(+)-(3aR,4R,5r,6aS)-六氢-5-羟基-4-[(1E,3R)-3-羟基-4-(3-三氟甲基)苯氧基-1-丁烯基]-2H-环戊并[b]呋喃-2-酮合成路线 (共 7 条)
反应条件
1: With methanol; potassium carbonate T=20°C; 15 h; 2: With water; potassium hydroxide in methanol T=20 - 31°C; 15 h; 3: With hydrogenchloride in water pH=1;
参考文献
WO2011/46569 A1, ;
Page/Page column 67-68 ;
反应条件
potassium carbonate in tetrahydrofuran; methanol 2.5 h;
参考文献
Journal of Medicinal Chemistry, , vol. 24, # 11 p. 1353 - 1359
反应条件
1: With methanol; potassium carbonate T=20°C; 15 h; 2: With water; potassium hydroxide in methanol T=20 - 31°C; 15 h; 3: With hydrogenchloride in water pH=1;
参考文献
WO2011/46569 A1, ;
Page/Page column 65-67 ;
反应条件
1: lithium triethylborohydride / tetrahydrofuran / 0.5 h 2: potassium carbonate / methanol; tetrahydrofuran / 2.5 h View Scheme
参考文献
Journal of Medicinal Chemistry, , vol. 24, # 11 p. 1353 - 1359
反应条件
1: 1.) NaH / 1.) THF, 90 min, 2.) THF, 30 min 2: lithium triethylborohydride / tetrahydrofuran / 0.5 h 3: potassium carbonate / methanol; tetrahydrofuran / 2.5 h View Scheme
参考文献
Journal of Medicinal Chemistry, , vol. 24, # 11 p. 1353 - 1359
反应条件
1: 1.) NaH / 1.) THF, 90 min, 2.) THF, 30 min 2: lithium triethylborohydride / tetrahydrofuran / 0.5 h 3: potassium carbonate / methanol; tetrahydrofuran / 2.5 h View Scheme
参考文献
Journal of Medicinal Chemistry, , vol. 24, # 11 p. 1353 - 1359
反应条件
1.1: Dess-Martin periodane / dichloromethane / 5 - 20 °C 2.1: potassium tert-butylate / tetrahydrofuran / 0 - 5 °C 2.2: 1 h / 15 - 20 °C 2.3: 5 - 10 °C 3.1: B-chloro-diisopinocampheylborane / tetrahydrofuran / -25 - 0 °C 4.1: 4-(N,N-dimethlyamino)pyridine; triethylamine / dichloromethane / 5 - 20 °C 5.1: potassium carbonate / methanol View Scheme