反应条件
1: 1.) LDA, 2.) CuCl2 / 1.) hexane, THF, -78 deg C, 30 min, 2.) DMF, hexane, THF, -40 deg C, 40 min
2: 87 percent / acetic anhydride, HCl gas / 2 h / Ambient temperature
View Scheme
参考文献
Kagan, Jacques; Arora, Sudershan K.
Heterocycles, 1983 , vol. 20, # 10 p. 1941 - 1943
