ChemicalBook Product Catalog Analytical Chemistry Standard Pharmaceutical Impurity Reference Standards N-De(4-sulfonaMidophenyl)-N'-(4-sulfonaMidophenyl) Celecoxib

N-De(4-sulfonaMidophenyl)-N'-(4-sulfonaMidophenyl) Celecoxib

N-De(4-sulfonaMidophenyl)-N'-(4-sulfonaMidophenyl) Celecoxib Basic information
Product Name:N-De(4-sulfonaMidophenyl)-N'-(4-sulfonaMidophenyl) Celecoxib
Synonyms:Celecoxib Related Compound B (10 mg) (4-[3-(4-methylphenyl)-5-(trifluoromethyl)-1H-pyrazol-1-yl]benzenesulfonamide);N-De(4-sulfonaMidophenyl)-N'-(4-sulfonaMidophenyl) Celecoxib;4-[3-(4-Methylphenyl)-5-(trifluoroMethyl)-1H-pyrazol-1-yl]benzenesulfonaMide;BenzenesulfonaMide, 4-[3-(4-Methylphenyl)-5-(trifluoroMethyl)-1H-pyrazol-1-yl]-;Celecoxib Related CoMpound B;N-De(4-sulfonamidophenyl)-Na€-(4-sulfonamidophenyl) Celecoxib;Celecoxib EP Impurity B (CelecoxibregioIsomer);Celecoxib Impurity 4（Celecoxib EP Impurity B）
CAS:331943-04-5
MF:C17H14F3N3O2S
MW:381.37
EINECS:
Product Categories:Aromatics;Heterocycles;Impurities;Inhibitors;Intermediates & Fine Chemicals;Pharmaceuticals
Mol File:331943-04-5.mol
N-De(4-sulfonaMidophenyl)-N'-(4-sulfonaMidophenyl) Celecoxib Structure
N-De(4-sulfonaMidophenyl)-N'-(4-sulfonaMidophenyl) Celecoxib Chemical Properties
Melting point 182 - 187°C
Boiling point 529.0±60.0 °C(Predicted)
density 1.43±0.1 g/cm3(Predicted)
storage temp. Refrigerator
solubility DMSO (Sparingly), Ethyl Acetate (Slightly), Methanol (Slightly)
pka9.68±0.10(Predicted)
form neat
color Off-White to Brown
InChIKeyLGIMTMFJBCXYRP-UHFFFAOYSA-N
Safety Information
HS Code 2935909550
MSDS Information
N-De(4-sulfonaMidophenyl)-N'-(4-sulfonaMidophenyl) Celecoxib Usage And Synthesis
Chemical PropertiesOff-White Solid
UsesN-De(4-sulfonamidophenyl)-N’-(4-sulfonamidophenyl) Celecoxib (Celecoxib EP Impurity B) is an isomeric impurity of Celecoxib (C251000) with selective inhibitory activity against human cyclooxygenase-2. USP Celecoxib Related Compound B
N-De(4-sulfonaMidophenyl)-N'-(4-sulfonaMidophenyl) Celecoxib Preparation Products And Raw materials
Raw materials2-Buten-1-one, 4,4,4-trifluoro-1-(4-methylphenyl)-, (2E)--->4,4,4-Trifluoro-1-(p-tolyl)-1,3-butanedione-->Celecoxib-->4-Hydrazinobenzenesulfonamide-->4-(Aminosulfonyl)phenylboronic acid-->4-Ethynyltoluene
Celecoxib Trifluro Impurity 4-[5-hydroxy-3-(4-methylphenyl)-5-(trifluoromethyl)-4H-pyrazol-1-yl]benzenesulfonamide 4,4,4-TRIFLUORO-1-(3-METHYLPHENYL)-1,3-BUTANEDIONE Celecoxib 2-Methyl Analog 4,4,4-Trifluoro-1-(p-tolyl)-1,3-butanedione Celecoxib iMpurity-G CELECOXIB-D7 Celecoxib Impurity 24 4-Sulfonamide-phenylhydrazine hydrochloride 4'-Methylacetophenone 3-(TRIFLUOROMETHYL)-5-P-TOLYL-1H-PYRAZOLE Sulfanilamide Methyl 4-methylbenzoate Celecoxib Impurity Celecoxib Celecoxib Impurity 23 1-[4-[1-[4-(AMinosulfonyl)phenyl]-3-(trifluoroMethyl)-1H-pyrazol-5-yl]benzoate] β-D-Glucopyranuronic Αcid Celecoxib Impurity
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