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AOCHUANG CHEMICAL

5-methyl-3,4-diphenylisoxazole

English name: Isoxazole, 5-Methyl-3, 4-diphenyl-(Parecoxib sodiuM inteMediate)
Chinese alias: 5-methyl-3,4-diphenylisoxazole (parecoxib sodium intermediate); 4-diphenyl-5-methylisoxazole; 5-methyl-3,4-diphenylisoxazole
English alias: Isoxazole, 5-Methyl-3, 4-diphenyl-(Parecoxib sodiuM inteMediate); 3,4-Diphenyl-5-methylisoxazole; 5-Methyl-3,4-diphenylisoxazole; 3-Phenyl-4-(4-aMinosulfonylbenzyl)-5-Methylisoxazole, Valdecoxib IMpurity A; Parecoxib SodiuM interMediate A
CAS:37928-17- 9
Molecular formula: C16H13NO
Molecular weight: 235.28052
Content: 99%
Properties: light yellow to off-white crystalline powder
Moisture: 0.2%
total miscellaneous: 0.3%
Melting point: 95.5~96..5°C
Use: For the second generation specific COX-2 inhibition Agent, anti-arthritis drug, small gastrointestinal side effects, used to treat arthritis, osteoarthritis. Intermediate for short-term treatment of post-operative pain drug substance Parecibner; Parecoxib intermediate.

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