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乙二醇
甲醛
63148-62-9
MDI
丁酮
二甲基亚砜
碳酸氢钠
471-34-1
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乙二醇
甲醛
63148-62-9
MDI
丁酮
二甲基亚砜
碳酸氢钠
471-34-1
异荭草素
合成路线
（共 14 条）
321133-86-2
→
反应条件
4261-42-1
异荭草素
反应条件
hydrogen; palladium on activated charcoal in ethanol; ethyl acetate T=20°C; 4.5 h;
参考文献
Kumazawa, Toshihiro; Minatogawa, Tomomi; Matsuba, Shigeru; Sato, Shingo; Onodera, Jun-Ichi
Carbohydrate Research, 2000 , vol. 329, # 3 p. 507 - 513
131507-98-7
→
反应条件
4261-42-1
异荭草素
反应条件
hydrogenchloride in methanol 1 h; Heating;
参考文献
Kato; Morita
Chemical and Pharmaceutical Bulletin, 1990 , vol. 38, # 8 p. 2277 - 2280
5447-02-9
3,4-二苄氧基苯甲醛
→
反应条件
4261-42-1
异荭草素
反应条件
1: 91 percent / NaOH / dioxane; H2O / 24 h / 20 °C 2: 76 percent / I2 / dimethylsulfoxide / 0.25 h / 200 °C 3: 100 percent / H2 / Pd/C / ethyl acetate; ethanol / 4.5 h / 20 °C View Scheme
参考文献
Kumazawa, Toshihiro; Minatogawa, Tomomi; Matsuba, Shigeru; Sato, Shingo; Onodera, Jun-Ichi
Carbohydrate Research, 2000 , vol. 329, # 3 p. 507 - 513
480-66-0
2,4,6-三羟基苯乙酮一水合物
→
反应条件
4261-42-1
异荭草素
反应条件
1: 84 percent / N,N-diisopropylethylamine / CH2Cl2 / 0 - 20 °C 2: 100 percent / K2CO3 / dimethylformamide / 3 h / 80 °C 3: 100 percent / HCl / methanol / 1 h / Heating 4: 84 percent / K2CO3 / dimethylformamide / 0 - 20 °C 5: 75 percent / 4 Angstroem molecular sieves; BF3*Et2O / CH2Cl2 / -78 - 20 °C 6: 100 percent / K2CO3 / dimethylformamide / 3 h / 80 °C 7: 40 percent / H2 / Pd/C / ethyl acetate / 2 h / 20 °C 8: 91 percent / NaOH / dioxane; H2O / 24 h / 20 °C 9: 76 percent / I2 / dimethylsulfoxide / 0.25 h / 200 °C 10: 100 percent / H2 / Pd/C / ethyl acetate; ethanol / 4.5 h / 20 °C View Scheme
参考文献
Kumazawa, Toshihiro; Minatogawa, Tomomi; Matsuba, Shigeru; Sato, Shingo; Onodera, Jun-Ichi
Carbohydrate Research, 2000 , vol. 329, # 3 p. 507 - 513
65490-09-7
→
反应条件
4261-42-1
异荭草素
反应条件
1: 100 percent / K2CO3 / dimethylformamide / 3 h / 80 °C 2: 100 percent / HCl / methanol / 1 h / Heating 3: 84 percent / K2CO3 / dimethylformamide / 0 - 20 °C 4: 75 percent / 4 Angstroem molecular sieves; BF3*Et2O / CH2Cl2 / -78 - 20 °C 5: 100 percent / K2CO3 / dimethylformamide / 3 h / 80 °C 6: 40 percent / H2 / Pd/C / ethyl acetate / 2 h / 20 °C 7: 91 percent / NaOH / dioxane; H2O / 24 h / 20 °C 8: 76 percent / I2 / dimethylsulfoxide / 0.25 h / 200 °C 9: 100 percent / H2 / Pd/C / ethyl acetate; ethanol / 4.5 h / 20 °C View Scheme
参考文献
Kumazawa, Toshihiro; Minatogawa, Tomomi; Matsuba, Shigeru; Sato, Shingo; Onodera, Jun-Ichi
Carbohydrate Research, 2000 , vol. 329, # 3 p. 507 - 513
39548-86-2
→
反应条件
4261-42-1
异荭草素
反应条件
