6-(2'-formylbiphenyl-4-yl)-1-(4-methoxyphenyl)-N-methyl-7-oxo-4,5,6,7-tetrahydro-1H-pyrazolo[3,4-c]pyridine-3-carboxamide 、
(R)-3-吡咯烷醇 在
sodium cyanoborohydride 作用下,
以
甲醇 为溶剂,
反应 24.25h,
以55%的产率得到6-[4-(2-{[(3R)-3-hydroxypyrrolidin-1-yl]methyl}phenyl)phenyl]-1-(4-methoxyphenyl)-N-methyl-7-oxo-1H,4H,5H,6H,7H-pyrazolo[3,4-c]pyridine-3-carboxamide