Piperidine-1,4-dicarboxylic acid 4-ethyl ester 1-[(1R,2R)-2-((2S,3S,4R,5R,6S)-3,4,5-tris-benzyloxy-6-methyl-tetrahydro-pyran-2-yloxy)-cyclohexyl] ester 在
palladium on activated charcoal
sodium hydroxide 、
氢气 作用下,
生成 Piperidine-1,4-dicarboxylic acid mono-[(1R,2R)-2-((2S,3S,4R,5S,6S)-3,4,5-trihydroxy-6-methyl-tetrahydro-pyran-2-yloxy)-cyclohexyl] ester