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FUNCTIONS AND PROPERTIES OF ORGANOSILICON AND RELATED COMPOUNDS

Research Project

Project/Area Number 02102004
Research Category

Grant-in-Aid for Specially Promoted Research

Allocation TypeSingle-year Grants
Research InstitutionTOHOKU UNIVERSITY

Principal Investigator

SAKURAI Hideki  TOHOKU UNIVERSITY,DEPARTMENT OF CHEMISTRY PROFESSOR, 理学部, 教授 (70025873)

Co-Investigator(Kenkyū-buntansha) SAKAMOTO Kenkichi  TOHOKU UNIVERSITY,DEPARTMENT OF CHEMISTRY ASSISTANT PROFESSOR, 理学部, 助手 (50187035)
SEKIGUCHI Akira  TOHOKU UNIVERSITY,DEPARTMENT OF CHEMISTRY ASSOCIATE PROFESSOR, 理学部, 助教授 (90143164)
Project Period (FY) 1990 – 1993
Project Status Completed (Fiscal Year 1993)
Budget Amount *help
¥175,000,000 (Direct Cost: ¥175,000,000)
Fiscal Year 1993: ¥20,000,000 (Direct Cost: ¥20,000,000)
Fiscal Year 1992: ¥20,000,000 (Direct Cost: ¥20,000,000)
Fiscal Year 1991: ¥45,000,000 (Direct Cost: ¥45,000,000)
Fiscal Year 1990: ¥90,000,000 (Direct Cost: ¥90,000,000)
Keywordsorganosilicon compound / organic synthesis / organosilicon polymer / photochemistry / distorted compound / hypercoordination / silicenium ion / dianion / ジシレン / レーザーフラッシュホトリシス / 付加反応 / 立体化学 / ポリシラン / アニオン重合 / 発光スペクトル / 伝導度 / 不斉誘導 / 光反応 / 3配位IV B族カチオン / 5配位ケイ素化合物 / シリセニウムイオン / ジアルキルスタンニレン / シリルベンゼンジアニオン / クラスタ-型化合物 / アリ-ルオリゴシラン / 3重項 / アリルシラン / ベンゼンジアニオン / 分子内電荷移動 / ab initio分子軌道法
Research Abstract

This Specially Promoted Research Program was carried out in four areas : 1. Reactions of organosilicon compounds as strategies for organic synthesis, 2. Synthesis and properties of novel organosilicon and related compounds, 3. Novel organosilicon polymer, and 4. Photochemistry of organosilicon and related compounds.
1. Reactions of organosilicon compounds as strategies for organic synthesis
1.1 Silicenium-base complexes. 1.2 Reaction mechanism of hypercoordinate organosilicon compounds. 1.3 Novel hypercoordinate organosilicon compounds with troponate ligands. 1.4 Low-coordinate organosilicon compounds. 1.5 Stereochemistry of the reactions of silene and disilene with alcohol. 1.6 Organic synthesis using hypercoordinate organosilicon compounds.
2. Synthesis and properties of novel organosilicon and related compounds
2.1 Synthesis and structures of silyl substituted ethylene dianion. 2.2 Synthesis and properties of hexasilylbenzenes. 2.3 Merry-go-round degenerate fluorine migration of hexakis (fluorodimethylsilyl) benzene. 2.4 Pentasilylcyclopentadienide. 2.5 Cyclophanes bridged by IVB group M-M bonds. 2.6 Silicon and germanium clusters
3. Novel organosilicon polymer
3.1 Anionic polymerization of masked disilene. 3.2 Dynamics of polysilanes by spin level method. 3.3 Polysilane dendrimer
4. Photochemistry of organosilicon and related compounds.
4.1 Photochemistry of disilanylquinones and disilanyldienones. 4.2 Photophysics of sigmapi electron systems

Report

(5 results)
  • 1993 Annual Research Report   Final Research Report Summary
  • 1992 Annual Research Report
  • 1991 Annual Research Report
  • 1990 Annual Research Report
  • Research Products

    (188 results)

All Other

All Publications (188 results)

  • [Publications] H.Sakurai: "Synthesis,properties,and molecular structure of highly distorted hexakis (trimethylsily) benzene" J.Am.Chem.Soc.112. 1799-1803 (1990)

    • Description
      「研究成果報告書概要(和文)」より
    • Related Report
      1993 Final Research Report Summary
  • [Publications] H.Sakurai: "Dual fluorescence of aryldisilanes and related compounds. Evidence for the formation of orthogonal intramolecular charge-transfer states" J.Phys.Chem.94. 1837-1843 (1990)

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      「研究成果報告書概要(和文)」より
    • Related Report
      1993 Final Research Report Summary
  • [Publications] H.Sakurai: "Reduction of carbon-carbon multiple bonds by a combination of hydrosilane and alcohol catalyzed by palladium catalyst : A convenient procedure to introduce deuterium" Main Group Met.Chem.13. 203-209 (1990)

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      「研究成果報告書概要(和文)」より
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      1993 Final Research Report Summary
  • [Publications] H.Sakurai: "Compounds of persilyl-substitute π-electron systems" Nippon Kagaku kaishi. 439-450 (1990)

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      1993 Final Research Report Summary
  • [Publications] H.Sakurai: "Recent advances in silicon-containing cyclic polyacetylenes" Heteroatom Chemistry. (1990)

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      1993 Final Research Report Summary
  • [Publications] H.Sakurai: "Recent developments in synthetic strategies with allylsilanes : from tetracoordinate to pentacoordinate allylsilanes" Chemistry and Technology of Silicon and Tin. (1992)

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      1993 Final Research Report Summary
  • [Publications] H.Sakurai: "Synthetic strategies with allylsilanes. origin and development" Organic Synthesis in Japan. Past.Present,and Future. 347-354 (1992)

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      1993 Final Research Report Summary
  • [Publications] H.Sakurai: "Photochemistry of aryldisilanes and disilanylquinones. Novel photochemical process from intramolecular charge-transfer states" J.Photochem.Photobiol.A : Chem.65. 111-120 (1992)

    • Description
      「研究成果報告書概要(和文)」より
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      1993 Final Research Report Summary
  • [Publications] H.Sakurai: "The reaction of disilylacetylenes with cyclopentadienyl manganese. Formation of vinylidene complexes by 1,2-silyl shift" Chem.Lett.339-342 (1992)

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      1993 Final Research Report Summary
  • [Publications] H.Sakurai: "Structure and reactivity of pentacoordinate silicates and application to organic synthesis" New Aspects of Organic Chemistry II. Organic Synthesis for Materials and Life Sciences. (1992)

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      「研究成果報告書概要(和文)」より
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      1993 Final Research Report Summary
  • [Publications] H.Sakurai: "Anionic polymerization of masked disilenes to polysilylenes. Mechanism and applications" Polymer Preprint. 34(1). 218 (1993)

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      1993 Final Research Report Summary
  • [Publications] H.Sakurai: "Stereochemistry and mechanism of alcohol addition to organosilicon unsaturated species" Organosilicon Chemistry. in press.

