乙酸酐 、
benzyl 2,3-di-O-acetyl-6-deoxy-4-O-(2,3,4,6-tetra-O-acetyl-α-D-glucopyranosyl)-β-D-glucopyranoside 在
palladium on activated charcoal
氢气 、
sodium acetate 作用下,
生成 1,2,3-tri-O-acetyl-6-deoxy-4-O-(2,3,4,6-tetra-O-acetyl-α-D-glucopyranosyl)-β-D-glucopyranose