2024年12月, 優秀賞, 不均一系亜鉛(II)錯体触媒によるエチレンオキシド類と二酸化炭素の環化付加反応
安田 翔;藤澤清史

2021年12月, 優秀ポスター賞, 多座配位子によるMn(Ⅱ)錯体の合成と酸化剤との反応, 日本化学会関東支部長
五十木理子
国内学会・会議・シンポジウム等の賞

2016年11月, 優秀ポスター賞, 低配位N2型配位子を用いた鉄ニトロシル錯体の合成, 日本化学会関東支部長
栗原遥香
国内学会・会議・シンポジウム等の賞

2015年11月, 優秀ポスター賞, 四配位鉄ニトロシル錯体の合成と反応性の検討, 日本化学会関東支部長
相馬翔子
国内学会・会議・シンポジウム等の賞

2015年10月, Outstanding Reviewer, ChemPubSoc Europe、Asian Chemical Editorial Society (ACES)
学会誌・学術雑誌による顕彰

2011年08月, 先端錯体工学研究会賞, 遷移金属イオンの特性を利用した不活性小分子の活性化に関する研究, 先端錯体化学研究会

Transition Metal (II) Coordination Chemistry Ligated by a New Coplanar Tridentate Ligand, 2,6-Bis(5-isopropyl-1H-pyrazol-3-yl)pyridine
Kiyoshi Fujisawa; Yurika Minakawa; David James Young, 筆頭著者
Inorganics, 2025年06月06日, ［査読有り］, ［招待有り］

Blue copper protein model compounds containing stable Cu–S bond: structure, properties, and function　　　　　　　　　　　　　　　
Kiyoshi Fujisawa; Robert K. Szilagyi, 筆頭著者
Copper in Biology from Molecular Structures to Cellular Processes and Living Systems; Coordination Chemistry Perspectives, 2025年06月, ［査読有り］, ［招待有り］

Crystal structure of 3,5-bis(t-butyl)-1H-pyrazol-4-amine, C11H21N3
Kiyoshi Fujisawa; Shuto Sugihara; Edward R. T. Tiekink, 筆頭著者
Zeitschrift für Kristallographie - New Crystal Structures, 2025年03月12日, ［査読有り］

〔主要な業績〕Crystal structure of 4-[3,5-bis(propan-2-yl)-1H-pyrazol-4-yl]pyridine, C14H19N3
Harukaze Kanazawa; Edward R. T. Tiekink; Kiyoshi Fujisawa, ラスト(シニア)オーサー, De Gruyter, Berlin/Boston,NCRS-2022-0362
Zeitschrift für Kristallographie - New Crystal Structures, 2025年03月12日, ［査読有り］

Crystal structure of bromido[hydridotris(3-tert-butyl-5-isopropylpyrazolyl)borato-κ3 N,N′,N″]copper(II), C30H52BBrCuN6
Kiyoshi Fujisawa; Edward R.T. Tiekink, 筆頭著者
Zeitschrift für Kristallographie - New Crystal Structures, 2025年03月11日, ［査読有り］

Crystal structure of chlorido{hydridotris[3-mesityl-5-methyl-1H-pyrazol-1-yl-κN3]borato}-copper(II) dichloromethane monosolvate
Kiyoshi Fujisawa; Edward R. T. Tiekink, 筆頭著者
Zeitschrift für Kristallographie - New Crystal Structures, 2025年03月11日, ［査読有り］

Coordination chemistry of 4-aminopyrazole: Structure and physicochemical properties of cobalt(II) chlorido complexes, and amino group reactivity towards a ketone to yield an imine bond
Kiyoshi Fujisawa; Keigo Ageishi; Kako Iwai; Mitsuki Okano; Robby Y. Williams-Sekiguchi; Edward R.T. Tiekink, 筆頭著者, Elsevier BV
Inorganica Chimica Acta, 2024年07月24日, ［査読有り］

〔主要な業績〕Crystal structure of bis(3,5-diisopropyl-1H-pyrazol-4-ammonium) tetrafluoroterephthalate, 2[C9H18N3][C8F4O4]
Kiyoshi Fujisawa; Seigo Harakuni; Kako Iwai; Keigo Ageishi; Edward R. T. Tiekink, 筆頭著者, De Gruyter, Berlin/Boston,NCRS-2023-0455
Zeitschrift für Kristallographie - New Crystal Structures, 2024年04月25日, ［査読有り］

〔主要な業績〕Crystal structure of [N(E),N′(E)]-N,N′-(1,4-phenylenedimethylidyne)bis-3,5-bis(propan-2-yl)-1H-pyrazol-4-amine, C26H36N6
Kiyoshi Fujisawa; Keigo Ageishi; Edward R. T. Tiekink, 筆頭著者, De Gruyter, Berlin/Boston,NCRS-2023-0305
Zeitschrift für Kristallographie - New Crystal Structures, 2023年10月26日, ［査読有り］

〔主要な業績〕Crystal structure of bis(3,5-dimethyl-1H-pyrazol-4-ammonium) tetrafluoroterephthate, 2[C5H10N3][C8F4O4]
Kiyoshi Fujisawa; Seigo Harakuni; Keigo Ageishi; Edward R. T. Tiekink, 筆頭著者, De Gruyter, Berlin/Boston,NCRS-2023-0333
Zeitschrift für Kristallographie - New Crystal Structures, 2023年10月26日, ［査読有り］

〔主要な業績〕Crystal structure of [N(E),N′(E)]-N,N′-(1,4-phenylenedimethylidyne)bis-3,5-dimethyl-1H-pyrazol-4-amine di-methanol solvate, C18H20N6·2(CH3OH)
Kiyoshi Fujisawa; Keigo Ageishi; Seigo Harakuni; Edward R. T. Tiekink, 筆頭著者, De Gruyter, Berlin/Boston,NCRS-2023-0322
Zeitschrift für Kristallographie - New Crystal Structures, 2023年10月26日, ［査読有り］

〔主要な業績〕New enzyme-model catalysts with high activity and selectivity for oxidative polymerization of 2-phenylphenol
Akiyuki Nakano; Vivek S. Raut; Naoki Asao; Akane Ando; Kiyoshi Fujisawa; Hideyuki Higashimura, 責任著者, Royal Society of Chemistry (United Kingdom)
Catalysis Science & Technology, 2023年08月30日, ［査読有り］

〔主要な業績〕Coordinatively Unsaturated Nickel Nitroxyl Complex: Structure, Physicochemical Properties, and Reactivity toward Dioxygen
Kiyoshi Fujisawa; Taisei Kataoka; Kohei Terashima; Haruka Kurihara; Felipe de Santis Gonçalves; Nicolai Lehnert, 筆頭著者, MDPI
Molecules, 2023年08月23日, ［査読有り］, ［招待有り］

〔主要な業績〕Superoxide Dismutase‐like Activity of Zeolitic Imidazolate Framework Nanoparticles Comprising Biomimetic Imidazolato‐bridged CuZn Units
Hiroki Nakahara; Akiko Nomura; Shun Tokuda; Mami Okamura; Kiyoshi Fujisawa; Takanori Koitaya; Yasuhiro Yoshida; Shuhei Furukawa; Yutaka Hitomi, Wiley
Chemistry – A European Journal, 2023年07月06日, ［査読有り］

〔主要な業績〕The Copper(II) Coordination Chemistry of Alkyl Substituted Bispyrazole Pyridine Ligands: Structure and Spectral Properties
Kiyoshi Fujisawa * Aoba Yamada; Moeka Koyama; and David James Young, 筆頭著者, Elsevier
Inorganica Chimica Acta, 2023年05月10日, ［査読有り］, ［招待有り］

〔主要な業績〕Structural and Hirshfeld Surface Analysis of Thallium(I) and Indium(III) Complexes of a Soft Scorpionate Ligand
Kiyoshi Fujisawa; Ayaka Kuboniwa; Sang Loon Tan; Edward R. T. Tiekink, 筆頭著者, MDPI
Crystals, 2023年04月29日, ［査読有り］, ［招待有り］

〔主要な業績〕Silver(I) Coordination Polymer Ligated by Bipyrazole Me₄bpzH₂, [Ag(X)(Me₄bpzH₂)] (X = CF₃CO₂⁻ and CF₃SO₃⁻, Me₄bpzH₂ = 3,3′,5,5′-Tetramethyl-4,4′-bipyrazole): Anion Dependent Structures and Photoluminescence Properties
Kiyoshi Fujisawa; Yui Kobayashi; Mitsuki Okano; Ryota Iwabuchi; Shiori Kondo; David James Young, 筆頭著者, MDPI
Molecules, 2023年03月24日, ［査読有り］, ［招待有り］

