O-3,4,6-三-O-乙酰基-2-(乙酰氨基)-2-脱氧-beta-D-吡喃葡萄糖基-(1-4)-O-3,6-二-O-乙酰基-2-(乙酰氨基)-2-脱氧-beta-D-吡喃葡萄糖基-(1-4)-2-(乙酰氨基)-2-脱氧-1,3,6-三乙酸酯-alpha-D-吡喃葡萄糖合成路线 (共 2 条)
反应条件
sulfuric acid 1.) room temperature; 2.) 55 deg C, 3h;
参考文献
Chemical & Pharmaceutical Bulletin, , vol. 32, # 4 p. 1597 - 1603
反应条件
1: 43.4 percent / hydrogen chloride / acetic acid; acetic anhydride / 48 h / Ambient temperature 2: 81.7 percent / dimethylformamide / 16 h / 5 °C 3: 80 percent / sodium methoxide / CHCl3; methanol / 16 h / 5 °C View Scheme
参考文献
Chemical & Pharmaceutical Bulletin, , vol. 32, # 4 p. 1597 - 1603