Laboratory of Physical Organic Chemistry
Graduate School of Science, Osaka City University

Publication list of since 2011

 

2019 年

  1. Zaier, R.; H. Said, H., Kozaki, M.; Ayachi, A., Designing New Small Molecules from Cyclopentadithiophene (CPDT) Derviatives for Highly Efficient Blue Emitters in OLEDs: DFT Computational Modeling, J. Mater. Environ. Sci. 2019, 10(3), 195-207.
  2. Tahara, T.; Suzuki, S.; Kozaki, M.; Shiomi, D.; Sugisaki, K.; Sato, K.; Takui, T.; Mitake, Y.; Hosokoshi, Y.; Nojiri, H.; Okada, K., Triplet Diradical Cation Salts Consisting of Phenothiazine Radical Cation and Nitronyl Nitroxide, Chem. Eur. J. 2019, in press, https://doi.org/10.1002/chem.201900513
  3. Zaier, R.; Said, H.; Kozaki, M.; Ayachi, S. DFT and TD-DFT studies on the electronic and optical properties of linear π-conjugated cyclopentadithiophene (CPDT) dimer for efficient blue OLED, Opt. Mater. 2019, 91, 108–114, DOI: 10.1016/j.optmat.2019.03.013
  4. Synthesis and Properties of Nitrogen-Containing Pyrenes, Omura, Y.; Tachi, Y.;  Okada, K.; Kozaki M. J. Org. Chem. 2019, 84(4), 2032-2038, DOI: 10.1021/acs.joc.8b02962

2018 年

  1. Synthesis and Magnetic Properties of (Pyrrolidin-1-oxyl)–(NitronylNitroxide)/ (Iminonitroxide)-Dyads, Tsujimoto, H.; Suzuki, S.; Kozaki, M.; Shiomi, D.; Sato, K.; Takui, T.; Okada K. Chem. Asian J. in press.
  2. Preparation and Properties of a Polycyclic p-Quinodimethane with Two Oxygen Bridges and its Radical Cation in Comparison with the Isomeric o-Quinodimethane, Sato, C.; Suzuki, S.; Okada, K.; Kozaki, M. Chem. Asian J. 2018, 13, 3729-3736. doi.org/10.1002/asia.201801269
  3. Ligand-binding Ability of a Porphyrin Center in Trimeric Assembly of Dendrimer, Akisada, M.; Kimura, R.; Tachi, Y.; Suzuki, S.; Okada, K.; Kozaki, M. J. Org. Chem. 2018, 83(17), 9631-9640. DOI: 10.1021/acs.joc.8b00932
  4. Chemical Stability of the 5-Mesityl-5''-(nitronylnitroxide)-2,2':5',2''-ter(3,4-ethylenedioxythiophene) Radical Cation, Tahara, T.; Suzuki, S.; Kozaki, M.; Nishinaga, T.; Okada, K. Bull. Chem. Soc. Jpn. 2018, 91(8), 1193-1195.
  5. Radical Metalloids with NHC-Carbene and Phenanthroline Ligands: Synthesis, Properties, and Cross-Coupling Reaction of [(Nitronyl Nitroxide)-2-ido]metal Complexes with Aryl Halides, Yamada, K.; Zhang, X.; Tanimoto, R.; Suzuki, S.; Kozaki, M.; Tanaka, R.; Okada, K. Bull. Chem. Soc. Jpn. 2018, 91, 11501157, DOI: 10.1246/bcsj.20180033
  6. Group 11 Metal Complexes Coordinated by (Nitronyl Nitroxide)-2-ide Radical Anions: Facile Oxidation of Stable Radicals Controlled by Metal–Carbon Bonds in Radical-Metalloids, Tanimoto, R.; Yamada, K.; Suzuki, S.; Kozaki, M.; Okada, K. Eur. J. Inorg. Chem. 2018, 1198–1203, DOI: 10.1002/ejic.201800038.
  7. Chemical Stimulus-responsive Folding and Unfolding of a Dendrimeric Assembly, Kimura, R.; Suzuki, S.; Okada, K.; Kozaki, M. Chem. Asian J. 2018, 13(1), 35–40. DOI: 10.1002/asia.201701487

