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457639-26-8

457639-26-8 structure
457639-26-8 structure
  • Name: 2,5-DiMethyl Celecoxib
  • Chemical Name: 2,5-Dimethylcelecoxib 4-[5-(2,5-dimethylphenyl)-3-(trifluoromethyl)-1H-pyrazol-1-yl]-benzenesulfonamide
  • CAS Number: 457639-26-8
  • Molecular Formula: C18H16F3N3O2S
  • Molecular Weight: 395.399
  • Catalog: analytical chemistry Standard Analytical standard
  • Create Date: 2017-06-26 20:24:04
  • Modify Date: 2024-01-02 11:44:45
  • 2,5-dimethyl Celecoxib is a derivative of celecoxib that does not inhibit COX-2. It does inhibit microsomal prostaglandin E synthase-1 (mPGES-1) and reduces prostaglandin E2 (PGE2) production in HeLa, A549, and HCA-7 cells. It inhibits proliferation of drug-sensitive RPMI8226 and multidrug-resistant 8226/Dox40 multiple myeloma cells, as well as increases the rate of apoptosis when used at concentrations of 20 and 30 μM. 2,5-dimethyl Celecoxib reduces the expression of survivin, cyclin A, cyclin B, MEK1, and MEK2 in 8226/Dox40 cells. The antiproliferative effect of 2,5-dimethyl celecoxib is independent of mPGES-1 inhibition.

Name 2,5-Dimethylcelecoxib 4-[5-(2,5-dimethylphenyl)-3-(trifluoromethyl)-1H-pyrazol-1-yl]-benzenesulfonamide
Synonyms 2,5-Dimethyl Celecoxib
4-[5-(2,5-dimethylphenyl)-3-(trifluoromethyl)pyrazol-1-yl]benzenesulfonamide
4-[5-(2,5-Dimethylphenyl)-3-(trifluoromethyl)-1H-pyrazol-1-yl]benzenesulfonamide
Benzenesulfonamide, 4-[5-(2,5-dimethylphenyl)-3-(trifluoromethyl)-1H-pyrazol-1-yl]-
2,5-Dimethyl-celecoxib
Density 1.4±0.1 g/cm3
Boiling Point 516.7±60.0 °C at 760 mmHg
Molecular Formula C18H16F3N3O2S
Molecular Weight 395.399
Flash Point 266.3±32.9 °C
Exact Mass 395.091522
PSA 86.36000
LogP 4.67
Appearance white to beige
Vapour Pressure 0.0±1.3 mmHg at 25°C
Index of Refraction 1.600
Storage condition room temp
Water Solubility DMSO: soluble20mg/mL, clear
Symbol GHS06
GHS06
Signal Word Danger
Hazard Statements H301
Precautionary Statements P301 + P310
Hazard Codes T
Risk Phrases 25
Safety Phrases 45
RIDADR UN 2811 6.1 / PGIII