反应条件
1: 1.) a) LDA, b) n-BuLi / 1.) THF, hexane, -78 deg C, a) 30 min, b) 5 min, 2.) THF, hexane, from -78 to 20 deg C, 240 min
2: Al2O3 / diethyl ether / 20 °C
View Scheme
参考文献
Fehr, Charles; Galindo, Jose
Journal of Organic Chemistry, 1988 , vol. 53, # 8 p. 1828 - 1830