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      1993 Final Research Report Summary
  • [Publications] H.Sakurai: "An approach to stable organic molecules of the triplet state via organosilicon route" Pure Appl.Chem.66. 1431-1438 (1994)

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      「研究成果報告書概要(和文)」より
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      1993 Final Research Report Summary
  • [Publications] H.Sakurai: "Anionic polymerization of masked disilenes to polysilylenes. Mechanism and applications" Inorganic and organometallic Polymers II,Advanced Materials and Intermediates. (1994)

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      1993 Final Research Report Summary
  • [Publications] H.Sakurai: "Hexagermaprismane,octagermacubane and related cage compounds" Frontiers of Organogermanium,Tin and Lead Chemistry. (1993)

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      1993 Final Research Report Summary
  • [Publications] H.Sakurai: "Anionic polymerization of masked disilenes : Mechanism,scope and applications" Organosilicon Chemistry from Molecules to Materials. 285-292 (1994)

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      1993 Final Research Report Summary
  • [Publications] H.Sakurai: "Silicon : Organosilicon Chemistry" Encyclopedia of Lnorganic Chemistry. 7. 3805-3821 (1994)

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      1993 Final Research Report Summary
  • [Publications] M.Kira: "Reactive intermediates and mechanistic aspects of organosilicon photoreactions" Frontier of Organosilicon Chemistry. 134-144

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      1993 Final Research Report Summary
  • [Publications] M.Kira: "Highly stereoselective allylation of aldehydes with pentacoordinate allylsilicates in hydroxylic media. Discrimination between linear and a-branched alkanals" J.Am.Chem.Soc.112. 257-260 (1990)

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      1993 Final Research Report Summary
  • [Publications] M.Kira: "Regiospecific and diastereoselective crotylation of aldimines with crotyltrifluorosilanes activated by fluoride ions" Chem.Lett.277-280 (1991)

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      1993 Final Research Report Summary
  • [Publications] M.Kira: "Conformational analysis of phenylpentamethyldisilane and related compounds as studied by free jet laser spectroscopy" Organometallics. 10. 3793-3795 (1991)

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      「研究成果報告書概要(和文)」より
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      1993 Final Research Report Summary
  • [Publications] M.Kira: "Stereochemistry and mechanism for the addition of alcohols to a cyclic silene" J.Am.Chem.Soc.113. 3986-3987 (1991)

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      「研究成果報告書概要(和文)」より
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      1993 Final Research Report Summary
  • [Publications] M.Kira: "Ab initio Mo study of the reaction of pentacoordinate allylsilicates with aldehydes" Chem.Lett.387-390 (1991)

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      1993 Final Research Report Summary
  • [Publications] M.Kira: "Synthesis and X-ray structure of the first dicoordinate dialkylstannylene that is monomeric in the solid state" J.Am.Chem.Soc.113. 7785-7787 (1991)

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      1993 Final Research Report Summary
  • [Publications] M.Kira: "The first matrix-isolation and electronic structure of vinyl-substituted silylenes" Tetrahedron Lett.33. 243-246 (1992)

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      1993 Final Research Report Summary
  • [Publications] M.Kira: "An NMR study of the formation of silyloxyonium ions by using tetrakis [3,S-bis(trifluoromethyl)phenyl] borate as counteranion" J.Am.Chem.Soc.114. 6697-6700 (1992)

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      1993 Final Research Report Summary
  • [Publications] M.Kira: "Siloxycarbonium tetrakis [3,5-bis(trifluoromethyl)phenyl] borates and their role in reactions of ketones with nucleophiles" Chem.Lett.555-558 (1992)

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      1993 Final Research Report Summary
  • [Publications] M.Kira: "An NMR study of the formation of N-silylacetonitrilium ions by using tetrakis [3,5-bis(trifluoromethyl)phenyl] borate as counteranion" Chem.Lett.153-156 (1993)

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      1993 Final Research Report Summary
  • [Publications] M.Kira: "Orthogonal intramolecular charge-transfer (OICT) excited states and photoreaction mechanism of trifluoromethyl-substituted phenyldisilanes" J.Am.Chem.Soc.115. 3116-3124 (1993)

    • Description
      「研究成果報告書概要(和文)」より
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      1993 Final Research Report Summary
  • [Publications] M.Kira: "Matrix-isolation and electronic structure of vinyl-substituted silylenes and their complexes with bases" Heteroatom Chem.5. 305-312 (1994)

    • Description
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      1993 Final Research Report Summary
  • [Publications] M.Kira: "Extraordinary large red shift of the n(Si)AE3p(Si)transition of silylenes caused by trimethylsilyl and trimethylgermyl substituents" Chem.Lett.1345-1348 (1993)

    • Description
      「研究成果報告書概要(和文)」より
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      1993 Final Research Report Summary
  • [Publications] M.Kira: "p-and m-Phenylenebis[trifluoro(phenyl)silicates] and related monosilicates" Chem.Lett.1859-1862 (1993)

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      1993 Final Research Report Summary
  • [Publications] M.Kira: "Stable tetrakis (trialkylsilyl) disilenes : Synthesis,X-ray structures,and uv/vis spectra (Remarkable substituent effects on electronic spectra)" Angew.Chem.,Int.Ed.Engl.33. 1489-1491 (1994)

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      1993 Final Research Report Summary
  • [Publications] M.Kira: "Photoreaction via non-resonant two-photon excitation : Selective silylene extrusion from 2,2-diphenyltrisilane" Chem.Lett.3-4 (1995)

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      1993 Final Research Report Summary
  • [Publications] M.Kira: "Stereoselective allylation of,b-hydroxy- and,b-amino-a,b-enones with allyltrifluorosilane / triethylamine system" Chem.Lett.(in press).

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      1993 Final Research Report Summary
  • [Publications] A.Sekiguchi: "Synthesis,Properties,and molecular structure of tetrakis (pentamethyldisilanyl) ethylene" Chem.Lett.539-542 (1990)

    • Description
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      1993 Final Research Report Summary
  • [Publications] A.Sekiguchi: "High-pressure synthesis,structure,and novel photochemical reactions of 7,7,8,8-tetramethyl-7,8-disilabicyclo[2.2.2]octa-2,5-diene" J.Chem.Soc.,Chem.Commun.341-343 (1991)

    • Description
      「研究成果報告書概要(和文)」より
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      1993 Final Research Report Summary
  • [Publications] A.Sekiguchi: "The first nonconjugated mononuclear benzene dianion. Isolation and characterization bis (tetrahvdrofuran) lithium (I)] hexakis (trimethvlsilvl) benzenide" J.Am.Chem.Soc.113. 1464-1465 (1991)

    • Description
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      1993 Final Research Report Summary
  • [Publications] A.Sekiguchi: "Molecular structure of phenyl [tris (trimethylsilyl)] ethylene dilithium complex. An orthogonal dianion" Chem.Lett.867-870 (1992)

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      1993 Final Research Report Summary
  • [Publications] A.Sekiguchi: "Bis [(dimethoxyethane) lithium (I)]-1,2,4,5-tetrakis (trimethylsilyl) benzenide. The first 6C-8π antiaromatic benzene dianion" J.Am.Chem.Soc.113. 7081-7082 (1991)

    • Description
      「研究成果報告書概要(和文)」より
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      1993 Final Research Report Summary
  • [Publications] A.Sekiguchi: "Thermolyses of hexakis (trimethylsilyl) benzene and pentakis (trimethylsilyl) toluene. The first unique trimethylsilyl-triggered rupture of benzene rings" Chem.Lett.1417-1420 (1991)

    • Description
      「研究成果報告書概要(和文)」より
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      1993 Final Research Report Summary
  • [Publications] A.Sekiguchi: "Preparation,Characterization,and crystal structures of octasilacubanes and octagermacubanes" J.Am.Chem.Soc.114. 6260-6262 (1992)

