在
吡啶 4-二甲氨基吡啶 、
氢气 、
乙酸酐 作用下,
以79.3%的产率得到O-(2,3,4,6-tetra-O-acetyl-β-D-galactopyranosyl)-(1-4)-O-<(2,3,4-tri-Oacetyl-α-L-fucopyranosyl)-(1-3)>-O-(2-acetamido-6-O-acetyl-2-deoxy-β-D-glucopyranosyl)-(1-3)-O-(2,4,6-tri-O-acetyl-β-D-galactopyranosyl)-(1-4)-2,3,6-tri-O-acetyl-D-glucopyranosy...