2017 年

  1. Stereoelectronic control of oxidation potentials of 3,7-bis(diarylamino)-phenothiazines, Karimata, A.; Suzuki, S.; Kozaki, M.; Okada, K. RSC Advances 2017, 7, 56144–56152.
  2. デンドリマー型元素ブロック高分子の構築、小嵜正敏、化学工業, 2017, 68(11), 14-19.
  3. (Azulene-1,3-diyl)-bis(nitronyl nitroxide) and -bis(iminonitroxide) and Their Copper Complexes, Haraguchi, M.; Tretyakov, E.; Gritsan, N.; Romanenko, G.; Gorbunov, D.; Bogomyakov, A.; Maryunina, K.; Suzuki, S.; Kozaki, M.; Shiomi, D.; Sato, K.; Takui, T.; Nishihara, S.; Inoue, K.; Okada, K. Chem. Asian J. 2017, 12, 2929–2941. DOI: 10.1002/asia.201701085
  4. Synthesis and Magnetic Properties of Trioxytriphenylamine Dimers in Di(radical cationic) States, Suzuki, S.; Tanaka, N.; Kozaki, M.; Shiomi, D.; Sato, K.; Takui, T.; Okada, K. Chem. Eur. J. 2017, 23, 16014–16025. DOI: 10.1002/chem.201703220.
  5. Trimeric Assembly of Dendritic Light-harvesting Antenna with Two Kinds of Porphyrin Cores, Kimura, R.; Suzuki, S.; Okada, K.; Kozaki, M. J. Org. Chem. 201782, 8917−8926.DOI 10.1021/acs.joc.7b01275.
  6. ニトロニルニトロキシドラジカルを基盤とした開殻π造形、鈴木修一・小嵜正敏・岡田 惠次、π-System Figuration on Open-shell Molecules Based on Nitronyl Nitroxide, Suzuki, S.; Kozaki, M.; Okada, K. 有機合成化学協会誌,2017, 第75巻9号,p63-72.
  7. An efficient synthetic method for organometallic radicals: structures and properties of gold(I)-(nitronyl nitroxide)-2-ide complexes, Suzuki, S.; Kira, S.; Kozaki, M.; Yamamura, M.; Hasegawa, T.; Nabeshima, T.; Okada, K. Dalton Trans. 2017, 46, 2653-2659, DOI: 10.1039/C6DT04685A. 
  8. Magnetical Control of the Charge-Separated State Lifetime Realized by Covalent Attachment of a Platinum Complex, Ikoma, T.; Miura, T.; Fujiwara, D.; Akiyama, K.; Horikoshi, T.; Suzuki, S.; Kozaki, M.; Okada, K. J. Phys. Chem. Lett. 20178(3), 661–665, DOI: 10.1021/acs.jpclett.6b02887.

2016 年

  1. Very Long-Lived Photoinduced Charge-Separated States of Triphenylamine–Naphthalenediimide Dyads in Polymer Matrices, Kimoto, K.; Satoh, T.; Iwamura, M.; Nozaki, K.; Horikoshi, T.; Suzuki, S.; Kozaki, M.; Okada, K. J. Phys. Chem. A  2016, 120, 8093–8103.
  2. A tight 1:1 complex between an allosteric receptor and an organic effector with hydrogen and coordination bonds, Sasaki, Y.; Suzuki, S.; Okada, K.; Kozaki, M. Tetrahedron Lett. 201657(36), 40824085.
  3. Cyclic Triradicals Composed of Iminonitroxide Gold(I) with Intramolecular Ferromagnetic Interactions, Suzuki, S.; Wada, T.; Tanimoto, R.; Kozaki, M.; Shiomi, D.; Sugisaki, K.; Sato, K.; Takui, T.; Miyake, Y.; Hosokoshi, Y.; Okada, K. Angew. Chem. Int. Ed. 2016, 55(36), 10791–10794.
  4. Intact Four-atom Organic Tetracation Stabilized by Charge Localization in the Gas Phase, Yatsuhashi, T.; Toyota, K.; Mitsubayashi, N.; Kozaki, M.; Okada, K.; Nakashima, N. ChemPhysChem 2016, 17, 2977–2981. DOI: 10.1002/cphc.201600555
  5. Anisotropic Coulomb Explosion of Acetylene and Diacetylene Derivatives, Mitsubayashi, N.; Yatsuhashi, T.; Tanaka, H.; Furukawa, S.; Kozaki, M.; Okada, K.; Nakashima, N. Int. J. Mass Spectrom. 2016, 403(1), 4352.
  6. 2,11-Dibromo-13,14-dimesityl-5,8-dioxapentaphene: A Stable and Twisted Polycyclic System Containing the o-Quinodimethane Skeleton, Sato, C.; Suzuki, S.; Kozaki, M.; Okada, K. Org. Lett. 2016, 18(5), 10521055.
  7. N,N'-Diphenylbenzothiazinophenothiazine Dication: Singlet Ground State Species, Yoshida, K.; Suzuki, S.; Kozaki, M.; Okada, K. Chem. Lett. 2016, 45, 203205. 
  8. Synthesis, Structure and Properties of Nitronyl Nitroxide Diradicals with Fused Thiophene Couplers, Tretyakov, E.; Okada, K.; Suzuki, S.; Baumgarten, M.; Romanenko, G.; Bogomyakov, A.; Ovcharenko, V. J. Phys. Org. Chem. 2016, 29, 725–734.

