3-ethoxycarbonyl-2-methyl-5-[1',2',3'-tri-O-acetyl-4'-deoxy-4'-[2-methyl-5-(1',2',3',4'-tetra-O-acetyl-4'-azido-4'-deoxy-D-arabino-tetritol-1'-yl)-3-furamide]-D-arabino-tetritol-1'-yl]furan 在
sodium methylate 作用下,
以
甲醇 为溶剂,
反应 2.0h,
生成
5-((1S,2R,3R)-4-{[5-((1S,2R,3R)-4-Azido-1,2,3-trihydroxy-butyl)-2-methyl-furan-3-carbonyl]-amino}-1,2,3-trihydroxy-butyl)-2-methyl-furan-3-carboxylic acid ethyl ester