4-(5-Methyl-4-phenylisoxazol-3-yl)benzenesulf… 181696-12-8

Name: 4-(5-Methyl-4-phenylisoxazol-3-yl)benzenesulfonamide
Brand: Vaqora Chemicals
SKU: VQ-027391

About 4-(5-Methyl-4-phenylisoxazol-3-yl)benzenesulfonamide

Vaqora Chemicals supplies 4-(5-Methyl-4-phenylisoxazol-3-yl)benzenesulfonamide, an impurity of Parecoxib registered under CAS number 181696-12-8. The compound has the formula C16H14N2O3S, corresponding to a molecular weight of 314.4 g/mol. Its systematic (IUPAC) name is 4-(5-methyl-4-phenyl-1,2-oxazol-3-yl)benzenesulfonamide.

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. Good laboratory practice and suitable PPE are recommended during handling.

This Parecoxib impurity supports analytical method development and validation (AMV), batch release testing and the impurity sections of ANDA and DMF filings. Buyers come mainly from pharmaceutical manufacturing and academic and industrial research.

Vaqora Chemicals supplies 4-(5-Methyl-4-phenylisoxazol-3-yl)benzenesulfonamide 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 Parecoxib

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

Parecoxib impurities

Specifications & identifiers

Chemical identifiers
Product name	4-(5-Methyl-4-phenylisoxazol-3-yl)benzenesulfonamide
Catalogue No.	VQ-027391
CAS Number	181696-12-8
IUPAC name	4-(5-methyl-4-phenyl-1,2-oxazol-3-yl)benzenesulfonamide
Molecular formula	C₁₆H₁₄N₂O₃S
Molecular weight	314.4 g/mol
Exact mass	314.0725
Grade	Reference Standard
HSN code	38229090
InChIKey	BJYUOXUCQMUZRX-UHFFFAOYSA-N
SMILES	CC1=C(C(=NO1)C2=CC=C(C=C2)S(=O)(=O)N)C3=CC=CC=C3
PubChem CID	53686063

Physical properties
Physical form	Solid
LogP (XLogP3)	2.6
H-bond donors / acceptors	1 / 5
TPSA	94.6 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 4-(5-Methyl-4-phenylisoxazol-3-yl)benzenesulfonamide?

The CAS Registry Number of 4-(5-Methyl-4-phenylisoxazol-3-yl)benzenesulfonamide is 181696-12-8.

What is the molecular formula and molecular weight of 4-(5-Methyl-4-phenylisoxazol-3-yl)benzenesulfonamide?

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

What is 4-(5-Methyl-4-phenylisoxazol-3-yl)benzenesulfonamide used for?

4-(5-Methyl-4-phenylisoxazol-3-yl)benzenesulfonamide is supplied as a characterised reference material related to Parecoxib. 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 4-(5-Methyl-4-phenylisoxazol-3-yl)benzenesulfonamide can I order?

We supply 4-(5-Methyl-4-phenylisoxazol-3-yl)benzenesulfonamide 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 4-(5-Methyl-4-phenylisoxazol-3-yl)benzenesulfonamide?

Yes. Every lot of 4-(5-Methyl-4-phenylisoxazol-3-yl)benzenesulfonamide 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 4-(5-Methyl-4-phenylisoxazol-3-yl)benzenesulfonamide be shipped internationally?

Yes. We export 4-(5-Methyl-4-phenylisoxazol-3-yl)benzenesulfonamide worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.