反应条件
potassium hydride; 18-crown-6 ether in ethylene glycol dimethyl ether
1.) -40 deg C, 1 h, 2.) 0 deg C, 4 h;
参考文献
Kostova, Kalina; Lorenzi-Riatsch, Annalaura; Nakashita, Yoshihiko; Hesse, Manfred
Helvetica Chimica Acta, 1982 , vol. 65, # 1 p. 249 - 251