 

2015 年

  1. Structure of Linear Dendrimeric Assemblies, Nishioka, S.; Morita, S.; Okada, K.; Suzuki, S.; Koazaki, M. Org. Lett. 2015, 17, 27202723.
  2. Substitution Effects on Optical Properties of Iminonitroxide-substituted Iminonitroxide Diradical, Nakamura, R.; Shigeta, Y.; Okuno, K.; Hasegawa, M.; Fukushima, M.; Suzuki, S.; Kozaki, M.; Okada, K.; Nakano, M. Mol. Phys. 2015, 113, 267273. (DOI: 10.1080/00268976.2014.937777) 

 

2014 年 

  1. Direct Observation of Hole Shift and Characterization of Spin States in Radical Ion Pairs Generated from Photoinduced Electron Transfer of (Phenothiazine)n-Anthraquinone (n = 1, 3) Dyads, Karimata, A.; Suzuki, S.; Kozaki, M.; Kimoto, K.; Nozaki, K.; Matsushita, H.; Ikeda, N.; Akiyama, K.; Kosumi, D.; Hashimoto, H.; Okada, K. J. Phys. Chem. A, 2014, 118, 11262–11271. (DOI:10.1021/jp509643q)
  2. Allosteric Regulation of the Ligand-binding Ability of Zinc Porphyrins with Sterically Bulky Shielding Units by Metal Complexation, Ninomiya, Y.; Kozaki, M.; Suzuki, S.; Okada, K. Bull. Chem. Soc. Jpn. 2014, 87, 1195–1201. (DOI:10.1246/bcsj.20140197) Selected Paper
  3. Synthesis and Properties of a Bis[(Nitronyl Nitroxide)-2-ide Radical Anion]-Palladium Complex, Suzuki, S.; Yokoi, H.; Kozaki, M.; Kanzaki, Y.; Shiomi, D.; Sato, K.; Takui, T.; Okada, K. Eur. J. Inorg. Chem. 2014, 4740–4744. (DOI:10.1002/ejic.201402564)
  4. Nitronyl Nitroxide as a Coupling Partner: Pd-Mediated Cross-Coupling of (Nitronyl Nitroxide-2-ide)gold(I)(triphenylphosphine) with Aryl Halides, Tanimoto, R.; Suzuki, S.; Kozaki, M.; Okada, K. Chem. Lett. 2014, 43, 678-680. (DOI: 10.1246/cl.131162)
  5. Synthesis and Magnetic Properties of Nitronyl Nitroxides with an Adjacent Chiral Group, Tanimoto, R.; Suzuki, S.; Kozaki, M.; Shiomi, D.; Sato, K.; Takui, T.; Okada, K. Bull. Chem. Soc. Jpn. 2014, 87, 314-322. (DOI:10.1246/bcsj.20130264)
  6. Preparation and Magnetic Properties of Metal-Complexes from N-t-Butyl-N-oxidanyl-2-amino-(nitronyl nitroxide), Furui, T.; Suzuki, S.; Kozaki, M.; Shiomi, D.; Sato, K.; Takui, T.; Okada, K.; Tretyakov, E. V.; Tolstikov, S. E.; Remanenko, G. V.; Ovcharenko, V. I. Inorg. Chem. 2014, 53, 802-809. (DOI: 10.1021/ic4020898) 

 

