ethyl 3-(3-iodo-2-(pyridin-4-yl)pyrazolo[1,5-a]pyrimidin-7-yl)-8-azabicyclo[3.2.1]octane-8-carboxylate 、
3-甲磺酰氨基苯硼酸 以to yield 76.3 mg (70.3%) of ethyl 3-(3-(3-(methylsulfonamido)phenyl)-2-(pyridin-4-yl)pyrazolo[1,5-a]pyrimidin-7-yl)-8-azabicyclo[3.2.1]octane-8-carboxylate as a yellow solid after preparative TLC的产率得到ethyl 3-(3-(3-(methylsulfonamido)phenyl)-2-(pyridin-4-yl)pyrazolo[1,5-a]pyrimidin-7-yl)-8-azabicyclo[3.2.1]octane-8-carboxylate