benzyl 4-C-(2,6-anhydro-4,5,7-tri-O-benzyl-D-threo-L-galacto-heptit-1-yl)-2,3,6-tri-O-benzyl-4-deoxy-α-D-glucopyranoside 在
palladium on activated charcoal
氢气 作用下,
以
甲醇 、
乙酸乙酯 为溶剂,
反应 18.0h,
生成 4-C-(2,6-anhydro-D-threo-L-galacto-heptit-1-yl)-4-deoxy-α/β-D-glucopyranose