1,3-dimethyl-2,4,6-trioxo-5-pyridinomethyl-1,3-perhydrodiazin-5-yl-pyridinium ylide 、
N,N-二甲基苯胺 以
二氯甲烷 为溶剂,
反应 24.0h,
以70%的产率得到5-((1,3-dimethyl-2,4,6-trioxo-hexahydropyrimidin-5-yl)methyl)-5-(4-(dimethylamino)benzyl)-1,3-dimethylpyrimidine-2,4,6(1H,3H,5H)-trione