1-(2-chloro-4-fluoro-5-isothiocyanato-phenylthio)-cyclopropanecarboxylic acid methyl ester 、
六氢哒嗪 以
乙醇 为溶剂,
反应 0.5h,
以yielding 7.9 g of 1-[2-chloro-4-fluoro-5-(1-hexahydropyridazinyl-thiocarbonylamino)-phenylthio]-cyclopropanecarboxylic acid methyl ester having a melting point of from +156° to +157° C.的产率得到1-[2-Chloro-4-fluoro-5-(1-hexahydropyridazinyl-thiocarbonylamino)-phenylthio]-cyclopropanecarboxylic acid methyl ester