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      1993 Final Research Report Summary
  • [Publications] A.Sekiguchi: "Lithium pentakis (dimethylsilyl) cyclopentadienide and formation of isolable coordination complexes with ketones : [(R2C=O) Li {C5 (SiMe2H) 5}]" J.Am.Chem.Soc.115. 1144-1146 (1993)

    • Description
      「研究成果報告書概要(和文)」より
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      1993 Final Research Report Summary
  • [Publications] A.Sekiguchi: "Structure of 1,2-dilithioltetrakis (trimethylsilyl)] ethane in solution. observation of lithium-bridged structures and unexpected anionic rearrangement" Chem.Lett.267-270 (1993)

    • Description
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      1993 Final Research Report Summary
  • [Publications] A.Sekiguchi: "Regio- and stereochemistry and kinetics in the addition reaction of alcohols to phenyl-substituted disilenes" J.Am.Chem.Soc.115. 11460-11466 (1993)

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      1993 Final Research Report Summary
  • [Publications] A.Sekiguchi: "The “missing" hexasilaprismane : synthesis, X-ray analysis and photochemical reactions" J.Am.Chem.Soc.115. 5853-5854 (1993)

    • Description
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      1993 Final Research Report Summary
  • [Publications] A.Sekiguchi: "The Preparation of pentamethyldisilanyllithium and Isomers of heptamethyltrisilany llithium. Structural Characterization of (CH3) 5Si2Li" Organometallics. (in press).

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      1993 Final Research Report Summary
  • [Publications] A.Sekiguchi: "Cage and cluster compounds of silicon, germanium and tin" Adv.Organomet.Chem.37. 1-38 (1994)

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      1993 Final Research Report Summary
  • [Publications] A.Sekiguchi: "Lithium and sodium complexes of a tetrakissilylethylene dianion" Organometallics. (in press).

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      1993 Final Research Report Summary
  • [Publications] A.Sekiguchi: "2-Lithio-1,3-diphenylpentamethyltrisilane. A key silyllithium for polysilane dendrimers" J.Am.Chem.Soc.(in press).

    • Description
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      1993 Final Research Report Summary
  • [Publications] A.Sekiguchi: "1,1,2,2,9,9,10,10-octamethyl-1,2,9,10-tetragerma [2.2] paracyclophane : the first [2.2] paracyclophane bridged by two Ge-Ge bonds" J.Organomet.Chem.390. C27 (1990)

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      1993 Final Research Report Summary
  • [Publications] A.Sekiguchi: "Exotic polyhedral oligogermanes and related molecules" The chemistry of inorganic ring systems. (1992)

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      1993 Final Research Report Summary
  • [Publications] A.Sekiguchi: "Synthesis of cyclotetragermanes of the type of [R (Ph) Ge] 4 and conversion to [R (Cl) Ge] 4. The first functionalized cyclotetragermanes" Chem.Lett.1697 (1992)

    • Description
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      1993 Final Research Report Summary
  • [Publications] A.Sekiguchi: "Chemistry of germanium. Synthesis and characterization of cyclotetragermane and ladder polygermane with functional groups" Nippon Kagaku Zassi. 248 (1994)

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      1993 Final Research Report Summary
  • [Publications] K.Sakamoto: "Highly ordered high molecular weight alternating polysilylene copolymer prepared by anionic polymerization of masked disilene" Macromolecules. 23. 4494-4496 (1990)

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      1993 Final Research Report Summary
  • [Publications] K.Sakamoto: "Preparation and photochemistry of disilanyl quinones : Formation of novel sila-m-quinomethane intermediates" J.Am.Chem.Soc.113. 1466-1468 (1991)

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      1993 Final Research Report Summary
  • [Publications] K.Sakamoto: "Decamethyl-1,4,5,8,11,12-hexasilabicyclo [6.6.0] tetradeca-2,6,9,13-tetrayne" Chem.Lett.549-552 (1991)

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      1993 Final Research Report Summary
  • [Publications] K.Sakamoto: "Photochemistry of disilanylcyclohexenones. ESR detection of a novel silatrimethylenemethane intermediate" Chem.Lett.1029-1032 (1992)

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      「研究成果報告書概要(和文)」より
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      1993 Final Research Report Summary
  • [Publications] K.Sakamoto: "Anionic polymerization of masked disilenes. Regioselective synthesis of monomers, structures of polymers and mechanism of initiation for polysilylenes of the tvpe of (R1R2SiSiMe2)n" Polymer. 35. 4990-4997 ((1994))

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      「研究成果報告書概要(和文)」より
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      1993 Final Research Report Summary
  • [Publications] K.Ebata: "Hexakis (fluorodimethylsilyl) benzene,hexakis (methoxydimethylsilyl) benzene,and related compounds. Novel neutral pentacoordinate structures for silicon and merry-go-round degenerate fluorine migration" J.Am.Chem.Soc.116. 3595-3596 (1994)

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      1993 Final Research Report Summary
  • [Publications] K.Maeda: "Phosphorescence from the delocalized triplet state of polysilylenes" J.Phys.Chem. 97. 12144-12146 (1993)

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      1993 Final Research Report Summary
  • [Publications] K.Sakamoto: "Synthesis,properties,and reactions of hexasilyl-3,3′-bicyclopropenyls and related compounds" Chem.Lett.1675-1678 (1993)

    • Description
      「研究成果報告書概要(和文)」より
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      1993 Final Research Report Summary
  • [Publications] K.Sakamoto: "On the thermochromism of polysilylene copolymers of the highly ordered structure" Macromolecules. 27. 881-882 (1994)

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      1993 Final Research Report Summary
  • [Publications] T.Sanji: "Thermochromic behavior of polysilanes in dependence on sequence length" Bull.Chem.Soc.Jpn.(in press).

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      1993 Final Research Report Summary
  • [Publications] T.Sanji: "Dynamics of polysilane chain in dilute solution as studied by spin labeling" Chem.Lett.291 (1995)

    • Description
      「研究成果報告書概要(和文)」より
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      1993 Final Research Report Summary
  • [Publications] T.Sanji: "Formation of ordered phases on the thermochromic transition of polysilanes" Macromolecules. (in press).

    • Description
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      1993 Final Research Report Summary
  • [Publications] Y.Nakadaira: "Photo-induced electron transfer reaction of polysilanes. Intramolecular trapping of a transient silyl radical cation with a nucleophile" Chem.Lett.327-330 (1991)

    • Description
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      1993 Final Research Report Summary
  • [Publications] Y.Nakadaira: "Mass spectral fragmentation of polysilanylakanols. The analogies between mass spectrometry and photo-induced electron transfer" Chem.Lett.601-602 (1991)

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      1993 Final Research Report Summary
  • [Publications] Y.Nakadaira: "Preparation and structure of silacycloheptatriene" Organometallics. 10. 435-442 (1991)

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      1993 Final Research Report Summary
  • [Publications] Y.Nakadaira: "Photochemically induced [2+2] cycloaddition of a silacyclopentadiene with carbondisulfide" Tetrahedron Lett.33. 4013-4016 (1992)

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      「研究成果報告書概要(和文)」より
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      1993 Final Research Report Summary
  • [Publications] Y.Nakadaira: "Synthesis of stanna-and germa-cycloheptatrienes" J.Organomet.Chem.441. 411-417 (1992)

