Sekiguchi Akira

Profile Information

Degree: 理学博士(筑波大学)
工学修士(群馬大学)

J-GLOBAL ID: 200901063113865342
researchmap Member ID: 1000006200

Research Areas

Research History

Professor, University of Tsukuba Faculty of Pure and Applied Sciences

Committee Memberships

2008 - 2011

Vice President, The Society of Silicon Chemistry, Japan
2008 - 2011

副会長, ケイ素化学協会
評議員, 近畿化学協会

Papers

356

Pentagermapyramidane: Crystallizing the "Transition-State" Structure

Vladimir Ya. Lee, Yuki Ito, Olga A. Gapurenko, Akira Sekiguchi, Vladimir I. Minkin, Ruslan M. Minyaev, Heinz Gornitzka

ANGEWANDTE CHEMIE-INTERNATIONAL EDITION, 54(19) 5654-5657, May, 2015 Peer-reviewed
Diphenyltetrahedrane Derivative: A Molecule with an Extended pi-sigma-pi Conjugation

Yuzuru Kobayashi, Masaald Nakamoto, Akira Sekiguchi

CHEMISTRY LETTERS, 44(2) 206-207, Feb, 2015 Peer-reviewed
1,3,5-[(Bu2MeSi)-Bu-t)(2)Si](3)C6H3: Isolable Si-centered Triradical with a High-spin Quartet Ground State

Takeshi Nozawa, Masaaki Ichinohe, Akira Sekiguchi

CHEMISTRY LETTERS, 44(1) 56-57, Jan, 2015 Peer-reviewed
Theoretical Study on the Enhancement of the Second Hyperpolarizabilities of Si-, Ge-Disubstituted Quinodimethanes: Synergy Effects of Open-Shell Nature and Intramolecular Charge Transfer

Kotaro Fukuda, Takeshi Nozawa, Hiroko Yotsuyanagi, Masaaki Ichinohe, Akira Sekiguchi, Masayoshi Nakano

JOURNAL OF PHYSICAL CHEMISTRY C, 119(2) 1188-1193, Jan, 2015 Peer-reviewed
Reactivity of a spirobis(pentagerma[1.1.1]-propellane)

Vladimir Ya. Lee, Yuki Ito, Akira Sekiguchi

MAIN GROUP METAL CHEMISTRY, 37(5-6) 149-151, Dec, 2014 Peer-reviewed
Tetrakis(di-tert-butylmethylsilyl) digermene: Synthesis, Structure, Electrochemical Properties, and Reactivity

Vladimir Ya Lee, Kiera McNiece, Yuki Ito, Akira Sekiguchi, Natalie Geinik, James Y. Becker

HETEROATOM CHEMISTRY, 25(5) 313-319, Nov, 2014 Peer-reviewed
Isolable Aryl-Substituted Silyl Radicals: Synthesis, Characterization, and Reactivity

Kanako Taira, Masaaki Ichinohe, Akira Sekiguchi

CHEMISTRY-A EUROPEAN JOURNAL, 20(30) 9342-9348, Jul, 2014 Peer-reviewed
Stibasilene Sb=Si and Its Lighter Homologues: A Comparative Study

Vladimir Ya Lee, Shinji Aoki, Manami Kawai, Takahiko Meguro, Akira Sekiguchi

JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 136(17) 6243-6246, Apr, 2014 Peer-reviewed
Stable radicals of the heavy group 14 elements: From phantom species to isolable compounds and their application

Sekiguchi, Akira

ABSTRACTS OF PAPERS OF THE AMERICAN CHEMICAL SOCIETY, 247, Mar, 2014 Peer-reviewed
High-Power Electrochemical Energy Storage System Employing Stable Radical Pseudocapacitors

Hitoshi Maruyama, Hideyuki Nakano, Masaaki Nakamoto, Akira Sekiguchi

ANGEWANDTE CHEMIE-INTERNATIONAL EDITION, 53(5) 1324-1328, Jan, 2014 Peer-reviewed
A Diels-Alder super diene breaking benzene into C2H2 and C4H4 units

