2,2-Dimethyl-5-[(3-oxo-5-phenyl-1-cyclohexenylamino)methylene]-[1,3]dioxane-4,6-dione 在
petroleum ether 、
乙醇 作用下,
以
二苯醚 为溶剂,
反应 0.5h,
以to give crystals of 7-phenyl-1,4,5,6,7,8-hexahydroquinoline-4,5-dione (0.51 g)的产率得到7-phenyl-1,4,5,6,7,8-hexahydroquinoline-4,5-dione