2-D-溴化吡喃葡糖-四苄酯合成路线 (共 64 条)
反应条件
1: 46 percent / 5 percent aq. sodium hydroxide / cetyltrimethylammonium bromide / CH2Cl2 / 18 h / Ambient temperature 2: 92 percent / potassium carbonate / methanol; H2O / 0.17 h / 40 °C View Scheme
参考文献
Loganathan, Duraikkannu; Trivedi, Girish K.
Carbohydrate Research, 1987 , vol. 162, p. 117 - 126
反应条件
1: 66 percent / silver triflate, 2,4,6-collidine / toluene; nitromethane / 0.17 h / -20 °C 2: 1.) 90 percent aqu. acetic acid, 2.) 0.2 M sodium methoxide / 1.) reflux, 25 min, 2.) methanol, 3 h, room temperature View Scheme
参考文献
Ekborg, Goeran; Glaudemans, Cornelis P. J.
Carbohydrate Research, 1984 , vol. 134, p. 83 - 88
反应条件
β-cyclodextrin; zinc in water T=20°C; 1 h; Sonication;
参考文献
Zhao, Jinzhong; Shao, Huawu; Wu, Xin; Shi, Shaojing
Chinese Journal of Chemistry, 2011 , vol. 29, # 7 p. 1434 - 1440
反应条件
1: 84 percent / mercury(II) cyanide, Drierite / benzene / 64 h / Heating 2: 64 percent / sodium acetate / dimethylformamide / 15 h / 80 °C 3: 1.) sodium methoxide, 2.) pyridine / 1.) methanol, room temp., 2 h; 2.) room temp. 4: pyridine 5: 58 percent / hydrazine hydrate / H2O / 0.5 h / 70 °C 6: 58 percent / hydrazine hydrate / H2O / 0.5 h / 70 °C View Scheme
参考文献
Ogawa, Seiichiro; Shibata, Yasushi
Carbohydrate Research, 1987 , vol. 170, p. 116 - 123
反应条件
1: 61 percent / silver triflate, 2,4,6-collidine / toluene; nitromethane / 0.25 h / -25 °C 2: 1.) 90 percent aqu. acetic acid, 2.) 0.2 M sodium methoxide / 1.) reflux, 30 min, 2.) methanol, 3 h, room temperature View Scheme
参考文献
Ekborg, Goeran; Glaudemans, Cornelis P. J.
Carbohydrate Research, 1984 , vol. 134, p. 83 - 88
反应条件
1: AgOTf; tetramethylurea / CH2Cl2 / 12 h / -20 °C 2: 50 mg / NH3 / methanol / 24 h / 20 °C View Scheme
参考文献
Ma; Mizutani; Hiratake; Hayashi; Yagi; Watanabe; Sakata
Bioscience, biotechnology, and biochemistry, 2001 , vol. 65, # 12 p. 2719 - 2729
反应条件
sodium hydride in N,N,N',N',N'',N''-hexamethylphosphoric triamide T=20°C; 12 h;
参考文献
Valera, Oscar; M. de Fina, Griselda; Lederkremer, Rosa M. de
Carbohydrate Research, 1987 , vol. 167, p. 187 - 196
反应条件
sodium hydroxide; N-hexadecyl-N,N,N-trimethylammonium bromide in 1,2-dichloro-ethane T=60°C; 3 h;
参考文献
Loganathan, Duraikkannu; Trivedi, Girish K.
Carbohydrate Research, 1987 , vol. 162, p. 117 - 126
反应条件
sodium hydroxide; N-hexadecyl-N,N,N-trimethylammonium bromide in water; 1,2-dichloro-ethane T=60°C; 12 h;
参考文献
Loganathan, Duraikkannu; Trivedi, Girish K.
Carbohydrate Research, 1987 , vol. 162, p. 117 - 126
反应条件
sodium hydroxide; N-hexadecyl-N,N,N-trimethylammonium bromide in water; 1,2-dichloro-ethane T=60°C; 10 h;
参考文献
Loganathan, Duraikkannu; Trivedi, Girish K.
Carbohydrate Research, 1987 , vol. 162, p. 117 - 126