乙酸酐 、
3-O-Acetyl-4-<1D-(1N,2,4/3,5,6)-<6-O-acetyl-2,3,4,6-tetrahydroxy-5-C-(hydroxymethyl)-4-O-methylcyclohexyl>amino>-1,6-anhydro-4-desoxy-β-D-glucopyranose 在
吡啶 作用下,
以99%的产率得到2,3-Di-O-acetyl-1,6-anhydro-4-desoxy-4-<1D-(1N,2,4/3,5,6)-<2,3,6,7-tetra-O-acetyl-2,3,4,6-tetrahydroxy-5-C-(hydroxymethyl)-4-O-methylcyclohexyl>amino>-β-D-glucopyranose