RESEARCH ACTIVITIES VII
Coordination Chemistry Laboratories

A. Surface Coordination Chemistry towards Molecular Protonic Devices

  1. Synthesis of pH-Response Dinuclear Ru Complexes with an Internal Reference
  2. pH-Sensitive Self-Assembled Mono-layer Based on Ru Complexes Containing 2,6-Bis(N-(1-mercaptooctyl)-benzimidazolyl)-pyridine on the Au Surface: Synthesis and Proton-Coupled Redox Properties

B. Synthesis and Characterization of Self-Assembled Organic Ligands and Metal Complexes on Surface Towards Solution-Phase Molecular Epitaxy

  1. Preparation of Surfactant Ruthenium Complexes Containing (Benzimidazolyl)-pyridine Derivatives With Long Alkyl Chains
  2. Ultraviolet Photoelectron Emission from Langmuir Monolayer of Ru Complex at the Air-Water Interface
  3. Metal Coordination Incorporating with Amphiphilic Ru Complexes at the Air-Water Interface

C. Redox Chemistry of Inorganic Metal Complexes

  1. Trinuclear Ruthenium Complex with Face Capping Benzene Ligand. Hapticity Change Induced by Two Electron Redox Reaction
  2. Synthesis and Crystal Structure of A Cationic Trinuclear Ruthenium(II) Complex [Ru3((mu)2-Cl)3(m3-Cl)2{1,2-bis(diphenylphosphino)-benzene}3]PF6
  3. 1,8-Diphenyl-octa-1,3,5,7-tetraene Complexes of Ruthenium(II): Crystal Structures of [(mu)-(s-cis-1,2,3,4-(eta):s-cis-5,6,7,8-(eta)-PhCH=CHCH=CHCH=CHCH=CHPh)(RuClCp*)2] and [(mu)-(s-trans-1,2,3,4-(eta):s-trans-5,6,7,8-(eta)-PhCH=CHCH=CHCH=CHCH=CHPh)-{Ru(acac)2}2]
  4. Synthesis and Redox Properties of Ruthenium(II) Complexes with Tetradentate 6,6'-Bis(benzimidazolyl)-2,2'-bipyridine Ligand
  5. Synthesis and Photoinduced Electron Transfer Processes in Ru(II)(bpy)2/Os(III)(bpy)2-Based Triad Complexes Containing Functionalized Diimide Ligands
  6. Ruthenium(II) Complexes with Tetradentate 6,6'-Bis(oxazolinyl or benzimidazolyl)-2,2'-bipyridine Ligand: Synthesis, Electrochemical Properties, and Catalytic Reactivities
  7. Spectroelectrochemical Analysis of Intervalence Band in Mixed-Valence Di- and Tetranuclear Ru Complexes by Flow-Through Method

D. Metal Ions in Biological Systems

  1. Reduction and Oxidation Processes of Blue Copper Proteins, Azurin, Pseudoazurin, Umecyanin, Stellacyanin, Plantacyanin, And Plastocyanin Approached by Cyclic and Potential Step Voltammetries
  2. Intracomplex Quenching by Copper(II) Ion of Exited Singlet and Triplet States of Zinc Myoglobin Modified with Diethylenetriaminepentaacetic Acid
  3. Isolation and Characterization of Nitric Oxide Reductase from Paracoccus halodenitrificans
  4. Spectral Properties of Cytochrome c553 and a Membrane-Bound Cytochrome b from Alcaligenes xylosoxidans GIFU 1051
  5. Observation of Cu-N3- Streching and N3- Asymmetric Stretching Bands for Mono-Azide Adduct of Rhus vernicifera Laccase
  6. Magnetic Studies of the Trinuclear Center in Laccase and Ascorbate Oxidase Approached by EPR Spectroscopy and Magnetic Susceptibility Measurements
  7. Isolation and Characterization of Vanadium Bromoperoxidase from a Marine Macroalga, Ecklonia stolonifera
  8. Damping Wave Packet Approach: a Calculation Method of Nonpertubative Nonlinear Optical Susceptibilities Including Effects of nNuclear Motion at Finite Temperatures
  9. Calculation of Magnetization by Path Integral Method I
  10. Calculation of Magnetization by Path Integral Method II
  11. Path Integral Formation for Many-Electron System
  12. Many-Electron-Wavepackets Method
  13. Nonadiabatic Treatment of Molecular System by the Wavepackets Method
  14. Path Integral Monte Carlo Method for ab Initio Calculation
  15. Many-Electron Hyperpolarizability Density Analysis: Application to Dissociation Process of One-Dimensional H2
  16. Theoretical Study on the Second Hyperpolarizability of H3+ System by Path Integral Method
  17. Theoretical studies for second hyperpolarizabilities of alternant and condensed-Ring cconjugated systems II
  18. Calculation of Magnetization by Path Integral Method
  19. Path Integral Method by Means of Generalized Coherent States and its Numerical Approach to Molecular Systems. I. Ensemble aAverage of Total Energy
  20. Theoretical Study of Second Hyperpolarizability by Path Integral Method: Effects of External Magnetic Field
  21. Possibilities of Charge- and/or Spin-Mediated Uperconductors and Photo Induced Superconductor in the Intermidiated Region of Metal-Insulator Transitions
  22. Finite Temperature ab Initio Calculation by Path Integral Monte Carlo Method
  23. A Theory of High Tc Superconductors via Electron Correlation: I. Superconductive Phase and Spin Gap
  24. A Theory of Symmetry and Model Hamiltonian for High Tc Superconductors
  25. Non-Adiabatic Molecular Theory and It's Application
  26. Non-Adiabatic Molecular Theory and It's Application. II Water Molecule

