(S)-2-(5-chloro-1H-pyrrolo[2,3-b]pyridin-3-yl)-5-fluoro-N-(1-(methylsulfonyl)pyrrolidin-3-yl)pyrimidin-4-amine 、
环戊烷磺酰氯 以afforded 9.7 mg (20% yield) of 403的产率得到(S)-2-(5-chloro-1H-pyrrolo[2,3-b]pyridin-3-yl)-N-(1-(cyclopentylsulfonyl)pyrrolidin-3-yl)-5-fluoropyrimidin-4-amine