Celecoxib EP Impurity A

Name: Celecoxib EP Impurity A
Brand: Vaqora Chemicals
SKU: VQ-021120

About Celecoxib EP Impurity A

Vaqora Chemicals supplies Celecoxib EP Impurity A, a pharmacopeial impurity of Celecoxib registered under CAS number 170570-01-1. Its molecular formula is C17H14F3N3O2S and its molecular weight is 381.4 g/mol. The IUPAC name is 4-[5-(3-methylphenyl)-3-(trifluoromethyl)pyrazol-1-yl]benzenesulfonamide. It is also known as Celecoxib - Impurity A or 4-Desmethyl-3-methyl Celecoxib.

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.

This Celecoxib 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.

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

Typical applications

Pharmacopeial method verification
Impurity profiling
QC release testing
ANDA / DMF filings

Industries

Related to Celecoxib

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

Celecoxib impurities

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	Celecoxib EP Impurity A
Catalogue No.	VQ-021120
CAS Number	170570-01-1
IUPAC name	4-[5-(3-methylphenyl)-3-(trifluoromethyl)pyrazol-1-yl]benzenesulfonamide
Molecular formula	C₁₇H₁₄F₃N₃O₂S
Molecular weight	381.4 g/mol
Exact mass	381.0759
Grade	Reference Standard
HSN code	38229090
InChIKey	MPVPOTMPKLOUHZ-UHFFFAOYSA-N
SMILES	CC1=CC(=CC=C1)C2=CC(=NN2C3=CC=C(C=C3)S(=O)(=O)N)C(F)(F)F
PubChem CID	10199832

Physical properties
Physical form	Solid
LogP (XLogP3)	3.4
H-bond donors / acceptors	1 / 7
TPSA	86.4 Å²
Synonyms	Celecoxib - Impurity A, 4-(5-(3-Methylphenyl)-3-(trifluoromethyl)-1H-pyrazol-1-yl)benzenesulfonamide, Benzenesulfonamide, 4-(5-(3-methylphenyl)-3-(trifluoromethyl)-1H-pyrazol-1-yl)-, 4-[5-(3-methylphenyl)-3-(trifluoromethyl)-1h-pyrazol-1-yl]benzenesulfonamide, 4-Desmethyl-3-methyl Celecoxib, 4-[5-(3-methylphenyl)-3-(trifluoromethyl)-1H-pyrazol-1-yl]benzene-1-sulfonamide, 4-[5-(3-Methylphenyl)-3-trifluoromethyl-1H-pyrazol-1-yl]benzenesulfonamide, 4-(5-m-Tolyl-3-trifluoromethyl-pyrazol-1-yl)-benzenesulfonamide, 4-[5-(m-tolyl)-3-(trifluoromethyl)pyrazol-1-yl]benzenesulfonamide, 4-(5-(M-tolyl)-3-(trifluoromethyl)-1H-pyrazol-1-yl)benzenesulfonamide

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 Celecoxib EP Impurity A?

The CAS Registry Number of Celecoxib EP Impurity A is 170570-01-1. It is also known as Celecoxib - Impurity A, 4-(5-(3-Methylphenyl)-3-(trifluoromethyl)-1H-pyrazol-1-yl)benzenesulfonamide, Benzenesulfonamide, 4-(5-(3-methylphenyl)-3-(trifluoromethyl)-1H-pyrazol-1-yl)-.

What is the molecular formula and molecular weight of Celecoxib EP Impurity A?

Celecoxib EP Impurity A has the molecular formula C17H14F3N3O2S and a molecular weight of 381.4 g/mol. Its IUPAC name is 4-[5-(3-methylphenyl)-3-(trifluoromethyl)pyrazol-1-yl]benzenesulfonamide.

What is Celecoxib EP Impurity A used for?

Celecoxib EP Impurity A is supplied as a characterised reference material related to Celecoxib. 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 Celecoxib EP Impurity A can I order?

We supply Celecoxib EP Impurity A 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 Celecoxib EP Impurity A?

Yes. Every lot of Celecoxib EP Impurity A 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 Celecoxib EP Impurity A be shipped internationally?

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