E. Metal Assisted Control and Functionalization of Biomolecules

  1. Macrocyclic Zinc(II) Complexes for Selective Recognition of Nucleic Acid Bases in Single- and Double-Stranded Polynucleotides
  2. Denaturation of Double-Stranded Oligonucleotides Containing an AT-Rich TATA-Box Sequence by a Macrocyclic Zinc(II) Complex
  3. Novel Synthetic Receptors for AT Base Pairs
  4. Design and Synthesis of DNA Binding Metallopeptides
  5. Double-Stranded Artificial DNAs by Metal Complexation
  6. Artificial Peptides: Alignment of Functionalized Metal Complexes on Peptide Backbone
  7. Molecular Recognition of DNA by Metal Assisted Self-Assembly
  8. Alignment of Functionalized Metal Complexes on DNA by Non-Covalent Interactions
  9. A Model Study for DNA Polymerases using a Newly Designed Dinuclear Metal Complex
  10. A Novel Macrocyclic Terbium Complex Targeting Telomere DNA
  11. Structure and O2-Uptake Properties of a Novel Nickel(II) Complex of Pyridyl-Pendant Dioxocyclam
  12. Metal Assisted Self-Replicating of Small Molecules and DNA

F. Stereochemistry of Coordination Compounds and Adsorption Phenomena of Various Gases on Inorganic Solids

  1. Stereochemistry and Electrochemistry of Cobalt(II) and Cobalt(III) Complexes Containing Optically Active Tetradentate Schiff Base Ligands
  2. Interconversion between Polymeric Orange and Monomeric Green Forms of a Schiff Base-Oxovanadium(IV) Complex
  3. Chromatographic Resolusion Mechanism of a Tris(1,10-phenanthroline)-Silicon(IV) Complex
  4. Mononuclear and Mixed-Valence Trinuclear Manganese Complexes Containing Tripodal Tetradentate Ligands. Phenolato, Carboxylato, and Alkoxo Bridges
  5. Stabilization of Copper Metal Cluster in Mordenite Nanopores: Water Treatment of Evacuated Copper Ion-Exchanged Mordenite at 300 K
  6. Characterization of Active Sites on Copper Ion-Exchanged Mordenite for Dinitrogen Adsorption by Using CO as a Probe Molecule
  7. Specific Feature of Dielectric Behavior of Water Adsorbed on Ag2O Surface

G. Creation of Complexes Containing New Types of Bonds between a Transition Metal and a Phosphorus

  1. Reactivity of Cationic Phosphenium Complexes of Molybdenum: Migration of OR, SR, and NR2 on a Tertiary Phosphorus Compound to a Phosphenium Ligand
  2. Formation of a Six Membered Metallacycle Consisting of Iron, Carbon, Phosphorus, Boron, and Two Oxygens: The First Example of Precedence of Migratory Insertion of CO into an M-C Bond over OR Abstraction from Coordinating Phosphite by BF3
  3. Reaction of Cationic Piano Stool Iron Complexes Containing Phosphorus Ligands with Phosphorus Ylide
  4. Comparison of the Reactivity of Cationic Phosphenium Complexes of Iron Containing a Group 14 Element Ligand
  5. A Novel Synthesis, X-ray Crystal Structures and Spectroscopic Properties of Metallated Hypervalent Phosphorus Complexes, Cp(CO)LFe{P(OC6H4Y)(OC6H4Z)} (L = CO, P(OPh)3, PMe3; Y, Z = NH, NMe, O)
  6. Migration Reaction of a Hypervalent Fragment: Base-Induced Migration of a Phosphorane Fragment from Iron to the Cyclopentadienyl Ring in Cp(CO)2Fe{P-(OC6H4Y)(OC6H4Z)}

