1: Br2 / tetrahydrofuran / -78 °C 2: 1.) t-BuLi / 1.) THF, -78 deg C, 1 h, 2.) THF, from -78 deg C to RT, 2 h 3: tetrabutylammonium fluoride / 0.5 h / 0 °C View Scheme
参考文献
Engman, Lars; Persson, Joachim; Andersson, Carl M.; Berglund, Mats
Journal of the Chemical Society, Perkin Transactions 2: Physical Organic Chemistry (1972-1999), 1992 , # 8 p. 1309 - 1313