反应条件
1.1: AlCl3, aluminium chloride / dichloromethane / 0.5 h / 0 - 5 °C / |Inert atmosphere 1.2: 0.5 h / 0 - 5 °C / |Inert atmosphere 2.1: toluene-4-sulfonic acid / methanol / 0.5 h / 0 - 5 °C 2.2: 6 h / 0 - 5 °C 3.1: sodium tetrahydroborate / tetrahydrofuran / 1 h / 5 - 10 °C / |Inert atmosphere 3.2: 4 h / 45 - 50 °C / |Inert atmosphere 4.1: potassium carbonate / water / 0.5 h / 25 - 30 °C 4.2: 12 h / 25 - 75 °C 5.1: hydrogen bromide / water; acetone / 7 h / 0 - 20 °C View Scheme
参考文献
Pramanik, Chinmoy; Bapat, Kiran; Chaudhari, Ashok; Tripathy, Narendra K.; Gurjar, Mukund K.
Organic Process Research and Development, 2012 , vol. 16, # 10 p. 1591 - 1597