Gal2Ac3Ac4Ac6Ac(b1-4)Glc2Ac3Ac6Ac(a)-N3 、
丁炔二酸二乙酯 以
甲苯 为溶剂,
反应 96.0h,
以96%的产率得到1-[(2S,3R,4S,5R,6R)-3,4-Diacetoxy-6-acetoxymethyl-5-((2S,3R,4S,5S,6R)-3,4,5-triacetoxy-6-acetoxymethyl-tetrahydro-pyran-2-yloxy)-tetrahydro-pyran-2-yl]-1H-[1,2,3]triazole-4,5-dicarboxylic acid diethyl ester