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Influence of the structures and electronic states on the stability of mixed valency with proton conjugated electron transfer

Research Project

Project/Area Number 26410068
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeMulti-year Fund
Section一般
Research Field Inorganic chemistry
Research InstitutionGifu University

Principal Investigator

EBIHARA Masahiro  岐阜大学, 工学部, 教授 (80201961)

Research Collaborator Jin Long  岐阜大学, 大学院・工学研究科
IMURA SYUNSUKE  岐阜大学, 大学院・工学研究科
KONDO MASASHI  岐阜大学, 大学院・工学研究科
SATO YUKA  岐阜大学, 大学院・工学研究科
SHIKANO TOMOYUKI  岐阜大学, 大学院・工学研究科
Project Period (FY) 2014-04-01 – 2017-03-31
Project Status Completed (Fiscal Year 2016)
Budget Amount *help
¥5,070,000 (Direct Cost: ¥3,900,000、Indirect Cost: ¥1,170,000)
Fiscal Year 2016: ¥1,170,000 (Direct Cost: ¥900,000、Indirect Cost: ¥270,000)
Fiscal Year 2015: ¥1,170,000 (Direct Cost: ¥900,000、Indirect Cost: ¥270,000)
Fiscal Year 2014: ¥2,730,000 (Direct Cost: ¥2,100,000、Indirect Cost: ¥630,000)
Keywords水素結合 / 混合原子価状態 / プロトン-電子連動 / ロジウム / 金属原子間結合 / プロトンー電子連動
Outline of Final Research Achievements

Recently some examples of mixed valence state based on proton conjugated electron transfer have been reported, but the mechanism is not so clear. We have reported the relatively stable mixed valence state of the dimer of dirhodium half lantern complex with biimidazolate ligand in which the complexes were connected with quadruple hydrogen bonds. In this study we have synthesized novel complexes with bibenzimidazolate that have bulkier group than biimidazolate. The mixed valence state of the novel complex showed similar stability to that of the biimidazolate complex. Lantern type dirhodium complex with double hydrogen bonding site ligand have been synthesized. The complex has been characterized with NMR and UV-visible spectra. However the complex showed a one-electron oxidation wave, evidence for dimer formation was not obtained.

Report

(4 results)
  • 2016 Annual Research Report   Final Research Report ( PDF )
  • 2015 Research-status Report
  • 2014 Research-status Report
  • Research Products

    (7 results)

All 2016 2015 2014

All Journal Article (3 results) (of which Peer Reviewed: 3 results,  Acknowledgement Compliant: 3 results,  Open Access: 1 results) Presentation (4 results)

  • [Journal Article] Mixed Valency in Quadruple Hydrogen-Bonded Dimers of Bis(biimidazolate)dirhodium Complexes2015

    • Author(s)
      Jin-Long, Kazuhiro Uemura, Masahiro Ebihara
    • Journal Title

      Inorganic Chemistry

      Volume: 54 Issue: 5 Pages: 2331-2338

    • DOI

      10.1021/ic502953b

    • Related Report
      2014 Research-status Report
    • Peer Reviewed / Acknowledgement Compliant
  • [Journal Article] Assembled structures of tetrakis(biimidazole)dirhodium complexes hydrogen-bonded with common inorganic anions2014

    • Author(s)
      Jin-Long, Kazuhiro Uemura, Masahiro Ebihara
    • Journal Title

      Acta Crystallographica, Section B

      Volume: 70 Issue: 6 Pages: 1006-1019

    • DOI

      10.1107/s2052520614021428

    • Related Report
      2014 Research-status Report
    • Peer Reviewed / Acknowledgement Compliant
  • [Journal Article] Crystal structure of dichlorido[2-(1H-imidazol-2-yl-κN3)imidazolato-κN]bis(trin-butylphosphane-κP)rhodium(III)2014

    • Author(s)
      Jin-Long, Masahiro Ebihara
    • Journal Title

      Acta Crystallographica, Section E

      Volume: 70 Issue: 11 Pages: 362-364

    • DOI

      10.1107/s1600536814022454

    • Related Report
      2014 Research-status Report
    • Peer Reviewed / Open Access / Acknowledgement Compliant
  • [Presentation] 2つのジカルボン酸イオンを介して二量化したビイミダゾール配位ロジウム複核錯体の溶液内挙動2016

    • Author(s)
      近藤匡,植村一広,海老原昌弘
    • Organizer
      中部化学関係学協会支部連合秋季大会
    • Place of Presentation
      豊橋技術科学大学
    • Year and Date
      2016-11-05
    • Related Report
      2016 Annual Research Report
  • [Presentation] 四重水素結合したビベンズイミダゾレートロジウム複核錯体二量体2015

    • Author(s)
      佐藤友香,植村一広,海老原昌弘
    • Organizer
      錯体化学会第65回討論会
    • Place of Presentation
      奈良女子大学
    • Year and Date
      2015-09-22
    • Related Report
      2015 Research-status Report
  • [Presentation] 二重水素結合点を有する配位子をもつランタン型複核錯体の合成2015

    • Author(s)
      井村俊介,植村一広,海老原昌弘
    • Organizer
      錯体化学会第65回討論会
    • Place of Presentation
      奈良女子大学
    • Year and Date
      2015-09-21
    • Related Report
      2015 Research-status Report
  • [Presentation] カウンターイオンを介し水素結合により二量化したビイミダゾール配位ロジウム複核錯体の合成 と性質2014

    • Author(s)
      金龍,植村一広,海老原昌弘
    • Organizer
      錯体化学会第第64回討論会
    • Place of Presentation
      中央大学後楽園キャンパス
    • Year and Date
      2014-09-18
    • Related Report
      2014 Research-status Report

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Published: 2014-04-04   Modified: 2018-03-22  

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