(3R*,4S*)-3-Fluoro-4-methyl-1-{4-[2-[(R)-1-(tetrahydropyran-2-yloxy)ethyl]-1-((S)-2,2,2-trifluoro-1-methylethyl)-1H-imidazo[4,5-c]pyridin-6-ylamino]pyrimidin-2-yl}piperidin-4-ol 、
三氟乙酸 、
甲苯 在
乙腈 、
水 、
三氟乙酸 、
甲醇 、
氨 作用下,
以
二氯甲烷 为溶剂,
反应 1.0h,
以to give the title compound as a white solid (0.249 g, 50%, 2 steps) as a single unknown stereoisomer with known relative stereochemistry and absolute stereochemistry的产率得到(3R*,4S*)-3-Fluoro-1-{4-[2-((R)-1-hydroxyethyl)-1-((S)-2,2,2-trifluoro-1-methylethyl)-1H-imidazo[4,5-c]pyridin-6-ylamino]pyrimidin-2-yl}-4-methylpiperidin-4-ol