C(sp)–C(sp3) Bond Formation through Cu-Catalyzed Cross-Coupling of N-Tosylhydrazones and Trialkylsilylethynes

Fei Ye, Xiaoshen Ma, Qing Xiao, Huan Li, Yan Zhang, and Jianbo Wang

 J. Am. Chem. Soc., 2012, 134 (13), pp 5742–5745 

DOI: 10.1021/ja3004792