2013 年 

  1. Dendritic Light-harvesting Antennas with Excitation Energy Gradients, Kozaki, M.; Suzuki, S.; Okada, K. Chem. Lett. 2013, 42, 1112-1118. (DOI: 10.1246/cl.130654) Highlight Review
  2. Pulsed electron spin nutation spectroscopy for weakly exchange-coupled multi-spin molecular systems with nuclear hyperfine couplings: a general approach to bi- and triradicals and determination of their spin dipolar and exchange interactions, Ayabe, K.; Sato, K.; Nakazawa, S.; Nishida, S.; Sugisaki, K. Ise, T.; Morita, Y.; Toyota, K.; Shiomi, D.; Kitagawa, M.; Suzuki, S.; Okada, K.; Takui, T. Mol. Phys. 2013, 111, 2767-2787. (DOI:10.1080/00268976.2013.811304)
  3. Allosteric regulation of the ligand-binding ability of Zn–porphyrin by metal complexation, Kozaki, M.; Ninomiya, Y.; Suzuki, S.; Okada, K. Tetrahedron Lett. 2013, 54, 3658-3661. (DOI: 10.1016/j.tetlet.2013.04.130)
  4. Photoinduced Charge Separation of 10-Phenyl-10H-phenothiazine-2-Phenylanthraquinone Dyad Bridged by Bicyclo[2.2.2]octane, Karimata, A.; Kawauchi, H.; Suzuki, S.; Kozaki, M.; Ikeda, N.; Keyaki, K.; Nozaki, K.; Akiyama, K.; Okada, K. Chem. Lett. 2013, 42, 794-796. (DOI:10.1246/cl.130062)
  5. Photoinduced electron transfer of platinum(II) bipyridine diacetylides linked by triphenylamine- and naphthaleneimide-derivatives and their application to photoelectric conversion systems, Suzuki, S.; Matsumoto, Y.; Tsubamoto, M.; Sugimura, R.; Kozaki, M.; Kimoto, K.; Iwamura, M.; Nozaki, K.; Senju, N.; Uragami, C.; Hashimoto, H.; Muramatsu, Y.; Konno, A.; Okada, K. Phys. Chem. Chem. Phys. 2013, 15, 8088-8094. (DOI: 10.1039/c3cp50182e)
  6. Hexamethoxyphenalenyl as a Possible Quantum Spin Simulator: An Electronically Stabilized Neutral π Radical with Novel Quantum Coherence Owing to Extremely High Nuclear Spin Degeneracy, Ueda, A.; Suzuki, S.; Yoshida, K.; Fukui, K.; Sato, K.; Takui, T.; Nakasuji, K.; Morita, Y. Angew. Chem., Int. Ed. 2013, 52, 4795-4799. (DOI: 10.1002/anie.201301435)
  7. 鈴木修一 “安定高スピンπ電子系の創出と物性開拓”「高次π空間の創発と機能開発」赤阪 健, 大須賀篤弘, 福住俊一, 神取秀樹 編,シーエムシー出版, 2013, pp. 96–101.
  8. Photoinduced charge separation of phenothiazine–platinum–naphthalene diimide triads linked by twisted phenylene bridges, Sugimura, R.; Suzuki, S.; Kozaki, M.; Keyaki, K.; Nozaki, K.; Mastsushita, H.; Ikeda, N.; Okada, K. Res. Chem. Intermed. 2013, 39, 185-204. (DOI: 10.1007/s11164-012-0642-6)
  9. Syntheses and Structures of Tris(N-phenothiazinyl)borane and its Radical Cation, Suzuki, S.; Yoshida, K.; Kozaki, M.; Okada, K., Angew. Chem., Int. Ed. 2013, 52, 2499-2502. (DOI: 10.1002/anie.201208392)
  10. Reassociation of All-trans-3,4-Dihydroanhydrorhodovibrin with LH1 Subunits Isolated from Rhodospirillum rubrum: Selective Binding of All-trans Isomer from Mixture of cis- and trans-Isomers, Yamamoto, M.; Horibe, T.; Nishisaka, Y.; Suzuki, S.; Kozaki, M.; Fujii, R.; Doe, M.; Nango, M.; Okada, K.; Hashimoto, H. Bull. Chem. Soc. Jpn. 2013, 86, 121-128. (DOI: 10.1246/bcsj.20120230) 

 

