{5-[1-(2-Chloro-phenyl)-meth-(E)-ylidene]-6-methyl-4,5-dihydro-pyridazin-3-ylsulfanyl}-acetic acid ethyl ester 在
sodium hydroxide 作用下,
以
乙醇 为溶剂,
反应 4.0h,
生成
{5-[1-(2-Chloro-phenyl)-meth-(E)-ylidene]-6-methyl-4,5-dihydro-pyridazin-3-ylsulfanyl}-acetic acid