(2R,3S,4S,5R,6R)-3-[(2R,3R,4S,5S,6R)-5-[(2R,3R,4S,5S,6S)-6-carboxy-5-[(2R,3R,4S,5R,6R)-6-(hydroxymethyl)-3,4,5-trimethoxyoxan-2-yl]oxy-3,4-dimethoxyoxan-2-yl]oxy-4-hydroxy-6-(hydroxymethyl)-3-phenylmethoxyoxan-2-yl]oxy-4,5-dimethoxy-6-[(2R,3R,4S,5R,6S)-6-methoxy-4,5-bis(phenylmethoxy)-2-(phenylmethoxymethyl)oxan-3-yl]oxyoxane-2-carboxylic acid 在
palladium on activated charcoal
氢气 作用下,
以
四氢呋喃 为溶剂,
反应 4.0h,
生成
methyl 2,3,4-tri-O-methyl-α-D-glucopyranosyl-(1->4)-2,3-di-O-methyl-β-D-glucopyranosyluronic acid-(1->4)-α-D-glucopyranosyl-(1->4)-2,3-di-O-methyl-α-L-idopyranosyluronic acid-(1->4)-α-D-glucopyranoside