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

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Products Intro: Product Name:Celecoxib Impurity 9
CAS:331943-04-5
Purity:95%+ Package:10mg;|30mg;|100mg
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Products Intro: Product Name:Celecoxib EP Impurity B
CAS:331943-04-5
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Products Intro: Product Name:Celecoxib EP Impurity B
CAS:331943-04-5
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Products Intro: Product Name:N-De(4-sulfonaMidophenyl)-N'-(4-sulfonaMidophenyl) Celecoxib
CAS:331943-04-5
Purity:95.0%-99.0% Package:1ASSAYS;6.05USD
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Products Intro: Product Name:Celecoxib iMpurity 9
CAS:331943-04-5

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  • Celecoxib Impurity 9
  • Celecoxib Impurity 9 pictures
  • $0.00 / 10mg
  • 2025-12-16
  • CAS:331943-04-5
  • Min. Order: 10mg
  • Purity: 95%+
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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);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）;4-(3-(p-tolyl)-5-(trifluoromethyl)-1H-pyrazol-1-yl) benzenesulfonamide
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)
color Off-White to Brown
Major Applicationpharmaceutical (small molecule)
InChIInChI=1S/C17H14F3N3O2S/c1-11-2-4-12(5-3-11)15-10-16(17(18,19)20)23(22-15)13-6-8-14(9-7-13)26(21,24)25/h2-10H,1H3,(H2,21,24,25)
InChIKeyLGIMTMFJBCXYRP-UHFFFAOYSA-N
SMILESC1(S(N)(=O)=O)=CC=C(N2C(C(F)(F)F)=CC(C3=CC=C(C)C=C3)=N2)C=C1
Safety Information
WGK Germany WGK 3
HS Code 2935909550
Storage Class11 - Combustible Solids
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
Tag:N-De(4-sulfonaMidophenyl)-N'-(4-sulfonaMidophenyl) Celecoxib(331943-04-5) Related Product Information
4,4,4-Trifluoro-1-(p-tolyl)-1,3-butanedione Celecoxib Impurity 23 Celecoxib Impurity 24 Celecoxib Trifluro Impurity Celecoxib Impurity 4,4,4-TRIFLUORO-1-(3-METHYLPHENYL)-1,3-BUTANEDIONE 1-[4-[1-[4-(AMinosulfonyl)phenyl]-3-(trifluoroMethyl)-1H-pyrazol-5-yl]benzoate] β-D-Glucopyranuronic Αcid 4-[5-hydroxy-3-(4-methylphenyl)-5-(trifluoromethyl)-4H-pyrazol-1-yl]benzenesulfonamide Sulfanilamide Celecoxib Impurity Methyl 4-methylbenzoate 3-(TRIFLUOROMETHYL)-5-P-TOLYL-1H-PYRAZOLE 4'-Methylacetophenone 4-Sulfonamide-phenylhydrazine hydrochloride Celecoxib iMpurity-G Celecoxib CELECOXIB-D7 Celecoxib 2-Methyl Analog