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2010 Fiscal Year Final Research Report

Synthesis of Hypervalent Organobromanes(III) and Their Synthetic Organic Reactions

Research Project

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Project/Area Number 20390005
Research Category

Grant-in-Aid for Scientific Research (B)

Allocation TypeSingle-year Grants
Section一般
Research Field Chemical pharmacy
Research InstitutionThe University of Tokushima

Principal Investigator

OCHIAI Masahito  The University of Tokushima, 大学院・ヘルスバイオサイエンス研究部, 教授 (50127065)

Co-Investigator(Kenkyū-buntansha) MIYAMOTO Kazunori  徳島大学, 大学院・ヘルスバイオサイエンス研究部, 助教 (40403696)
Project Period (FY) 2008 – 2010
Keywordsイリド / 臭素 / ヨウ素 / カルベン / ナイトレン / 超原子価 / アジリジン
Research Abstract

We have developed the following new chemistry of hypervalent organobromane (III).
(1) Thermal generation of singlet carbene (carbenoid) from hypervalent bromonium ylides.
(2) The first synthesis of hypervalent organo iminobromane(III).
(3) Development of new reactions using hypervalent iminobromane(III) as an organonitrenoid.

  • Research Products

    (29 results)

All 2011 2010 2009 2008 Other

All Journal Article (21 results) (of which Peer Reviewed: 21 results) Presentation (7 results) Remarks (1 results)

  • [Journal Article] Hypervalent phenyl-λ^3-iodane-mediated para-selective aromatic fluorination of 3-phenylpropyl ethers.2011

    • Author(s)
      M.Saito, K.Miyamoto, M.Ochiai
    • Journal Title

      Chem.Commun. in press.

    • Peer Reviewed
  • [Journal Article] Synthesis and Structure of Aliphatic Phenylchloronium Ylide.2011

    • Author(s)
      M.Ochiai, N.Tada, K.Miyamoto, M.Shiro
    • Journal Title

      Heteroatom Chem. in press.

    • Peer Reviewed
  • [Journal Article] Weakly Nucleophilic Conjugate Bases of Superacids as Powerful Nucleophiles in Vinylic Bimolecular Nucleophilic Substitutions of Simple β-Alkylvinyl-(aryl)-λ^3-bromanes.2011

    • Author(s)
      M.Ochiai, T.Okubo, K.Miyamoto
    • Journal Title

      J.Am.Chem.Soc. in press.

    • Peer Reviewed
  • [Journal Article] Highly Regioselective Amination of Unactivated Alkanes by Hypervalent Sulfonylimino-λ^3-Bromane.2011

    • Author(s)
      M.Ochiai, K.Miyamoto, T.Kaneaki, S.Hayashi, W.Nakanishi
    • Journal Title

      Science in press.

    • Peer Reviewed
  • [Journal Article] Effects of stereochemistry and β-substituents on the rates of vinylic S_N2 reaction of hypervalent vinyl(phenyl)-λ^3-iodanes with tetra-butylammonium halides.2010

    • Author(s)
      K.Miyamoto, T.Okubo, M.Hirobe, M.Kunishima, M.Ochiai
    • Journal Title

      Tetrahedron 66

      Pages: 5819-5826

    • Peer Reviewed
  • [Journal Article] Hypervalent λ^3-Bromane Strategy for Baeyer-Villiger Oxidation : Selective Transformation of Primary Aliphatic and Aromatic Aldehydes to Formates, Which is Missing in the Classical Baeyer-Villiger Oxidation.2010

    • Author(s)
      M.Ochiai, A.Yoshimura, K.Miyamoto, S.Hayashi, W.Nakanishi
    • Journal Title

      J.Am.Chem.Soc. 132

      Pages: 9236-9239

    • Peer Reviewed
  • [Journal Article] Imination of Sulfides and Sulfoxides with Sulfonylimino-λ^3-Bromane under Mild, Metal-Free Conditions.2010

