4-[1-(4-Chloro-phenyl)-meth-(E)-ylidene]-3-methyl-5-oxo-4,5-dihydro-pyrazole-1-carbothioic acid (4-methoxy-phenyl)-amide 、
苯基硫脲 在
potassium hydroxide 作用下,
以
乙醇 为溶剂,
以73%的产率得到4-(4-chlorophenyl)-N-(4-methoxyphenyl)-3-methyl-6-(phenylimino)-6,7-dihydropyrazolo[3,4-d][1,3]thiazine-1(4H)-carbothioamide