〔主要な業績〕The crystal structure of nitroxyl-κ N-{hydridotris(3-trifluoromethyl-5-methylpyrazolyl-1-yl-κN 3)borato}nickel(II), C15H13BF9N7NiO
Kiyoshi Fujisawa; Taisei Kataoka; Kohei Terashima; Edward R. T. Tiekink, 筆頭著者, De Gruyter, Berlin/Boston,NCRS-2022-0369
Zeitschrift für Kristallographie - New Crystal Structures, 2022年12月16日, ［査読有り］

〔主要な業績〕Thermally Stable Manganese(III) Peroxido Complexes with Hindered N3 Tripodal Ligands: Structures and their Physicochemical Properties
Kiyoshi Fujisawa; * Syuhei Sakuma; Riko Ikarugi; Anex Jose; Edward I. Solomon*, 筆頭著者, Elsevier
Journal of Inorganic Biochemistry (special Issue on the occasion of 2021 ACS Award for Distinguished Service in the Advancement of Inorganic Chemistry for Professor Kenneth D. Karlin), 2022年06月30日, ［査読有り］, ［招待有り］

〔主要な業績〕Redetermination of the crystal structure of bis{hydridotris(3,5-dimethylpyrazol-1-yl-κN 3)borato}copper(II), C30H44B2CuN12
Kiyoshi Fujisawa; Moemi Okamura; Edward R. T. Tiekink, 筆頭著者, Walter de Gruyter {GmbH}
Zeitschrift für Kristallographie - New Crystal Structures, 2022年02月23日, ［査読有り］

〔主要な業績〕Crystal structure of bis{hydridotris(3-trifluoromethyl-5-methylpyrazolyl-1-yl)borato-κN 3}manganese(II), C30H26B2F18MnN12
Riko Ikarugi; Kiyoshi Fujisawa; Edward R. T. Tiekink, 責任著者, Walter de Gruyter {GmbH}
Zeitschrift für Kristallographie - New Crystal Structures, 2022年02月23日, ［査読有り］

〔主要な業績〕The Influence of Aryl Substituents on the Supramolecular Structures and Photoluminescence of Cyclic Trinuclear Pyrazolato Copper(I) Complexes
Kiyoshi Fujisawa; Mai Saotome; Yoko Ishikawa; David James Young, 筆頭著者, {MDPI} {AG}
Nanomaterials, 2021年11月17日, ［査読有り］, ［招待有り］

〔主要な業績〕Mannich Reaction of α-Aminomaleimides with Imines
Wei Han; Fan Liu; Kiyoshi Fujisawa; Takeshi Oriyama, The Chemical Society of Japan
Chemistry Letters, 2021年06月26日, ［査読有り］

Synthesis and Structural Characterization of a Silver(I) Pyrazolato Coordination Polymer
Kiyoshi Fujisawa; Takuya Nemoto; Yui Morishima; Daniel B. Leznoff, 筆頭著者, MDPI
Molecules, 2021年02月15日, ［査読有り］, ［招待有り］

Impact of Oxygen-Donor Charge on adjacent Nitrogen-Donor Interactions in Eu³⁺ Complexes of Mixed N,O-Donor Ligands Demonstrated on Ten-Fold [Eu(TPAMEN)]³⁺ chelate complex
Kathleen SCHNAARS; Masashi KANEKO; Kiyoshi FUJISAWA, ラスト(シニア)オーサー, American Chemical Society
Inorganic Chemistry, 2021年01月27日, ［査読有り］

Crystal structure of chlorido{hydridotris[3-phenyl-5-methylpyrazol-1-yl-κN³]borato}copper(II), C₃₀H₂₈BClCuN₆
Kiyoshi Fujisawa; Masaya Shimizu; Edward; R.T. Tiekink, 筆頭著者, De Gruyter, Berlin/Boston
Zeitschrift für Kristallographie - New Crystal Structures, 2021年01月26日, ［査読有り］

Crystal structure of chlorido{hydridotris[3,5-dimethylpyrazol-1-yl-κN³]borato}(3,5-dimethylpyrazol-1-yl-κN)copper(II), C₂₀H₃₀BClCuN₈
Kiyoshi Fujisawa; Edward; R.T. Tiekink, 筆頭著者, De Gruyter, Berlin/Boston
Zeitschrift für Kristallographie - New Crystal Structures, 2021年01月26日, ［査読有り］

Multinuclear magnetic resonance studies of five silver(I) trinuclear pyrazolate complexes
Kiyoshi Fujisawa; Mitsuki Okano; Manuel Martín-Pastor; Rubén López-Sánchez; José Elguero; Ibon Alkorta, 筆頭著者, Springer
Structural Chemistry, 2020年10月13日, ［査読有り］

Crystal structure of {hydridotris[3-(t-butyl)-5-isopropylpyrazol-1-yl-κN3]borato}thallium(I), C₃₀H₅₂BN₆Tl
Kiyoshi Fujisawa; Daichi Shimizu; Edward; R.T. Tiekink, 筆頭著者, De Gruyter, Berlin/Boston
Zeitschrift für Kristallographie - New Crystal Structures, 2020年10月01日, ［査読有り］

Crystal Structure of Carbonyl{hydridotris[3-phenyl-5-methylpyrazol-1-yl]borato-N,N’,N’’}copper(I), C₃₁H₂₈BCuN₆O
Kiyoshi Fujisawa; Makoto Yabe; Edward; R.T. Tiekink, 筆頭著者, AbstractC31H28BCuN6O, monoclinic, P21/n (no. 14), a = 11.506(3) Å, b = 16.122(3) Å, c = 15.805(3) Å, β = 99.433(3)°, V = 2892.2(11) Å3, Z = 4, Rgt(F) = 0.0501, wRref(F2) = 0.1260, T = 193(2) K., De Gruyter, Berlin/Boston
Zeitschrift für Kristallographie - New Crystal Structures, 2020年08月28日, ［査読有り］

Structures and Photoluminescence of Coinage Metal(I) Phenylpyrazolato Trinuclear Complexes [M(3,5-Et2-4-Ph-pz)]3 and Arene Sandwich Complexes {[Ag(3,5-Et2-4-Ph-pz)]3}2(Ar) (Ar = Mesitylene and Toluene)
Kiyoshi Fujisawa, 筆頭著者, The Chemical Society of Japan
Chemistry Letters, 2020年06月05日, ［査読有り］

Synthesis and Characterization of Catecholato Copper(II) Complexes with Sterically Hindered Neutral and Anionic N3 Type Ligands: Tris(3,5-diisopropyl-1-pyrazolyl)methane and Hydrotris(3,5-diisopropyl-1-pyrazolyl)borate
Kiyoshi Fujisawa; Tetsuya Ono; Moemi Okamura, 筆頭著者, {MDPI} {AG}
Inorganics, 2020年05月18日, ［査読有り］, ［招待有り］

Activation of Non-Heme Iron-Nitrosyl Complexes: Turning Up the Heat
Nicolai Lehnert; Kiyoshi Fujisawa; Stephanie Camarena; Hai T. Dong; Corey J. White, 責任著者, American Chemical Society ({ACS})
ACS Catalysis, 2019年11月01日, ［査読有り］, ［招待有り］

Structures and Properties of Dinitrosyl Iron and Cobalt Complexes Ligated by Bis(3,5-diisopropyl-1-pyrazolyl)methane
Haruka Kurihara; Ayuri Ohta; Kiyoshi Fujisawa, 責任著者, MDPI
Inorganics, 2019年09月20日, ［査読有り］, ［招待有り］

Structures and Photoluminescence of Silver(I) and Gold(I) Cyclic Trinuclear Complexes with Aryl Substituted Pyrazolates
Kiyoshi Fujisawa, 責任著者, The Chemical Society of Japan
Chemistry Letters, 2019年06月05日, ［査読有り］

Stable Ferrous Mononitroxyl {FeNO}8 Complex with a Hindered Hydrotris(pyrazolyl)borate Coligand: Structure, Spectroscopic Characterization, and Reactivity Toward NO and O2
Kiyoshi Fujisawa; Shoko Soma; Haruka Kurihara; Ayuri Ohta; Hai T. Dong; Yurika Minakawa; Jiyong Zhao; E. Ercan Alp; Michael Y. Hu; Nicolai Lehnert, 筆頭著者, American Chemical Society
Inorganic Chemistry, 2019年04月01日, ［査読有り］