    • Description
      「研究成果報告書概要(和文)」より
    • Related Report
      1993 Final Research Report Summary
  • [Publications] H.Sakurai, K.Ebata, C.Kabuto, and A.Sekiguchi: "Synthesis, properties, and molecular structure of highly distorted hexakis (trimethylsilyl) benzene" J.Am.Chem.Soc.112. 1799-1803 (1990)

    • Description
      「研究成果報告書概要(欧文)」より
    • Related Report
      1993 Final Research Report Summary
  • [Publications] H.Sakurai, H.Sugiyama, and M.Kira: "Dual fluorescence of aryldisilanes and related compounds. Evidence for the formation of orthogonal intramolecular charge-transfer states" J.Phys.Chem.94. 1837-1843 (1990)

    • Description
      「研究成果報告書概要(欧文)」より
    • Related Report
      1993 Final Research Report Summary
  • [Publications] H.Sakurai, J.Abe, and K.Sakamoto: "Reduction of carbon-carbon multiple bonds by a combination of hydrosilane and alcohol catalyzed by palladium catalyst : A convenient procedure to introduce deuterium" Main Group Met.Chem.13. 203-209 (1990)

    • Description
      「研究成果報告書概要(欧文)」より
    • Related Report
      1993 Final Research Report Summary
  • [Publications] H.Sakurai: "Compounds of persilyl-substituted pi-electron systems" Nippon Kagaku Kaishi. 439-450 (1990)

    • Description
      「研究成果報告書概要(欧文)」より
    • Related Report
      1993 Final Research Report Summary
  • [Publications] H.Sakurai: "Recent advances in silicon-containing cyclic polyacetylenes" Heteroatom Chemistry. (1990)

    • Description
      「研究成果報告書概要(欧文)」より
    • Related Report
      1993 Final Research Report Summary
  • [Publications] H.Sakurai: "Recent developments in synthetic strategies with allylsilanes : from tetracoordinate to pentacoordinate allylsilanes" Chemistry and Technology of Silicon and Tin. (1992)

    • Description
      「研究成果報告書概要(欧文)」より
    • Related Report
      1993 Final Research Report Summary
  • [Publications] H.Sakurai: "Synthetic strategies with allylsilanes. origin and development" Organic Synthesis in Japan. Past, Present, and Future. 347-354 (1992)

    • Description
      「研究成果報告書概要(欧文)」より
    • Related Report
      1993 Final Research Report Summary
  • [Publications] H.Sakurai, J.Abe, and K.Sakamoto: "Photochemistry of aryldisilanes and disilanylquinones. Novel photochemical process from intramolecular charge-transfer states" J.Photochem.Photobiol.A : Chem.65. 111-120 (1992)

    • Description
      「研究成果報告書概要(欧文)」より
    • Related Report
      1993 Final Research Report Summary
  • [Publications] H.Sakurai, T.Fujii, and K.Sakamoto: "The reaction of disilylacetylenes with cyclopentadienyl manganese. Formation of vinylidene complexes by 1,2-silyl shift" Chem.Lett.339-342 (1992)

    • Description
      「研究成果報告書概要(欧文)」より
    • Related Report
      1993 Final Research Report Summary
  • [Publications] H.Sakurai: "Structure and reactivity of pentacoordinate silicates and application to organic synthesis" New Aspects of Organic Chemistry II.Organic Synthesis for Materials and Life Sciences. (1992)

    • Description
      「研究成果報告書概要(欧文)」より
    • Related Report
      1993 Final Research Report Summary
  • [Publications] H.Sakurai, K.Sakamoto, Y.Funada, and M.Yoshida: "Anionic polymerization of masked disilenes to polysilylenes. Mechanism and applications" Polymer Preprint. 34 (1). 218 (1993)

    • Description
      「研究成果報告書概要(欧文)」より
    • Related Report
      1993 Final Research Report Summary
  • [Publications] H.Sakurai: "Stereochemistry and mechanism of alcohol addition to organosilicon unsaturated species" Organosilicon Chemistry. (in press). (1995)

    • Description
      「研究成果報告書概要(欧文)」より
    • Related Report
      1993 Final Research Report Summary
  • [Publications] H.Sakurai: "An approach to stable organic molecules of the triplet state via organosilicon route" Pure Appl.Chem.66. 1431-1438 (1994)

    • Description
      「研究成果報告書概要(欧文)」より
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      1993 Final Research Report Summary
  • [Publications] H.Sakurai, K.Sakamoto, Y.Funada, and M.Yoshida: "Anionic polymerization of masked disilenes to polysilylenes. Mechanism and applications" Inorganic and organometallic Polymers II, Advanced Materials and Intermediates. (1994)

    • Description
      「研究成果報告書概要(欧文)」より
    • Related Report
      1993 Final Research Report Summary
  • [Publications] H.Sakurai and A.Sekiguchi: "Hexagermaprismane, octagermacubane and related cage compounds" Frontiers of Organogermanium, Tin and Lead Chemistry. (1993)

    • Description
      「研究成果報告書概要(欧文)」より
    • Related Report
      1993 Final Research Report Summary
  • [Publications] H.Sakurai: "Anionic polymerization of masked disilenes : Mechanism, scope and applications" Organosilicon Chemistry from Molecules to Materials. 285-292 (1994)

    • Description
      「研究成果報告書概要(欧文)」より
    • Related Report
      1993 Final Research Report Summary
  • [Publications] H.Sakurai: "Silicon : Organosilicon Chemistry" Encyclopedia of Lnorganic Chemistry. 7. 3805-3821 (1994)

    • Description
      「研究成果報告書概要(欧文)」より
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      1993 Final Research Report Summary
  • [Publications] M.Kira, T.Taki, T.Maruyama, and H,Sakurai: "Reactive intermediates and mechanistic aspects of organosilicon photoreactions" Frontier of Organosilicon Chemistry. 134-144 (1990)

    • Description
      「研究成果報告書概要(欧文)」より
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      1993 Final Research Report Summary
  • [Publications] M.Kira, K.Sato, and H.Sakurai: "Highly stereoselective allylation of aldehydes with pentacoordinate allylsilicates in hydroxylic media. Discrimination between linear and a-branched alkanals" J.Am.Chem.Soc.112. 257-260 (1990)

    • Description
      「研究成果報告書概要(欧文)」より
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      1993 Final Research Report Summary
  • [Publications] M.Kira, T.Hino, and H.Sakurai: "Regiospecific and diastereoselective crotylation of aldimines with crotyltrifluorosilanes activated by fluoride ions" Chem.Lett.277-280 (1991)

    • Description
      「研究成果報告書概要(欧文)」より
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      1993 Final Research Report Summary
  • [Publications] M.Kira, T.Miyazawa N.Mikami and H.Sakurai: "Conformational analysis of phenylpentamethyldisilane and related compounds as studied by free jet laser spectroscopy" Organometallics. 10. 3793-3795 (1991)

    • Description
      「研究成果報告書概要(欧文)」より
    • Related Report
      1993 Final Research Report Summary
  • [Publications] M.Kira, T.Maruyama, and H.Sakurai: "Stereochemistry and mechanism for the addition of alcohols to a cyclic silene" J.Am.Chem.Soc.113. 3986-3987 (1991)

    • Description
      「研究成果報告書概要(欧文)」より
    • Related Report
      1993 Final Research Report Summary
  • [Publications] M.Kira, K.Sato, H.Sakurai, M.Hada, M.Izawa and J.Ushio: "Ab initio Mo study of the reaction of pentacoordinate allylsilicates with aldehydes" Chem.Lett.387-390 (1991)

