[(1R,2S,5R)-5-methyl-2-(2-phenylpropan-2-yl)cyclohexyl] (2R)-2-[(2R)-5-oxo-2H-furan-2-yl]piperidine-1-carboxylate 在
palladium 10% on activated carbon 、
氢气 作用下,
以
乙酸乙酯 为溶剂,
反应 4.0h,
以99%的产率得到(1R,2S,5R)-5-methyl-2-(2-phenylpropan-2-yl)cyclohexyl (R)-2-((R)-5-oxotetrahydrofuran-2-yl)piperidine-1-carboxylate