Highly Twisted Ethylene Dianion Dilithium Stabilized by Phenyl and Silyl Groups

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概要

• 論文の詳細を見る
• 1995-11-15

著者

• Kabuto C

  Research And Analytical Center For Giant Molecules Graduate School Of Science Tohoku University

• KABUTO Chizuko

  Department of Chemistry, Faculty of Science, Tohoku University

• SAKURAI Hideki

  Department of Chemistry, Faculty of Science, Tohoku University

• SEKIGUCHI Akira

  Department of Chemistry, Faculty of Science, Tohoku University

• Sakurai H

  Department Of Basic Science Graduate School Of Arts And Sciences The University Of Tokyo

• Kabuto Chizuko

  Department Of Chemistry Faculty Of Science Tohoku University

• ICHINOHE Masaaki

  Department of Chemistry, Graduate School of Science, Tohoku University

• 関口 章

  Department Of Chemistry Graduate School Of Pure And Applied Sciences University Of Tsukuba

• Ichinohe M

  Department Of Chemistry Graduate School Of Pure And Applied Sciences University Of Tsukuba

• Ichinohe M

  Department Of Chemistry Graduate School Of Science Tohoku University

• Ichinohe Masaaki

  Department Of Chemistry Graduate School Of Pure And Applied Sciences University Of Tsukuba

• NAKANISHI Tetsuo

  Department of Chemistry and Organosilicon Research Laboratory, Faculty of Science, Tohoku University

• Sakurai H

  Department Of Chemistry Graduate School Of Science Tohoku University

• Sekiguchi Akira

  Department Of Chemistry And Organosilicon Research Laboratory

• Nakanishi Tetsuo

  Department Of Chemistry And Organosilicon Research Laboratory Faculty Of Science Tohoku University

