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2011 Fiscal Year Final Research Report

Transition Metal Complexes with the Cyclic Polyene Ligands of the Heavy Group 14 Elements

Research Project

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Project/Area Number 21550033
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeSingle-year Grants
Section一般
Research Field Organic chemistry
Research InstitutionUniversity of Tsukuba

Principal Investigator

LEE Vladimir  筑波大学, 数理物質系, 講師 (90375410)

Project Period (FY) 2009 – 2011
Keywords有機元素化学
Research Abstract

Using tetragermacyclobutadiene dianion derivatives, we synthesized novel coordination compounds with the unprecedented tetragermacyclobutadiene ligand, including iron and cobalt complexes. It was found that the ligand is much stronger pi-donor.

  • Research Products

    (18 results)

All 2011 2010 2009 Other

All Journal Article (10 results) (of which Peer Reviewed: 10 results) Presentation (5 results) Book (2 results) Remarks (1 results)

  • [Journal Article] Novel Organometallic Reagents : Geminal Dianionic Derivatives of the Heavy Group 14 Elements (FORUM Article)2011

    • Author(s)
      V. Ya. Lee, A. Sekiguchi
    • Journal Title

      Inorg. Chem

      Volume: 50 Pages: 12303-12314

    • DOI

      DOI:10.1021/ic2006106

    • Peer Reviewed
  • [Journal Article] From Tetragermacyclobutene to Tetragermacyclobutadiene Dianion to Tetragermacyclobutadiene Transition Metal Complexes2011

    • Author(s)
      V. Ya. Lee, Y. Ito, H. Yasuda, K. Takanashi, A. Sekiguchi
    • Journal Title

      J. Am. Chem. Soc

      Volume: 133 Pages: 5103-5108

    • DOI

      DOI:10.1021/ja111596g

    • Peer Reviewed
  • [Journal Article] A Blue Digermene (t-Bu_2MeSi)_2Ge=Ge(SiMet-Bu_2)_22011

    • Author(s)
      V. Ya. Lee, K. McNeice, Y. Ito, A. Sekiguchi
    • Journal Title

      Chem. Commun

      Pages: 3272-3274

    • DOI

      DOI:10.1039/C0CC05415A

    • Peer Reviewed
  • [Journal Article] Heteronuclear Double Bonds E=E' (E=Heavy Group 14 Element, E'=Group 13-16 Element)2010

    • Author(s)
      V. Ya. Lee, A. Sekiguchi, J. Escudie, H. Ranaivonjatovo
    • Journal Title

      Chem. Lett

      Volume: 39 Pages: 312-318

    • URL

      http://dx.doi.org/10.1246/cl.2010.312

    • Peer Reviewed
  • [Journal Article] Two-and-a-Half-Layer Sandwich : Potassium Salt of the Anionic (η^4-tetrasilac yclobutadiene) (η^5-cyclopen tadienyl) ruthenium2010

    • Author(s)
      V. Ya. Lee, K. Takanashi, A. Sekiguchi
    • Journal Title

      Dalton Trans

      Volume: 39 Pages: 9229-9231

    • DOI

      DOI:10.1039/C0DT00009D

    • Peer Reviewed
  • [Journal Article] A Push-Pull Phosphasilene and Phosphagermene and Their Anion-Radicals2009

    • Author(s)
      V. Ya. Lee, M. Kawai, A. Sekiguchi, H. Ranaivonjatovo, J. Escudie
    • Journal Title

      Organometallics

      Volume: 28 Pages: 4262.4265

    • DOI

      DOI:10.1021/om900310u

    • Peer Reviewed
  • [Journal Article] Pentasilatricyclo [2.1.0.0^<2, 5>] pentane and Its Anion2009

    • Author(s)
      V. Ya. Lee, T. Yokoyama, K. Takanashi, A. Sekiguchi
    • Journal Title

      Chem. Eur. J

      Volume: 15 Pages: 8401-8404

    • DOI

      DOI:10.1002/chem.200900567

    • Peer Reviewed
  • [Journal Article] η^5-1, 2, 3-Trisilacyclopentadienyl-A Novel Ligand for Transition Metal Complexes : Rhodium Half-Sandwich and Ruthenium Sandwich2009