    • Description
      「研究成果報告書概要(欧文)」より
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      1993 Final Research Report Summary
  • [Publications] M.Kira, R.Yauchibara, R.Hirano, C.Kabuto, and H.Sakurai: "Synthesis and X-ray structure of the first dicoordinate dialkylstannylene that is monomeric in the solid state" J.Am.Chem.Soc.113. 7785-7787 (1991)

    • Description
      「研究成果報告書概要(欧文)」より
    • Related Report
      1993 Final Research Report Summary
  • [Publications] M.Kira, T.Maruyama, and H.Sakurai: "The first matrix-isolation and electronic structure of vinyl-substituted silylenes" Tetrahedron Lett.33. 243-246 (1992)

    • Description
      「研究成果報告書概要(欧文)」より
    • Related Report
      1993 Final Research Report Summary
  • [Publications] M.Kira, T.Hino, and H.Sakurai: "An NMR study of the formation of silyloxyonium ions by using tetrakis [3, S-bis (trifluoromethyl) phenyl] borate as counteranion" J.Am.Chem.Soc.114. 6697-6700 (1992)

    • Description
      「研究成果報告書概要(欧文)」より
    • Related Report
      1993 Final Research Report Summary
  • [Publications] M.Kira, T.Hino, and H.Sakurai: "Siloxycarbenium tetrakis [3,5-bis (trifluoromethyl) phenyl] borates and their role in reactions of ketones with nucleophiles" Chem.Lett.555-558 (1992)

    • Description
      「研究成果報告書概要(欧文)」より
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      1993 Final Research Report Summary
  • [Publications] M.Kira, T.Hino, and H.Sakurai: "An NMR study of the formation of N-silylacetonitrilium ions by using tetrakis [3,5-bis (trifluoromethyl) phenyl] borate as counteranion" Chem.Lett.153-156 (1993)

    • Description
      「研究成果報告書概要(欧文)」より
    • Related Report
      1993 Final Research Report Summary
  • [Publications] M.Kira, T.Miyazawa, H.Sugiyama, M.Yamaguchi, and H.Sakurai: "Orthogonal intramolecular charge-transfer (OICT) excited states and photoreaction mechanism of trifluoromethyl-substituted phenyldisilanes" J.Am.Chem.Soc.115. 3116-3124 (1993)

    • Description
      「研究成果報告書概要(欧文)」より
    • Related Report
      1993 Final Research Report Summary
  • [Publications] M.Kira, T.Maruyama, and H.Sakurai: "Matrix-isolation and electronic structure of vinyl-substituted silylenes and their complexes with bases" Heteroatom Chem.5. 305-312 (1994)

    • Description
      「研究成果報告書概要(欧文)」より
    • Related Report
      1993 Final Research Report Summary
  • [Publications] M.Kira, T.Maruyama, and H.Sakurai: "Extraordinary large red shift of the n (Si)AE3p (Si) transition of silylenes caused by trimethylsilyl and trimethylgermyl substituents" Chem.Lett.1345-1348 (1993)

    • Description
      「研究成果報告書概要(欧文)」より
    • Related Report
      1993 Final Research Report Summary
  • [Publications] M.Kira, T.Hoshi, C.Kabuto, and H.Sakurai: "p-and m-Phenylenebis [trifluoro (phenyl) silicates] and related monosilicates" Chem.Lett.1859-1862 (1993)

    • Description
      「研究成果報告書概要(欧文)」より
    • Related Report
      1993 Final Research Report Summary
  • [Publications] M.Kira, T.Maruyama, C.Kabuto, K.Ebata, and H.Sakurai: "Stable tetrakis (trialkylsilyl) disilenes : Synthesis, X-ray structures, and uv/vis spectra (Remarkable substituent effects on electronic spectra)" Angew.Chem., Int.Ed.Engl.33. 1489-1491 (1994)

    • Description
      「研究成果報告書概要(欧文)」より
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      1993 Final Research Report Summary
  • [Publications] M.Kira, T.Miyazawa, S.Koshihara, Y.Segawa, and H.Sakurai: "Photoreaction via non-resonant two-photon excitation : Selective silylene extrusion from 2,2-diphenyltrisilane" Chem.Lett.3-4 (1995)

    • Description
      「研究成果報告書概要(欧文)」より
    • Related Report
      1993 Final Research Report Summary
  • [Publications] M.Kira, K.Sato, K.Sekimoto, R.Gewald, and H.Sakurai: "Stereoselective allylation of, b-hydroxy- and, b-amino-a, b-enones with allyltrifluorosilane/triethylamine system" Chem.Lett.(in press). (1995)

    • Description
      「研究成果報告書概要(欧文)」より
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      1993 Final Research Report Summary
  • [Publications] A.Sekiguchi, K.Ebata, C.Kabuto, and H.Sakurai: "Synthesis, properties, and molecular structure of tetrakis (pentamethyldisilanyl) ethylene" Chem.Lett.539-542 (1990)

    • Description
      「研究成果報告書概要(欧文)」より
    • Related Report
      1993 Final Research Report Summary
  • [Publications] A.Sekiguchi, I.Maruki, K.Ebata, C.Kabuto, and H.Sakurai: "High-pressure synthesis, structure, and novel photochemical reactions of 7,7,8,8-tetramethyl-7,8-disilabicyclo [2.2.2] octa-2,5-diene" J.Chem.Soc., Chem.Commun. 341-343 (1991)

    • Description
      「研究成果報告書概要(欧文)」より
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      1993 Final Research Report Summary
  • [Publications] A.Sekiguchi, K.Ebata, C.Kabuto, and H.Sakurai: "The first nonconjugated mononuclear benzene dianion. Isolation and characterization of bis (tetrahydrofuran) lithium (I)] hexakis (trimethylsilyl) benzenide" J.Am.Chem.Soc.113. 1464-1465 (1991)

    • Description
      「研究成果報告書概要(欧文)」より
    • Related Report
      1993 Final Research Report Summary
  • [Publications] A.Sekiguchi, T.Nakanishi, C.Kabuto, and H.Sakurai: "Molecular structure of phenyl [tris (trimethylsilyl)] ethylene dilithium complex. An orthogonal dianion" Chem.Lett.867-870 (1992)

    • Description
      「研究成果報告書概要(欧文)」より
    • Related Report
      1993 Final Research Report Summary
  • [Publications] A.Sekiguchi, K.Ebata, C.Kabuto, and H.Sakurai: "Bis [(dimethoxyethane) lithium (I)]-1,2,4,5-tetrakis (trimethylsilyl) benzenide. The first 6C-8pi antiaromatic benzene dianion" J.Am.Chem.Soc.113. 7081-7082 (1991)

    • Description
      「研究成果報告書概要(欧文)」より
    • Related Report
      1993 Final Research Report Summary
  • [Publications] A.Sekiguchi, K.Ebata, Y.Terui, and H.Sakurai: "Thermolyses of hexakis (trimethylsilyl) benzene and pentakis (trimethylsilyl) toluene. The first unique trimethylsilyl-triggered rupture of benzene rings" Chem.Lett.1417-1420 (1991)

    • Description
      「研究成果報告書概要(欧文)」より
    • Related Report
      1993 Final Research Report Summary
  • [Publications] A.Sekiguchi, T.Yatabe, H.Kamatani, C.Kabuto, and H.Sakurai: "Preparation, characterization, and crystal structures of octasilacubanes and octagermacubanes" J.Am.Chem.Soc.114. 6260-6262 (1992)

