英文别名Celecoxib Impurity 31; Celecoxib Impurity 23; Celecoxib Impurity 17; methyl 4-[5-(4-methylphenyl)-3-(trifluoromethyl)pyrazol-1-yl]benzenesulfonate; Celecoxib Impurity F: Methyl Sulfonate Impurity; Benzenesulfonic acid, 4-[5-(4-methylphenyl)-3-(trifluoromethyl)-1H-pyrazol-1-yl]-, methyl ester; Celecoxib Methyl Ester