H. Activation of Carbon Dioxide on Metal Complexes

  1. Seven-Coordinated 2,2':6'2"-Terpyridinemolybdenum(II) Complexes: Synthesis, Structure and Reactivity of [Mo(CO)(C7H8)-(4,4',4"-R3terpy)X]X' (R= H or tBu)
  2. Cis-(mu)-1,2-Peroxo Diiron Complex: Structure and Reversible Oxygenation
  3. Crystal Structure of [Ru(bpy)2(CO)((eta)1-C(O)OH)]+ as a Key Intermediate in CO2/CO Conversion
  4. Catalytic Generation of Oxalate through Activation of Two CO2 Molecules on [(IrCp*)2(Ir-(eta)4-Cp*CH2CN)((mu)3-S)2]
  5. Structural and Electrochemical Comparison of Copper(II) Complexes with Tripodal Ligands
  6. Control of Coordination Mode of (eta)1- and (eta)2 -1,8-Naphthyridine Ligated to Ru(II)-bis(bipyridine) Complexes
  7. Resonance Equilibrium between RuIII-(catechol) and RuII(semiquinone) and Stable Electron Localized Form of RuII(quinone) in Ru-dioxolene-terpyridine Complex
  8. Oxide Transfer Reaction from Carbonate to Metal-CO Complex, Affording Metal-(eta)1-CO2 Complex and Carbon Dioxide
  9. Determination of Basicity of (mu)3-X and (eta)1-Y Ligands (X, Y = S, Se) of Reduced, Oxidized and Super-Oxidized Forms of [Fe4X4-(YAd)4]2- (Ad = 1-Adamantane) in Aqueous Solutions

I. Supramolecular Self-Assembly through Coordination

  1. On the Structure of Transition Metal-Linked Molecular Squares
  2. Catenane Formation from Two Molecular Rings through Very Rapid Slippage. A Mobius Strip Mechanism
  3. Made-to-Order Assembling of [2]-Catenanes from Palladium(II)-Linked Rectangular Molecular Boxes
  4. A Nano-Sized Macrocycle Constructed From Four Organic Ligands Held Together by Six Metal Ions
  5. Binding Property of a Coordination Nanocage Self-Assembling From Ten Components
  6. Coordination Polymers Self-Assembl-ing From Cadmium(II) Ions and Flexible Pyridine-Based Bridging Ligands
  7. Self-Assembled Molecular Ladders
  8. A "Swellable" Two-Dimensional Coordination Network

J. Multidimensional Crystal Engineering of Supramolecular Metal Complexes

  1. Double Hydrogen-Bonds and (pi)-(pi) Stacking Assembled Two-Dimensional Copper(I) Complex of 2-Hydroxy-quinoxaline
  2. Assembly of a Mixed-Valence Cu(I/II) System Coupled by Multiple Hydrogen Bondings through Tetrahydroxybenzoquinone
  3. S···S Contact Assembled Silver(I) Complexes of 4,5-Ethylenedithio-1,3-dithiole-2-thione Having Unique Supramolecular Networks
  4. Syntheses, Structures and Properties of Linear Copper(I) Coordination Polymers with Tetrakis(ethylthio)tetrathiafulvalene and Tetrakis(propylthio)tetrathia-fulvalene
  5. Two Types of New Polymeric Copper(I) Complexes of Pyrazinecarboxamide Having Channel and Helix Structures
  6. A S···S Contact Assembled Tetranuclar Copper(I) Complex with Sulfur-Rich Ligand, 4,5-Ethylenedithio-1,3-dithiole-2-thione
  7. Construction and Conductivity of W-Type Sandwich Silver(I) Polymers with Pyrene and Perylene
  8. Synthesis and Structure of a Three-Dimensional Copper(II) Coordination Polymer with 1,2-Bis(imidazol-1'-yl)ethane
  9. Crystal Engineering of Multidimensional Copper(I) and Silver(I) Coordination Supermolecules and Polymers with Functions
  10. The Solid and Solution Structures of Ternary Gold(I) Complexes with Triphenylphosphine and N- Ligands

K. Interconversion between Monomeric and its Self-Assembled Oligomeric Metal Complexes

  1. Proton-Dependent Monomer <-> Oligomer Interconversion of Copper(II) Complexes with N-(2-Substituted-imidazol-4-ylmethylidene)-2-aminoethylpyridine (2-Substituent = Methyl and Phenyl)
  2. Steric-Hindrance Effect of a Substituent in the Self-Assembly Process of Copper(II) Complexes with Quadridentate Schiff-Base Ligands Involving a 2-Substituted-Imidazole Moiety
  3. Copper(II) Complexes of N,N'-Bis(2-substituted-imidazol-4-ylmethylene)-3,3'-diaminodipropylamine (2-Substituent=H, Me): (DELTA) and (LAMBDA) Enantiomorphs of the Protonated Complex and Helical Structure of the Deprotonated Complex Formed by Hydrogen Bonds

L. Synthesis and Reactivity of Complexes Containing Peculiar Bonds between Transition Elements and Main Group Elements of Group 14

  1. Iridium-Catalyzed Redistribution of Hydrodisilanes via a Silyl(silylene)iridium(III) Complex: Synthesis of a Donor-Stabilized Silyl(silylene)iridium(III) Complex
  2. Reactivity of a Donor-Stabilized Bis(silylene)ruthenium Complex toward Nucleophiles ROH (R = Me, H)
  3. Reaction of Silyl(carbonyl)iron Complexes with LiAlH4 Giving Methylsilanes: Reduction of a Carbonyl Ligand and Coupling with a Silyl Group

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