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1

The Chemistry of Disilyne with a Genuine Si–Si Triple Bond: Synthesis, Structure, and Reactivity

Sekiguchi, Akira, Ichinohe, Masaaki, Kinjo, Rei

Journal:

Bulletin of the Chemical Society of Japan

Year:

2006

Language:

english

File:

PDF, 347 KB

english, 2006

2

[(tBu2MeSi)3Ge]+: An Isolable Free Germyl Cation Lacking Conjugation to π Bonds

Akira Sekiguchi, Tomohide Fukawa, Vladimir Ya. Lee, Masaaki Nakamoto, Masaaki Ichinohe

Journal:

Angewandte Chemie International Edition

Year:

2003

Language:

english

File:

PDF, 113 KB

english, 2003

3

The hexasiladigermacubane dianion

Vladimir Ya. Lee, Kazunori Takanashi, Tadahiro Matsuno, Masaaki Ichinohe, Akira Sekiguchi

Journal:

Applied Organometallic Chemistry

Year:

2010

Language:

english

File:

PDF, 126 KB

english, 2010

4

An Isolable Disilyne Anion Radical and a New Route to the Disilenide Ion upon Reduction of a Disilyne

Kinjo, Rei, Ichinohe, Masaaki, Sekiguchi, Akira

Journal:

Journal of the American Chemical Society

Year:

2007

Language:

english

File:

PDF, 71 KB

english, 2007

5

Tetrasilatetrahedranide: A Silicon Cage Anion

Ichinohe, Masaaki, Toyoshima, Masafumi, Kinjo, Rei, Sekiguchi, Akira

Journal:

Journal of the American Chemical Society

Year:

2003

Language:

english

File:

PDF, 78 KB

english, 2003

6

Reaction of Bis[bis(trimethylsilyl)methyl]germylene with Tris(4- tert -butylphenyl)methylium Ion: Formation of a Unique Germyl Cation Weakly σ-Coordinated to Aromatic Group

Ichinohe, Masaaki, Hayata, Yuichi, Sekiguchi, Akira

Journal:

Chemistry Letters

Year:

2002

Language:

english

File:

PDF, 78 KB

english, 2002

7

Synthesis and Structure of Cyclotrigermenium Salts of Tetrakis{3,5-bis(trifluoromethyl)phenyl}borate, Tetrakis(pentafluorophenyl)borate and Tetrakis{4-[tert-butyl(dimethyl)silyl]-2,3,5,6-tetrafluorophenyl}borate: A Stable Free Germyl Cation in the Condensed Phase

Akira Sekiguchi, Norihisa Fukaya, Masaaki Ichinohe, Yutaka Ishida

Journal:

European Journal of Inorganic Chemistry

Year:

2000

Language:

english

File:

PDF, 313 KB

english, 2000

8

Synthese, Charakterisierung und Kristallstruktur von Cyclotrisilen: ein dreigliedriger Ring mit einer Si-Si-Doppelbindung

Masaaki Ichinohe, Tadahiro Matsuno, Akira Sekiguchi

Journal:

Angewandte Chemie

Year:

1999

Language:

german

File:

PDF, 91 KB

german, 1999

9

Synthesis, Characterization, and Crystal Structure of Cyclotrisilene: A Three-Membered Ring Compound with a Si−Si Double Bond

Masaaki Ichinohe, Tadahiro Matsuno, Akira Sekiguchi

Journal:

Angewandte Chemie International Edition

Year:

1999

Language:

english

File:

PDF, 93 KB

english, 1999

10

New Fused Bicyclic Cyclotrigermanes from Cycloaddition Reactions of Cyclotrigermene

Norihisa Fukaya, Masaaki Ichinohe, Akira Sekiguchi

Journal:

Angewandte Chemie

Year:

2000

Language:

english

File:

PDF, 116 KB

english, 2000

11

Cyclotetrasilenide Ion: A Reversible Redox System of Cyclotetrasilenyl Cation, Radical, and Anion