Binuclear and mononuclear copper(II) chlorido complexes with hindered neutral N3 type ligands: Influence of ligand framework and charge on their structure and physicochemical properties
Kiyoshi Fujisawa, 筆頭著者, Elsevier
Inorganica Chimica Acta (Rabindranath (Rabi) Mukherjee special volume), 2018年10月22日, ［査読有り］, ［招待有り］

Syntheses and Structures of d¹⁰Coinage Metal Complexes of Electron-Accepting Phosphine Ligands Featuring a 3,3,4,4,5,5-Hexafluorocyclopentene Framework
Agou, T.; Wada, N.; Fujisawa, K.; Hosoya, T.; Mizuhata, Y.; Tokitoh, N.; Fukumoto, H.; Kubota, T., American Chemical Society
Inorganic Chemistry, 2018年04月23日, ［査読有り］

A cobalt-nitrosyl complex with a hindered hydrotris(pyrazolyl) borate coligand: detailed electronic structure, and reactivity towards dioxygen
Kiyoshi Fujisawa; Shoko Soma; Haruka Kurihara; Hai T. Dong; Max Bilodeau; Nicolai Lehnert
DALTON TRANSACTIONS, 2017年10月, ［査読有り］, ［招待有り］

A personal perspective on the discovery of dioxygen adducts of copper and iron by Nobumasa Kitajima
Kiyoshi Fujisawa
JOURNAL OF BIOLOGICAL INORGANIC CHEMISTRY, 2017年04月, ［査読有り］, ［招待有り］

Comparison of thallium(I) complexes with mesityl-substituted tris(pyrazolyl)hydroborate ligands, [Tl{HB(3-Ms-5-Mepz)(3)}] and [Tl{HB(3-Ms-5-Mepz)(2)(3-Me-5-Mspz)}]
Kiyoshi Fujisawa; Masaya Shimizu; Robert K. Szilagyi
ACTA CRYSTALLOGRAPHICA SECTION C-STRUCTURAL CHEMISTRY, 2016年11月, ［査読有り］, ［招待有り］

Mononuclear [tris(2-mercapto-1-tert-butylimidazol-yl-κS²)hydroborato]bismuth(I) Dichlorido Complex: Soft Scorpionate Ligand Can be Coordinated to p-block Elements
Kiyoshi Fujisawa; Ayaka Kuboniwa; Mercedesz Kiss; Robert K. Szilagyi
Acta Crystallographica Section C Crystal Structure Communications, 2016年11月, ［査読有り］, ［招待有り］

Scorpionate chemistry at the 50th anniversary
Kiyoshi Fujisawa; Glenn P. A. Yap
ACTA CRYSTALLOGRAPHICA SECTION C-STRUCTURAL CHEMISTRY, 2016年11月, ［招待有り］

Distorted tetrahedral nickel-nitrosyl complexes: spectroscopic characterization and electronic structure
Shoko Soma; Casey Van Stappen; Mercedesz Kiss; Robert K. Szilagyi; Nicolai Lehnert; Kiyoshi Fujisawa
JOURNAL OF BIOLOGICAL INORGANIC CHEMISTRY, 2016年09月, ［査読有り］, ［招待有り］

Extraction Behavior of Rare-earth Elements Using a Mono-alkylated Diglycolamic Acid Extractant
Kojiro Shimojo; Iori Fujiwara; Kiyoshi Fujisawa; Hiroyuki Okamura; Tsuyoshi Sugita; Tatsuya Oshima; Yoshinari Baba; Hirochika Naganawa
SOLVENT EXTRACTION RESEARCH AND DEVELOPMENT-JAPAN, 2016年, ［査読有り］

Structure and photoluminescence of silver(I) trinuclear halopyrazolato complexes
Yui Morishima; David James Young; Kiyoshi Fujisawa
DALTON TRANSACTIONS, 2014年11月, ［査読有り］

Conversion of Carbon Dioxide to Oxalate by α-Keto Copper Complexes
Hideyuki Takisawa; Yui Morishima; Shoko Soma; Robert Szilagyi; Kiyoshi Fujisawa
Inorganic Chesmitry, 2014年08月, ［査読有り］

L-edge X-ray absorption spectroscopy and DFT calculations on Cu 2O2 species: Direct electrophilic aromatic attack by side-on peroxo bridged dicopper(II) complexes
Munzarin F. Qayyum; Ritimukta Sarangi; Kiyoshi Fujisawa; T. Daniel P. Stack; Kenneth D. Karlin; Keith O. Hodgson; Britt Hedman; Edward I. Solomon, American Chemical Society
Journal of the American Chemical Society, 2013年11月20日, ［査読有り］

[Bis(3,5-diisopropylpyrazol-1-yl-κN²)dihydroborato](triphenylphosphine-κP) copper(I)
Kiyoshi Fujisawa; Naoto Noguchi; Yuki Noguchi; Nicolai Lehnert, International Union of Crystallography
Acta Crystallographica Section C Crystal Structure Communications, 2013年09月, ［査読有り］, ［招待有り］

[Tris(3-adamantyl-5-isopropylpyrazol-1-yl-κN²)hydroborato]thallium(I): The Scorpionate with the most bulk?
Kiyoshi Fujisawa; Hideyuki Takisawa
Acta Crystallographica Section C Crystal Structure Communications, 2013年09月, ［査読有り］, ［招待有り］

Supramolecular Isomerism in a Cadmium Bis(N‑Hydroxyethyl,N‑isopropyldithiocarbamate) Compound: Physiochemical Characterization of Ball (n=2) and Chain (n=∞) Forms of {Cd[S₂CN(iPr)CH₂CH₂OH]₂•solvent}_n
Yee Seng Tan; Anna L Sudlow; Kieran C Molloy; Yui Morishima; Kiyoshi Fujisawa; Wendy J. Jackson; Bill Henderson; Siti Nadiah Binti Abdul Halim; Seik Weng Ng; d Edward; R.T. Tiekink, American Chemical Society
Crystal Growth & Design, 2013年07月03日, ［査読有り］

Development of new polymerization catalysts with manganese(II) complexes
Kiyoshi Fujisawa; Masaaki Nabika, Elsevier
Coordination Chemistry Reviews, 2013年01月01日, ［査読有り］, ［招待有り］

Purification and characterization of a highly thermostable, oxygen-resistant, respiratory [NiFe]-hydrogenase from a marine, aerobic hydrogen-oxidizing bacterium Hydrogenovibrio marinus
Ki-Seok Yoon; Keiichi Fukuda; Kiyoshi Fujisawa; Hirofumi Nishihara
INTERNATIONAL JOURNAL OF HYDROGEN ENERGY, 2011年06月, ［査読有り］

Pyrazolate-bridged group 11 metal(I) complexes: Substituent effects on the supramolecular structures and physicochemical properties
Kiyoshi Fujisawa; Yoko Ishikawa; Yoshitaro Miyashita; Ken-ichi Okamoto
INORGANICA CHIMICA ACTA, 2010年10月, ［査読有り］, ［招待有り］

Oxygen Activation at Mononuclear Nonheme Iron Centers: A Superoxo Perspective
Anusree Mukherjee; Matthew A. Cranswick; Mrinmoy Chakrabarti; Tapan K. Paine; Kiyoshi Fujisawa; Eckard Muenck; Lawrence Que
INORGANIC CHEMISTRY, 2010年04月, ［招待有り］

Influences of Steric Bulkiness in Hydrotris(pyrazolyl)borate Ligands on Ethylene Polymerization Reaction
Masaaki Nabika; Seiki Kiuchi; Tatsuya Miyatake; Kiyoshi Fujisawa
JOURNAL OF POLYMER SCIENCE PART A-POLYMER CHEMISTRY, 2009年11月, ［査読有り］

Paired interacting orbitals (PIO) analysis of electronic structures of copper(I) complexes with hydrotris(pyrazolyl)borate ligands
Akinobu Shiga; Kiyoshi Fujisawa
JOURNAL OF MOLECULAR STRUCTURE-THEOCHEM, 2009年11月, ［査読有り］

Copper Complexes with Neutral N4 Tripodal Ligands: Influence of the Number of Nitrogen Donors on Their Structures, Properties, and Reactivity
Kiyoshi Fujisawa; Shingo Chiba; Yoshitaro Miyashita; Ken-ichi Okamoto
EUROPEAN JOURNAL OF INORGANIC CHEMISTRY, 2009年09月, ［査読有り］

