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Accessing Valuable Ligand Supports for Transition Metals: A Modified, Intermediate Scale Preparation of 1,2,3,4,5-Pentamethylcyclopentadiene
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Accessing Valuable Ligand Supports for Transition Metals: A Modified, Intermediate Scale Preparation of 1,2,3,4,5-Pentamethylcyclopentadiene

Published on: March 20, 2017

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チラル・サイクロメタラテッド・イリジウム・スター・オブ・デイヴィッド [2]カテネン

David P August1, Javier Jaramillo-Garcia1, David A Leigh1

  • 1Department of Chemistry, University of Manchester, Manchester M13 9PL, United Kingdom.

Journal of the American Chemical Society
|January 5, 2021
PubMed
まとめ

研究者は,新しいエナチオセレクティブ法を使用して,キラル金属複合体であるデヴィッド星 [2]カテナンを合成した. この発見により 複雑なキラル分子構造を 作り出す新たな可能性が生まれます

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Cycloheptatriene is a neutral monocyclic unsaturated hydrocarbon that consists of an odd number of carbon atoms and an intervening sp3 carbon in the ring. The three double bonds in the ring correspond to 6 π electrons, which is a Huckel number, and therefore satisfies the criteria of 4n + 2 π electrons. However, the intervening sp3 carbon disrupts the continuous overlap of p orbitals. As a result, cycloheptatriene is not aromatic.
Removing one hydrogen from the intervening CH2 group...
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