(S)-4-((4-(benzyloxy)-1-(3-(cyanomethyl)tetrahydro-2H-pyran-3-yl)-4,5-dihydro-1H-pyrazolo[4,3-c]pyridin-3-yl)amino)-2-methylbenzoic acid 在
钯 氢气 、 silica 、 hexanes EtOAc 作用下,
以
乙酸乙酯 为溶剂,
反应 4.0h,
生成 (S)-4-((1-(3-(cyanomethyl)tetrahydro-2H-pyran-3-yl)-4-oxo-4,5-dihydro-1H-pyrazolo[4,3-c]pyridin-3-yl)amino)-2-methylbenzoic acid