反应条件
1: 82 percent / Et3N, DMAP / CH2Cl2 / 2 h / Ambient temperature 2: 37 percent / SeO2, salicylic acid, t-BuOOH, H2O / CH2Cl2 / 20 h / Ambient temperature 3: 1.) MsCl, Et3N, 2.) LiBr / 1.) CH2Cl2, -40 deg C, 1 h, 2.) THF, 0 deg C, 2 h 4: 1.) BaI2*H2O, biphenyl radical, 3.) TBAF / 1.) THF, -78 deg C, 15 min, 2.) THF, -78 deg C, 1 h, 3.) THF, 0 deg C, 1 h; room temperature, 3 h View Scheme
参考文献
Journal of Organic Chemistry, , vol. 62, # 11 p. 3529 - 3536