Copper(II) nitrato and chloro complexes with sterically hindered tridentate ligands: Influence of ligand framework and charge on their structure and physicochemical properties
Kiyoshi Fujisawa; Hiroaki Iwamoto; Kengo Tobita; Yoshitaro Miyashita; Ken-ichi Okamoto
INORGANICA CHIMICA ACTA, 2009年09月, ［査読有り］, ［招待有り］

Copper(I) complexes with fluorinated hydrotris(pyrazolyl)borate: Influence of electronic effects on their structure, physicochemical properties, and reactivity
Kiyoshi Fujisawa; Masahiro Yoshida; Yoshitaro Miyashita; Ken-ichi Okamoto
POLYHEDRON, 2009年06月, ［査読有り］

Structure and Chemical Properties of a Copper(II) Hydrazido Complex: [{Cu(HB(3,5-iPr₂pz)₃}(μ-NCOOEt)₂]
Kiyoshi Fujisawa; Masaki Sugiyama; Yoshitaro Miyashita; Ken-ichi Okamoto
Inorg. Chem. Comm., 2009年03月, ［査読有り］

Purification and biochemical characterization of a membrane-bound [NiFe]-hydrogenase from a hydrogen-oxidizing, lithotrophic bacterium, Hydrogenophaga sp AH-24
Ki-Seok Yoon; Yukiko Sakai; Natsuki Tsukada; Kiyoshi Fujisawa; Hirofumi Nishihara
FEMS MICROBIOLOGY LETTERS, 2009年01月, ［査読有り］

Spectroscopic and Electronic Structure Studies of Phenolate Cu(II) Complexes: Phenolate Ring Orientation and Activation Related to Cofactor Biogenesis
Somdatta Ghosh; Jordi Cirera; Michael A. Vance; Tetsuya Ono; Kiyoshi Fujisawa; Edward I. Solomon
JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 2008年12月, ［査読有り］

Copper(II) complexes with neutral bis(pyrazolyl)methane ligands: The influence of steric hindrance on their structures and properties
Kiyoshi Fujisawa; Ryosuke Kanda; Yoshitaro Miyashita; Ken-ichi Okamoto
POLYHEDRON, 2008年04月, ［査読有り］

Aromatic hydroxylation by molecular oxygen performed by mononuclear benzoato iron(II) complexes and preparation of new iron(III) complex with two minus ligand
Kiyoshi Fujisawa; Naoki Tada; Youichirou Nishida; Yoshitaro Miyashita; Ken-ichi Okamoto
INORGANIC CHEMISTRY COMMUNICATIONS, 2008年04月, ［査読有り］

Structural and spectroscopic comparison of five-coordinate cobalt(II) and nickel(II) thiolato complexes with the related four-coordinate complexes
Kiyoshi Fujisawa; Tomonori Kakizaki; Yoshitaro Miyashita; Ken-ichi Okamoto
INORGANICA CHIMICA ACTA, 2008年03月, ［査読有り］, ［招待有り］

Mononuclear and binuclear copper( I)-diazene complexes: A new chapter of copper coordination chemistry
Florian Paulat; Nicolai Lehnert; Yoko Ishikawa; Ken-Ichi Okamoto; Kiyoshi Fujisawa
INORGANICA CHIMICA ACTA, 2008年03月, ［査読有り］, ［招待有り］

Structural and spectroscopic characterization of mononuclear copper(I) nitrosyl complexes: End-on versus side-on coordination of NO to copper(I)
Kiyoshi Fujisawa; Akira Tateda; Yoshitaro Miyashita; Ken-ichi Okamoto; Florian Paulat; V. K. K. Praneeth; Anna Merkle; Nicolai Lehnert
JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 2008年01月

X-ray Absorption Spectroscopic and Theoretical Studies on (L)₂[Cu₂S_n]²⁺ Complexes: Disulfide Versus Disulfide(•1-) Bonding
Ritimukta Sarangi; John T. York; Matthew E. Helton; Kiyoshi Fujisawa; Kenneth D. Karlin; William B. Tolman; Keith O. Hodgson; Britt Hedman; Edward I. Solomon
J. Am. Chem. Soc., 2008年01月, ［査読有り］

Mononuclear and binuclear copper(I) complexes ligated by B is(3 5-diisopropyl-1-pyrazolyl)methane: Insight into the fundamental coordination chemistry of three-coordinate copper(I) complexes with a neutral coligand
Kiyoshi Fujisawa; Yuki Noguchi; Yoshitaro Miyashita; Ken-ichi Okamoto; Nicolai Lehnert
INORGANIC CHEMISTRY, 2007年12月, ［査読有り］

X-ray absorption spectroscopic studies of high-spin Nonheme (Alkylperoxo)iron(III) intermediates
Xiaopeng Shan; Jan-Uwe Rohde; Kevin D. Koehntop; Yuming Zhou; Michael R. Bukowski; Miquel Costas; Kiyoshi Fujisawa; Lawrence Que
INORGANIC CHEMISTRY, 2007年10月, ［査読有り］

Synthesis and spectroscopic characterization of copper(II)-nitrito complexes with hydrotris(pyrazolyl)borate and related coligands
Nicolai Lehnert; Ursula Cornelissen; Frank Neese; Tetsuya Ono; Yuki Noguchi; Ken-ichi Okamoto; Kiyoshi Fujisawa
INORGANIC CHEMISTRY, 2007年05月, ［査読有り］

Manganese(II) halogeno complexes with neutral tris(3,5-diisopropyl-1-pyrazolyl)methane ligand: Synthesis and ethylene polymerization
Masaaki Nabika; Seiki Kiuchi; Tatsuya Miyatake; Ken-Ichi Okamoto; Kiyoshi Fujisawa
JOURNAL OF MOLECULAR CATALYSIS A-CHEMICAL, 2007年05月, ［査読有り］

Bond length contraction in zinc-triad complexes ligated by hydrotris(pyrazolyl)borate: [M(Cl){HB(3,5-(i)Pr(2)pz)(3)}] (M = Zn-II, Cd-II, and Hg-II)
Kiyoshi Fujisawa; Yuki Matsunaga; Naoko Ibi; Nagina Amir; Yoshitaro Miyashita; Ken-ichi Okamoto
BULLETIN OF THE CHEMICAL SOCIETY OF JAPAN, 2006年12月, ［査読有り］

Synthesis and physicochemical characterization of zinc(II) and cadmium(II) complexes with simple ligands
Yuki Matsunaga; Kiyoshi Fujisawa; Nagina Amir; Yoshitaro Miyashita; Ken-ichi Okamoto
TRANSITION METAL CHEMISTRY, 2006年10月, ［査読有り］

Preparation of zinc(II) and cadmium(II) complexes with (-)-sparteine
Yuki Matsunaga; Kiyoshi Fujisawa; Nagina Amir; Yoshitaro Miyashita; Ken-ichi Okamoto
BULLETIN OF THE CHEMICAL SOCIETY OF JAPAN, 2006年08月, ［査読有り］

Oxygen atom transfer catalytic property of oxorhenium(V) complex with 2-methylquinolin-8-ylamide and tetrachlorocatecholate
Tetuya Ohashi; Yoshitaro Miyashita; Kiyoshi Fujisawa; Ken-ichi Okamoto
CHEMISTRY LETTERS, 2006年06月, ［査読有り］

X-ray absorption edge spectroscopy and computational studies on LCuO2 species: Superoxide-Cu-II versus peroxide-Cu-III bonding
R Sarangi; N Aboelella; K Fujisawa; WB Tolman; B Hedman; KO Hodgson; EI Solomon
JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 2006年06月, ［査読有り］

Synthesis of novel S-bridged heterotrinuclear complexes containing six-membered chelate rings: Structural, spectroscopic, and electrochemical properties of [Co{Rh(apt)(3)}(2)](3+) (apt=3-aminopropanethiolate)
N Amir; M Motonishi; M Fujita; Y Miyashita; K Fujisawa; KI Okamoto
EUROPEAN JOURNAL OF INORGANIC CHEMISTRY, 2006年03月, ［査読有り］

Structural and electronic differences of copper(I) complexes with tris(pyrazolyl)methane and hydrotris(pyrazolyl)borate ligands
K Fujisawa; T Ono; Y Ishikawa; N Amir; Y Miyashita; K Okamoto; N Lehnert
INORGANIC CHEMISTRY, 2006年02月, ［査読有り］

Sulfur K-edge extended X-ray absorption fine structure spectroscopy of homoleptic thiolato complexes with Zn(II) and Cd(II)
Y Matsunaga; K Fujisawa; N Ibi; M Fujita; T Ohashi; N Amir; Y Miyashita; K Aika; Y Izumi; K Okamoto
JOURNAL OF INORGANIC BIOCHEMISTRY, 2006年02月, ［査読有り］, ［招待有り］

