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2009 Fiscal Year Final Research Report

Theoretical Analysis of Ring-Current Diamagnetism of Cyclic Conjugated Systems

Research Project

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Project/Area Number 18550016
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeSingle-year Grants
Section一般
Research Field Physical chemistry
Research InstitutionShizuoka University

Principal Investigator

AIHARA Jun-ichi  Shizuoka University, 理学部, 教授 (40001838)

Co-Investigator(Kenkyū-buntansha) SEKINE Rika  静岡大学, 理学部, 准教授 (50211321)
Project Period (FY) 2006 – 2009
Keywords環状共役系 / 反磁性 / 環電流 / トポロジー的共鳴エネルギー / 磁気的共鳴エネルギー / 多環式芳香族炭化水素 / ポルフィリン / 積層二量体
Research Abstract

相原のグラフ理論をさまざまな環状共役系に適用し、芳香族性と環電流反磁性に関わる一連の問題を解決した。まず、環電流磁化率から芳香族安定化エネルギーに相当するエネルギー量が導かれることから、任意の分子の環状共役に伴う芳香族性が一義的に定義できることを示し、芳香族性は多次元的な量とする俗説を否定した。次いで、特徴的な環状共役系である多環式芳香族炭化水素、ヘテロ環化合物、メビウス型ポルフィリン、反芳香族アヌレン積層二量体などの環電流と芳香族性の関係を解明した。

  • Research Products

    (25 results)

All 2010 2009 2008 2007 Other

All Journal Article (21 results) Remarks (4 results)

  • [Journal Article] Unusually High Aromaticity and Diatropicity of Bond-Alternate Benzene.2010

    • Author(s)
      J. Aihara, T. Ishida
    • Journal Title

      J. Phys. Chem. A 114

      Pages: 1093-1097

  • [Journal Article] Prediction of the Main Macrocyclic Conjugation Pathway for Porphyrinoids from the Ring Current Distribution.2010

    • Author(s)
      J. Aihara, M. Makino
    • Journal Title

      Org. Biomol. Chem. 8

      Pages: 261-266

  • [Journal Article] Graph-Topological Approach to Magnetic Properties of Benzenoid Hydrocarbons.2009

    • Author(s)
      A. Ciesielski, T.M. Krygowski, M.K. Cyraski, M.A. Dobrowolski, J. Aihara
    • Journal Title

      Phys. Chem. Chem. Phys 11

      Pages: 11447-11455

  • [Journal Article] Origin of Stacked-Ring Aromaticity.2009

    • Author(s)
      J. Aihara
    • Journal Title

      J. Phys. Chem. A 113

      Pages: 7945-7952

  • [Journal Article] Aromaticity of Neutral and Doubly Charged Polyacenes.2009

    • Author(s)
      T. Ishida, J. Aihara
    • Journal Title

      Phys. Chem. Chem. Phys 11

      Pages: 7197-7201

  • [Journal Article] Macrocyclic Conjugation in N-Fused Porphyrins and Related Species.2009

    • Author(s)
      J. Aihara, M. Makino
    • Journal Title

      J. Mol. Model 15

      Pages: 1427-1433

  • [Journal Article] Aromaticity and Conjugation in Sapphyrin and Orangarin.2009

    • Author(s)
      J. Aihara, M. Makino
    • Journal Title

      Bull. Chem. Soc. Jpn 82

      Pages: 675-682

  • [Journal Article] Macrocyclic Aromaticity in Huckel and Mobius Conformers of Porphyrinoids.2009

    • Author(s)
      J. Aihara, H. Horibe
    • Journal Title

      Org. Biomol. Chem 7

      Pages: 1939-1943

  • [Journal Article] Aromaticity and Diatropicity of-Polyphenyl-α, ω-quinododimethides.2009

    • Author(s)
      J. Aihara, M. Makino
    • Journal Title

      J. Math. Chem 46

      Pages: 108-116

  • [Journal Article] Antiaromatic Holes in Graphene and Related Graphite Defects.2009

    • Author(s)
      J.R. Dias, J. Aihara
    • Journal Title

      Mol. Phys 107

      Pages: 71-80

  • [Journal Article] Aromatic Conjugation Pathways in Porphyrins.2008

    • Author(s)
      J. Aihara, E. Kimura, T.M. Krygowski
    • Journal Title

      Bull. Chem. Soc. Jpn 81

      Pages: 826-835

  • [Journal Article] Macrocyclic Conjugation Pathways in Porphyrins.2008

    • Author(s)
      J. Aihara
    • Journal Title

      J. Phys. Chem. A 112

      Pages: 5305-5311

  • [Journal Article] A Simple Method for Estimating the Superaromatic Stabilization Energy of a Super-Ring Molecule.2008

    • Author(s)
      J. Aihara
    • Journal Title

      J. Phys. Chem. A 112

      Pages: 4382-4385

  • [Journal Article] Aromaticity and Diatropicity of Polyacenequinododimethides.2008

    • Author(s)
      J. Aihara, M. Makino
    • Journal Title

      Chem. Asian J. 3

      Pages: 585-591

  • [Journal Article] Dimensionality of Aromaticity.2008

    • Author(s)
      J. Aihara
    • Journal Title

      Bull. Chem. Soc. Jpn. 81

      Pages: 241-247

  • [Journal Article] Magnetic Resonance Energy, Bond Resonance Energy, and Circuit Resonance Energy.2008

    • Author(s)
      J. Aihara
    • Journal Title

      J. Phys. Org. Chem 24

      Pages: 79-85

  • [Journal Article] Aromaticity and Magnetotropicity of Dicyclopenta-Fused Polyacenes.2008

    • Author(s)
      M. Makino, J. Aihara
    • Journal Title

      Phys. Chem. Chem. Phys 10

      Pages: 591-599

  • [Journal Article] Kinetic Stability of Gold Fullerenes and the 2(N+1)2 Rule.2007

    • Author(s)
      T. Ishida, H. Kanno, J. Aihara
    • Journal Title

      Bull. Chem. Soc. Jpn 80

      Pages: 2145-2148

  • [Journal Article] Magnetic Resonance Energies of Heterocyclic Conjugated Molecules.2007

    • Author(s)
      J. Aihara, H. Kanno, T. Ishida
    • Journal Title

      Ishida, J. Phys. Chem. A 111

      Pages: 8873-8876

  • [Journal Article] Bond Resonance Energy as an Indicator of Local Aromaticity.2007

    • Author(s)
      J. Aihara, T. Ishida, H. Kanno
    • Journal Title

      Bull. Chem. Soc. Jpn 80

      Pages: 1518-1521

  • [Journal Article] Magnetic Resonance Energies of Polycyclic Aromatic Hydrocarbon Molecular Ions.2007

    • Author(s)
      T. Ishida, H. Kanno, J. Aihara
    • Journal Title

      Pol. J. Chem 81

      Pages: 699-710

  • [Remarks] 研究代表者は本研究と関連して、研究期間

  • [Remarks] 平成21年度静岡大学学長表彰

  • [Remarks] 平成18年度日本化学会賞

  • [Remarks] 掲載誌7月号のSelected Paperに選ばれた

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Published: 2011-06-18   Modified: 2016-04-21  

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