N,N'-dimesityl-4,6-diketo-5,5-dimethylpyrimidin-2-ylidene 在
phosphorus 作用下,
以
乙醚 为溶剂,
反应 2.0h,
以82.4%的产率得到2-[Bis[[5,5-dimethyl-4,6-dioxo-1,3-bis(2,4,6-trimethylphenyl)-1,3-diazinan-2-ylidene]phosphanyl]phosphanylphosphanylidene]-5,5-dimethyl-1,3-bis(2,4,6-trimethylphenyl)-1,3-diazinane-4,6-dione