反应条件
1: 95 percent / Amberlyst-15 / benzene / 12 h / Heating 2: 83 percent / diethyl ether / 1) -78 deg C, 0.5 h; 2) rt, 48 h View Scheme
参考文献
Katritzky, Alan R.; Wang, Jin; Karodia, Nazira; Li, Jianqing
Journal of Organic Chemistry, 1997 , vol. 62, # 12 p. 4142 - 4147