2012 年 

  1. NCN Pincer-Pt Complexes Coordinated by (Nitronyl Nitroxide)-2-ide Radical Anion, Zhang; X.; Suzuki, S.; Kozaki, M.; Okada, K. J. Am. Chem. Soc. 2012, 134, 17866-17868. (DOI: 10.1021/ja308103g)
  2. Construction of Snowflake-Shaped Dendritic Covalent Assemblies with Rigid Conjugated Networks, Kozaki, M.; Morita, S.; Suzuki, S.; Okada, K. J. Org. Chem. 2012, 77, 9447–9457 (DOI: 10.1021/jo3014512) Featured Article 
  3. Chiral Stable Phenalenyl Radical: Synthesis, Electronic-Spin Structure, and Optical Properties of [4]Helicene-Structured Diazaphenalenyl, Akira, U.; Wasa, H.; Suzuki, S.; Okada, K.; Kazunobu, S.; Takui, T.; Morita, Y. Angew. Chem., Int. Ed. 2012, 51, 6691-6695. (DOI: 10.1002/anie.201202654)
  4. (Nitronyl Nitroxide)-Substituted Trioxytriphenylamine Radical Cation Tetrachlorogallate Salt: A 2p-Electron-Based Weak Ferromagnet Composed of a Triplet Diradical Cation, Kuratsu, M.; Suzuki, S.; Kozaki, M.; Shiomi, D.; Sato, K.; Takui, T.; Kanazawa, T.; Hosokoshi, Y.; Lan, X.-Z.; Miyazaki, Y.; Inaba, A.; Okada, K. Chem. -Asian J. 2012, 7, 1607-1609. (DOI: 10.1002/asia.201200084)
  5. Trinitroxide-trioxytriphenylamine: Spin State Conversion from Triradical Doublet to Diradical Cation Triplet by Oxidative Modulation of a pi-Conjugated System, Suzuki, S.; Nagata, A.; Kuratsu, M.; Kozaki, M.; Tanaka, R.; Shiomi, D.; Sugisaki, K.; Toyota, K.; Sato, K.; Takui, T.; Okada, K. Angew. Chem., Int. Ed. 2012, 51, 3193-3197. (DOI: 10.1002/anie.201107265)
  6. Synthesis and properties of Zn-porphyrin with bipyridine-terminated side chains: large conformational change induced by metal complexation, Kato, M.; Hashimoto, E.; Kozaki, M.; Suzuki, S.; Okada, K. Tetrahedron Lett. 2012, 53, 309-312. (DOI: 10.1016/j.tetlet.2011.11.041)  

 

2011 年 

  1. Recent progress in controlling photophysical processes of donor–acceptor arrays involving perylene diimides and boron-dipyrromethenes, Suzuki, S.; Kozaki, M.; Nozaki, K.; Okada, K. J. Photochem. Photobiol. C 2011, 12, 269-292. (DOI:10.1016/j.jphotochemrev.2011.10.001) Review 
  2. 共役鎖内包型デンドリマーの合成と機能探索, 小嵜正敏, 岡田惠次, 有機合成化学協会誌, 2010, 69, 1145-1157.
  3. Efficient Light-Harvesting Antenna with Multi-Porphyrin Cascade, Uetomo, A.; Kozaki, M.; Suzuki, S.; Yamanaka, K.; Ito, O.; Okada, K. J. Am. Chem. Soc. 2011, 133, 13276-13279. (DOI: 10.1021/ja2050343)
  4. Heteroatom Functionalization of Phenalenyl: Synthesis, Structures, and Properties of Hexa-substituted Phenalenyliums, Ueda, A.; Yoshida, K.; Suzuki, S.; Fukui, K.; Nakasuji, K.; Morita, Y. J. Phys. Org. Chem. 2011, 24, 952-959. (DOI: 10.1002/poc.1916)
  5. Synthetic organic spin chemistry for structurally well-defined open-shell graphene fragments, Morita, Y.; Suzuki, S.; Sato, K.; Takui, T. Nature Chem. 2011, 3, 197-204. (DOI: 10.1038/nchem.985)
  6. Persistence of Iodines and Deformation of Molecular Structure in Highly Charged Diiodoacetylene: Anisotropic Carbon Ion Emission, Yatsuhashi, T.; Mitsubayashi, N.; Itsukashi, M.; Kozaki, M.; Okada, K.; Nakashima, N. ChemPhysChem 2011, 12, 122-126.
  7. Synthesis and Magnetic Properties of Dimethylmethylenebis(iminonitroxide) Diradical, Suzuki, S.; Itoh, N.; Furuichi, K.; Kozaki, M.; Shiomi, D.; Sato, K.; Takui, T.; Ohi, H.; Itoh, S.; Okada, K. Chem. Lett. 2011, 40, 22-24. 

