异氰酸苄酯 、
N2-[3-(4-methyl-piperazin-1-yl)-propyl]-6-(2,6-dichlorophenyl)-pyrido[2,3-d]pyrimidine-2,7-diamine 以
Acetonitrile methanol 为溶剂,
以to give 0.822 g of 1-benzyl-3-{6-(2,6-dichlorophenyl)-2-[3-(4-methyl-piperazin-1-yl)-propylamino]-pyrido[2,3-d]pyrimidin-7-yl}-urea, ESMS (20/80 MeOH/CH3CN+0.1% AcOH)的产率得到1-benzyl-3-{6-(2,6-dichlorophenyl)-2-[3-(4-methyl-piperazin-1-yl)-propylamino]-pyrido[2,3-d]pyrimidin-7-yl}-urea