反应条件
1: 69 percent / n-BuLi / tetrahydrofuran / -70 °C 2: 98 percent / TMSOTf / CH2Cl2 / 0.17 h / -78 °C 3: 57 percent / n-BuLi / tetrahydrofuran / -70 °C 4: TsOH / ethanol 5: 81 percent / Bu3SnH, AIBN / benzene / 0.3 h / Heating View Scheme
参考文献
Yoshimatsu, Mitsuhiro; Gotoh, Satoshi; Ikeda, Kazunari; Komori, Motonori
Journal of Organic Chemistry, 1998 , vol. 63, # 19 p. 6619 - 6624