butyl-2-(1-(4-methoxybenzyl)-6-methyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazolo[3,4-b]pyridin-4-yl)acetate 在
lithium aluminium tetrahydride 作用下,
以
乙醚 为溶剂,
反应 24.0h,
以55%的产率得到1-(4-methoxybenzyl)-4-(2-hydroxyethyl)-6-methyl-2-phenyl-1,2-dihydropyrazolo[3,4-b]pyridin-3-one