Nickel(II) complexes with Schiff bases derived from salicylaldehyde or pentanedione and 3-aminopropanethiol
Amir, N.; Miyashita, Y.; Fujisawa, K.; Okamoto, K.-I.
Journal of Coordination Chemistry, 2006年, ［査読有り］

Dichlorooxo(quinoline-8-thiolato-κ²N,S)(triphenylphosphine oxide-κO)rhenium(V) acetone Solvate
Yoshitaro Miyashita; Tetuya Ohashi; Akiomi Imai; Nagina Amir; Kiyoshi Fujisawa; Ken-ichi Okamoto
Acta Crystallogr. Sect. C, 2005年11月, ［査読有り］

Stereoselective formation and properties of mononuclear and polynuclear nickel(II) complexes with 1-amino-2-propanethiolate
M Fujita; Y Miyashita; N Amir; Y Kawamoto; K Kanamori; K Fujisawa; K Okamoto
POLYHEDRON, 2005年10月, ［査読有り］

Selective formation of lanthanide(III) complexes with polyaminopolycarboxylate: Unprecedented tetranuclear neodymium(III) complex containing alkoxo and carboxylato bridges
Y Miyashita; M Sanada; MM Islam; N Amir; T Koyano; H Ikeda; K Fujisawa; K Okamoto
INORGANIC CHEMISTRY COMMUNICATIONS, 2005年09月, ［査読有り］

Syntheses, structures, and properties of oxorhenium(V) complexes with 2-, 5, and/or 7-substituted 8-quinolinolato ligands
Y Miyashita; T Ohashi; A Imai; N Amir; K Fujisawa; K Okamoto
SCIENCE AND TECHNOLOGY OF ADVANCED MATERIALS, 2005年09月, ［査読有り］

Group 12 metal(II) complexes with 1-methylimidazoline-2(3H)-thione (mitH): correlation between crystal structure and physicochemical property
Y Matsunaga; K Fujisawa; N Amir; Y Miyashita; K Okamoto
JOURNAL OF COORDINATION CHEMISTRY, 2005年08月, ［査読有り］

Spectroscopic and DFT investigation of [M{HB(3,5-(i)Pr(2)pz)(3)}(SC6F5)] (M = Mn, Fe, Co, Ni, Cu, and Zn) model complexes: Periodic trends in metal-thiolate bonding
SI Gorelsky; L Basumallick; J Vura-Weis; R Sarangi; KO Hodgson; B Hedman; K Fujisawa; EI Solomon
INORGANIC CHEMISTRY, 2005年07月, ［査読有り］

Zn(II) Complexes owith Aliphatic Thiolates. (Et₄N)[Zn(SAd)₃] and (Et₄N)₂[{Zn(ScHex)₂}₂(μ-ScHex)₂]
Yuki Matsunaga; Kiyoshi Fujisawa; Naoko Ibi; Nagina Amir; Yoshitaro Miyashita; Ken-ichi Okamoto
Bull. Chem. Soc. Jpn., 2005年07月, ［査読有り］

Structural and physicochemical characterization of zinc(II) and cadmium(II) complexes with 1,4-dimethy-lhomopiperazine
Y Matsunaga; K Fujisawa; N Amir; Y Miyashita; K Okamoto
APPLIED ORGANOMETALLIC CHEMISTRY, 2005年06月, ［査読有り］

“Radical-Controlled” Oxidative Polymerization of Phenol: Comparison with that of 4-Phenoxyphenol
Hideyuki Higashimura; Kiyoshi Fujisawa; Masaaki Kubota; Shiro Kobayashi
J. Poly. Sci., Part A: Polym. Chem., 2005年05月, ［査読有り］

Structural and spectroscopic characterization of first-row transition metal(II) substituted blue copper model complexes with hydrotris (pyrazolyl)borate
Y Matsunaga; K Fujisawa; N Ibi; Y Miyashita; K Okamoto
INORGANIC CHEMISTRY, 2005年01月, ［査読有り］

Dichloro[bis(1-methylimidazole-2)disulfide]zinc(II)
Y Matsunaga; K Fujisawa; N Amir; Y Miyashita; K Okamoto
APPLIED ORGANOMETALLIC CHEMISTRY, 2005年01月, ［査読有り］

Linear-type S-Bridged trinuclear complexes with Ru-III ion and octahedral fac(S)-[M(aet)(3)] units (M = Rh-III, Ir-III; aet=2-aminoethethiolate)
N Amir; Y Miyashita; M Fujita; K Fujisawa; K Okamoto
MOLECULAR CRYSTALS AND LIQUID CRYSTALS, 2005年, ［査読有り］

Synthetic models for active sites of reduced blue copper proteins: minimal geometric change between two oxidation states for fast self-exchange rate constants
K Fujisawa; K Fujita; T Takahashi; N Kitajima; Y Moro-oka; Y Matsunaga; Y Miyashita; K Okamoto
INORGANIC CHEMISTRY COMMUNICATIONS, 2004年11月, ［査読有り］

Manganese catalysts with scorpionate ligands for olefin polymerization
M Nabika; Y Seki; T Miyatake; Y Ishikawa; K Okamoto; K Fujisawa
ORGANOMETALLICS, 2004年09月, ［査読有り］

Bis(μ-cystamine-κ⁴ N, S: S', N')bis[ (2-aminoethanethiolato-κ² N,S)iridium(III)];Tetrabromide Dihydrate
Mitsuharu Fujita; Yoshitaro Miyashita; Nagina Amir; Yasunori Yamada; Kiyoshi Fujisawa; Ken-ichi Okamoto
Acta Crystallogr. Sect. C, 2004年09月, ［査読有り］

Ab Initio Calculation on the Reaction Mechanism of “Radical-Controlled”Oxidative Polymerization of Phenols
Masaaki Kubota; Akinobu Shiga; Hideyuki Higashimura; Kiyoshi Fujisawa; Yoshihiko Moro-oka; Hiroshi Uyama; Shiro Kobayashi
Bull. Chem. Soc. Jpn., 2004年04月, ［査読有り］

Copper(II) complexes with a novel tris(3,5-diisopropyl-1-pyrazolyl)methane ligand, [Cu(X-2){HC(3,5-(i)Pr(2)pz)(3)}](X=Cl and NO3)
K Fujisawa; T Ono; H Aoki; Y Ishikawa; Y Miyashita; K Okamoto; H Nakazawa; H Higashimura
INORGANIC CHEMISTRY COMMUNICATIONS, 2004年03月, ［査読有り］

The most hindered hydrotris(pyrazolyl)borate ligand, X-ray structure of chlorocopper(II) complex: [Cu(Cl){HB(3-Ad-5-Pr(i)pz)(3)}] as compared with [Cu(Cl){HB(3-Bu-t-5-Pr(i)pz)(3)}]
K Fujisawa; N Tada; Y Ishikawa; H Higashimura; Y Miyashita; KI Okamoto
INORGANIC CHEMISTRY COMMUNICATIONS, 2004年02月, ［査読有り］

Diazene complexes of copper: Synthesis, spectroscopic analysis, and electronic structure
K Fujisawa; N Lehnert; Y Ishikawa; K Okamoto
ANGEWANDTE CHEMIE-INTERNATIONAL EDITION, 2004年, ［査読有り］

Crystal structure of pyrazolato-bridged copper(I) polynuclear complexes
K Fujisawa; Y Ishikawa; Y Miyashita; K Okamoto
CHEMISTRY LETTERS, 2004年01月, ［査読有り］

Selective Formation and Characterization of Oxorhenium(V) Complexes with 2-Methylquinolin-8-ylamido (Hamq). Interconversion between [ReOX₂(Hamq)(PPh₃) and [ReOX₂(Hamq)(OPPh₃)] (X =Cl, Br)　　　　　　　　　　　　　　　
Yoshitaro Miyashita; Md. Monirul Islam; Nagina Amir; Kiyoshi Fujisawa; Ken-ichi Okamoto, ポリアミンポリカルボン酸を配位子とする多核チタン(IV)錯体を合成し、その構造を決定するとともに、その性質を明らかにした。
Chem. Lett., 2004年, ［査読有り］

Syntheses of linear-type S-bridged trinuclear complexes composed of heavy d⁶metal ions and 2-aminoethanethiolate: Comparative characterization by X-ray diffraction, spectroscopy and electrochemistry
Mahboob, N.; Miyashita, Y.; Yamada, Y.; Fujisawa, K.; Okamoto, K.-I.
Inorganica Chimica Acta, 2004年, ［査読有り］

