Etoricoxib Impurity 23

Name: Etoricoxib Impurity 23
Brand: Vaqora Chemicals
SKU: VQ-022609

About Etoricoxib Impurity 23

Etoricoxib Impurity 23 is an impurity of Etoricoxib carrying the CAS registry number 1810761-43-3. Formula C15H16N2O3S, molecular weight 304.4 g/mol. Systematically, it is named (NZ)-N-[1-(6-methyl-3-pyridinyl)-2-(4-methylsulfonylphenyl)ethylidene]hydroxylamine. Common synonyms include Etoricoxib Oxime Impurity.

The product is provided as a solid. Store the standard in its sealed vial, protected from light and moisture, and follow the storage condition printed on the COA. Handle it with standard laboratory precautions and appropriate personal protective equipment.

This Etoricoxib impurity supports analytical method development and validation (AMV), batch release testing and the impurity sections of ANDA and DMF filings. It is used across pharmaceutical manufacturing and academic and industrial research.

Available in 10 mg, 25 mg, 50 mg and 100 mg packs, Etoricoxib Impurity 23 is dispatched with a Certificate of Analysis (COA) to destinations worldwide.

Typical applications

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

Industries

Related to Etoricoxib

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

Etoricoxib impurities

Specifications & identifiers

Chemical identifiers
Product name	Etoricoxib Impurity 23
Catalogue No.	VQ-022609
CAS Number	1810761-43-3
IUPAC name	(NZ)-N-[1-(6-methyl-3-pyridinyl)-2-(4-methylsulfonylphenyl)ethylidene]hydroxylamine
Molecular formula	C₁₅H₁₆N₂O₃S
Molecular weight	304.4 g/mol
Exact mass	304.0882
Grade	Reference Standard
HSN code	38229090
InChIKey	GYTLYWQDGKQKLH-ICFOKQHNSA-N
SMILES	CC1=NC=C(C=C1)/C(=N\O)/CC2=CC=C(C=C2)S(=O)(=O)C
PubChem CID	155487585

Physical properties
Physical form	Solid
LogP (XLogP3)	2
H-bond donors / acceptors	1 / 5
TPSA	88 Å²

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 Etoricoxib Impurity 23?

The CAS Registry Number of Etoricoxib Impurity 23 is 1810761-43-3. It is also known as Etoricoxib Oxime Impurity, 1-(6-Methylpyridin-3-yl)-2-(4-(methylsulfonyl)phenyl)ethanone oxime, (Z)-1-(6-methylpyridin-3-yl)-2-(4-(methylsulfonyl)phenyl)ethanone oxime.

What is the molecular formula and molecular weight of Etoricoxib Impurity 23?

Etoricoxib Impurity 23 has the molecular formula C15H16N2O3S and a molecular weight of 304.4 g/mol. Its IUPAC name is (NZ)-N-[1-(6-methyl-3-pyridinyl)-2-(4-methylsulfonylphenyl)ethylidene]hydroxylamine.

What is Etoricoxib Impurity 23 used for?

Etoricoxib Impurity 23 is supplied as a characterised reference material related to Etoricoxib. 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 Etoricoxib Impurity 23 can I order?

We supply Etoricoxib Impurity 23 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 Etoricoxib Impurity 23?

Yes. Every lot of Etoricoxib Impurity 23 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 Etoricoxib Impurity 23 be shipped internationally?

Yes. We export Etoricoxib Impurity 23 worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.