(R)-tert-butyl 1-(5-bromo-3-(3-(trifluoromethyl)benzamido)-1H-pyrrolo[2,3-b]pyridin-4-yl)piperidin-3-ylcarbamate 、
三氟乙酸 、
盐酸 以to provide (R)—N-(4-(3-aminopiperidin-1-yl)-5-bromo-1H-pyrrolo[2,3-b]pyridin-3-yl)-3-(trifluoromethyl)benzamide hydrochloride (0.130 g, 91% yield) as a solid的产率得到(R)-N-(4-(3-aminopiperidin-1-yl)-5-bromo-1H-pyrrolo[2,3-b]pyridin-3-yl)-3-(trifluoromethyl)benzamide hydrochloride