Oxygen Activation by Nonchem Iron（Ⅱ） Complexes: α-Keto Caboxylate versus Carboxylate
Mark P. Mehn; Kiyoshi Fujisawa; Eric L. Hegg; Lawreance Que, J
J. Am. Chem. Soc., 2003年07月, ［査読有り］

Asymmetric conjugate addition reaction using pyrazole derivatives as a chiral catalyst
C Kashima; H Yokoyama; S Shibata; K Fujisawa; T Nishio
JOURNAL OF HETEROCYCLIC CHEMISTRY, 2003年07月, ［査読有り］

UV-Vis absorption and CD spectroelectrochemical studies on S-bridged polycobalt(III) complexes with 2-aminoethanethiolate or L-cysteinate
Y Miyashita; H Yoshida; T Sato; Y Yamada; K Fujisawa; K Okamoto
BULLETIN OF THE CHEMICAL SOCIETY OF JAPAN, 2003年06月, ［査読有り］

Spectroscopy and bonding in side-on and end-on Cu-2(S-2) cores: Comparison to peroxide analogues
P Chen; K Fujisawa; ME Helton; KD Karlin; EI Solomon
JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 2003年05月, ［査読有り］

"Radical-controlled" oxidative polymerization of phenols
H Higashimura; K Fujisawa; Y Moro-oka; M Kubota; A Shiga; H Uyama; S Kobayashi
SCIENCE AND TECHNOLOGY IN CATALYSIS 2002, 2003年, ［査読有り］

Reaction path to phenol coupling with copper complex
M Kubota; H Higashimura; A Shiga; K Fujisawa; H Uyama; S Kobayashi
SCIENCE AND TECHNOLOGY IN CATALYSIS 2002, 2003年, ［査読有り］

Spectroscopic and Electronic Structure Studied of the Diamagnetic Side-On Cu^Ⅱ-Superoxo Complex Cu(O₂)HB(3-R-5-iPrpz)₃: Antiferromagnetic Coupling vs. Covalent Delocalization
Peng Chen; David E. Root; Cecelia Campochiaro; Kiyoshi Fujisawa; Edward I. Solomon
J. Am. Chem. Soc., 2003年01月, ［査読有り］

Electronic structure and reactivity of high-spin iron-alkyl- and -pterinperoxo complexes
N Lehnert; K Fujisawa; EI Solomon
INORGANIC CHEMISTRY, 2003年01月, ［査読有り］

Selective formation and characterization of oxorhenium(V) complexes with 2-methylquinolin-8-ylamido (Hamq). Interconversion between [ReOX2(Hamq)(PPH3)] and [ReOX2(Hamq)(OPPH3)] (X = Cl, Br)
Ohashi, T.; Miyashita, Y.; Yamada, Y.; Fujisawa, K.; Okamoto, K.-I.
Bulletin of the Chemical Society of Japan, 2003年

Spectroscopic comparison of the five-coordinate [Cu(SMeIm)(HB(3,5-iPr(2)pz)(3))] with the four-coordinate [Cu(SCPh3)(HB(3,5-iPr(2)pz)(3))]: effect of coordination number increase on a blue cop per type site
L Basumallick; SD George; DW Randall; B Hedman; KO Hodgson; K Fujisawa; EI Solomon
INORGANICA CHIMICA ACTA, 2002年09月, ［査読有り］, ［招待有り］

Crystal structures, electronic absorption and reflectance spectral behaviors, and electrochemical properties of five-coordinated chlorocopper(II) complexes with 5,6-disubstituted-1,10-phenanthroline
Y Yamada; H Sakurai; Y Miyashita; K Fujisawa; K Okamoto
POLYHEDRON, 2002年09月

Novel Alkoxo-Bridged Lanthanide(III) Dinuclear Complexes: Crystal Structure of Na₄[Yb₂(μ-dpta-O)₂] (N₄dpta-OH = 1,3-Diamino-2-hydroxypropane-N, N, N' ,N'-tetraacetic acid)
Yoshitaro Miyashita; Masateru Sanada; Yasunori Yamada; Kiyoshi Fujisawa; Ken-ichi Okamoto
Chem. Lett., 2002年08月, ［査読有り］

Characterization and Electrochemical Properties for Rhenium(III) Ion Incorporated into Linear-Type S-Bridged Trinuclear Complexes. Crystal Structures of ΔΛ- and ΔΔ/ΛΛ-[Re{Ir(aet)₃}₂]³⁺ (aet = 2-aminoethanethiolate)
Nagina Mahboob; Yoshitaro Miyashita; Yasunori Yamada; Kiyoshi Fujisawa; Ken-ichi Okamoto
Polyhedron, 2002年08月, ［査読有り］

Optically Active S-Bridged Co^IIIM (M = Pt^II, Hg^II, Au^I) Polynuclear Complexes Derived from ΔΔ-[Ni{Co(aet)₂(R-pn)}₂]⁴⁺ (aet = 2-Aminoethanethiolate, R-pn = (R
Yasunori Yamada; Yoshitaro Miyashita; Kiyoshi Fujisawa; Ken-ichi Okamoto
Bull. Chem. Soc. Jpn., 2002年05月, ［査読有り］

Syntheses, stereochemistry, reactivity, and some properties of sulfur-bridged cobalt(III)-cadmium(II) polynuclear complexes derived from mononuclear cobalt(III) complex with D-penicillaminate
Y Yamada; M Tsumita; A Hirano; Y Miyashita; K Fujisawa; K Okamoto
INORGANICA CHIMICA ACTA, 2002年04月, ［査読有り］

Spectroscopic Comparison of the 5-Coordinate [Cu(SMeIm)(HB(3, 5-iPr₂pz)₃] with the 4-Coordinate [Cu(SCPh₃)(HB(3, 5-iPr₂pz)₃] : Effect of Coordination Number Increase on a Blue Copper Type Site.　　　　　　　　　　　　　　　
Lipika Basumallick; Serena DeBeer George; David W. Randall; Britte Hedman; Keith O. Hodgson; Kiyoshi Fujisawa; Edward I. Solomon, 5配位チオラート銅(II)錯体を合成し、構造決定した。対応する4配位チオラート銅(II)錯体との分光学的性質の比較を詳細に行い、配位数の増加がどのような構造や性質に影響を与えるか討論した。
Inorg. Chim. Acta (K. Wieghardt special volume), 2002年, ［査読有り］, ［招待有り］

anti-Bis(μ-2-ammonioethanethiolato-κ²S:S)bis[dichloropalladium(II)]dehydrate
Yoshitaro Miyashita; Satoshi Arai; Yasunori Yamada; Kiyoshi Fujisawa; Ken-ichi Okamoto
Acta Crystallogr. Sect. C., 2001年12月, ［査読有り］

Electrolytic partial fluorination of organic compounds. 54.1 Anodic mono- and trifluorination of thiochroman-4-one derivatives and the factors affecting product selectivity
K. M. Dawood; H. Ishii; K. Fujisawa; T. Fuchigami
Journal of Organic Chemistry, 2001年10月19日, ［査読有り］

Electroytic partial fluorination of organic compounds. 52. Regio- and diastereoselective anodic fluorination of thiazolidines
D Baba; H Ishii; S Higashiya; K Fujisawa; T Fuchigami
JOURNAL OF ORGANIC CHEMISTRY, 2001年10月, ［査読有り］

Crystal Structure and Spectroscopic Characterization of Linear-Type S-Bridged Trinuclear Complexes Δ- and ΔΔ/ΛΛ-[Re^III{RhIII(aet)₃}]³⁺ (aet = 2-Aminoethanethiolate)
Yoshitaro Miyashita; Nagina Mahboob; Satoko Tsuboi; Yasunori Yamada; Kiyoshi Fujisawa; Ken-ichi Okamoto
Bull. Chem. Soc. Jpn., 2001年07月, ［査読有り］

Structural effects on nitratocopper(II) complexes of tris (pyrazolyl)borates
K Fujisawa; Y Miyashita; Y Yamada; K Okamoto
BULLETIN OF THE CHEMICAL SOCIETY OF JAPAN, 2001年06月, ［査読有り］

fac-trichloro(quinolin-8-ylimido-N,N ')(triphenylphosphine-P)rhenium(V)
Y Miyashita; N Mahboob; S Tsuboi; Y Yamada; K Fujisawa; K Okamoto
ACTA CRYSTALLOGRAPHICA SECTION C-CRYSTAL STRUCTURE COMMUNICATIONS, 2001年05月, ［査読有り］

