1: 97 percent / K2CO3 / acetone / 22 h / Heating 2: 92 percent / Br2 / CH2Cl2 / -10 °C 3: 1.) n-BuLi / 1.) Et2O, 30 min, 2.) Et2O, 1 h, low temperature, 10 h, room temperature, 3 h, reflux 4: 83 percent / Br2 / CH2Cl2 / 3 - 5 °C View Scheme

1: K2CO3 / acetone; benzene 2: POCl3 3: AcOOH, HClO4, Ac2O / acetic acid View Scheme

2: 1.) POCl3; 2.) H2 / 2.) 10percent Pd/C / 1.) 21 h, room temp.; 2.) AcOEt, 3 h View Scheme

1: K2CO3 / acetone / 17 h / Heating 2: 80 percent / BCl3 / CH2Cl2 / 5 h / Ambient temperature 3: 52 percent / CsF / dimethylformamide / 6 h / 120 °C 4: 87 percent / POCl3 / 48 h / Ambient temperature View Scheme

potassium carbonate in acetone 22 h; Heating;

potassium carbonate in acetone 6 h; Heating;

暂无反应条件数据

1.1: potassium carbonate / acetone / 0 - 20 °C / Inert atmosphere 2.1: trichlorophosphate / 0.33 h / 20 °C 2.2: 6 h / 60 °C 3.1: selenium(IV) oxide; dihydrogen peroxide / tert-butyl alcohol / 2.5 h / 50 °C 4.1: triethylamine / methanol / 0 - 20 °C 5.1: potassium carbonate / acetone / 36 h / 20 °C / Inert atmosphere 6.1: AlCl3, aluminium chloride / dichloromethane / 0 - 20 °C 7.1: lithium hexamethyldisilazane / tetrahydrofuran / -30 - 0 °C / Inert atmosphere 8.1: trifluoroacetic acid / methanol / 24 h / 50 °C 9.1: AlCl3, aluminium chloride; ethanethiol / CHCl2 / 0 - 20 °C View Scheme

1: K2CO3 / acetone / 17 h / Heating 2: 80 percent / BCl3 / CH2Cl2 / 5 h / Ambient temperature 3: 52 percent / CsF / dimethylformamide / 6 h / 120 °C 4: 87 percent / POCl3 / 48 h / Ambient temperature 5: 70 percent / BCl3 / CH2Cl2 / 0.25 h / Ambient temperature View Scheme

1: 90 percent / K2CO3 / acetone / Heating 2: 90 percent / AlCl3 / CH2Cl2 / 0 - 20 °C 3: 85 percent / Cs2CO3 / dimethylformamide / 2 h / 80 - 100 °C View Scheme