Yusuke Inagaki, Masaaki Nakamoto, Akira Sekiguchi

NATURE COMMUNICATIONS, 5, Jan, 2014 Peer-reviewed
Carbonylation of Cyclotrisilenes

Michael J. Cowley, Yu Ohmori, Volker Huch, Masaaki Ichinohe, Akira Sekiguchi, David Scheschkewitz

ANGEWANDTE CHEMIE-INTERNATIONAL EDITION, 52(50) 13247-13250, Dec, 2013 Peer-reviewed
Cross-Coupling Reaction of a Highly Strained Molecule: Synthesis of sigma-pi Conjugated Tetrahedranes

Yuzuru Kobayashi, Masaaki Nakamoto, Yusuke Inagaki, Akira Sekiguchi

ANGEWANDTE CHEMIE-INTERNATIONAL EDITION, 52(41) 10740-10744, Oct, 2013 Peer-reviewed
Pyramidanes

Vladimir Ya. Lee, Yuki Ito, Akira Sekiguchi, Heinz Gornitzka, Olga A. Gapurenko, Vladimir I. Minkin, Ruslan M. Minyaev

JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 135(24) 8794-8797, Jun, 2013 Peer-reviewed
Spirobis(pentagerma[1.1.1]propellane): A stable tetraradicaloid

Yuki Ito, Vladimir Ya. Lee, Heinz Gornitzka, Catharina Goedecke, Gernot Frenking, Akira Sekiguchi

Journal of the American Chemical Society, 135(18) 6770-6773, May 8, 2013 Peer-reviewed
UV-Photoelectron Spectroscopy of a Tetrakis(trimethylsilyl)tetrahedrane and Its Pentafluorophenyl Derivative

Anna Chrostowska, Alain Dargelos, Patrick Baylere, Alain Graciaa, Yusuke Inagaki, Masaaki Nakamoto, Vladimir Ya. Lee, Akira Sekiguchi

CHEMPLUSCHEM, 78(5) 398-401, May, 2013 Peer-reviewed
Functionalized Cyclic Disilenes via Ring Expansion of Cyclotrisilenes with Isocyanides

Yu Ohmori, Masaaki Ichinohe, Akira Sekiguchi, Michael J. Cowley, Volker Huch, David Scheschkewitz

ORGANOMETALLICS, 32(6) 1591-1594, Mar, 2013 Peer-reviewed
Toward a Silicon Version of Metathesis: From Schrock-Type Titanium Silylidenes to Silatitanacyclobutenes

Vladimir Ya. Lee, Shinji Aoki, Taka Yokoyama, Satoru Horiguchi, Akira Sekiguchi, Heinz Gornitzka, Jing-Dong Guo, Shigeru Nagase

JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 135(8) 2987-2990, Feb, 2013 Peer-reviewed
(Tetragermacyclobutadiene)ruthenium tricarbonyl [η4-(Bu t 2MeSi)4Ge4]Ru(CO)3

V. Ya Lee, Y. Ito, A. Sekiguchi

Russian Chemical Bulletin, 62(11) 2551-2553, 2013 Peer-reviewed
Heavy metallocenes of the group 8 metals: Ferrocene and ruthenocene derivatives

Vladimir Ya. Lee, Risa Kato, Akira Sekiguchi

Bulletin of the Chemical Society of Japan, 86(12) 1466-1471, 2013 Peer-reviewed

Books and Other Publications

Comprehensive Inorganic Chemistry II, Second Edition: From Elements to Applications.

Sekiguchi,Akira (Role: Contributor, Multiple Bonded Compounds of the Heavy Group 14 Elements.)

