1-(2-methoxyphenyl)-4-(3-chloropropyl)piperazine 、
7-methyl-3-phenyl-5-(piperidine-1-carbonyl)-1H-pyrido[2,3-d]pyrimidine-2,4-dione 在
potassium ethoxide 作用下,
以
乙醇 为溶剂,
以62%的产率得到1-[3-[4-(2-Methoxyphenyl)piperazin-1-yl]propyl]-7-methyl-3-phenyl-5-(piperidine-1-carbonyl)pyrido[2,3-d]pyrimidine-2,4-dione