反应详情

The product obtained in Example 7.1), 1-(benzothiazol-2-yl)-4,4,4-trifluorobutane-1,3-dione, was treated with 4-sulfamoylphenylhydrazine hydrochloride in the same manner as in Example 9 to give 4-[5-(benzothiazol-2-yl)-3-trifluoromethyl-1H-pyrazol-1-yl]benzenesulfonamide (yield, 44%).