Desmethyl Celecoxib

About Desmethyl Celecoxib

Desmethyl Celecoxib is a metabolite or degradation product of Celecoxib carrying the CAS registry number 170569-87-6. Its molecular formula is C16H12F3N3O2S and its molecular weight is 367.3 g/mol. The IUPAC name is 4-[5-phenyl-3-(trifluoromethyl)pyrazol-1-yl]benzenesulfonamide.

It is supplied as a solid. Reference materials should be stored sealed and away from light and moisture, as specified on the accompanying COA. Good laboratory practice and suitable PPE are recommended during handling.

It is used in metabolite identification, stability-indicating method development and impurity profiling of Celecoxib, as well as in QC testing and ANDA/DMF documentation. Buyers come mainly from pharmaceutical manufacturing and academic and industrial research.

Standard pack sizes are 10 mg, 25 mg, 50 mg and 100 mg, and every batch ships with a Certificate of Analysis (COA) and we export worldwide.

Typical applications

Metabolite identification
Stability-indicating methods
Impurity profiling

Industries

Related to Celecoxib

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

Celecoxib impurities

Specifications & identifiers

Chemical identifiers
Product name	Desmethyl Celecoxib
Catalogue No.	VQ-024073
CAS Number	170569-87-6
IUPAC name	4-[5-phenyl-3-(trifluoromethyl)pyrazol-1-yl]benzenesulfonamide
Molecular formula	C₁₆H₁₂F₃N₃O₂S
Molecular weight	367.3 g/mol
Exact mass	367.0602
Grade	Reference Standard
HSN code	38229090
InChIKey	MQPLMBSDWYIIID-UHFFFAOYSA-N
SMILES	C1=CC=C(C=C1)C2=CC(=NN2C3=CC=C(C=C3)S(=O)(=O)N)C(F)(F)F
PubChem CID	6426663

Physical properties
Physical form	Solid
LogP (XLogP3)	3
H-bond donors / acceptors	1 / 7
TPSA	86.4 Å²
Synonyms	4-(5-phenyl-3-(trifluoromethyl)-1H-pyrazol-1-yl)benzenesulfonamide, 4-(5-Phenyl-3-trifluoromethyl-1H-pyrazol-1-yl)benzenesulfonamide, Benzenesulfonamide, 4-[5-phenyl-3-(trifluoromethyl)-1H-pyrazol-1-yl]-, 4-[5-phenyl-3-(trifluoromethyl)-1h-pyrazol-1-yl]benzenesulfonamide, 4-[5-phenyl-3-(trifluoromethyl)-1H-pyrazol-1-yl]benzene-1-sulfonamide, 4-(5-Phenyl-3-trifluoromethyl-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 Desmethyl Celecoxib?

The CAS Registry Number of Desmethyl Celecoxib is 170569-87-6. It is also known as 4-(5-phenyl-3-(trifluoromethyl)-1H-pyrazol-1-yl)benzenesulfonamide, 4-(5-Phenyl-3-trifluoromethyl-1H-pyrazol-1-yl)benzenesulfonamide, Benzenesulfonamide, 4-[5-phenyl-3-(trifluoromethyl)-1H-pyrazol-1-yl]-.

What is the molecular formula and molecular weight of Desmethyl Celecoxib?

Desmethyl Celecoxib has the molecular formula C16H12F3N3O2S and a molecular weight of 367.3 g/mol. Its IUPAC name is 4-[5-phenyl-3-(trifluoromethyl)pyrazol-1-yl]benzenesulfonamide.

What is Desmethyl Celecoxib used for?

Desmethyl Celecoxib 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 Desmethyl Celecoxib can I order?

We supply Desmethyl Celecoxib 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 Desmethyl Celecoxib?

Yes. Every lot of Desmethyl Celecoxib 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 Desmethyl Celecoxib be shipped internationally?

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