反应条件
1: 1.) LDA / 1.) THF, -78 degC, 35 min; 2.) THF, -78 degC, 1.5 h
2: 87 percent / 18-crown-6 / H2O; ethyl acetate / 14 h / 50 °C
3: 1.) n-BuLi / 1.) n-hexane, THF, -78 degC, 30 min; 2.) THF, -78 degC, 2 h
View Scheme
参考文献
Tomioka, Kiyoshi; Ishiguro, Tsuneo; Iitaka, Yoichi; Koga, Kenji
Tetrahedron, 1984 , vol. 40, # 8 p. 1303 - 1312