Aug, 2013
未来材料を創出するπ電子系の科学：新しい合成・構造・機能化に向けて

関口,章 (Role: Contributor, 現代ケイ素化学：体系的な基礎概念と応用に向けて)

Jun, 2013
現代ケイ素化学：体系的な基礎概念と応用に向けて

関口,章 (Role: Contributor, 第８章シリルカチオン)

Jun, 2013
現代ケイ素化学：体系的な基礎概念と応用に向けて

関口,章 (Role: Contributor, 第９章ジシレンとジシリン)

Jun, 2013
未来材料を創出するπ電子系の科学：新しい合成・構造・機能化に向けて

関口,章 (Role: Contributor, 第８章典型元素不飽和結合のπ電子化学–ケイ素不飽和結合の最新化学を中心に–)

Mar, 2013
最先端の化学：新しいパイ結合をもとケイ素化合物

関口章

化学だいすきクラブニュースレター, 2013
高次π空間の創発と機能開発

関口章

シーエムシー出版, 2013
最新のトッピクス：「歪み」が見せる新しい化学ー高度に歪んだ結合角をもつ有機分子

中本, 真晃, 関口, 章 (Role: Contributor)

化学, 2012
化学のブレークスルー：革新論文から見たこの１０年の進歩と未来

関口章

東京化学同人, Jan, 2011
有機金属化学の最前線ー多様な元素を使いこなすー第I部高周期元素化合物の結合と構造

関口章, 中本真晃, 関口章

低配位典型元素化合物の化学, Jan, 2011
Organometallic Compounds of Low-Coordinate Si, Ge, Sn and Pb: From Phantom Species to Stable Compounds.

V, Ya. Lee, A., Sekiguchi (Role: Contributor)

A John Wiley and Sons, Ltd., Jan, 2010
Application and Progress of Organosilicon Chemistry–New Seeds for Functional Materials–

関口章, 一戸雅聡, 中本真晃 (Role: Contributor)

シーエムシー出版, Jan, 2010
使える！有機合成反応 No. 203 環状ケイ素二重結合化学種の共役拡張化反応 No. 206 環状ケイ素二重結合化学種のビシクロ化反応 C–X 結合生成反応

関口章

化学同人, Jan, 2010
Polysilane Dendrimers.

M., Nanjo, A., Sekiguchi

Silicon Containing Dendritic Polymers; P. R. Dvornic and M. J. Owen Eds.; Springer, Jan, 2009
次世代共役ポリマーの超階層制御と革新機能

関口章

赤木和夫監修、シーエムシー出版：第９章ケイ素を含む新規及びπ共役電子系の創出と物性, Jan, 2009
Ultrashort C–C Bonds.

V, Ya. Lee, A., Sekiguchi

Strained Hydrocarbons. Beyond the van't Hoff and Le Bel Hypothesis; H. Doziuk Ed.; Wiley-VCH, Jan, 2009
化学のブレークスルー：革新論文から見たこの10年の進歩と未来

関口, 章

元素化学におけるブレークスルー,別冊化学（化学同人）, Jan, 2009
新しいπ電子系化合物-ジシリンの化学：特集／未来技術基盤としてのパイ電子科学

関口, 章 (Role: Supervisor (editorial))

化学工業, Jan, 2009
Making Stable Radicals of Heavy Elements of Groups 14 and 13: The Might of Silyl Substitution.

V, Ya. Lee, M., Nakamoto, A., Sekiguchi (Role: Supervisor (editorial))

Chem. Lett., Jan, 2008
Cyclic Polyenes of Heavy Group 14 Elements: New Generation Ligands for Transition Metal Complexes.

V, Ya. Lee, A., Sekiguchi (Role: Supervisor (editorial))

Chem. Soc. Rev., Jan, 2008

Presentations

Low-Coordinate Organosilicon Compounds: Chemistry and Materials for Storage of Energy System.

Sekiguchi,Akira

International Symposium of the CRC/SFB 813 "Chemistry at Spin Centers 2014", Sep 24, 2014 Invited
Low-Coordinate Organosilicon Compounds: From Phantom Species to Isolable Compounds.

