Valdecoxib Impurity I

Name: Valdecoxib Impurity I
Brand: Vaqora Chemicals
SKU: VQ-034519

About Valdecoxib Impurity I

Listed under CAS 1373038-59-5, Valdecoxib Impurity I is an impurity of Valdecoxib available from Vaqora Chemicals. The compound has the formula C16H15N3O5S2, corresponding to a molecular weight of 393.4 g/mol. The IUPAC name is 3-[5-methyl-4-(4-sulfamoylphenyl)-1,2-oxazol-3-yl]benzenesulfonamide. Alternative names: Parecoxib Sodium Impurity F and Parecoxib Impurity 43.

It is supplied 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.

As a characterised impurity of Valdecoxib, it is used for analytical method development, method validation (AMV) and routine quality-control testing, and it supports ANDA and DMF regulatory filings. Our customers for this product work in pharmaceutical manufacturing and academic and industrial research.

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

Typical applications

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

Industries

Related to Valdecoxib

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

Valdecoxib impurities

Specifications & identifiers

Chemical identifiers
Product name	Valdecoxib Impurity I
Catalogue No.	VQ-034519
CAS Number	1373038-59-5
IUPAC name	3-[5-methyl-4-(4-sulfamoylphenyl)-1,2-oxazol-3-yl]benzenesulfonamide
Molecular formula	C₁₆H₁₅N₃O₅S₂
Molecular weight	393.4 g/mol
Exact mass	393.0453
Grade	Reference Standard
HSN code	38229090
InChIKey	ZTJZYTUGYRMBJV-UHFFFAOYSA-N
SMILES	CC1=C(C(=NO1)C2=CC(=CC=C2)S(=O)(=O)N)C3=CC=C(C=C3)S(=O)(=O)N
PubChem CID	56955674

Physical properties
Physical form	Solid
LogP (XLogP3)	1.2
H-bond donors / acceptors	2 / 8
TPSA	163 Å²
Synonyms	3-(5-Methyl-4-(4-sulfamoylphenyl)isoxazol-3-yl)benzenesulfonamide, Parecoxib Sodium Impurity F, Parecoxib Impurity 43, Parecoxib sodium Impurity 12, 3-[4-[4-(Aminosulfonyl)phenyl]-5-methyl-3-isoxazolyl]benzenesulfonamide, BenzenesulfonaMide, 3-[4-[4-(aMinosulfonyl)phenyl]-5-Methyl-3-isoxazolyl]-

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 Impurity I?

The CAS Registry Number of Valdecoxib Impurity I is 1373038-59-5. It is also known as 3-(5-Methyl-4-(4-sulfamoylphenyl)isoxazol-3-yl)benzenesulfonamide, Parecoxib Sodium Impurity F, Parecoxib Impurity 43.

What is the molecular formula and molecular weight of Valdecoxib Impurity I?

Valdecoxib Impurity I has the molecular formula C16H15N3O5S2 and a molecular weight of 393.4 g/mol. Its IUPAC name is 3-[5-methyl-4-(4-sulfamoylphenyl)-1,2-oxazol-3-yl]benzenesulfonamide.

What is Valdecoxib Impurity I used for?

Valdecoxib Impurity I 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 Impurity I can I order?

We supply Valdecoxib Impurity I 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 Impurity I?

Yes. Every lot of Valdecoxib Impurity I 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 Impurity I be shipped internationally?

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