分子シミュレーションによる有機反応機構解析:動力学的効果の検討

書誌事項

タイトル別名
  • Analysis of Fundamental Organic Reaction Mechanisms by Using Molecular Dynamics Simulations: The Dynamics Effect on the Reaction Pathway

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説明

Recently, dynamics effect is claimed to be a very important factor in determining the reaction mechanisms. In molecular dynamics (MD) simulations of the Beckmann rearrangement/fragmentation, E2/E1cb, and carbonyl addition/substitution, the dynamic path bifurcation was observed, where two reaction products were obtained dynamically depending on the shape of the potential energy surface after passing through the corresponding transition state (TS). This is a very significant problem because the strategies of organic syntheses are generally based on the transition state theory, intending to stabilize/destabilize the TS of a desired/undesired reaction relative to the other ones. As applications of the MD simulations in solution chemistry, fundamental organic reactions (SN2 reaction of the methyl diazonium ion, hydration and amination of formaldehyde) in water solution were examined by using the fragment molecular orbital method with MD, FMO-MD. These simulations revealed that the reactions in solution are more complicated and various than one would expect.

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詳細情報 詳細情報について

  • CRID
    1390282680317945728
  • NII論文ID
    130004548590
  • DOI
    10.5059/yukigoseikyokaishi.72.393
  • ISSN
    18836526
    00379980
  • 本文言語コード
    ja
  • データソース種別
    • JaLC
    • Crossref
    • CiNii Articles
  • 抄録ライセンスフラグ
    使用不可

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