反应条件
1: 1.) lithium diisopropylamide / 1.) THF, -78 deg C, 30 min, 2.) THF, a) -78 deg C, 2 h, b) 0 deg C, 10 min 2: 100 percent / p-toluenesulfonic acid / toluene / 12 h / Heating View Scheme
参考文献
Baader, E.; Bartmann, W.; Beck, G.; Bergmann, A.; Jendralla, H.; et al.
Tetrahedron Letters, 1988 , vol. 29, # 8 p. 929 - 930
