反应条件
n-butyllithium 1.) ether, 0 deg C, 15 min, 2.) ether, a) -78 deg C, 1 h, b) RT, 1 h; Yield given. Multistep reaction;
参考文献
Nagasaka, Tatsuo; Hamaguchi, Fumiko; Ozawa, Naganori; Kosugi, Yoshiyuki; Ohki, Sadao
Heterocycles, 1980 , vol. 14, # 3 p. 291 - 293