Tadahiro Matsuno, Masaaki Ichinohe, Akira Sekiguchi

Journal:

Angewandte Chemie

Year:

2002

Language:

english

File:

PDF, 89 KB

english, 2002

12

The First Isolable 1,1-Dilithiogermane and Its Unusual Dimeric Structure—An Effective Reagent for the Preparation of Double-Bonded Derivatives of Group 14 Elements

Akira Sekiguchi, Rika Izumi, Shinji Ihara, Masaaki Ichinohe, Vladimir Ya. Lee

Journal:

Angewandte Chemie

Year:

2002

Language:

english

File:

PDF, 90 KB

english, 2002

13

New Fused Bicyclic Cyclotrigermanes from Cycloaddition Reactions of Cyclotrigermene

Norihisa Fukaya, Masaaki Ichinohe, Akira Sekiguchi

Journal:

Angewandte Chemie International Edition

Year:

2000

Language:

english

File:

PDF, 115 KB

english, 2000

14

Cyclotetrasilenide Ion: A Reversible Redox System of Cyclotetrasilenyl Cation, Radical, and Anion

Tadahiro Matsuno, Masaaki Ichinohe, Akira Sekiguchi

Journal:

Angewandte Chemie International Edition

Year:

2002

Language:

english

File:

PDF, 89 KB

english, 2002

15

The First Isolable 1,1-Dilithiogermane and Its Unusual Dimeric Structure—An Effective Reagent for the Preparation of Double-Bonded Derivatives of Group 14 Elements

Akira Sekiguchi, Rika Izumi, Shinji Ihara, Masaaki Ichinohe, Vladimir Ya. Lee

Journal:

Angewandte Chemie International Edition

Year:

2002

Language:

english

File:

PDF, 91 KB

english, 2002

16

1,1,2,2-Tetrakis(dimethylsilyl)-1,2-ethan-diyldilithium-Bis(diethylether): eine Verbindung mit einer agostischen SiH-Li-Wechselwirkung

Prof. Dr. Akira Sekiguchi, Dr. Masaaki Ichinohe, Dr. Masae Takahashi, Dr. Chizuko Kabuto, Prof. Dr. Hideki Sakurai

Journal:

Angewandte Chemie

Year:

1997

File:

PDF, 394 KB

1997

17

[(tBu2MeSi)3Ge]+: An Isolable Free Germyl Cation Lacking Conjugation to π Bonds

Akira Sekiguchi, Tomohide Fukawa, Vladimir Ya. Lee, Masaaki Nakamoto, Masaaki Ichinohe

Journal:

Angewandte Chemie

Year:

2003

Language:

english

File:

PDF, 113 KB

english, 2003

18

The First Bicyclo[1.1.0]butane Dianion of Heavier Group 14 Elements

Vladimir Ya. Lee, Kazunori Takanashi, Masaaki Ichinohe, Akira Sekiguchi

Journal:

Angewandte Chemie

Year:

2004

Language:

english

File:

PDF, 141 KB

english, 2004

19

SiGe2 and Ge3: Cyclic Digermenes that Undergo Unexpected Ring-Expansion Reactions

Vladimir Ya. Lee, Hiroyuki Yasuda, Masaaki Ichinohe, Akira Sekiguchi

Journal:

Angewandte Chemie

Year:

2005

Language:

english

File:

PDF, 116 KB

english, 2005

20

A (Tetrasilacyclobutadiene)tricarbonyliron Complex [{η4-(tBu2MeSi)4Si4}Fe(CO)3]: The Silicon Cousin of Pettit's (Cyclobutadiene)tricarbonyliron Complex [(η4-H4C4)Fe(CO)3]

Kazunori Takanashi, Vladimir Ya. Lee, Masaaki Ichinohe, Akira Sekiguchi

Journal:

Angewandte Chemie

Year:

2006

Language:

english

File:

PDF, 205 KB

english, 2006

21

Conversion of a Disilenide into a Silene: Silyl-Anion-Substituted Silene by a Sila-Peterson-Type Reaction from an sp2-Type Silyl Anion

Shigeyoshi Inoue, Masaaki Ichinohe, Akira Sekiguchi

Journal:

Angewandte Chemie

Year:

2007

Language:

english

File:

PDF, 111 KB

english, 2007

22

Stabile cyclische Silene durch Reaktion von Disileniden mit Carbonsäurechloriden

Iulia Bejan, Denis Güclü, Shigeyoshi Inoue, Masaaki Ichinohe, Akira Sekiguchi, David Scheschkewitz

Journal:

Angewandte Chemie

Year:

2007

Language:

german

File:

PDF, 142 KB

german, 2007

23

1,1,2,2-Tetrakis(dimethylsilyl)-1,2-ethanediylithium-bis(diethyl ether):Observation of a SiHLi Agostic Interaction

Prof. Dr. Akira Sekiguchi, Dr. Masaaki Ichinohe, Dr. Masae Takahashi, Dr. Chizuko Kabuto, Prof. Dr. Hideki Sakurai

Journal:

Angewandte Chemie International Edition

Year:

1997

Language:

english

File:

PDF, 281 KB

english, 1997

24

The First Bicyclo[1.1.0]butane Dianion of Heavier Group 14 Elements

Vladimir Ya. Lee, Kazunori Takanashi, Masaaki Ichinohe, Akira Sekiguchi

Journal:

Angewandte Chemie International Edition

Year:

2004

Language:

english

File:

PDF, 141 KB

english, 2004

25

SiGe2 and Ge3: Cyclic Digermenes that Undergo Unexpected Ring-Expansion Reactions

Vladimir Ya. Lee, Hiroyuki Yasuda, Masaaki Ichinohe, Akira Sekiguchi

Journal:

Angewandte Chemie International Edition

Year:

2005

Language:

english

File:

PDF, 116 KB

english, 2005

26

A (Tetrasilacyclobutadiene)tricarbonyliron Complex [{η4-(tBu2MeSi)4Si4}Fe(CO)3]: The Silicon Cousin of Pettit's (Cyclobutadiene)tricarbonyliron Complex [(η4-H4C4)Fe(CO)3]

Kazunori Takanashi, Vladimir Ya. Lee, Masaaki Ichinohe, Akira Sekiguchi

Journal:

Angewandte Chemie International Edition

Year:

2006

Language:

english

File:

PDF, 205 KB

english, 2006

27

Conversion of a Disilenide into a Silene: Silyl-Anion-Substituted Silene by a Sila-Peterson-Type Reaction from an sp2-Type Silyl Anion

Shigeyoshi Inoue, Masaaki Ichinohe, Akira Sekiguchi

Journal:

Angewandte Chemie International Edition

Year:

2007

Language:

english

File:

PDF, 113 KB

english, 2007

28

Stable Cyclic Silenes from Reaction of Disilenides with Carboxylic Acid Chlorides

Iulia Bejan, Denis Güclü, Shigeyoshi Inoue, Masaaki Ichinohe, Akira Sekiguchi, David Scheschkewitz

Journal:

Angewandte Chemie International Edition

Year:

2007

Language:

english

File:

PDF, 141 KB

english, 2007

29

1,2-Disilacyclobut-2-enes: Donor-Free Four-Membered Cyclic Silenes from Reaction of Disilenides with Vinylbromides

Iulia Bejan, Shigeyoshi Inoue, Masaaki Ichinohe, Akira Sekiguchi, David Scheschkewitz

Journal:

Chemistry - A European Journal

Year:

2008

Language:

english

File:

PDF, 215 KB

english, 2008

30

ChemInform Abstract: Synthesis and Structure of a Stable Cyclic Dialkylgermylene.

