反应条件
1: diphenyl acetylene With n-butyllithium; zirconocene dichloride in tetrahydrofuran; hexane T=-78 - 0°C; 2: oxalyl dichloride With N,N'-dimethyl-N,N'-propyleneurea; copper(l) chloride T=0°C; 0.5 h;
参考文献
Chen, Chao; Xi, Chanjuan; Jiang, Yanfeng; Hong, Xiaoyin
Journal of the American Chemical Society, 2005 , vol. 127, # 22 p. 8024 - 8025