1-methylethyl 4-isocyanatobenzoate 、
3-(4-chlorophenyl)-4-(3-cyanopropyl)-2-pyrazoline 在
petroleum ether 作用下,
以
乙醚 、 petroleum ether 为溶剂,
反应 0.5h,
以95.0 g Of 1-(4-isopropoxycarbonylphenylcarbamoyl)-3-(4-chlorophenyl)-4-(3-cyanopropyl)-2-pyrazoline were obtained的产率得到1-(4-isopropoxycarbonylphenylcarbamoyl)-3-(4-chlorophenyl)-4-(3-cyanopropyl)-2-pyrazoline