methyl 5-acetamido-4,7,8,9-tetra-O-acetyl-3,5-dideoxy-2-[4-trifluoromethylumbelliferyl]-D-glycero-β-D-galacto-non-2-ulopyranosylonate chloride 在
sodium methylate 作用下,
以
甲醇 为溶剂,
反应 3.0h,
以32%的产率得到5-acetamido-3,5-dideoxy-2-[4-trifluoromethylumbelliferyl]-D-glycero-β-D-galacto-non-2-ulopyranosylonic acid