N'-(3-cyano-6-isopropyl-pyridin-2-yl)-N,N-dimethyl-formamidine 、
{4-[2-amino-4-(5-bromo-pyridin-2-ylcarbamoyl)-phenylsulfanyl]-phenyl}-carbamic acid 9H-fluoren-9-ylmethyl ester 在
二氯甲烷 、 silica gel 、
ethyl acetate dichloromethane 作用下,
以
溶剂黄146 为溶剂,
反应 2.0h,
以to provide the title compound as a white solid (17.6 g, 58%)的产率得到{4-[4-(5,bromo-pyridin-2-ylcarbamoyl)-2-(7-isopropyl-pyrido[2,3-d]pyrimidin-4-ylamino)-phenylsulfanyl]-phenyl}-carbamic acid 9H-fluoren-9-ylmethyl ester