Acetic acid (2R,3R,4R,5S,6S)-4-acetoxy-6-benzyloxymethyl-2-(2,4-dimethoxy-phenyl)-5-hydroxy-tetrahydro-pyran-3-yl ester 在
palladium on activated charcoal
吡啶 、
氢气 作用下,
生成 Acetic acid (2R,3R,4S,5S,6S)-4,5-diacetoxy-6-acetoxymethyl-2-(2,4-dimethoxy-phenyl)-tetrahydro-pyran-3-yl ester