 

2010 年 

  1. Photoinduced Charge Separation after Excited Energy Transfer in Snowflake-Shaped Zn–Porphyrin Dendrimer with Anthraquinone Terminals: Enhancement of the Electron-Transfer Rates by “Dendrimer Effect”, Kozaki, M.; Akita, K.; Okada, K.; Islam, D.-M. S.; Ito, O. Bull. Chem. Soc. Jpn. 2010, 83, 1223-1237.
  2. Nitroxide-Substituted Nitronyl Nitroxide and Iminonitroxide, Suzuki, S.; Furui, T.; Kuratsu, M.;Kozaki, M.; Shiomi, D.; Sato, K.; Takui, T.; Okada, K. J. Am. Chem. Soc. 2010, 132, 15908-15910. (DOI: 10.1021/ja107769z)
  3. Hexaazaphenalene Derivatives: One-Pot Synthesis, Hydrogen-Bonded Chiral Helix, and Fluorescence Properties, Suzuki, S.; Fukui, K.; Fuyuhiro, A.; Sato, K.; Takui, T.; Nakasuji, K.; Morita, Y. Org. Lett. 2010, 12, 5036-5039. (DOI: 10.1021/ol102200v)
  4. Radical-Substituted Dihydrophenazine Radical Cation Salts: Molecular Packing Structure and Bulk Magnetic Property, Masuda, Y.; Takeda, H.; Kuratsu, M.; Suzuki, S.; Kozaki, M.; Shiomi, D.; Sato, K.; Takui, T.; Okada, K. Pure Appl. Chem. 2010, 82, 1025-1032.
  5. Diaminotriazine-substituted nitronyl nitroxide: a novel building block for organic magnets having multiple hydrogen bonding substituents as structure-determining supramolecular synthons, Tanaka, H.; Shiomi, D.; Suzuki, S.; Kozaki, M.; Okada, K.; Sato, K.; Takui, T. CrystEngComm 2010, 12, 526-531.

 

2009 年 

  1. Preparation and magnetic properties of verdazyl-substituted dihydrophenazine radical cation tetrachloroferrate salts, Masuda, Y.; Kuratsu, M.; Suzuki, S.; Kozaki, M.; Shiomi, D.; Sato, K.; Takui, T.; Okada, K. Polyhedron 2009, 28, 1950-1954.  
  2. Highly Efficient Photoproduction of Charge-Separated States in Donor-Acceptor-Linked Bis(acetylide) Platinum Complexes, Suzuki, S.; Sugimura, R.; Kozaki, M.; Keyaki, K.; Nozaki, K.; Ikeda, N.; Akiyama, K.; Okada, K. J. Am. Chem. Soc. 2009, 131, 10374-10375.  
  3. Pyrene-Dihydrophenazine Bis(Radical Cation) in a Singlet Ground State, Suzuki, S.; Takeda, T.; Kuratsu, M.; Kozaki, M.; Sato, K.; Shiomi, D.; Takui, T.; Okada, K. Org. Lett. 2009, 11, 2816-2818.  
  4. Ambipolar Organic Field-Effect Transistors from Cross-Conjugated Aromatic Quaterthiophenes; Comparisons with Quinoidal Parent Materials, Ortiz, R. P.; Facchetti, A.; Marks, T. J.; Casado, J.; Zgierski, M. Z.; Kozaki, M.; Hernandez, V.; Navarrete J. T. L. Adv. Func. Mater. 2009, 19, 386-394.
  5. デンドリマー集積による共役ネットワークの構築とその特性, 小嵜正敏, 「次世代共役ポリマーの超階層制御と革新機能」、第15章、赤木和夫監修、シーエムシー出版, 2009.
  6. A New Ferrimagnet Based on a Radical-Substituted Radical Cation Salt, Masuda, Y.; Kuratsu, M.; Suzuki, S.; Kozaki, M.; Shiomi, D.; Soto, K.; Takui, T.; Hosokoshi, Y.; Lan, X.-Z.; Miyazaki, Y.; Inaba, A.; Okada, K. J. Am. Chem. Soc. 2009, 131, 4670-4673. 