    • Description
      「研究成果報告書概要(欧文)」より
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      1993 Final Research Report Summary
  • [Publications] A.Sekiguchi, Y.Sugai, K.Ebata, C.Kabuto, and H.Sakurai: "Lithium pentakis (dimethylsilyl) cyclopentadienide and formation of isolable coordination complexes with ketones : [(R2C=O) Li.{C5 (SiMe2H) 5}]" J.Am.Chem.Soc.115. 1144-1146 (1993)

    • Description
      「研究成果報告書概要(欧文)」より
    • Related Report
      1993 Final Research Report Summary
  • [Publications] A.Sekiguchi, M.Ichinohe, T.Nakanishi, and H.Sakurai: "Structure of 1,2-dilithioltetrakis (trimethylsilyl)] ethane in solution. observation of lithium-bridged structures and unexpected anionic rearrangement" Chem.Lett.267-270 (1993)

    • Description
      「研究成果報告書概要(欧文)」より
    • Related Report
      1993 Final Research Report Summary
  • [Publications] A.Sekiguchi, I.Maruki, and H.Sakurai: "Regio- and stereochemistry and kinetics in the addition reaction of alcohols to phenyl-substituted disilenes" J.Am.Chem.Soc.115. 11460-11466 (1993)

    • Description
      「研究成果報告書概要(欧文)」より
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      1993 Final Research Report Summary
  • [Publications] A.Sekiguchi, T.Yatabe, C.Kabuto, and H.Sakurai: "The "missing" hexasilaprismane : synthesis, X-ray analysis and photochemical reactions" J.Am.Chem.Soc.115. 5853-5854 (1993)

    • Description
      「研究成果報告書概要(欧文)」より
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      1993 Final Research Report Summary
  • [Publications] A.Sekiguchi, M.Nanjo, C.Kabuto, and H.Sakurai: "The Preparation of Pentamethyldisilanyllithium and Isomers of Heptamethyl-trisilanyllithium. Structural Characterization of (CH3) 5Si2Li" Organometallics. (in press). (1995)

    • Description
      「研究成果報告書概要(欧文)」より
    • Related Report
      1993 Final Research Report Summary
  • [Publications] A.Sekiguchi and H.Sakurai: "Cage and cluster compounds of silicon, germanium and tin" Adv.Organomet.Chem. 37. 1-38 (1994)

    • Description
      「研究成果報告書概要(欧文)」より
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      1993 Final Research Report Summary
  • [Publications] A.Sekiguchi, M.Ichinohe, C.Kabuto, and H.Sakurai: "Lithium and sodium complexes of a tetrakissilylethylene dianion" Organometallics. (in press). (1995)

    • Description
      「研究成果報告書概要(欧文)」より
    • Related Report
      1993 Final Research Report Summary
  • [Publications] A.Sekiguchi, M.Nanjo, C.Kabuto, and H.Sakurai: "2-Lithio-1,3-diphenylpentamethyltrisilane. A key silyllithium for polysilane dendrimers" J.Am.Chem.Soc.(in press). (1995)

    • Description
      「研究成果報告書概要(欧文)」より
    • Related Report
      1993 Final Research Report Summary
  • [Publications] A.Sekiguchi, T.Yatabe, C.Kabuto, and H.Sakurai: "1,1,2,2,9,9,10,10-octamethyl-1,2,9,10-tetragerma [2.2] paracyclophane : the first [2.2] paracyclophane bridged by two Ge-Ge bonds" J.Organomet.Chem.390. C27 (1990)

    • Description
      「研究成果報告書概要(欧文)」より
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      1993 Final Research Report Summary
  • [Publications] A.Sekiguchi, and H.Sakurai: "Exotic polyhedral oligogermanes and related molecules" The chemistry of inorganic ring systems. (1992)

    • Description
      「研究成果報告書概要(欧文)」より
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      1993 Final Research Report Summary
  • [Publications] A.Sekiguchi, T.Yatabe, H.Naito, C.Kabuto, and H.Sakurai: "Synthesis of cyclotetragermanes of the type of [R (Ph) Ge] 4 and conversion to [R (Cl) Ge] 4. The first functionalized cyclotetragermanes" Chem.Lett.1697 (1992)

    • Description
      「研究成果報告書概要(欧文)」より
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      1993 Final Research Report Summary
  • [Publications] A.Sekiguchi, H.Naito, C.Kabuto, and H.Sakurai: "Chemistry of germanium. Synthesis and characterization of cyclotetragermane and ladder polygermane with functional groups" Nippon Kgaku Zassi. 248 (1994)

    • Description
      「研究成果報告書概要(欧文)」より
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      1993 Final Research Report Summary
  • [Publications] K.Sakamoto, M.Yoshida, and H.Sakurai: "Highly ordered high molecular weight alternating polysilylene copolymer prepared by anionic polymerization of masked disilene" Macromolecules. 23. 4494-4496 (1990)

    • Description
      「研究成果報告書概要(欧文)」より
    • Related Report
      1993 Final Research Report Summary
  • [Publications] K.Sakamoto, and H.Sakurai: "Preparation and photochemistry of disilanyl quinones : Formation of novel sila-m-quinomethane intermediates" J.Am.Chem.Soc.113. 1466-1468 (1991)

    • Description
      「研究成果報告書概要(欧文)」より
    • Related Report
      1993 Final Research Report Summary
  • [Publications] K.Sakamoto, M.Tsumura, and H.Sakurai: "Decamethyl-1,4,5,8,11,12-hexasilabicyclo [6.6.0] tetradeca-2,6,9,13-tetrayne" Chem.Lett.549-552 (1991)

    • Description
      「研究成果報告書概要(欧文)」より
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      1993 Final Research Report Summary
  • [Publications] K.Sakamoto, J.Abe, and H.Sakurai: "Photochemistry of disilanylcyclohexenones. ESR detection of a novel silatrimethylenemethane intermediate" Chem.Lett.1029-1032 (1992)

    • Description
      「研究成果報告書概要(欧文)」より
    • Related Report
      1993 Final Research Report Summary
  • [Publications] K.Sakamoto, M.Yoshida, and H.Sakurai: "Anionic polymerization of masked disilenes. Regioselective synthesis of monomers, structures of polymers and mechanism of initiation for polysilylenes of the type of (R1R2SiSiMe2) n" Polymer. 35. 4990-4997 (1994)

    • Description
      「研究成果報告書概要(欧文)」より
    • Related Report
      1993 Final Research Report Summary
  • [Publications] K.Ebata, T.Inada, C.Kabuto, and H.Sakurai: "Hexakis (fluorodimethylsilyl) benzene, hexakis (methoxydimethylsilyl) benzene, and related compounds. Novel neutral pentacoordinate structures for silicon and merry-go-round degenerate fluorine migration" J.Am.chem.Soc.116. 3595-3596 (1994)

    • Description
      「研究成果報告書概要(欧文)」より
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      1993 Final Research Report Summary
  • [Publications] K.Maeda, K.Shimizu, T.Azumi, M.Yoshida, K.Sakamoto, and H.Sakurai: "Phosphorescence from the delocalized triplet state of polysilylenes" J.Phys.Chem.97. 12144-12146 (1993)

    • Description
      「研究成果報告書概要(欧文)」より
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      1993 Final Research Report Summary
  • [Publications] K.Sakamoto, T.Saeki, and H.Sakurai: "Synthesis, properties, and reactions of hexasilyl-3,3'-bicyclopropenyls and related compounds" Chem.Lett.1675-1678 (1993)

