2-Chloro-6-[1-(4-methanesulfonyl-piperazin-1-yl)-ethyl]-4-morpholin-4-yl-thieno[3,2-d]pyrimidine 、
2-氨基吡啶-5-硼酸,频哪醇酯 在
silica 作用下,
以yielded 299的产率得到5-(4-morpholino-6-(1-(4-N-methylsulfonylpiperazin-1-yl)ethyl)thieno[3,2-d]pyrimidin-2-yl)pyridin-2-amine