• Sakurai Hideki

  Department Of Chemistiy Faculty Of Science Tohoku University

関連論文

• Synthesis of Isochalcogenazole Rings by Treating β-(N,N-Dimethylcarbamoylchalcogenenyl)alkenyl Ketones with Hydroxylamine-O-sulfonic Acid
• Synthesis and Oxidative Ring Contraction of 1,5,3,7-Dichalcogena-diazocanes. Novel Formation of 1,2,4-Diselenazolidines, 1,2,4-Ditellurazolidines, and 1,2,3,4,5,7-Pentathiazocanes
• Novel Synthesis and Thermal Ring Fission of 7-Aryl-1,2,3,4,5,7-pentathiazocanes
• Generation of 1,3-Chalcogenaza-1,3-butadienes by Thermal Cycloreversion of 2,4,6-Trisubstituted 6H-1,3,5-Oxachalcogenazines
• Synthesis of 1, 2, 4-Ditellurazolidines by Oxidative Ring Contraction of 2H, 6H-Tetrahydro-1, 5, 3, 7-ditelluradiazocines
• Formation of Kinetically Stabilized Dithiiranes by Treating Thione S-Oxides Bearing a Bulky Substituent with Lawesson's Reagent
• Synthesis of Dialkenyl Dichalcogenides via Alkenechalcogenolate Ions Generated by Treating Ketone p-Toluenesulfonylhydrazones with a Base and Elemental Chalcogen
• A Novel Conversion of 3,7-Disubstituted 2H,6H-Tetrahydro-1,5,3,7-diselenadiazocines to 4-Substituted 1,2,4-Diselenazolidines by Treating with Oxidizing Agents
• Novel Generation, Characterization, and Trapping of 2-Methylene-3-cyclobutene-1-selones
• Photoreaction via Non-Resonant Two-Photon Excitation. Selective Silylene Extrusion from 2,2-Diphenyltrisilane
• Coordination of Epithio Groups of p - tert - Butylthiacalix [4]arene in a Zn^ Complex Studied by X-Ray Crystallography
• A New Reaction of Adenine with a 1,4-Anhydroribitol Having a Vicinal cis-Oriented Azide and O-Tosylate: Formation of a Novel Aziridinoadenine Isonucleoside
• Selective Si-Si Bond Cleavage of Decaisopropylbicyclo[2.2.0]hexasilane with Hydrobromic Acid and Hydrochloric Acid
• Highly Planar Silane[(i-Pr)_3Si]_3SiH and Silyl Radical[(i-Pr)_3Si]_3Si・
• Structure and Unusual Electronic Spectra of Decaisopropyl-7-oxabicyclo[2.2.1]heptasilane
• EVALUATION OF ENDOSCOPIC HEMORRHOIDAL LIGATION IN 119 PATIENTS
• Intramolecular Oligomerization of Disilalkylene{-Me_2Si(CH_2)_nSiMe_2-}Bridged Cyclic Triacetylenes^1
• Tetraanion Tetralithium with 8 Center/12 Electron π-System Stabilized by Silyl Groups. Synthesis and Characterization
• 1,3-Digermabicyclo[1.1.0]butane with an Inverted Bridge Ge-Ge σ Bond
• Synthesis of Tricyclo[3.1.0.0^]hexasilane and Its Photochemical Isomerization to Tricyclo[2.2.0.0^]hexasilane
• Dinuclear Palladium Complex with a Bridging Dialkylsilylene Ligand
• Unexpected Reactions of an Isolable Dialkylsilylene with Haloalkanes
• Novel 1,2-Dilithiodisilanes Derived from Reduction of Stable Tetrakis(trialkylsilyl)disilenes with Lithium Metal
• Synthesis and Structure of a Stable Cyclic Dialkylgermylene
• Bimolecular Reactions of Tetrakis(trialkylsilyl)disilenes with Various Reagents
• Stereoselective Allylation of β-Hydroxy-and β-Amino-α,β-enones with Allyltrifluorosilane/Triethylamine Systems^1
• Preparation, Structure, and Photochemistry of 2-Disilanyl-1,4-benzoquinones
• Synthesis, Structure, and Photochemistry of 2,3,5,6-Tetrasilyl-1,4-benzoquinones and Related Compounds
• Synthesis, Structure, and Photochemistry of Tetrakis(trimethylsilyl)-p-benzoquinone
• Synthesis and Reduction of Octasilyl[4]radialene. Structure and Dynamic Study of [4]Radialene Dianion with Eight-Center Ten-Electron π-System
• Persilylated Dimethylenecyclobutene Dianion Dilithium as the First 6C-8π Allyl Anion System
• Ring-Opening Reactions of anti-Dodecaisopropyltricyclo [4. 2. 0. 0^] octasilane. Formation of Novel Bicyclo [3. 3. 0] octasilane and Bicyclo [4. 2. 0] octasilane Systems
• 1,3-Digerma-2-gallata- and -indataallenic Anions : The First Compounds with Ge=Ga or Ge=In Double Bonds
