反应条件
1: piperonal With n-butyllithium; N,N,N'-trimethyl-ethylenediamine in tetrahydrofuran; hexane T=-20°C; 0.75 h; Inert atmosphere; 2: With n-butyllithium in tetrahydrofuran; hexane T=-20 - 25°C; 2.83333 h; Inert atmosphere; 3: N,N-dimethyl-formamide Further stages;
参考文献
Kessler, Simon N.; Wegner, Hermann A.
Organic Letters, 2012 , vol. 14, # 13 p. 3268 - 3271
