反应条件
1: 1) BuLi / CH2Cl2 / 1) -78 to 0 deg C, 0.5 h, 2) 0 deg C., 1 h 2: SnCl4 / 1 h / -78 °C 3: 96 percent / t-BuOK / tetrahydrofuran / 1 h / Ambient temperature 4: 71 percent / trifluoroacetic acid; H2O / 5.5 h / 20 °C View Scheme
参考文献
Sato, Tsuneo; Inoue, Masami; Kobara, Satoru; Otera, Junzo; Nozaki, Hitosi
Tetrahedron Letters, 1989 , vol. 30, # 1 p. 91 - 94
