反应详情

The preparation was carried out as in Example 22A, using 460 mg of benzoyl chloride and 700 mg of 4-amino-5-(3-dimethylamino-phenyl)-3-methylpyrazole, except the reaction mixture was stirred for 16 h and the residue was purified by MPLC (ethyl acetate as eluant) to give the title compound as a tan solid.

1. customthe residue was purified by MPLC (ethyl acetate as eluant)