| Identification | Back Directory | [Name]
N-De(4-sulfonaMidophenyl)-N'-(4-sulfonaMidophenyl) Celecoxib | [CAS]
331943-04-5 | [Synonyms]
Celebrex B
Celecoxib-2
Isocelecoxib
Celecoxib EP Imp B
Celecoxib Related CoMpound B
Celecoxib EP Impurity B(USP RC B)
Celecoxib Impurity 4（EP Impurity B）
Celecoxib Impurity 4（Celecoxib EP Impurity B）
Celecoxib EP Impurity B (CelecoxibregioIsomer)
Celecoxib EP Impurity B/ Celecoxib Related Compound B
N-De(4-sulfonaMidophenyl)-N'-(4-sulfonaMidophenyl) Celecoxib
N-De(4-sulfonamidophenyl)-Na€-(4-sulfonamidophenyl) Celecoxib
4-(3-(p-tolyl)-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 (10 mg) (4-[3-(4-methylphenyl)-5-(trifluoromethyl)-1H-pyrazol-1-yl]benzenesulfonamide)
Celecoxib impurity 2/Celecoxib EP Impurity B/4-[3-(4-Methylphenyl)-5-trifluoromethyl-1H-pyrazol-1-yl]benzenesulfonamide | [Molecular Formula]
C17H14F3N3O2S | [MDL Number]
MFCD21363468 | [MOL File]
331943-04-5.mol | [Molecular Weight]
381.37 |
| Chemical Properties | Back Directory | [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) | [form ]
neat | [pka]
9.68±0.10(Predicted) | [color ]
Off-White to Brown | [InChIKey]
LGIMTMFJBCXYRP-UHFFFAOYSA-N |
| Hazard Information | Back Directory | [Chemical Properties]
Off-White Solid | [Uses]
An isomeric impurity of Celecoxib (C251000) with selective inhibitory activity against human cyclooxygenase-2. | [Uses]
N-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 |
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