{5-[2-(thieno[3,2-d]pyrimidin-4-ylamino)-ethyl]-thiazol-2-yl}-carbamic acid phenyl ester 、
3-(2,2-dimethyl-[1,3]dioxolan-4-ylmethoxy)-5-fluoro-phenylamine 在
4-二甲氨基吡啶 sodium hydroxide 、 Brine 、
甲醇 、
二氯甲烷 、 1-[3-(2,2-dimethyl-[1,3]dioxolan-4-ylmethoxy)-5-fluoro-phenyl]-3-{5-[2-(thieno[3,2-d]pyrimidin-4-ylamino)-ethyl]-thiazol-2-yl}-urea 作用下,
以
二甲基亚砜 为溶剂,
反应 0.5h,
以to provide 1-[3-(2,2-dimethyl-[1,3]dioxolan-4-ylmethoxy)-5-fluoro-phenyl]-3-{5-[2-(thieno[3,2-d]pyrimidin-4-ylamino)-ethyl]-thiazol-2-yl}-urea (compound 70.2)的产率得到1-[3-(2,2-dimethyl-[1,3]dioxolan-4-ylmethoxy)-5-fluoro-phenyl]-3-{5-[2-(thieno[3,2-d]pyrimidin-4-ylamino)-ethyl]-thiazol-2-yl}-urea