    • Description
      「研究成果報告書概要(欧文)」より
    • Related Report
      1993 Final Research Report Summary
  • [Publications] K.Sakamoto, M.Yoshida, and H.Sakurai: "On the thermochromism of polysilylene copolymers of the highly ordered structure" Macromolecules. 27. 881-882 (1994)

    • Description
      「研究成果報告書概要(欧文)」より
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      1993 Final Research Report Summary
  • [Publications] T.Sanji, K.Sakamoto, and H.Sakurai: "Thermochromic behavior of polysilanes in dependence on sequence length" Bull.Chem.Soc.Jpn.(in press). (1995)

    • Description
      「研究成果報告書概要(欧文)」より
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      1993 Final Research Report Summary
  • [Publications] T.Sanji, K.Sakamoto, and H.Sakurai: "Dynamics of polysilane chain in dilute solution as studied by spin labeling" Chem.Lett.291. (1995)

    • Description
      「研究成果報告書概要(欧文)」より
    • Related Report
      1993 Final Research Report Summary
  • [Publications] T.Sanji, K.Sakamoto, H.Sakurai, A.Nakazato, and K.Ono: "Formation of ordered phases on the thermochromic transition of polysilanes" Macromolecules. (in press). (1995)

    • Description
      「研究成果報告書概要(欧文)」より
    • Related Report
      1993 Final Research Report Summary
  • [Publications] Y.Nakadaira, A.Sekiguchi, Y.Funada, and H.Sakurai: "Photo-induced electron transfer reaction of polysilanes. Intramolecular trapping of a transient silyl radical cation with a nucleophile" Chem.Lett.327-330 (1991)

    • Description
      「研究成果報告書概要(欧文)」より
    • Related Report
      1993 Final Research Report Summary
  • [Publications] Y.Nakadaira, S.Otani, S.Kyushin, M.Ohashi, H.Sakurai, Y.Funada, K.Sakamoto, and A.Sekiguchi: "Mass spectral fragmentation of polysilanylalkanols. The analogies between mass spectrometry and photo-induced electron transfer" Chem.Lett.601-602 (1991)

    • Description
      「研究成果報告書概要(欧文)」より
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      1993 Final Research Report Summary
  • [Publications] Y.Nakadaira, R.Sato, and H.Sakurai: "Preparation and structure of silacycloheptatriene" Organometallics. 10. 435-442 (1991)

    • Description
      「研究成果報告書概要(欧文)」より
    • Related Report
      1993 Final Research Report Summary
  • [Publications] Y.Nakadaira, Y.Ohkura, S.Kyushin, M.ohashi, H.Sakurai, K.Ueno, and S.Kanouchi: "Photochemically induced [2+2] cycloaddition of a silacyclopentadiene with carbondisulfide" Tetrahedron Lett.33. 4013-4016 (1992)

    • Description
      「研究成果報告書概要(欧文)」より
    • Related Report
      1993 Final Research Report Summary
  • [Publications] Y.Nakadaira, R.Sato, and H.Sakurai: "Synthesis of stanna- and germa-cycloheptatrienes" J.Organomet.Chem.441. 411-417 (1992)

    • Description
      「研究成果報告書概要(欧文)」より
    • Related Report
      1993 Final Research Report Summary
  • [Publications] A.Sekiguchi: "Lithium pentakis(dimethylsilyl)cyclopentadienide and formation of isolable coordination complex with ketones:[(R_2C=O)Li{C_5(SiMe_2H)_5}]" Journal of the American Chemical Society. 115. 1144-1146 (1993)

    • Related Report
      1993 Annual Research Report
  • [Publications] A.Sekiguchi: "Structure of 1,2-dilithio[tetrakis(trimethylsilyl)]ethane in solution.Observation of lithium-bridged structures and unexpected anionic rearrangement" Chemistry Letters. 267-270 (1993)

    • Related Report
      1993 Annual Research Report
  • [Publications] M.Kira: "An NMR study of the formation of N-silylacetonitrilium ions by using tetrakis{3,5-bis-(trifluoromethyl)phenyl}borate as counteranion" Chemistry Letters. 153-156 (1993)

    • Related Report
      1993 Annual Research Report
  • [Publications] M.Kira: "σπ^* Orthogonal intramolecular charge-transfer(OICT)excited states and photoreaction mechanism of trifluoromethyl-substituted phenyldisilanes" Journal of the American Chemical Society. 115. 3116-3124 (1993)

    • Related Report
      1993 Annual Research Report
  • [Publications] A.Sekiguchi: "The“Missing"Hexasilaprismane:Synthesis,X-Ray Analysis and Photochemical Reactions" Journal of the American Chemical Society. 115. 5853-5854 (1993)

    • Related Report
      1993 Annual Research Report
  • [Publications] K.Maeda: "Phosphorescence from delocalized triplet state of polysilylenes" Journal of Physical Chemistry. 97. 12144-12149 (1993)

    • Related Report
      1993 Annual Research Report
  • [Publications] A.Sekiguchi: "Regio- and stereoselectivily and stereochemistry in the addition reaction of alcohols to phenyl-substituted disilenes" Journal of the American Chemical Society. 115. 11460-11466 (1993)

    • Related Report
      1993 Annual Research Report
  • [Publications] M.Kira: "Extraordinary larhge red shift of the n(Si)→ 3p(Si)transition of silylenes caused by trimethylsilyl and trimethylgermyl substituents" Chemistry Letters. 1345-1348 (1993)

    • Related Report
      1993 Annual Research Report
  • [Publications] K.Sakamoto: "Synthesis,properties,and reactions of hexasilyl-3,3'-bicyclopropenyls and related compounds" Chemistry Letters. 1675-1678 (1993)

    • Related Report
      1993 Annual Research Report
  • [Publications] M.Kira: "p- and m-Phenylenebis〔trifluoro(phenyl)silicates〕 and Related Monosilicates" Chemistry Letters. 1859-1862 (1993)

    • Related Report
      1993 Annual Research Report
  • [Publications] H.Sakurai: "Anionic Polymerization of Masked Disilenes to Polysilylenes.Mechanism and Applications" Polymer Preprints. 34(1). 218-219 (1993)

    • Related Report
      1993 Annual Research Report
  • [Publications] H.Sakurai: "Photochemistry of aryldisilanes and disilanyl-quinones.Novel photochemical process from intramolecular charage-transfer states" J.Photochem.Photobiol.A:Chem.65. 111-120 (1992)

    • Related Report
      1992 Annual Research Report
  • [Publications] M.Kira: "An NMR studies of the formation of silyloxyonium ions by using tetrakis[3,5-bis(trifluoromethyl)-phenyl]borate as counteranion" J.Am.Chem.Soc.114. 6697-6700 (1992)

    • Related Report
      1992 Annual Research Report
  • [Publications] M.Kira: "The first matrix-isolation and electronic structure of vinyl-substituted silylenes" Tetrahedron Lett.33. 243-246 (1992)

    • Related Report
      1992 Annual Research Report
  • [Publications] M.Kira: "Siloxycarbenium tetrakis[3,5-bis(trifluoromethyl)-phenyl]borates and their role in reactions of ketones with uncleophiles" Chem.Lett.555-558 (1992)

    • Related Report
      1992 Annual Research Report
  • [Publications] A.Sekiguchi: "Preparation,characterization,and crystal structures of octasila-and octagermacubanes" J.Am.Chem.Soc.114. 6260-6262 (1992)

