Nickel-Catalyzed Tetramerization of Alkynes: Synthesis and Structure of Octatetraenes
作者:Tsun-Cheng Wu、Jheng-Jhih Chen、Yao-Ting Wu
DOI:10.1021/ol201814q
日期:2011.9.16
In the presence of a catalytic system comprised of NiBr2(dppe) and Zn, arylacetylenes undergo tetramerization to form linear octatetraenes, generally in good to excellent yields. The structure of the coupling products was verified by X-ray crystallography.