反应条件
1: 63 percent / N-benzylcinchoninium fluoride; tetrabutylammonium fluoride / tetrahydrofuran / 1 h / -20 °C 2: 98 percent / triethylamine / tetrahydrofuran / 0.5 h / 0 - 20 °C 3: t-BuOK / tetrahydrofuran / 0.17 h / -78 °C 4: aq. sulfuric acid / tetrahydrofuran; 1,2-dimethoxy-ethane / 0.17 h / -78 °C View Scheme
参考文献
Tetrahedron, , vol. 63, # 27 p. 6259 - 6286
