(S)-1-{2-[(2R,3R,5S,6R)-2-Hydroxy-5-methoxy-6-((1S,3R)-1-methoxy-3-methyl-5-oxo-hexyl)-3-methyl-tetrahydro-pyran-2-yl]-2-oxo-acetyl}-piperidine-2-carboxylic acid benzyl ester 在
三乙基硅烷 、
三乙胺 、 palladium dichloride 作用下,
生成
(S)-1-{2-[(2S,3R,5S,6R)-5-Methoxy-6-((1S,3R)-1-methoxy-3-methyl-5-oxo-hexyl)-3-methyl-2-trimethylsilanyloxy-tetrahydro-pyran-2-yl]-2-oxo-acetyl}-piperidine-2-carboxylic acid