• The Chemistry of Disilyne with a Genuine Si-Si Triple Bond : Synthesis, Structure, and Reactivity
• 1,2,5,6-Tetrasilabenzobenzvalene : A Valence Isomer of 1,2,3,4-Tetrasilanaphthalene
• Reaction of Dilithiosilane R_2SiLi_2 and Dilithiogermane R_2GeLi_2 (R = SiMe^tBu_2) with MesBCl_2 (Mes = 2, 4, 6-trimethylphenyl) : Evidence for the Formation of Silaborene R_2Si=BMes and Germaborene R_2Ge=BMes
• Photochemical Generation of Halo(silyl)silylene : Spectroscopic Observation and Reactivity
• Photochemical Generation of Chlorine-substituted Digermenes and Their Rearrangement to Germylgermylenes
• Photoisomerization of Persilyl-Substituted Silacyclopropene: Formation of Stable Persilyl-Substituted 1-Silaallene, and Its Reactivity
• Reaction of 1-Disilagermirene with Benzaldehyde: An Unexpected Combination of Cycloaddition and Insertion Pathways
• Synthesis and Structure of Cyclotrigermenium Salt of the Tetrakis {3,5-bis (tri-fluoromethyl) phenyl} borate Anion. A Stable Free Germyl Cation in the Condensed Phase
• Formation and Structure of Protonated Tetrasilatetrahedrane-monooxide, (tert-Bu_3Si)_4Si_4OH^+
• The Reaction of Disilylacetylenes with Cyclopentadienyl Manganese. Formation of Vinylidene Complexes by 1, 2-Silyl Shift
• Syntheses of Dialkali Metal Complexes of Tetrakis(dimethylsilyl)ethylene : [(HMe_2Si)_2C=C(SiMe_2H)_2]^[M^+(ligande)_n]_ Evidence for siH-Alkali Metal Agostic Interactions
• Synthesis and Structure of a Series of Oligo[1, 1-(2, 3, 4, 5-tetramethylsilole)]s
• Highly Twisted Ethylene Dianion Dilithium Stabilized by Phenyl and Silyl Groups
• Dianion Dialkali Metals of 2,2',5,5'-Tetrasilabicyclopentylidene. Synthesis and Crystal Structures
• Structure of 1,2-Dilithio[tetrakis(trimethylsilyl)]ethane in Solution. Observation of Lithium-Bridged Structures and Unexpected Anionic Rearrangement
• A Molecular Gyroscope Having Phenylene Rotator Encased in Three-spoke Silicon-based Stator
• Trimethylsilyl-substituted Dibenzodehydro[12]annulene Having High Thermal and Chemical Stability
• Phenylene-bridged Polysilaalkane Macrocycles as Framed Molecular Rotor
• Hydrogenation of Silyl-Substituted Alkynes Using Diimide: Application to the Synthesis of Saturated Sila-Macrocycles
• X-Ray Crystal Structure and Dynamic Behavior of Pentafluoro-9,10-disila-9,10-dihydroanthracene anion Salts Having Transannular 1.4-Fluorine Bridge
• An ESR Study of a Tetrasilaspirobiindane Anion Radical. Stereoelectronic Electron - Accepting Effects of Trialkylsilyl Groups
• Enantioselective Allylation of Aldehydes Using Tartrate Eastr Modified Allylsilanes
• A New Mode of Fluoride-Ion Exchange Reactions between Tetracoordinate Silane and Pentacoordinate Fluorosilicate
• Synthesis and Structure of Hexacoordinate Organosilicon Compounds Having Tropolonato Ligands^1
• p-and m-Phenylenebis[trifluoro(phenyl)silicates] and Related Monosilicates
• Synthesis and Reduction of Silyl-Substituted [5]Radialene. Characterization and Structure of a[5]Radialene Tetraanion with a Ten-Center, Fourteen-Electron π-sYSTEM
• Silyl-Substituted Dilithium Salt of Fulvene Dianion with 6 Center/8 Electron π-System : Synthesis and Characterization
• Isolation and Molecular Structure of Persilylated [5] Radialene : Intramolecular Cyclization of a Macrocyclic Pentayne with Mn (CO)_3 (Me-Cp)
• A Novel Tetralithium Salt of a Tetraanion and a Dilithium Salt of a Dianion, formed by the Reduction of the Tetrasilylethylene Moiety. Synthesis, Characterization, and Observation of an Si-H・・・Li^+ Interaction
• 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
• Crystal Structures of Unsolvated Lithiosilanes with Si-Si Bonds
• Lithiosilanes with Si-Si Bonds : Synthesis and ^6Li, ^7Li, and ^Si NMR Studies
• Generation of 1, 3-Selenaza-1, 3-butadienes by Thermal Cycloreversion of 2, 4, 6-Trisubstituted 6H-1, 3, 5-Oxaselenazines
