Valdecoxib

Name: Valdecoxib
Brand: Vaqora Chemicals
SKU: VQ-023959

About Valdecoxib

Vaqora Chemicals supplies Valdecoxib, a high-purity reference standard of Valdecoxib registered under CAS number 181695-72-7. Formula C16H14N2O3S, molecular weight 314.4 g/mol. Systematically, it is named 4-(5-methyl-3-phenyl-1,2-oxazol-4-yl)benzenesulfonamide. Common synonyms include YM-974 and 2aw1.

It is supplied as a solid. Reference materials should be stored sealed and away from light and moisture, as specified on the accompanying COA. Under GHS it is labelled “Warning”, so handle it with suitable PPE and consult the SDS.

Laboratories use this Valdecoxib standard for identity and assay testing, system suitability checks and method validation supporting ANDA and DMF filings. Our customers for this product work in pharmaceutical manufacturing and academic and industrial research.

Vaqora Chemicals supplies Valdecoxib in 10 mg, 25 mg, 50 mg and 100 mg packs, each shipped with a Certificate of Analysis (COA), and exports worldwide.

Typical applications

Identification & assay
Method development & validation
QC reference material

Industries

Related to Valdecoxib

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

Valdecoxib impurities

Specifications & identifiers

Chemical identifiers
Product name	Valdecoxib
Catalogue No.	VQ-023959
CAS Number	181695-72-7
IUPAC name	4-(5-methyl-3-phenyl-1,2-oxazol-4-yl)benzenesulfonamide
Molecular formula	C₁₆H₁₄N₂O₃S
Molecular weight	314.4 g/mol
Exact mass	314.0725
Grade	Reference Standard
HSN code	38229090
InChIKey	LNPDTQAFDNKSHK-UHFFFAOYSA-N
SMILES	CC1=C(C(=NO1)C2=CC=CC=C2)C3=CC=C(C=C3)S(=O)(=O)N
PubChem CID	119607

Physical properties
Physical form	Solid
LogP (XLogP3)	2.6
H-bond donors / acceptors	1 / 5
TPSA	94.6 Å²
Synonyms	4-(5-Methyl-3-phenylisoxazol-4-yl)benzenesulfonamide, 4-(5-Methyl-3-phenyl-4-isoxazolyl)benzenesulfonamide, p-(5-Methyl-3-phenyl-4-isoxazolyl)benzenesulfonamide, 4-(5-methyl-3-phenyl-isoxazol-4-yl)benzenesulfonamide, 4-[5-methyl-3-phenylisoxazol-4-yl]benzenesulfonamide, Benzenesulfonamide, 4-(5-methyl-3-phenyl-4-isoxazolyl)-, 4-(5-methyl-3-phenyl-1,2-oxazol-4-yl)benzene-1-sulfonamide, YM-974, 4-(5-methyl-3-phenyl-4-isoxazolyl) benzenesulfonamide, 2aw1, 4-(Methyl-3-phenyl-isoxazol-4-yl)-benzenesulfonamide, EX-A241

Safety & hazard information (GHS)

Health hazard

Environmental hazard

Signal word: Warning

Hazard statements

H361Suspected of damaging fertility or the unborn child
H373May causes damage to organs through prolonged or repeated exposure
H410Very toxic to aquatic life with long lasting effects

Precautionary statements: P203, P260, P273, P280, P318, P319, P391, 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 Valdecoxib?

The CAS Registry Number of Valdecoxib is 181695-72-7. It is also known as 4-(5-Methyl-3-phenylisoxazol-4-yl)benzenesulfonamide, 4-(5-Methyl-3-phenyl-4-isoxazolyl)benzenesulfonamide, p-(5-Methyl-3-phenyl-4-isoxazolyl)benzenesulfonamide.

What is the molecular formula and molecular weight of Valdecoxib?

Valdecoxib has the molecular formula C16H14N2O3S and a molecular weight of 314.4 g/mol. Its IUPAC name is 4-(5-methyl-3-phenyl-1,2-oxazol-4-yl)benzenesulfonamide.

What is Valdecoxib used for?

Valdecoxib is supplied as a characterised reference material related to Valdecoxib. 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 Valdecoxib can I order?

We supply Valdecoxib 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 Valdecoxib?

Yes. Every lot of Valdecoxib 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 Valdecoxib be shipped internationally?

Yes. Valdecoxib 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.