manufacturing and academic and industrial research.

Vaqora Chemicals supplies 2,3,5-Trimethyl-4-nitropyridine 1-oxide in 10 mg, 25 mg, 50 mg and 100 mg packs, each shipped with a Certificate of Analysis (COA), and exports worldwide.

Typical applications

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

Industries

Related to Omeprazole

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

Omeprazole impurities

Specifications & identifiers

Chemical identifiers
Product name	2,3,5-Trimethyl-4-nitropyridine 1-oxide
Catalogue No.	VQ-038762
CAS Number	86604-79-7
IUPAC name	2,3,5-trimethyl-4-nitro-1-oxidopyridin-1-ium
Molecular formula	C₈H₁₀N₂O₃
Molecular weight	182.18 g/mol
Exact mass	182.0691
Grade	Reference Standard
HSN code	38229090
InChIKey	YMBLTOGTYNFTRX-UHFFFAOYSA-N
SMILES	CC1=C[N+](=C(C(=C1[N+](=O)[O-])C)C)[O-]
PubChem CID	11217611

Physical properties
Physical form	Solid
LogP (XLogP3)	0.8
H-bond donors / acceptors	0 / 3
TPSA	71.3 Å²
Synonyms	4-Nitro 2,3,5 Trimethyl Pyridine N-Oxide, 4-nitro-2,3,5-trimethylpyridine, 1-oxide, 4-Nitro-2,3,5-trimethylpyridine N-oxide, 2,3,5-trimethyl-4-nitropyridin-1-ium-1-olate, 4-nitro-2,3,5-trimethylpyridine, 2,3,5-Trimethyl-4-nitropyridine N-Oxide, 4-nitro-2,3,5-trimethylpyridine 1-oxide, 4-nitro-2,3,5-trimethyl-pyridine-N-oxide

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

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

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Frequently asked questions

What is the CAS number of 2,3,5-Trimethyl-4-nitropyridine 1-oxide?

The CAS Registry Number of 2,3,5-Trimethyl-4-nitropyridine 1-oxide is 86604-79-7. It is also known as 4-Nitro 2,3,5 Trimethyl Pyridine N-Oxide, 4-nitro-2,3,5-trimethylpyridine, 1-oxide, 4-Nitro-2,3,5-trimethylpyridine N-oxide.

What is the molecular formula and molecular weight of 2,3,5-Trimethyl-4-nitropyridine 1-oxide?

2,3,5-Trimethyl-4-nitropyridine 1-oxide has the molecular formula C8H10N2O3 and a molecular weight of 182.18 g/mol. Its IUPAC name is 2,3,5-trimethyl-4-nitro-1-oxidopyridin-1-ium.

What is 2,3,5-Trimethyl-4-nitropyridine 1-oxide used for?

2,3,5-Trimethyl-4-nitropyridine 1-oxide 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 2,3,5-Trimethyl-4-nitropyridine 1-oxide can I order?

We supply 2,3,5-Trimethyl-4-nitropyridine 1-oxide 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 2,3,5-Trimethyl-4-nitropyridine 1-oxide?

Yes. Every lot of 2,3,5-Trimethyl-4-nitropyridine 1-oxide 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 2,3,5-Trimethyl-4-nitropyridine 1-oxide be shipped internationally?

Yes. 2,3,5-Trimethyl-4-nitropyridine 1-oxide 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.