反应条件
1: 86 percent / Ac2O / acetic acid / 4 h / 130 - 140 °C 2: 1. Et3Al, BuLi / 1. hexane, -78 deg C, HMPT, 15 min 2. -50 deg C, 15 min View Scheme
参考文献
Ohta, Shunsaku; Matsukawa, Masami; Ohashi, Norihiko; Nagayama, Kayo
Synthesis, 1990 , # 1 p. 78 - 81
