反应条件
1: 94 percent / tetrahydrofuran / 20 h 2: 64 percent / 1.) n-BuLi / 1.) ether, -10 deg C, 20 min, 2.) -10 deg C -> RT, 1,5 h; RT, 1.5 h 3: 375 mg / diethyl ether; pentane / -78 deg C, 5 h, then -> RT, 0.5 h 4: 2.) tetra-n-butylammonium fluoride / 1.) hexane, reflux, 2 h, 2.) THF, 1 h 5: 80 percent / MnO2 / light petroleum / 1 h / 4 °C 6: CDCl3 / 40 °C View Scheme
参考文献
Akita, Hiroyuki
Chemical and Pharmaceutical Bulletin, 1983 , vol. 31, # 5 p. 1796 - 1799
