1: ethyl-lithium With zirconocene dichloride in tetrahydrofuran; hexane T=-78°C; 1 h; 2: 3,4-dihydro-2H-pyran in tetrahydrofuran; hexane T=-78 - 25°C; 3: With water in tetrahydrofuran; hexane T=25°C; 1 h;
参考文献
Barluenga, Jose; Alvarez-Rodrigo, Lucia; Rodriguez, Felix; Fananas, Francisco J.
Angewandte Chemie - International Edition, 2004 , vol. 43, # 30 p. 3932 - 3935