Celecoxib EP Impurity C

Name: Celecoxib EP Impurity C
Brand: Vaqora Chemicals
SKU: VQ-006293

About Celecoxib EP Impurity C

Celecoxib EP Impurity C is a pharmacopeial impurity of Celecoxib carrying the CAS registry number 170569-99-0 with a typical assay of 99.86%. Formula C17H14F3N3O2S, molecular weight 381.4 g/mol. The IUPAC name is 4-[5-(2-methylphenyl)-3-(trifluoromethyl)pyrazol-1-yl]benzenesulfonamide. Alternative names: 4-Desmethyl-2-methyl Celecoxib and Celecoxib 2-Methyl Analog.

It is supplied as a solid. Reference materials should be stored sealed and away from light and moisture, as specified on the accompanying COA. It carries the GHS signal word “Warning” with 1 hazard statement. Review the Safety Data Sheet before use.

As a characterised impurity of Celecoxib, 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.

Vaqora Chemicals supplies Celecoxib EP Impurity C in 10 mg, 25 mg, 50 mg and 100 mg packs, each shipped with a Certificate of Analysis (COA), and exports worldwide. Stock is available for quick dispatch.

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 C
Catalogue No.	VQ-006293
CAS Number	170569-99-0
IUPAC name	4-[5-(2-methylphenyl)-3-(trifluoromethyl)pyrazol-1-yl]benzenesulfonamide
Molecular formula	C₁₇H₁₄F₃N₃O₂S
Molecular weight	381.4 g/mol
Exact mass	381.0759
Grade	Reference Standard
Purity / assay	99.86%
HSN code	38229090
InChIKey	QGNNQDAQBISHQG-UHFFFAOYSA-N
SMILES	CC1=CC=CC=C1C2=CC(=NN2C3=CC=C(C=C3)S(=O)(=O)N)C(F)(F)F
PubChem CID	10156660

Physical properties
Physical form	Solid
LogP (XLogP3)	3.4
H-bond donors / acceptors	1 / 7
TPSA	86.4 Å²
Synonyms	4-[5-(2-Methylphenyl)-3-(trifluoromethyl)-1H-pyrazol-1-yl]benzenesulfonamide, 4-Desmethyl-2-methyl Celecoxib, Celecoxib 2-Methyl Analog, o-Celecoxib, Celecoxib Impurity D, 4-(5-(o-Tolyl)-3-(trifluoromethyl)-1H-pyrazol-1-yl)benzenesulfonamide, 4-(5-(2-Methylphenyl)-3-(trifluoromethyl)-1H-pyrazol-1-yl)benzenesulfonamide, Benzenesulfonamide, 4-(5-(2-methylphenyl)-3-(trifluoromethyl)-1H-pyrazol-1-yl)-, Celecoxib Impurity 8, 4-[5-(2-methylphenyl)-3-trifluoromethyl-1h-pyrazol-1-yl]benzenesulfonamide, 4-(5-o-Tolyl-3-trifluoromethyl-pyrazol-1-yl)-benzenesulfonamide, 4-[5-(o-tolyl)-3-(trifluoromethyl)pyrazol-1-yl]benzenesulfonamide

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

H302Harmful if swallowed

Precautionary statements: P264, P270, P301 + P317, P330, 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 Celecoxib EP Impurity C?

The CAS Registry Number of Celecoxib EP Impurity C is 170569-99-0. It is also known as 4-[5-(2-Methylphenyl)-3-(trifluoromethyl)-1H-pyrazol-1-yl]benzenesulfonamide, 4-Desmethyl-2-methyl Celecoxib, Celecoxib 2-Methyl Analog.

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

Celecoxib EP Impurity C has the molecular formula C17H14F3N3O2S and a molecular weight of 381.4 g/mol. Its IUPAC name is 4-[5-(2-methylphenyl)-3-(trifluoromethyl)pyrazol-1-yl]benzenesulfonamide.

What is Celecoxib EP Impurity C used for?

Celecoxib EP Impurity C 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 C can I order?

We supply Celecoxib EP Impurity C in Reference Standard (99.86%) 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 C?

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

Yes. Celecoxib EP Impurity C 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.