    • Author(s)
      M.Ochiai, M.Naito, K.Miyamoto, S.Hayashi, W.Nakanishi
    • Journal Title

      Chem.Eur.J. 16

      Pages: 8713-8718

    • Peer Reviewed
  • [Journal Article] Hypervalent N-sulfonylimino-λ^3-bromane : active nitrenoid species at ambient temperature under metal-free conditions.2010

    • Author(s)
      M.Ochiai, K.Miyamoto, S.Hayashi, W.Nakanishi
    • Journal Title

      Chem.Commun. 46

      Pages: 511-521

    • Peer Reviewed
  • [Journal Article] 有機触媒による酸化的炭素-炭素二重結合切断反応2010

    • Author(s)
      宮本和範、落合正仁
    • Journal Title

      有機合成化学協会誌 68

      Pages: 228-237

    • Peer Reviewed
  • [Journal Article] Direct Transfer of Sulfonylimino Group of Imino-λ^3-Bromane to N-Heterocycles and Trialkylamines : Synthesis of N-Iminoammonium Ylides under Metal-Free Conditions.2009

    • Author(s)
      M.Ochiai Y.Kawano, T.Kaneaki, N.Tada, K.Miyamoto
    • Journal Title

      Org.Lett. 11

      Pages: 281-284

    • Peer Reviewed
  • [Journal Article] Imido transfer of sulfonylimino-λ^3-bromane makes possible the synthesis of sulfonylimino-λ^3-iodanes.2009

    • Author(s)
      M.Ochiai, A.Nakano, A.Yoshimura, K.Miyamoto, S.Hayashi,W.Nakanishi
    • Journal Title

      Chem.Commun.

      Pages: 959-961

    • Peer Reviewed
  • [Journal Article] Iodomesitylene-Catalyzed Oxidative Cleavage of Carbon-Carbon Double and Triple Bonds Using m-Chloroperbenzoic Acid as a Terminal Oxidant.2009

    • Author(s)
      K.Miyamoto, Y.Sei, K.Yamaguchi, M.Ochiai
    • Journal Title

      J.Am.Chem.Soc. 131

      Pages: 1382-1383

    • Peer Reviewed
  • [Journal Article] Difluoro-λ^3-bromane-Induced Hofmann Rearrangement of Sulfonamides : Synthesis of Sulfamoyl Fluorides.2009

    • Author(s)
      M.Ohiai, T.Okada, N.Tada, A.Yoshimura, K.Miyamoto, M.Shiro
    • Journal Title

      J.Am.Chem.Soc. 131

      Pages: 8392-8393

    • Peer Reviewed
  • [Journal Article] Oxidation of Benzyl Alcohols with Difluoro(aryl)-λ^3-bromane : Formation of Benzyl Fluoromethyl Ethers via Oxidative Rearrangement.2009

    • Author(s)
      M.Ohiai, A.Yoshimura, K.Miyamoto
    • Journal Title

      Tetrahedron Lett. 50

      Pages: 4792-4795

    • Peer Reviewed
  • [Journal Article] Facile Generation of a Strained Cyclic Vinyl Cation by Thermal Solvolysis of Cyclopent-1-enyl-λ^3-bromanes.2009

    • Author(s)
      K.Miyamoto, M.Shiro, M.Ohiai
    • Journal Title

      Angew.Chem.Int.Ed. 48

      Pages: 8931-8934

    • Peer Reviewed
  • [Journal Article] Hypervalent Aryl, Alkynyl, and Alkenyl-λ^3-bromanes.2009

    • Author(s)
      落合正仁
    • Journal Title

      Synlett

      Pages: 159-173

    • Peer Reviewed
  • [Journal Article] Hypervalent Halogans and Their Reactions in Organic Synthesis.2009