    • Author(s)
      H. Yasuda, V. Ya. Lee, A. Sekiguchi
    • Journal Title

      J. Am. Chem. Soc

      Volume: 131 Pages: 9902-9903

    • DOI

      DOI:10.1021/ja9038664

    • Peer Reviewed
  • [Journal Article] Si_3C_2-Rings : From a Nonconjugated Cyclopentadiene to an Aromatic Cyclopentadienide and Cyclic Disilenide2009

    • Author(s)
      H. Yasuda, V. Ya. Lee, A. Sekiguchi
    • Journal Title

      J. Am. Chem. Soc

      Volume: 131 Pages: 6352.6353

    • DOI

      DOI:10.1021/ja901881z

    • Peer Reviewed
  • [Journal Article] Base. Free Molybdenum and Tungsten Bicyclic Silylene Complexes Stabilized by a Homoaromatic Contribution2009

    • Author(s)
      K. Takanashi, V. Ya. Lee, T. Yokoyama, A. Sekiguchi
    • Journal Title

      J. Am. Chem. Soc

      Volume: 131 Pages: 916-917

    • DOI

      DOI:10.1021/ja8088313

    • Peer Reviewed
  • [Presentation] The Variations on a Theme of a Cyclobutadiene Dianion : Siliconand Germanium Versions2011

    • Author(s)
      V. Ya. Lee
    • Organizer
      Sixteenth International Symposium on Silicon Chemistry (ISOS-XVI)
    • Place of Presentation
      Hamilton, Ontario, Canada
    • Year and Date
      2011-08-16
  • [Presentation] From Tetragermacyclobutadiene Dianion to Transition Metal Complexes Featuring Tetragermacyclobutadiene Ligand2010

    • Author(s)
      V. Ya. Lee, Y. Ito, H. Yasuda, A. Sekiguchi
    • Organizer
      13^<th> International Conference on the Coordination and Organometallic Chemistry of Germanium, Tin and Lead(ICCOC-GTL-13)
    • Place of Presentation
      Austria, Graz
    • Year and Date
      2010-07-14
  • [Presentation] From Schrock Silylene/Germylene Transition Metal Complexes to (Sila/Germa) metallacyclobutenes, Frozen Intermediates of the Silicon/Germanium Variations of Metathesis Reactions2010

    • Author(s)
      V. Ya. Lee, T. Yokoyama, K. Takanashi, A. Sekiguchi
    • Organizer
      13^<th> International Conference on the Coordination and Organometallic Chemistry of Germanium, Tin and Lead(ICCOC-GTL-13)
    • Place of Presentation
      Austria, Graz
    • Year and Date
      2010-07-07
  • [Presentation] Cyclopentadienyl Anions of the Heavy Group 14 Elements : New Generation Ligands for Coordination Chemistry2009

    • Author(s)
      V. Ya. Lee, R. Kato, H. Yasuda, A.Sekiguchi
    • Organizer
      International Symposium on Creation of Functional Materials
    • Place of Presentation
      Japan, Tsukuba, Tsukuba International Congress Center
    • Year and Date
      2009-12-03
  • [Presentation] Heavy Analogues of the 6π-Electron Charged Systems : Bonding, Aromaticity, and Applications as Novel Ligands for Transition Metal Complexes2009

    • Author(s)
      V. Ya. Lee
    • Organizer
      International Conference on Organic Chemistry (dedicated to 75^<th> anniversary of N. D. Zelinsky Institute of Organic Chemistry Russian Academy of Sciences)
    • Place of Presentation
      Russia, Moscow
    • Year and Date
      2009-10-26
  • [Book] From Phantom Species to Stable Compounds, Wiley, Chichester2010

    • Author(s)
      V. Ya. Lee, A. Sekiguchi
    • Total Pages
      431
  • [Book] Wiley. VCH, Weinheim2009

    • Author(s)
      V. Ya. Lee, A. Sekiguchi
    • Total Pages
      82-92
    • Publisher
      Beyond the van't Hoff and Le Bel Hypothesis (Ed. : H. Dodziuk)
  • [Remarks]

    • URL

      http://nao.chem.tsukuba.ac.jp/sekiguch/index.html

URL: 

Published: 2013-07-31  

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