Mitsuo Kira, Shintaro Ishida, Takeaki Iwamoto, Masaaki Ichinohe, Chizuko Kabuto, Lubov Ignatovich, Hideki Sakurai

Journal:

Year:

1999

File:

PDF, 27 KB

1999

31

ChemInform Abstract: Stable Aromatic Compounds Containing Heavier Group 14 Elements.

Vladimir Ya. Lee, Akira Sekiguchi, Masaaki Ichinohe, Norihisa Fukaya

Journal:

Year:

2000

File:

PDF, 26 KB

2000

32

ChemInform Abstract: Reaction of Cyclotrisilene with Phenylacetylene: An Unusual Product with a Bicyclo[3.2.0]hepta-3,6-diene Skeleton.

Masaaki Ichinohe, Tadahiro Matsuno, Akira Sekiguchi

Journal:

Year:

2001

File:

PDF, 28 KB

2001

33

ChemInform Abstract: Photoisomerization of Persilyl-Substituted Silacyclopropene: Formation of Stable Persilyl-Substituted 1-Silaallene, and Its Reactivity.

Masaaki Ichinohe, Takashi Tanaka, Akira Sekiguchi

Journal:

Year:

2002

File:

PDF, 27 KB

2002

34

Photochemical Generation of Chlorine-Substituted Digermenes and Their Rearrangement to Germylgermylenes.

Norihisa Fukaya, Hiroshi Sekiyama, Masaaki Ichinohe, Akira Sekiguchi

Journal:

Year:

2002

File:

PDF, 28 KB

2002

35

Tetrasilacyclobutadiene (tBu2MeSi)4Si4: A New Ligand for Transition-Metal Complexes.

Kazunori Takanashi, Vladimir Ya. Lee, Tadahiro Matsuno, Masaaki Ichinohe, Akira Sekiguchi

Journal:

Year:

2005

File:

PDF, 8 KB

2005

36

SiGe2 and Ge3: Cyclic Digermenes that Undergo Unexpected Ring-Expansion Reactions.

Vladimir Ya. Lee, Hiroyuki Yasuda, Masaaki Ichinohe, Akira Sekiguchi

Journal:

Year:

2006

File:

PDF, 15 KB

2006

37

(η5-Cyclopentadienyl)(η4-tetrasila- and η4-trisilagermacyclobutadiene)cobalt: Sandwich Complexes Featuring Heavy Cyclobutadiene Ligands

Kazunori Takanashi, Vladimir Ya. Lee, Masaaki Ichinohe, Akira Sekiguchi

Journal:

European Journal of Inorganic Chemistry

Year:

2007

Language:

english

File:

PDF, 142 KB

english, 2007

38

(η5-Cyclopentadienyl)(η4-tetrasila- and η4-trisilagermacyclobutadiene)cobalt: Sandwich Complexes Featuring Heavy Cyclobutadiene Ligands (Eur. J. Inorg. Chem. 35/2007)

Kazunori Takanashi, Vladimir Ya. Lee, Masaaki Ichinohe, Akira Sekiguchi

Journal:

European Journal of Inorganic Chemistry

Year:

2007

Language:

english

File:

PDF, 514 KB

english, 2007

39

Tetrakis(trimethylsilyl)cyclobutadiene Dianion Alkaline Earth Metal Salts: New Members of the 6π-Electron Aromatics Family

Kazunori Takanashi, Akira Inatomi, Vladimir Ya. Lee, Masaaki Nakamoto, Masaaki Ichinohe, Akira Sekiguchi

Journal:

European Journal of Inorganic Chemistry

Year:

2008

Language:

english

File:

PDF, 189 KB

english, 2008

40

Interconversion of cyclotrimetallenes and dihalocyclotrimetallanes consisting of group 14 elements

Vladimir Ya. Lee, Tadahiro Matsuno, Masaaki Ichinohe, Akira Sekiguchi

Journal:

Heteroatom Chemistry

Year:

2001

Language:

english

File:

PDF, 77 KB

english, 2001

41

A stable silagermene (tBu3Si)2Si=Ge(mes)2 (mes = 2,4,6-trimethylphenyl): Synthesis, X-ray crystal structure, and thermal isomerization

