3-methyl -4,5-diphenyl-4,5-didydro-isoxazole

3-methyl -4,5-diphenyl-4,5-didydro-isoxazole Structure
CAS No.
75115-00-3
Chemical Name:
3-methyl -4,5-diphenyl-4,5-didydro-isoxazole
Synonyms
Parecoxib Sodium-27;Parecoxib Impurity 38;Parecoxib Sodium ImpurityM;Parecoxib sodium Impurity 45;Parecoxib Sodium Impurity 38;3-methyl-4,5-diphenylisoxazole;Parecoxib Sodium impurity IV-1;Isoxazole, 3-methyl-4,5-diphenyl-;3-methyl -4,5-diphenyl-4,5-didydro-isoxazole;Parecoxib impurity 12/3-methyl-4,5-diphenylisoxazole
CBNumber:
CB23164549
Molecular Formula:
C16H13NO
Molecular Weight:
235.28
MOL File:
75115-00-3.mol

3-methyl -4,5-diphenyl-4,5-didydro-isoxazole Properties

Melting point 93-94 °C
Boiling point 338.0±21.0 °C(Predicted)
Density 1.108±0.06 g/cm3(Predicted)
pka -2.68±0.50(Predicted)

3-methyl -4,5-diphenyl-4,5-didydro-isoxazole Chemical Properties,Uses,Production

Uses

3-Methyl-4,5-diphenylisoxazole is an impurity of Parecoxib (P193275), an antiinflammatory, analgesic.

3-methyl -4,5-diphenyl-4,5-didydro-isoxazole Preparation Products And Raw materials

3-methyl -4,5-diphenyl-4,5-didydro-isoxazole Parecoxib Sodium ImpurityM 3-methyl-4,5-diphenylisoxazole Parecoxib impurity 12/3-methyl-4,5-diphenylisoxazole Parecoxib Sodium Impurity 38 Parecoxib sodium Impurity 45 Parecoxib Sodium impurity IV-1 Parecoxib Sodium-27 Parecoxib Impurity 38 Isoxazole, 3-methyl-4,5-diphenyl- 75115-00-3