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1993 Fiscal Year Final Research Report Summary

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
Keywordsorganosilicon compound / organic synthesis / organosilicon polymer / photochemistry / distorted compound / hypercoordination / silicenium ion / dianion
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

  • Research Products

    (142 results)

All Other

All Publications (142 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
  • [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)

    • Description
      「研究成果報告書概要(和文)」より
  • [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)

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

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

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

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

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

    • Description
      「研究成果報告書概要(和文)」より
  • [Publications] M.Kira: "Reactive intermediates and mechanistic aspects of organosilicon photoreactions" Frontier of Organosilicon Chemistry. 134-144

    • Description
      「研究成果報告書概要(和文)」より
  • [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)

    • Description
      「研究成果報告書概要(和文)」より
  • [Publications] M.Kira: "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(和文)」より
  • [Publications] M.Kira: "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(和文)」より
  • [Publications] M.Kira: "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(和文)」より
  • [Publications] M.Kira: "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(和文)」より
  • [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)

    • Description
      「研究成果報告書概要(和文)」より
  • [Publications] M.Kira: "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(和文)」より
  • [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)

    • Description
      「研究成果報告書概要(和文)」より
  • [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)

    • Description
      「研究成果報告書概要(和文)」より
  • [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)

    • Description
      「研究成果報告書概要(和文)」より
  • [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
  • [Publications] M.Kira: "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(和文)」より
  • [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
  • [Publications] M.Kira: "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(和文)」より
  • [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)

    • Description
      「研究成果報告書概要(和文)」より
  • [Publications] M.Kira: "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(和文)」より
  • [Publications] M.Kira: "Stereoselective allylation of,b-hydroxy- and,b-amino-a,b-enones with allyltrifluorosilane / triethylamine system" Chem.Lett.(in press).

    • Description
      「研究成果報告書概要(和文)」より
  • [Publications] A.Sekiguchi: "Synthesis,Properties,and molecular structure of tetrakis (pentamethyldisilanyl) ethylene" Chem.Lett.539-542 (1990)

    • Description
      「研究成果報告書概要(和文)」より
  • [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
  • [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
      「研究成果報告書概要(和文)」より
  • [Publications] A.Sekiguchi: "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(和文)」より
  • [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
  • [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
  • [Publications] A.Sekiguchi: "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(和文)」より
  • [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
  • [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
      「研究成果報告書概要(和文)」より
  • [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)

    • Description
      「研究成果報告書概要(和文)」より
  • [Publications] A.Sekiguchi: "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(和文)」より
  • [Publications] A.Sekiguchi: "The Preparation of pentamethyldisilanyllithium and Isomers of heptamethyltrisilany llithium. Structural Characterization of (CH3) 5Si2Li" Organometallics. (in press).

    • Description
      「研究成果報告書概要(和文)」より
  • [Publications] A.Sekiguchi: "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(和文)」より
  • [Publications] A.Sekiguchi: "Lithium and sodium complexes of a tetrakissilylethylene dianion" Organometallics. (in press).

    • Description
      「研究成果報告書概要(和文)」より
  • [Publications] A.Sekiguchi: "2-Lithio-1,3-diphenylpentamethyltrisilane. A key silyllithium for polysilane dendrimers" J.Am.Chem.Soc.(in press).

    • Description
      「研究成果報告書概要(和文)」より
  • [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)

    • Description
      「研究成果報告書概要(和文)」より
  • [Publications] A.Sekiguchi: "Exotic polyhedral oligogermanes and related molecules" The chemistry of inorganic ring systems. (1992)

    • Description
      「研究成果報告書概要(和文)」より
  • [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
      「研究成果報告書概要(和文)」より
  • [Publications] A.Sekiguchi: "Chemistry of germanium. Synthesis and characterization of cyclotetragermane and ladder polygermane with functional groups" Nippon Kagaku Zassi. 248 (1994)

    • Description
      「研究成果報告書概要(和文)」より
  • [Publications] K.Sakamoto: "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(和文)」より
  • [Publications] K.Sakamoto: "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(和文)」より
  • [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)

    • Description
      「研究成果報告書概要(和文)」より
  • [Publications] K.Sakamoto: "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(和文)」より
  • [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))

    • Description
      「研究成果報告書概要(和文)」より
  • [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)

    • Description
      「研究成果報告書概要(和文)」より
  • [Publications] K.Maeda: "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(和文)」より
  • [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
  • [Publications] K.Sakamoto: "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(和文)」より
  • [Publications] T.Sanji: "Thermochromic behavior of polysilanes in dependence on sequence length" Bull.Chem.Soc.Jpn.(in press).

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

    • Description
      「研究成果報告書概要(和文)」より
  • [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
      「研究成果報告書概要(和文)」より
  • [Publications] Y.Nakadaira: "Mass spectral fragmentation of polysilanylakanols. 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(和文)」より
  • [Publications] Y.Nakadaira: "Preparation and structure of silacycloheptatriene" Organometallics. 10. 435-442 (1991)

    • Description
      「研究成果報告書概要(和文)」より
  • [Publications] Y.Nakadaira: "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(和文)」より
  • [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
  • [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
  • [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
  • [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
  • [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
  • [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
  • [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
  • [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
  • [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
  • [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
  • [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
  • [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
  • [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
  • [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
  • [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
  • [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
  • [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
  • [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
  • [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
  • [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
  • [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
  • [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
  • [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
  • [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
  • [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
  • [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
  • [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
  • [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
  • [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
  • [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
  • [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
  • [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
  • [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
  • [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
  • [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
  • [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
  • [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
  • [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
  • [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
  • [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
  • [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
  • [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
  • [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
  • [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
  • [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
  • [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
  • [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
  • [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
  • [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
  • [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
  • [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
  • [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
  • [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
  • [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
  • [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
  • [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
  • [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
  • [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
  • [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
  • [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
  • [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
  • [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
  • [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
  • [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
  • [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
  • [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
  • [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
  • [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
  • [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
  • [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
  • [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
  • [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

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Published: 1999-03-09  

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