反应条件
1: 1.) NBS / 1.) 0.5h, chloroform, 25 deg C 2.) 16h, 25 deg C 2: aluminum amalgam, NH4Cl / methanol / 2 h / 25 °C 3: BF3 etherate / 72 h / 25 °C 4: 1.) NBS; 2.) DBU / 1.) CCl4, 2h, reflux; 2.) benzene, 3h, reflux View Scheme
参考文献
Journal of Organic Chemistry, , vol. 49, # 16 p. 2954 - 2961
