反应条件
1.1: BuLi / tetrahydrofuran; hexane / 0.25 h / -10 °C 1.2: tetrahydrofuran; hexane / 3 h / 0 °C 2.1: 5.4 g / NBS / tetrahydrofuran; hexane / 3 h / -78 °C 3.1: t-BuLi / pentane; tetrahydrofuran / 0.17 h / -78 °C 3.2: pentane; tetrahydrofuran / 0.25 h / -78 °C 3.3: Bu4NF / tetrahydrofuran / 0.17 h / 20 °C View Scheme
参考文献
Cheng, Hong-Gang; Lu, Liang-Qiu; Wang, Tao; Yang, Qing-Qing; Liu, Xiao-Peng; Li, Yang; Deng, Qiao-Hui; Chen, Jia-Rong; Xiao, Wen-Jing
Angewandte Chemie - International Edition, 2013 , vol. 52, # 11 p. 3250 - 3254
Angew. Chem., 2013 , vol. 125, # 11 p. 3332 - 3336,5