difluoro[6-(hydroxy-kappaO)-1,3-dimethyl-5-[1-(oxo-kappaO)ethyl]pyrimidine-2,4(1H,3H)-dionato]boron 、
苯亚胺代甲酸乙酯 反应 1.0h,
以81%的产率得到2,2-difluoro-6,8-dimethyl-4-(2-(phenylamino)vinyl)-2,8-dihydro-5H-2l4,3l3-[1,3,2]dioxaborinino[4,5-d]pyrimidine-5,7(6H)-dione