tert-butyl [(1S)-1-(3-fluorophenyl)-3-oxobutyl]carbamate 、
Methyl 2-methyl-3-piperidin-4-yl-3,4,6,7-tetrahydro-5H-imidazo[4,5-c]pyridine-5-carboxylate 在
titanium(IV) isopropylate 、 sodium cyanoborohydride 、
水 、
碳酸氢钠 作用下,
以
乙醇 为溶剂,
反应 88.25h,
生成 Methyl 3-{1-[(3S)-3-[(tert-butoxycarbonyl)amino]-3-(3-fluorophenyl)-1-methylpropyl]piperidin-4-yl}-2-methyl-3,4,6,7-tetrahydro-5H-imidazo[4,5-c]pyridine-5-carboxylate