1: p-toluenesulfonic acid / benzene / 1 h / Heating 2: potassium t-butoxide / 2-methyl-propan-2-ol / 5 h / Heating 3: 85 percent / 98percent H2SO4 / ethanol / 11 h / Heating 4: 90 percent / hydrogen / 10percent palladium on carbon / methanol / 6 h / 760 Torr / Ambient temperature 5: 85 percent / sodium / ethanol / 1.) 1 h, room temp.; 2.) 60 deg C, 20 h View Scheme

1: 20.2 g / p-toluenesulfonic acid / benzene / 1 h / Heating 2: 18.3 g / potassium t-butoxide / 2-methyl-propan-2-ol / 5 h / Heating 3: 87 percent / 98percent H2SO4 / ethanol / 11 h / Heating View Scheme

1: p-toluenesulfonic acid / benzene / 1 h / Heating 2: potassium t-butoxide / 2-methyl-propan-2-ol / 5 h / Heating 3: 85 percent / 98percent H2SO4 / ethanol / 11 h / Heating 4: 32 percent / MnO2 / benzene / 96 h / Heating View Scheme

1: 20.2 g / p-toluenesulfonic acid / benzene / 1 h / Heating 2: 18.3 g / potassium t-butoxide / 2-methyl-propan-2-ol / 5 h / Heating 3: 87 percent / 98percent H2SO4 / ethanol / 11 h / Heating 4: 46 percent / MnO2 / benzene / 96 h / Heating View Scheme

1: 20.2 g / p-toluenesulfonic acid / benzene / 1 h / Heating 2: 18.3 g / potassium t-butoxide / 2-methyl-propan-2-ol / 5 h / Heating 3: 76 percent / potassium bicarbonate / N,N-dimethyl-acetamide / 15 h / Ambient temperature 4: 72 percent / LiAlH4 / tetrahydrofuran / 1.) room temp., 4 h; 2.) reflux, 1 h View Scheme

1: 20.2 g / p-toluenesulfonic acid / benzene / 1 h / Heating 2: 18.3 g / potassium t-butoxide / 2-methyl-propan-2-ol / 5 h / Heating 3: 76 percent / potassium bicarbonate / N,N-dimethyl-acetamide / 15 h / Ambient temperature 4: 72 percent / LiAlH4 / tetrahydrofuran / 1.) room temp., 4 h; 2.) reflux, 1 h 5: 4 g / hydrogen bromide / acetic acid / 21 h / 60 °C 6: 98percent lithium hydride, LiAlH4 / tetrahydrofuran / 1.) room temp., 10 h; 2.) 60 deg C, 1 h View Scheme

暂无反应条件数据