巯基乙酸 、
4-(4-Methoxy-phenyl)-1-methyl-2-{N'-[1-(4-methylsulfanyl-phenyl)-meth-(E)-ylidene]-hydrazino}-6-oxo-1,6-dihydro-pyrimidine-5-carbonitrile 反应 12.0h,
以45%的产率得到4-(4-Methoxy-phenyl)-1-methyl-2-[2-(4-methylsulfanyl-phenyl)-4-oxo-thiazolidin-3-ylamino]-6-oxo-1,6-dihydro-pyrimidine-5-carbonitrile