4-methoxyphenyl 2,3-di-O-benzoyl-4,6-O-[(R)-1-methoxycarbonylethylidene]-β-D-galactopyranosyl-(1->4)-3,6-di-O-benzyl-2-deoxy-2-phthalimido-β-D-glucopyranoside 在
palladium 10% on activated carbon 、
氢气 作用下,
以
乙醇 、
乙酸乙酯 为溶剂,
反应 4.0h,
以94%的产率得到4-methoxyphenyl 2,3-di-O-benzoyl-4,6-O-[(R)-1-methoxycarbonylethylidene]-β-D-galactopyranosyl-(1->4)-2-deoxy-2-phthalimido-β-D-glucopyranoside