Sekiguchi,Akira

The 17th International Symposium on Silicon Chemistry (ISOSXVII), Aug 3, 2014 Invited
Pyramidanes: The Covalent Form of an Ionic Compound.

Lee,Vladimir Ya, Y.,Ito, T.,Meguro, Sekiguchi,Akira, H.,Gornitzka, O.,A. Gapurenko, V.,I. Minkin, R.,M. Minyaev

The 17th International Symposium on Silicon Chemistry (ISOSXVII), Aug 3, 2014 Invited
Silyl Substituted Tetrahedranes and Cyclobutadienes: Synthesis and High Reactivity.

M.,Nakamoto, Y.,Inagaki, Y.,Kobayashi, M.,Nishina, T.,Ochiai, M.,Tanaka, Sekiguchi,Akira

The 17th International Symposium on Silicon Chemistry (ISOSXVII), Aug 3, 2014
Functionalization of Silyl-substituted Tetrahedrans: Synthesis and Reactivity of New σ-π Conjugated Systems.

Y.,Kobayashi, M.,Nakamoto, Sekiguchi,Akira

The 17th International Symposium on Silicon Chemistry (ISOSXVII), Aug 3, 2014
Thermally Accessible Triplet State of the Highly Twisted Tetrakis(ditertbutylmethylsilyl)disilene.

Y.,Kobayashi, M.,Nakamoto, Sekiguchi,Akira

The 17th International Symposium on Silicon Chemistry (ISOSXVII), Aug 3, 2014
Towards the Silicon/Germanium versions of Metathesis.

Lee,Vladimir Ya, S.,Aoki, T.,Yokoyama, Sekiguchi,Akira

The XXVI International Conference on Organometallic Chemistry, Jul 13, 2014
Pyramidanes: Insights into Non-Classical Bonding Nature.

Y.,Ito, T.,Meguro, Lee,Vladimir Ya, Sekiguchi,Akira

The XXVI International Conference on Organometallic Chemistry, Jul 13, 2014
Palladium Catalyzed Cross Coupling Reaction of Tetrahedranes: Synthesis of New σ-π Conjugated Systems and Their Reactivities..

Y.,Kobayashi, M.,Nakamoto, Sekiguchi,Akira

The XXVI International Conference on Organometallic Chemistry, Jul 13, 2014
The Power of "Silyl-Trick".

Sekiguchi,Akira

International Symposium on Reactive Intermediates and Unusual Molecules (ISRIUM) 2014, Apr 1, 2014 Invited
1,3-ジシラシクロブタジエンの反応性

関口,章

第94回春期年会, Mar 27, 2014
環状シラエノールの触媒的互変異性化による環状シリルケトンの生成

関口,章

第94回春期年会, Mar 27, 2014
非古典的1,1-ジアミノジシレンの発生と反応性

関口,章

第94回春期年会, Mar 27, 2014
1,2-ジリチオジシレンの熱異性化によるジシレニド種の生成と構造

関口,章

第94回春期年会, Mar 27, 2014
トリリチオシランの生成機構に関する研究

関口,章

第94回春期年会, Mar 27, 2014
高周期元素にredox中心を持つラジカル化合物の電気化学特性とその応用

関口,章

第94回春期年会, Mar 27, 2014
基底三重項メタジゲルマキノジメタンの合成、構造、及び物性

関口,章

第94回春期年会, Mar 27, 2014
ピラミダン:合成、構造及び物性

関口,章

第94回春期年会, Mar 27, 2014
ケイ素四員環を有する高周期１４族元素によるピラミダンの合成とその構造

関口,章

第94回春期年会, Mar 27, 2014
系置換テトラヘドランの官能基変換: 1,4-ビス(リチオテトラヘドリル)ベンゼンの合成と反応性

関口,章

第94回春期年会, Mar 27, 2014

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