间氯苯异氰酸酯 、
armillarisin B 在
Zinc caprylate 丙酮 作用下,
以
乙酸乙酯 为溶剂,
反应 0.5h,
以5.6 g of phenyl-(3-chlorophenylaminocarbonyloxy)-malonic acid diamide of melting point 196°-198° C. were obtained的产率得到phenyl-(3-chlorophenylaminocarbonyloxy)-malonic acid diamide