Synthesis, characterization and reactivity of linear-type S-bridged trinuclear complexes containing vanadium(III) ion. Crystal structures of[VIII{M(aet)3}2](ClO4) 3 (M = RhIII, IrIII; aet = 2-aminoethanethiolate)　　　　　　　　　　　　　　　
Y. Miyashita; M. Hamajima; Y. Yamada; K. Fujisawa; K. I. Okamoto
Journal of the Chemical Society, Dalton Transactions, 2001年

Synthesis, characterization and reactivity of linear-type S-bridged trinuclear complexes containing vanadium(III) ion. Crystal structures of [V-III{M(aet)(3)}(2)](ClO4)(3) (M = Rh-III, Ir-III; aet=2-aminoethanethiolate)
Y Miyashita; M Hamajima; Y Yamada; K Fujisawa; K Okamoto
JOURNAL OF THE CHEMICAL SOCIETY-DALTON TRANSACTIONS, 2001年, ［査読有り］

Synthesis, crystal structure, and some spectrochemical properties of S-bridged hexanuclear zinc(II) complex with 2-aminoethane-thiolate: Formation of Zn3S3- and Zn4S4-cyclic cores
Y Yamada; Y Miyashita; K Fujisawa; K Okamoto
BULLETIN OF THE CHEMICAL SOCIETY OF JAPAN, 2001年01月, ［査読有り］

Spectroscopic and electronic structural studies of blue copper model complexes. 1. Perturbation of the thiolate-Cu bond
DW Randall; SD George; B Hedman; KO Hodgson; K Fujisawa; EI Solomon
JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 2000年11月, ［査読有り］

M-S Vibrational Study in Three-Coordinate Thiolato Compounds (NEt₄)₂[M(SC₆H₄-p-X)₃] and (NEt₄)₂[M₄(μ-SC₆H₄-p-Cl)₆] : M=Cu(Ⅰ) and Ag(Ⅰ)
Kiyoshi Fujisawa; Sadako Imai; Syusuke Suzuki; Yoshihiko Moro-oka; Yoshitaro Miyashita; Yasunori Yamada; Ken-ichi Okamoto
J. Inorg. Biochem., 2000年11月, ［査読有り］

New crystalline polymers: poly(2,5-dialkyl-l,4phenylene oxide)s
H Higashimura; K Fujisawa; Y Moro-oka; S Namekawa; M Kubota; A Shiga; H Uyama; S Kobayashi
MACROMOLECULAR RAPID COMMUNICATIONS, 2000年11月, ［査読有り］

Spectroscopic and theoretical studies of mononuclear copper(II) alkyl- and hydroperoxo complexes: Electronic structure contributions to reactivity
P Chen; K Fujisawa; EI Solomon
JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 2000年10月, ［査読有り］

Structural Characteristics of S-Bridged Trinuclear Complexes [{Pd(terpy)}₂{Pd(aet)₂}]⁴⁺ (terpy = 2,2':6',2”-Terpyridine, aet = 2-Aminoethanethiolate): Effects of Counter Anions and Solvent on Intra- and Intermolecular Stac
Yasunori Yamada; Kiyoshi Fujisawa; Ken-ichi Okamoto
Bull. Chem. Soc. Jpn., 2000年10月, ［査読有り］

Syntheses, crystal structures, and some spectrochemical properties of S-bridged tetranuclear complexes with stacking arrangements composed of planar palladium(II) units
Y Yamada; K Fujisawa; K Okamoto
BULLETIN OF THE CHEMICAL SOCIETY OF JAPAN, 2000年09月, ［査読有り］

Mononuclear copper(II) hydroxo complex: Structural effect of a 3-position of tris(pyrazolyl)borates
K Fujisawa; T Kobayashi; K Fujita; N Kitajima; Y Moro-oka; Y Miyashita; Y Yamada; K Okamoto
BULLETIN OF THE CHEMICAL SOCIETY OF JAPAN, 2000年08月, ［査読有り］

Optical Active S-Bridged Co^IIIPd^II Polynuclear Complexes Derived from ΔΔ-[Ni{Co(aet)₂(R-pn)₂}]⁴⁺ (aet = 2-Aminoethanethiolate, R-pn = (R)-1,2-Propanediamine)
Yasunori Yamada; Yoko Maeda; Takumi Konno; Kiyoshi Fujisawa; Ken-ichi Okamoto
Bull. Chem. Soc. Jpn., 2000年08月, ［査読有り］

Crystal structure and spectrochemical properties of a dinuclear palladium(II) complex with 2,3,5,6-tetra(2-pyridyl)pyrazine
Y Yamada; Y Miyashita; K Fujisawa; K Okamoto
BULLETIN OF THE CHEMICAL SOCIETY OF JAPAN, 2000年08月, ［査読有り］

Synthesis, Crystal Structure, and Some Spectrochemical Properties of Optically Active S-Bridged Trinuclear Complex ΔΔ-[Ni{Co(aet)₂(R-pn)₂}]⁴⁺ (aet = 2-Aminoethanethiolate, R-pn = (R)-1,2-Propanediamine
Yasunori Yamada; Yoko Maeda; Yoshitaro Miyashita; Kiyoshi Fujisawa; Takumi Konno; Ken-ichi Okamoto
Bull. Chem. Soc. Jpn., 2000年05月, ［査読有り］

"Radical-Controlled" Oxidative Polymerization of m-Cresol Catalyzed by μ-η²:η²-peroxo Dicopper(Ⅱ) Complex
Hideyuki Higashimura; Kiyoshi Fujisawa; Yoshihiko Moro-oka; Masaaki Kubota; Akinobu Shiga; Hiroshi Uyama; Shiro Kobayashi
J. Mol. Catal. A Chem., 2000年04月, ［査読有り］

Synthesis, crystal structures, and some properties of S-bridged Pt(II)-M(III) (M = Co, Rh) dinuclear complexes with square-planar and octahedral geometries
Y Yamada; M Uchida; Y Miyashita; K Fujisawa; T Konno; K Okamoto
BULLETIN OF THE CHEMICAL SOCIETY OF JAPAN, 2000年04月, ［査読有り］

Oxidative polymerization of 2,5-dimethylphenol by tyrosinase-model complex　　　　　　　　　　　　　　　
Shuhei Namekawa; Hideyuki Higashimura; Masaaki Kubota; Akinobu Shiga; Kiyoshi Fujisawa; Yoshihiko Moro-oka; Hiroshi Uyama; Shiro Kobayashi, ACS
American Chemical Society, Polymer Preprints, Division of Polymer Chemistry, 2000年03月

'Radical-controlled' oxidative polymerization of o-cresol catalyzed by mu-(2)(eta):(2)(eta)-peroxo dicopper(II) complex
H Higashimura; K Fujisawa; Y Moro-oka; M Kubota; A Shiga; H Uyama; S Kobayashi
APPLIED CATALYSIS A-GENERAL, 2000年03月, ［査読有り］

“Radical-Controlled” Oxidative Polymerization of 4-Phenoxyphenol by a Tyrosinase Model Complex Catalyst to Poly(1,4-phenylene oxide).
Hideyuki Higashimura; Masaaki Kubota; Akinobu Shiga; Kiyoshi Fujisawa; Yoshihiko Moro-oka; Hiroshi Uyama; Shiro Kobayashi
Macromolecules, 2000年03月, ［査読有り］

New crystalline polymers: Poly(2,5-dialkyl-1,4-phenylene oxide)s
Higashimura, H.; Fujisawa, K.; Mom-oka, Y.; Namekawa, S.; Kubota, M.; Shiga, A.; Uyama, H.; Kobayashi, S.
Macromolecular Rapid Communications, 2000年, ［査読有り］

Stereochemistry and electrochemical properties of molybdenum ions incorporated into S-bridged polynuclear structures
Yoshitaro Miyashita; Yasunori Yamada; Kiyoshi Fujisawa; Takumi Konno; Kan Kanamori; Ken-Ichi Okamoto
Journal of the Chemical Society, Dalton Transactions, 2000年, ［査読有り］

"Radical-Controlled" Oxidative Polymerization of 4-Phenoxyphenol to Poly(1,4-phenylene oxide) by μ-η²:η²-peroxo Dicopper(Ⅱ) Complex　　　　　　　　　　　　　　　
Hideyuki Higashimura; Kiyoshi Fujisawa; Yoshihiko Moro-oka; Masaaki Kubota; Akinobu Shiga; Hiroshi Uyama; Shiro Kobayashi, チロシナーゼモデル錯体を用いてo-クレゾールの酸化重合を行い、高分子材料を得た。得られた高分子材料の分析を行った。
Appl. Catal., A, 2000年, ［査読有り］

