1-(2-aminoethyl)-4-(2-methoxyphenyl)piperazine 、
8-bromo-7-[2-(4-fluorophenyl)-2-oxoethyl]-1,3-dimethyl-3,7-dihydro-1H-purine-2,6-dione 以
乙二醇甲醚 为溶剂,
以81 %的产率得到7-(2-(4-fluorophenyl)-2-oxoethyl)-8-((2-(4-(2-methoxyphenyl)piperazin-1-yl)ethyl)amino)-1,3-dimethyl-3,7-dihydro-1H-purine-2,6-dione