    • Author(s)
      落合正仁
    • Journal Title

      Yakugaku Zasshi 129

      Pages: 321-334

    • Peer Reviewed
  • [Journal Article] Thermal and Catalytic Transylidations between Halonium Ylides and Synthesis and Reaction of Stable Aliphatic Chloronium Ylides.2008

    • Author(s)
      M.Ohiai, N.Tada, T.Okada, A.Sota, K.Miyamoto
    • Journal Title

      J.Am.Chem.Soc. 130

      Pages: 2118-2119

    • Peer Reviewed
  • [Journal Article] Rhodium(II)-Catalyzed Transylidation of Aryliodonium Ylides : Electronic Effects of Aryl Groups Determine Their Thermodynamic Stabilities.2008

    • Author(s)
      M.Ohiai, T.Okada, N.Tada, A.Yoshimura
    • Journal Title

      Org.Lett. 10

    • Peer Reviewed
  • [Journal Article] Difluoro-λ^3-Bromane-Induced Oxidative Carbon-Carbon Bond-Forming Reactions : Ethanol as an Electrophilic Partner and Alkynes as Nucleophiles.2008

    • Author(s)
      M.Ohiai, A.Yoshimura, T.Mori, Y.Nishi, M.Hirobe
    • Journal Title

      J.Am.Chem.Soc. 130

      Pages: 3742-3743

    • Peer Reviewed
  • [Journal Article] Catalytic Version of and Reuse in Hypervalent Organo-λ^3- and λ^5-Iodane Oxidation.2008

    • Author(s)
      落合正仁, 宮本和範
    • Journal Title

      Eur.J.Org.Chem.

      Pages: 4229-4239

    • Peer Reviewed
  • [Presentation] ジフルオロ(アリール)-λ^3-ブロマンを活用する有機合成反応2010

    • Author(s)
      落合正仁
    • Organizer
      第34回フッ素化学討論会
    • Place of Presentation
      札幌市
    • Year and Date
      2010-10-18
  • [Presentation] Chemistry of Hypervalent Organoiodane(III) and Bromane(III), ICHIC2010.2010

    • Author(s)
      落合正仁
    • Organizer
      3rd International Conference on Hypervalent Iodine Chemistry
    • Place of Presentation
      Bordeaux, France
    • Year and Date
      2010-07-05
  • [Presentation] Chemistry of Hypervalent Organoiodane(III) and Bromane(III)2010

    • Author(s)
      落合正仁
    • Organizer
      The 21st French-Japanese Symposium on Medicinal and Fine Chemistry
    • Place of Presentation
      Kyoto City
    • Year and Date
      2010-05-10
  • [Presentation] ヨードベンゼンを有機触媒とする有機合成化学反応2009

    • Author(s)
      落合正仁
    • Organizer
      日本プロセス化学会2009ウィンターシンポジウム
    • Place of Presentation
      京都市
    • Year and Date
      2009-12-04
  • [Presentation] Catalytic and stoichiometric reactions of hypervalent organoiodanes(III) and bromanes(III)2009

    • Author(s)
      落合正仁
    • Organizer
      237th American Chemical Society National Meeting
    • Place of Presentation
      Salt Lake City, UT
    • Year and Date
      2009-03-25
  • [Presentation] 超原子価臭素とヨウ素の化学2008

    • Author(s)
      落合正仁
    • Organizer
      第1回臭素化学懇話会
    • Place of Presentation
      松山市
    • Year and Date
      2008-09-05
  • [Presentation] 超原子価ハロゲン族化合物の合成とその特性を活用する有機合成反応の開発研究2008

    • Author(s)
      落合正仁
    • Organizer
      日本薬学会第128年会
    • Place of Presentation
      横浜市
    • Year and Date
      2008-03-26
  • [Remarks] ホームページ等

    • URL

      http://www.ph.tokushima-u.ac.jp/article/0015097.html

URL: 

Published: 2012-01-26   Modified: 2016-04-21  

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