    • Related Report
      1992 Annual Research Report
  • [Publications] K.Sakamoto: "Photochemistry of disilanylcyclohexenones.ESR detection of a novel silatrimethylenemethane intermediate" Chem.Lett.1029-1032 (1992)

    • Related Report
      1992 Annual Research Report
  • [Publications] M.Kira: "Stereochemistry and mechanism for the addition of alcohols to a cyclic silene" J.Am.Chem.Soc.113. 3986-3987 (1991)

    • Related Report
      1991 Annual Research Report
  • [Publications] Y.Nakadaira: "Photo-induced electron transfer reaction of polysilanes.Intramolecular trapping of a transient silyl radical cation with a nucleophile" Chem.Lett.327-330 (1991)

    • Related Report
      1991 Annual Research Report
  • [Publications] M.Kira: "Ab initio MO study of the reaction of pentacoordinate allylsilicates with aldehydes" Chem.Lett.387-390 (1991)

    • Related Report
      1991 Annual Research Report
  • [Publications] K.Sakamoto: "Decamethylー1,4,5,8,11,12ーhexasilabicyclo[6.6.0]tetradecaー2,6,9,13ーtetrayne" Chem.Lett.549-552 (1991)

    • Related Report
      1991 Annual Research Report
  • [Publications] Y.Nakadaira: "Mass spectral fragmentation of polysilanylalkanols.The analogies between mass spectrometry and photo-induced electron transfer" Chem.Lett.601-602 (1991)

    • Related Report
      1991 Annual Research Report
  • [Publications] Y.Nakadaira: "Preparation and structure of silacycloheptatriene" Organometallics. 10. 435-442 (1991)

    • Related Report
      1991 Annual Research Report
  • [Publications] H.Sakurai: "Synthetic strategies with allylsilanes.Origin and development (review)" J.Synth.Org.Chem.special issue.

    • Related Report
      1991 Annual Research Report
  • [Publications] M.Kira: "Synthesis and X-ray structure of the first di-coordinate dialkylstannylene that is monomeric in the solid state" J.Am.Chem.Soc.113. 7785-7787 (1991)

    • Related Report
      1991 Annual Research Report
  • [Publications] A.Sekiguchi: "Bis[(dimethoxyethane)lithium(I)]ー1,2,4,5ーtetrakis(trimethylsilyl)benzenide.The first 6Cー8π antiaromatic benzene dianion" J.Am.Chem.Soc.113. 7081-7082 (1991)

    • Related Report
      1991 Annual Research Report
  • [Publications] A.Sekiguchi: "Thermolyses of hexakis(trimethylsilyl)benzene and pentakis(trimethylsilyl)toluene.The first unique trimethylsilyl-triggered rupture of benzene rings" Chem.Lett.1417-1420 (1991)

    • Related Report
      1991 Annual Research Report
  • [Publications] M.Kira: "The first matrix-isolation and electronic structure of vinyl-substituted silylenes" Tetrahedron Lett.33. 243-246 (1992)

    • Related Report
      1991 Annual Research Report
  • [Publications] H.Sakurai: "Photochemistry od aryldisilanes and disilanylquinones.Novel photochemical process from intramolecular chargetransfer states" Photochem.Photobiol.A:Chemistry. 55. (1992)

    • Related Report
      1991 Annual Research Report
  • [Publications] H.Sakurai: "The reaction of disilylacetylenes with cyclopentadienyl manganese.Formation of vinylidene complexes by 1,2-silyl shift" Chem.Lett.339-342 (1992)

    • Related Report
      1991 Annual Research Report
  • [Publications] A.Sekiguchi: "HighーPressure Synthesis,Structure,and Novel Photochemical Reactions of 7,7,8,8ーTeramethylー7,8ーdisilabicyclo[2.2.2]octaー2,5ーdiene" Chem.Commun.

    • Related Report
      1990 Annual Research Report
  • [Publications] H.Sakurai: "Reduction of carbonーcarbon multiple bonds by a combination of hydrosilane and alcohol catalyzed by palladium.A convenient procedure to introduce deuterium" Main Group Met.Chem.

    • Related Report
      1990 Annual Research Report
  • [Publications] H.Sakurai: "Recent advances in siliconーcontaining cyclic polyacetylenes" Heteroatom.Chem.

    • Related Report
      1990 Annual Research Report
  • [Publications] A.Sekiguchi: "The first nonconjugated mononuclear benzene dianion.isolation and characterization of bis[(tetrahydrofuran)lithium(I)]hexakis(trimethylsilyl)Benzenide" J.Am.Chem.Soc.113. 1464-1465 (1991)

    • Related Report
      1990 Annual Research Report
  • [Publications] K.Sakamoto: "Preparation and photochemistry of disilanylquinones:Formation of novel oxasilaーmーquinodimethane intermediates" J.Am.Chem.Soc.113. 1466-1468 (1991)

    • Related Report
      1990 Annual Research Report
  • [Publications] M.Kira: "Regiospecific and diastereoselective crotylation of aldimines with crotyltrifluorosilanes activated by fluoride ion" Chem.Lett.277-280 (1991)

    • Related Report
      1990 Annual Research Report
  • [Publications] M.Kira: "Conformational analysis of phenylpentamethyldisilane and related compounds as studied by free jet laser spectroscopy" Chem.Commun.

    • Related Report
      1990 Annual Research Report
  • [Publications] M.Kira: "Stereochemistry and mechanism for the addition of alcohols to a cyclic silene" J.Am.Chem.Soc.

    • Related Report
      1990 Annual Research Report
  • [Publications] A.Sekiguchi: "Solution structure of 1,2ーdilithio[tetrakis(trimethylsilyl)]ethane.Observation of σーand πーbonded 1,2ーdilithioethane and unexpected anionic rearrangement in THF" Organometallics.

    • Related Report
      1990 Annual Research Report
  • [Publications] A.Sekiguchi: "Molecular structure of phenyl[tris(trimethylsilyl)]ethylene dilithium complex.An orthogonal dianion" J.Am.Chem.Soc.

    • Related Report
      1990 Annual Research Report
  • [Publications] Y.Nakadaira: "Photoーinduced electron transfer reaction of polysilanes.Intramolecular trapping of a transient silyl radical cation with a nucleophile" Chem.Lett.327-330 (1991)

    • Related Report
      1990 Annual Research Report
  • [Publications] M.Kira: "Ab initio MO study of the reaction of pentacoordinate allylsilicates with aldehydes" Chem.Let.387-390 (1991)

    • Related Report
      1990 Annual Research Report
  • [Publications] K.Sakamoto: "Decamethylー1,4,5,8,11,12ーhexasilabicyclo[6.6.0]tetradecaー2,6,9,13ーtetrayne" Chem.Lett.

    • Related Report
      1990 Annual Research Report
  • [Publications] M.Kira: "The first matrixーisolation and electronic structure of vinylーsubstituted silylenes" J.Am.Chem.Soc.

    • Related Report
      1990 Annual Research Report
  • [Publications] Y.Nakadaira: "Mass spectral fragmentation of polysilanylakanols.The analogies between mass spectrometry and photoーinduced electron transfer" Chem.Lett.

    • Related Report
      1990 Annual Research Report
  • [Publications] Y.Nakadaira: "Preparation and structure of silacycloheptatriene" Organometallics. 10. 435-442 (1991)

    • Related Report
      1990 Annual Research Report

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Published: 1990-04-01   Modified: 2016-04-21  

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