反应详情

The title compound, light brown solid (88 mg, 59%), MS (ISP) m/z=424.2 [(M+H)+], mp 156° C., was prepared in accordance with the general method of example 1 from 1-(2-fluoro-phenyl)-5-(4-nitro-phenyl)-1H-pyrazole (intermediate B) (100 mg, 353 μmol) and commercially available 2-(4-trifluoromethyl-phenyl)-acetonitrile.