1: 84 percent / K2CO3 / dimethylformamide / 0 - 20 °C 2: 75 percent / 4 Angstroem molecular sieves; BF3*Et2O / CH2Cl2 / -78 - 20 °C 3: 100 percent / K2CO3 / dimethylformamide / 3 h / 80 °C 4: 40 percent / H2 / Pd/C / ethyl acetate / 2 h / 20 °C 5: 91 percent / NaOH / dioxane; H2O / 24 h / 20 °C 6: 76 percent / I2 / dimethylsulfoxide / 0.25 h / 200 °C 7: 100 percent / H2 / Pd/C / ethyl acetate; ethanol / 4.5 h / 20 °C View Scheme
参考文献
Kumazawa, Toshihiro; Minatogawa, Tomomi; Matsuba, Shigeru; Sato, Shingo; Onodera, Jun-Ichi
Carbohydrate Research, 2000 , vol. 329, # 3 p. 507 - 513
115623-29-5
→
反应条件
4261-42-1
异荭草素
反应条件
1: 100 percent / HCl / methanol / 1 h / Heating 2: 84 percent / K2CO3 / dimethylformamide / 0 - 20 °C 3: 75 percent / 4 Angstroem molecular sieves; BF3*Et2O / CH2Cl2 / -78 - 20 °C 4: 100 percent / K2CO3 / dimethylformamide / 3 h / 80 °C 5: 40 percent / H2 / Pd/C / ethyl acetate / 2 h / 20 °C 6: 91 percent / NaOH / dioxane; H2O / 24 h / 20 °C 7: 76 percent / I2 / dimethylsulfoxide / 0.25 h / 200 °C 8: 100 percent / H2 / Pd/C / ethyl acetate; ethanol / 4.5 h / 20 °C View Scheme
参考文献
Kumazawa, Toshihiro; Minatogawa, Tomomi; Matsuba, Shigeru; Sato, Shingo; Onodera, Jun-Ichi
Carbohydrate Research, 2000 , vol. 329, # 3 p. 507 - 513
321133-81-7
→
反应条件
4261-42-1
异荭草素
反应条件
1: 75 percent / 4 Angstroem molecular sieves; BF3*Et2O / CH2Cl2 / -78 - 20 °C 2: 100 percent / K2CO3 / dimethylformamide / 3 h / 80 °C 3: 40 percent / H2 / Pd/C / ethyl acetate / 2 h / 20 °C 4: 91 percent / NaOH / dioxane; H2O / 24 h / 20 °C 5: 76 percent / I2 / dimethylsulfoxide / 0.25 h / 200 °C 6: 100 percent / H2 / Pd/C / ethyl acetate; ethanol / 4.5 h / 20 °C View Scheme
参考文献
Kumazawa, Toshihiro; Minatogawa, Tomomi; Matsuba, Shigeru; Sato, Shingo; Onodera, Jun-Ichi
Carbohydrate Research, 2000 , vol. 329, # 3 p. 507 - 513
321133-82-8
→
反应条件
4261-42-1
异荭草素
反应条件
1: 100 percent / K2CO3 / dimethylformamide / 3 h / 80 °C 2: 40 percent / H2 / Pd/C / ethyl acetate / 2 h / 20 °C 3: 91 percent / NaOH / dioxane; H2O / 24 h / 20 °C 4: 76 percent / I2 / dimethylsulfoxide / 0.25 h / 200 °C 5: 100 percent / H2 / Pd/C / ethyl acetate; ethanol / 4.5 h / 20 °C View Scheme
参考文献
Kumazawa, Toshihiro; Minatogawa, Tomomi; Matsuba, Shigeru; Sato, Shingo; Onodera, Jun-Ichi
Carbohydrate Research, 2000 , vol. 329, # 3 p. 507 - 513
321133-84-0
→
反应条件
4261-42-1
异荭草素
反应条件
1: 91 percent / NaOH / dioxane; H2O / 24 h / 20 °C 2: 76 percent / I2 / dimethylsulfoxide / 0.25 h / 200 °C 3: 100 percent / H2 / Pd/C / ethyl acetate; ethanol / 4.5 h / 20 °C View Scheme
参考文献
Kumazawa, Toshihiro; Minatogawa, Tomomi; Matsuba, Shigeru; Sato, Shingo; Onodera, Jun-Ichi
Carbohydrate Research, 2000 , vol. 329, # 3 p. 507 - 513
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