反应条件
1: 1.) n-BuLi / 1.) THF, hexane, -78 deg C, 1 h, 2.) THF, hexane, -78 deg C, 2 h
2: 92 percent / pyridine, 4-dimethylaminopyridine / 5 h / Ambient temperature
3: 59 percent / 85percent m-CPBA / CH2Cl2 / 5 h / Ambient temperature
4: 94 percent / t-BuOK / 2-methyl-propan-2-ol / 2 h / 20 - 50 °C
5: 92 percent / t-BuOK / tetrahydrofuran / 1.) RT, 1 h, 2.) reflux, 2 h
View Scheme
参考文献
Otera, Junzo; Misawa, Hiromitsu; Sugimoto, Kiyoto
Journal of Organic Chemistry, 1986 , vol. 51, # 20 p. 3830 - 3833
