ol201814q_si_002.cif (14.55 kB)
Download file

Nickel-Catalyzed Tetramerization of Alkynes: Synthesis and Structure of Octatetraenes

Download (14.55 kB)
posted on 16.09.2011, 00:00 authored by Tsun-Cheng Wu, Jheng-Jhih Chen, Yao-Ting Wu
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.