• Palladium-Catalyzed Synthesis of α-Diketones from Acylchromates, Indoarenes, and Carbon Monoxide
• Synthesis of Disilacycloalkenes by Ruthenium Alkylidene Catalyzed Ring-Closing Metathesis (RCM) Reaction of α,ω-Bis(allyldimethylsilyl)-Substituted Compounds
• Palladium Catalyzed Coupling Reaction of Acylchromate Complexed and Allylic Bromides
• A Novel Rearrangement of Chromium Allyloxy(aryl) carbene Complexes Catalyzed by Pd(0)
• Molecular Structure and Photochemical Reactions of Trimethylsilylmethyl-Substituted Masked Disilene^1
• Kinetics of Chain Organization at the Thermochromic Transition of Polysilanes^1
• Generation and Trapping of Bis(dialkylamino)silylenes : Experimental Evidence for Bridged Structure of Diaminosilylene Dimers
• Synthesis and Mesomorphic Properties of 1, 10-Dialkylpermethyldecasilanes
• Synthesis of Cyclotetragermanes of the Type of [R(Ph)Ge]_4 and Conversion to [R(Cl)Ge]_4. The First Functionalized Cyclotetragemanes
• Synthesis of New Vanadyl Complexes of Hydroxyazine-type Heterocycles and Their Insulin-Mimetic Activities
• An Isolable Boryl-substituted Disilene from the Reaction of an sp^2-type Silyl Anion with Haloboranes : Synthesis and Characterization
• Disilenyl Anions Derived from Reduction of Tetrakis(di-tert-butylmethylsilyl)disilene with Metal Naphthalenide through a Disilene Dianion Intermediate : Synthesis and Characterization
• Heteronuclear Double Bonds E=E' (E=Heavy Group 14 Element, E'=Group 13-16 Element)
• Silylcarbene-to-Silene Rearrangement : Stable 1,2-Dihydrosilenes in Solution via the Silylcarbene Route
• Making Stable Radicals of Heavy Elements of Groups 14 and 13 : The Might of Silyl Substitution
• Addition of HCl to a Base-Stabilized Hydrido (silylene) tungsten Complex and Reactivity of the Adduct toward LiAlH_4
• Silole-core Dendrimers : A Facile Synthesis and Photophysical Properties
• Polysilane-Silica Hybrid Nanoparticles
• Metal Nanoparticles Derived from Polysilane Shell Cross-linked Micelle Templates
• Anionic Polymerization of Tetraphenylgermole-spiro-cyclogermatetrasilane.A Striking Contrast in the Mechanism to the Corresponding Silole Case^1
• Intramolecular DImerization of Silylenes Leading to Novel Cyclic Disilenes^1
• The Induction of a Helical Conformation in Polysilanes with an Optically Active Terminal Group
• Anionic Ring Opening Polymerization of Octamethyltetrasilacyclopentane^1
• Dynamics of Polysilane Chain in Dilute Solution as Studied by Spin Labeling^1
• Thermochromic Behavior of Polysilanes Concerning the Dependence on the Sequence Length
• Molecular Structure of Phenyl[tris(trimethylsilyl)]ethylene Dilithimu Complex. An Orthogonal Dianion
• Synthesis, Properties, and Reactions of Hexasilyl-3,3'-bicyclopropenyls and Related Compounds
• Photochemistry of Disilanylcyclohexenones. ESR Detection of a Novel Silatrimethylenemethane Intermediate
• Extraordinary Large Red Shift of the n(Si)→3p(Si) Transition of Silylenes Caused by Trimethylsilyl and Trimethylgermyl Substituents
• An NMR Study of the Formation of N-Silylacetonitrilium Ions by Using Tetrakis[3,5-bis(trifluoromethyl)phenyl]borate as Counteranion1
• Siloxycarbenium Tetrakis[3,5-bis(trifluoromethyl)phenyl]borates and Their Role in Reactions of Ketones with Nucleophiles^
• Use of axially chiral 2'-methoxy-1,1'-binaphthyl-2-carboxylic acid as chiral derivatizing agent for discrimination of enantiomeric alcohols and amines by 1H NMR.
• Stereochemistry of a chiral germyl radical in the reaction of carbon tetrachloride.
• Relative Reactivities in the Addition of Free Trichloromethyl Radicals to Substituted Styrenes. An Attempt to Separate Polar and Resonance Effects

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