反应条件
1: 90 percent / aq. Na2CO3 / H2O; CH2Cl2 / 3 h 2: 1.)MeLi/ether, t-BuLi / 1.) THF, pentane, -78 deg C, 1 h; 2.) -10 deg C, 30 min, then ambient temp., 30 min 3: 93 percent / t-BuOK, H2O / tetrahydrofuran / 0.17 h / Ambient temperature View Scheme
参考文献
Sun, Ke; Liu, Sheng; Bec, Patryk M.; Driver, Tom G.
Angewandte Chemie - International Edition, 2011 , vol. 50, # 7 p. 1702 - 1706