1: With N,N,N',N,-tetramethylethylenediamine; sec.-butyllithium in tetrahydrofuran T=-78°C; 0.75 h; 2: With tert.-butyl lithium in tetrahydrofuran; pentane T=-78 - 20°C;
参考文献
Tan, Jason Samuel; Ciufolini, Marco A.
Organic Letters, 2006 , vol. 8, # 21 p. 4771 - 4774