4.8 Article

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

Journal

ORGANIC LETTERS
Volume 13, Issue 18, Pages 4794-4797

Publisher

AMER CHEMICAL SOC
DOI: 10.1021/ol201814q

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Funding

  1. National Science Council of Taiwan [NSC 98-2113-M-006-002-MY3]

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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.

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