反应条件
1: 1.) n-BuLi / 1.) hexane, THF, -78 deg C, 1 h, 2.) hexane, THF, -78 deg C, 1.5 h 2: 1 M aq. HCl / acetone / 1.5 h / 5 °C 3: 68 percent / p-toluenesulfonic acid / toluene / 1 h / Heating View Scheme
参考文献
Ackerley, Norman; Brewster, Andrew G.; Brown, George R.; Clarke, David S.; Foubister, Alan J.; et al.
Journal of Medicinal Chemistry, 1995 , vol. 38, # 10 p. 1608 - 1628