Coupling selectivity in the radical-controlled oxidative polymerization of 4-phenoxyphenol catalyzed by (1,4,7-triisopropyl-1,4,7-triazacyclononane)copper(ll) complex
H Higashimura; K Fujisawa; S Namekawa; M Kubota; A Shiga; Y Moro-Oka; H Uyama; S Kobayashi
JOURNAL OF POLYMER SCIENCE PART A-POLYMER CHEMISTRY, 2000年, ［査読有り］

Stereochemistry and electrochemical properties of molybdenum ions incorporated into S-bridged polynuclear structures
Y Miyashita; Y Yamada; K Fujisawa; T Konno; K Kanamori; K Okamoto
JOURNAL OF THE CHEMICAL SOCIETY-DALTON TRANSACTIONS, 2000年, ［査読有り］

Synthesis, Structure and Reactivity of Phenoxo Copper(Ⅱ)Complexes, Cu(OAr)(HB(3,5-Prⁱ₂pz)₃)(Ar=C₆H₄-p-F, 2,6-Me₂C₆H₃, 2,6-Bu^t₂C₆H
Kiyoshi Fujisawa; Yusaku Iwata; Nobumasa Kitajima; Hideyuki Higashimura; Masaaki Kubota; Yoshitaro Miyashita; Yasunori Yamada; Ken-ichi Okamoto; Yoshihiko Moro-oka
Chem. Lett., 1999年08月, ［査読有り］

Electrochemical and spectroelectrochemical studies on sandwich-type bis(phthalocyaninato)lanthanide complexes
C Harnoode; K Takamura; H Kubota; K Sho; K Fujisawa; F Kitamura; T Ohsaka; K Tokuda
ELECTROCHEMISTRY, 1999年08月, ［査読有り］

Novel highly-regioselective oxidative-polymerization of 4-phenoxyphenol to poly(1,4-phenylene oxide) catalyzed by tyrosinase model complexes
H Higashimura; K Fujisawa; Y Moro-oka; M Kubota; A Shiga; H Uyama; S Kobayashi
SCIENCE AND TECHNOLOGY IN CATALYSIS 1998, 1999年, ［査読有り］

Highly regioselective oxidative polymerization of 4-phenoxyphenol to poly(1,4-phenylene oxide) catalyzed by tyrosinase model complexes　　　　　　　　　　　　　　　
Hideyuki Higashimura; Kiyoshi Fujisawa; Yoshihiko Moro-oka; Masaaki Kubota; Akinobu Shiga; Hiroshi Uyama; Shiro Kobayashi, ACS
American Chemical Society, Polymer Preprints, Division of Polymer Chemistry, 1998年08月

Highly regioselective oxidative polymerization of 4-phenoxyphenol to poly(1,4-phenylene oxide) catalyzed by tyrosinase model complexes
H Higashimura; K Fujisawa; Y Moro-oka; M Kubota; A Shiga; A Terahara; H Uyama; S Kobayashi
JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 1998年08月, ［査読有り］

Highly regioselective oxidative polymerization of 4-phenoxyphenol to poly(1,4-phenylene oxide) catalyzed by tyrosinase model complexes.
H Higashimura; K Fujisawa; Y Moro-oka; M Kubota; A Shiga; H Uyama; S Kobayashi
ABSTRACTS OF PAPERS OF THE AMERICAN CHEMICAL SOCIETY, 1998年08月, ［査読有り］

Cu-63 NMR study of copper(I) carbonyl complexes with various hydrotris(pyrazolyl)borates: Correlation between Cu-63 chemical shifts and CO stretching vibrations
S Imai; K Fujisawa; T Kobayashi; N Shirasawa; H Fujii; T Yoshimura; N Kitajima; Y Moro-oka
INORGANIC CHEMISTRY, 1998年06月, ［査読有り］

A Superoxodicopper(Ⅱ) Complex Oxidatively Generated by a Reaction of Di-μ-hyrdodicopper(Ⅱ) Complex with Hydrogen Peroxide
Masahito Kodera; Yoshimitsu Tachi; Shun Hirota; Kou Katayama; Hisashi Shimakoshi; Koji Kano; Kiyoshi Fujisawa; Yoshihiko Moro-oka; Yoshinori Naruta; Teizo Kitagawa
Chem. Lett., 1998年05月, ［査読有り］

Preparation, spectroscopic, characterization, and molecular structure of copper(I) aliphatic thiolate complexes
K Fujisawa; S Imai; N Kitajima; Y Moro-oka
INORGANIC CHEMISTRY, 1998年01月, ［査読有り］

Two-coordinate gold(I) aliphatic thiolate complex: The Au-S distance is smaller than the Ag-S one
K Fujisawa; S Imai; Y Moro-oka
CHEMISTRY LETTERS, 1998年, ［査読有り］

Square planar nickel compounds with bulky thiols
T Yamamura; H Watanabe; Y Niino; K Fujisawa; Y Morooka
INORGANICA CHIMICA ACTA, 1997年10月, ［査読有り］

Synthesis and characterization of the benzoylformato ferrous complexes with the hindered tris(pyrazolyl)borate ligand as a structural model for mononuclear non-heme iron enzymes
S Hikichi; T Ogihara; K Fujisawa; N Kitajima; M Akita; Y Morooka
INORGANIC CHEMISTRY, 1997年09月, ［査読有り］

Dimanganese Complexes Bridged with a (μ-X)(μ-Carboxylato)Unit as Models for the Active Site of Manganese Catalase(X=OH, O or (O)₂)
Masahisa Osawa; Kiyoshi Fujisawa; Nobumasa Kitajima; Yoshihiko Moro-oka
Chem. Lett., 1997年, ［査読有り］

A monomeric zinc complex ligated by an unsymmetric hydrotris(pyrazolyl)borate containing an OH group
M Osawa; M Tanaka; K Fujisawa; N Kitajima; Y Morooka
CHEMISTRY LETTERS, 1996年, ［査読有り］

A MONOMERIC SIDE-ON SUPEROXOCOPPER(II) COMPLEX - CU(O-2)(HB(3-TBU-5-IPRPZ)(3))
K FUJISAWA; M TANAKA; Y MOROOKA; N KITAJIMA
JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 1994年12月, ［査読有り］

Synthesis, Structure and Magnetic Properties of a Linear Trimanganese (III, II, III) Complex Bridged with a (μ-Hydroxo) bis(acetato)Unit
Nobumasa Kitajima; Masahisa Osawa; Sadako Imai; Kiyoshi Fujisawa; Yoshihiko Moro-oka; Kristel Heerwegh; Christopher A. Reed; Peter D. W. Boyd
Inorg. Chem., 1994年10月, ［査読有り］

Formation of a μ-η²:η²-Disulfide Dinuclear Copper (II) Complex by Thermal Decomposition of a Thiolate Complex via C-S Bond Cleavage
Kiyoshi Fujisawa; Yoshihiko Moro-oka; Nobumasa Kitajima
J. Chem. Soc., Chem. Commun. 1994(5), 623-624., 1994年03月, ［査読有り］

SYNTHESIS, MOLECULAR-STRUCTURE, AND REACTIVITY OF (ALKYLPEROXO)COPPER(II) COMPLEX
N KITAJIMA; T KATAYAMA; K FUJISAWA; Y IWATA; Y MOROOKA
JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 1993年08月, ［査読有り］

Formation of (μ-Hyroxo)(μ-Azido) Dinuclear Copper Complex from μ-η²:η²-Peroxo Complex
Nobumasa Kitajima; Kiyoshi Fujisawa; Shiro Hikichi; Yoshihiko Moro-oka
J. Am. Chem. Soc., 1993年08月, ［査読有り］

SPECTROSCOPIC STUDIES OF SIDE-ON PEROXIDE-BRIDGED BINUCLEAR COPPER(II) MODEL COMPLEXES OF RELEVANCE TO OXYHEMOCYANIN AND OXYTYROSINASE
MJ BALDWIN; DE ROOT; JE PATE; K FUJISAWA; N KITAJIMA; EI SOLOMON
JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 1992年12月

X-RAY STRUCTURE OF THIOLATOCOPPER(II) COMPLEXES BEARING CLOSE SPECTROSCOPIC SIMILARITIES TO BLUE COPPER PROTEINS
N KITAJIMA; K FUJISAWA; M TANAKA; Y MOROOKA
JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 1992年11月