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Updated: Jul 7, 2026

Synthesis of Cyclic Polymers and Characterization of Their Diffusive Motion in the Melt State at the Single Molecule Level
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Published on: September 26, 2016

合成,表征和结构的环[c]thiophenes及其复合物

Chad A Snyder1, John P Selegue, Nathan C Tice

  • 1Department of Chemistry, University of Kentucky, Lexington, Kentucky 40506-0055, USA.

Journal of the American Chemical Society
|October 27, 2005
PubMed
概括

研究人员合成了新的有机金属化合物,特别是含有环[c]烯联体的复合物. 这些化合物是使用高效的化和配体替代方法制备的,为有机金属化学提供了新的途径.

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Alkynes are unsaturated hydrocarbons characterized by the presence of carbon-carbon triple bonds and have a general formula CnH2n-2. The nomenclature of alkynes follows a set of rules similar to alkanes and alkenes; however, alkynes bear the suffix "-yne" instead of "-ane" or "-ene." There are two approaches to naming alkynes:
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The Diels–Alder reaction is an example of a thermal pericyclic reaction between a conjugated diene and an alkene or alkyne, commonly referred to as a dienophile. The reaction involves a concerted movement of six π electrons, four from the diene and two from the dienophile, forming an unsaturated six-membered ring. As a result, these reactions are classified as [4+2] cycloadditions.
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