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Celecoxib Impurity 2

Celecoxib Impurity 2 Structure
Celecoxib Impurity 2 structure
CAS No.
948293-46-7
Chemical Name:
Celecoxib Impurity 2
Synonyms
Celecoxib Impurity 4;Celecoxib Impurity H;Celecoxib impurities1086;Celecoxib N-Des(benzenesulfonamide);3-p-tolyl-5-(trifluormethyl)-1H-pyrazole;Celecoxib impurity Q: dephenylsulfonyl impurity;5-(p-methylphenyl)-3-(trifluoromethyl)-1H-Pyrazole;1H-Pyrazole, 5-(4-methylphenyl)-3-(trifluoromethyl)-;3-(p-Tolyl)-5-(trifluoromethyl)-1H-pyrazole (Celecoxib Impurity 11);4-[1-[4-(AMINOSULFONYL)PHENYL]-3-(TRIFLUOROMETHYL)-1H-PYRAZOL-5-YL]BENZOIC ACID
CBNumber:
CB5647277
Molecular Formula:
C11H9F3N2
Molecular Weight:
226.2
MDL Number:
MFCD07779618
MOL File:
Mol file
Last updated:2026-05-28 01:13:51
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Celecoxib Impurity 2 Properties

Boiling point 344.2±42.0 °C(Predicted)
Density 1.284±0.06 g/cm3(Predicted)
storage temp. 2-8°C
pka 10.08±0.10(Predicted)
Major Application pharmaceutical small molecule
FDA UNII G5K9F2B76J
UNSPSC Code 12352200
NACRES NA.24

SAFETY

Risk and Safety Statements

Symbol(GHS)  Exclamation Mark (GHS07)
GHS07
Signal word  Warning
Hazard statements  H302-H315-H319-H335
Precautionary statements  P261-P280-P301+P312-P302+P352-P305+P351+P338
WGK Germany  WGK 3
Storage Class 11 - Combustible Solids
Hazard Classifications Acute Tox. 4 Oral

Celecoxib Impurity 2 price

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
aablocks AA01DTR5 5-(p-Tolyl)-3-(trifluoromethyl)-1H-pyrazole 97% 948293-46-7 100mg $45 2026-05-29 Buy
aablocks AA01DTR5 5-(p-Tolyl)-3-(trifluoromethyl)-1H-pyrazole 97% 948293-46-7 250mg $76 2026-05-29 Buy
Chemenu CM336619 3-(4-methylphenyl)-5-(trifluoromethyl)-1H-pyrazole 95%+ 948293-46-7 1g $233 2026-05-26 Buy
Product number Packaging Price Buy
AA01DTR5 100mg $45 Buy
AA01DTR5 250mg $76 Buy
CM336619 1g $233 Buy

Celecoxib Impurity 2 Chemical Properties, Uses, Production

Uses

Celecoxib N-Des(benzenesulfonamide) is a useful intermediate in the preparation of Celebrex using continuous flow reaction modules and offline Ullmann coupling.

Celecoxib Impurity 2 Preparation Products And Raw materials

Raw materials

Preparation Products

Celecoxib Impurity 2 Suppliers

Global Suppliers ( 73)
Supplier Tel Email Country ProdList Advantage
S.Z. PhyStandard Bio-Tech. Co., Ltd. 0755-83725681-603 China 4484 50
Nanjing XiZe Biotechnology CO., Ltd. 025-66023220 15250997978 1511893459@qq.com China 4777 55
Zhengzhou Guancheng Laboratory equipment Sales 0371-88888888 qq272369594;2159423853qq 2723695949@qq.com China 4990 50
Taizhou Ruixin Chemical Co., Ltd. 0576-89085261 15867635987 jasonhu09@163.com China 439 50
BOC Sciences 16314854226 info@bocsci.com United States 9909 65
Roark Standards 0755-83552066 15986688328 service@roarkstandards.com China 1442 58
Shijiazhuang yaoBo Pharmaceutical Co., Ltd. 15633056635 2880679888@qq.com China 2796 58
Shanghai CR Corporation Limited 13917420128 13062833949 fred.wen@crcorporation.cn China 9776 58
Shenzhen SUNGENING Bio-Medical Co., Ltd. 0755-28967200 13631290199 wxf@sungening.com China 9609 60
Wuxi AppTec 022-59987777 13552403979 jia_guoqiang@wuxiapptec.com China 22344 58
Supplier Advantage
S.Z. PhyStandard Bio-Tech. Co., Ltd. 50
Nanjing XiZe Biotechnology CO., Ltd. 55
Zhengzhou Guancheng Laboratory equipment Sales 50
Taizhou Ruixin Chemical Co., Ltd. 50
BOC Sciences 65
Roark Standards 58
Shijiazhuang yaoBo Pharmaceutical Co., Ltd. 58
Shanghai CR Corporation Limited 58
Shenzhen SUNGENING Bio-Medical Co., Ltd. 60
Wuxi AppTec 58

948293-46-7 (Celecoxib Impurity 2) Related Search:

4-[5-hydroxy-3-(4-methylphenyl)-5-(trifluoromethyl)-4H-pyrazol-1-yl]benzenesulfonamide N-De(4-sulfonaMidophenyl)-N'-(4-sulfonaMidophenyl) Celecoxib Celecoxib Celecoxib Impurity Celecoxib iMpurity-G
4-Hydrazinobenzene-1-sulfonamide hydrochloride 4-DesMethyl-3-Methyl Celecoxib 1-[4-[1-[4-(AMinosulfonyl)phenyl]-3-(trifluoroMethyl)-1H-pyrazol-5-yl]benzoate] β-D-Glucopyranuronic Αcid 4-[[3-(4-Methylphenyl)-3-oxo-1-(trifluoroMethyl)propylidene]aMino]benzenesulfonaMide Celecoxib 2-Methyl Analog
Celecoxib IMpurity 1 Celecoxib Impurity 6 Celecoxib Trifluro Impurity Celecoxib Impurity 1-Hexadecanoyl-2-(p-nitrophenoxysuccinoyl)-sn-glyceryl-3-phosphorylcholine
Hydroxymethyl celecoxib 5-(Trifluoromethyl)-3-p-tolyl-1H-pyrazole Celecoxib carboxylic acid

1of4

4-[1-[4-(AMINOSULFONYL)PHENYL]-3-(TRIFLUOROMETHYL)-1H-PYRAZOL-5-YL]BENZOIC ACID 5-(p-methylphenyl)-3-(trifluoromethyl)-1H-Pyrazole Celecoxib Impurity H Celecoxib Impurity 4 Celecoxib impurity Q: dephenylsulfonyl impurity 3-p-tolyl-5-(trifluormethyl)-1H-pyrazole 1H-Pyrazole, 5-(4-methylphenyl)-3-(trifluoromethyl)- Celecoxib N-Des(benzenesulfonamide) Celecoxib impurities1086 3-(p-Tolyl)-5-(trifluoromethyl)-1H-pyrazole (Celecoxib Impurity 11) 948293-46-7 Impurity