4-苯基氨基-3-戊烯-2-酮 、
丙腈 在
copper(II) acetate raw product 、 silica gel 、 Ethyl acetate pentane 作用下,
反应 24.0h,
以the desired product was obtained in the form of a yellow oil (57.2 mg, 0.25 mmol, 25%)的产率得到1-(3-ethyl-5-methyl-1-phenyl-1H-pyrazole-4-yl)-ethanone