Masayasu Igarashi, Masaaki ıchinohe, Akira Sekiguchi

Journal:

Heteroatom Chemistry

Year:

2008

Language:

english

File:

PDF, 106 KB

english, 2008

42

Heavy cyclopropene analogues R4SiGe2 and R4Ge3 (R = SiMetBu2) – New members of the cyclic digermenes family

Vladimir Ya. Lee, Hiroyuki Yasuda, Masaaki Ichinohe, Akira Sekiguchi

Journal:

Journal of Organometallic Chemistry

Year:

2007

Language:

english

File:

PDF, 253 KB

english, 2007

43

Heavy analogues of the 6π-electron anionic ring systems: Cyclopentadienide ion and cyclobutadiene dianion

Vladimir Ya. Lee, Kazunori Takanashi, Risa Kato, Tadahiro Matsuno, Masaaki Ichinohe, Akira Sekiguchi

Journal:

Journal of Organometallic Chemistry

Year:

2007

Language:

english

File:

PDF, 786 KB

english, 2007

44

Silicon version of enamines: Amino-substituted disilenes by the reactions of the disilyne RSiSiR (R = SiiPr[CH(SiMe3)2]2) with amines

Katsuhiko Takeuchi, Masao Ikoshi, Masaaki Ichinohe, Akira Sekiguchi

Journal:

Journal of Organometallic Chemistry

Year:

2011

Language:

english

File:

PDF, 565 KB

english, 2011

45

Stable aromatic compounds containing heavier Group 14 elements

Vladimir Ya Lee, Akira Sekiguchi, Masaaki Ichinohe, Norihisa Fukaya

Journal:

Journal of Organometallic Chemistry

Year:

2000

Language:

english

File:

PDF, 193 KB

english, 2000

46

Reaction of disilagermirenes with phenylacetylene: from a germasilene GeSi to a metalladiene of the type SiGeCC

Vladimir Ya Lee, Masaaki Ichinohe, Akira Sekiguchi

Journal:

Journal of Organometallic Chemistry

Year:

2001

Language:

english

File:

PDF, 240 KB

english, 2001

47

Disilagermirenes: heavy cyclopropenes of Si and Ge atoms

Vladimir Ya Lee, Masaaki Ichinohe, Akira Sekiguchi

Journal:

Journal of Organometallic Chemistry

Year:

2003

Language:

english

File:

PDF, 308 KB

english, 2003

48

Reduction of the 1,4,5,8-tetrasila-1,4,5,8-tetrahydroanthracene derivative with lithium metal. Isolation and characterization of the tetralithium salt of a tetraanion, and observation of an Si–H⋯Li+ interaction

Tsukasa Matsuo, Hidetoshi Watanabe, Masaaki Ichinohe, Akira Sekiguchi

Journal:

Inorganic Chemistry Communications

Year:

1999

Language:

english

File:

PDF, 170 KB

english, 1999

49

Reactivity of the disilyne RSiSiR (R = SiiPr[CH(SiMe3)2]2) toward bis(silylcyanide) forming a 1,4-diaza-2,3-disilabenzene analog

Katsuhiko Takeuchi, Masaaki Ichinohe, Akira Sekiguchi, Jing-Dong Guo, Shigeru Nagase

Journal:

Journal of Physical Organic Chemistry

Year:

2010

Language:

english

File:

PDF, 343 KB

english, 2010

50

Synthesis of a low-bandgap polymer bearing side groups containing phenoxy radicals

Yu Innami, Rafaёl H. L. Kiebooms, Tamotsu Koyano, Masaaki Ichinohe, Satoshi Ohkawa, Kohsuke Kawabata, Masataka Kawamatsu, Kiyoto Matsuishi, Hiromasa Goto

Journal:

Journal of Materials Science

Year:

2011

Language:

english

File:

PDF, 435 KB

english, 2011