 

2008 年 

  1. A Light-Harvesting Array Composed of Porphyrins and Rigid Backbones, Kozaki, M.; Uetomo, A.; Suzuki, S.; Okada, K. Org. Lett. 2008, 10, 4477-4480.
  2. Photoinduced Charge-Separation and Charge-Recombination Proceses of Fullerene[60] Dyads Covalently Connected with Phenothiazine and Its Trimer, Kawauchi, H.; Suzuki, S.; Kozaki, M.; Okada, K.; Islam, D.-M. S.; Araki, Y.; Ito, O.; Yamanaka, K. J. Phys. Chem. A 2008, 112, 5878-5884.
  3. Stepwise Construction of a Cross-shaped Covalent Assembly of Dendrimers, Kozaki, M.; Tsujimura, H.; Suzuki, S.; Okada, K. Tetrahedron Lett. 2008, 49, 2931-2934.  
  4. Photoinduced Electron Transfer of N-[(3- and 4-Diarylamino)phenyl]-1,8-Naphthalimide Dyads: Orbital-Orthogonal Approach in a Short-linked D-A System, Takahashi, S.; Nozaki, N.; Kozaki, M.; Suzuki, S.; Keyaki, K.; Ichimura, A.; Matsushita, T.; Okada, K. J. Phys. Chem. A 2008, 112, 2533-2542.
  5. Photoinduced Electron-Transfer and Electron-Mediating Processes of Fullerenes and Phenothiazine Oligomers in a Polar Solvent, Isram, D.-M. S.; Sasaki, Y.; Kawauchi, H.; Kozaki, M.; Araki, Y.; Ito, O.; and Okada, K. Bull. Chem. Soc. Jpn. 2008, 81, 103-109.  
  6. Photoinduced electron transfer reactions of highly twisted 1-donor-substituted 2,4,6-triphenylpyridinium cation, Namikawa, T.; Kuratsu, K.; Kozaki, M.; Matsushita, T.; Ichimura, A.; Okada, K.; Yoshimura, A.; Ikeda N.; Nozaki, K. J. Photochem. Photobio. A 2008, 194, 254-260.
  7. Thermochromism in an organic crystal based on the coexistence of sigma- and pi-dimer, Morita, Y.; Suzuki, S.; Fukui, K.; Nakazawa, S.; Kitagawa, H.; Kishida, H.; Okamoto, H.; Naito, A.; Sekine, A.; Ohashi, Y.; Shiro, M.; Sasaki, K.; Shiomi, D.; Sato, K.; Takui, T.; Nakasuji, K. Nature Mater. 2008, 7, 48-51. 日経新聞に掲載 

 

2007 年 

  1. Magnetic Interaction of Tri- and Dioxytriphenylamine Radical Cation FeCl4 Salt, Kuratsu, M.; Suzuki, S.; Kozaki, M.; Shiomi, D.; Sato, K.; Takui, T.; Okada, K. Inorg. Chem. 2007, 46, 10153-10157.
  2. Construction of a Rigid Zn Porphyrin-C60 Dyad within Dendritic Structure: Dendrimer Effect on Singlet Energy Transfer, Kozaki, M.; Akita, K.; Suzuki, S.; Okada, K. Org. Lett. 2007, 9, 3315-3318.
  3. Preparation, structure, and magnetic interaction of a Mn(hfac)2-bridged [2-(3-pyridyl)(nitronyl nitroxide)-Mn(hfac)2]2 chain complex, Okada, K.; Beppu, S.; Tanaka, K.; Kuratsu, M.; Furuichi, K.; Kozaki, M.; Suzuki, S.; Shiomi, D.; Sato, K.; Takui, T.; Kitagawa, Y.; Yamaguchi, K. Chem. Commun. 2007, 2485-2487.
  4. Enhanced Electron Transfer by Dendritic Architecture: Energy Transfer and Electron Transfer in Snowflake-Shaped Zn Porphyrin Dendrimers, Kozaki, M.; Akita, K.; Okada, K. Org. Lett. 2007, 9, 1509-1412.
  5. Preparation and magnetic properties of 4,6-bis(iminonitroxide)-substituted resorcinol and its Cu-complex, Tanaka, K.; Furuichi, K.; Kozaki, M.; Suzuki, S.; Shiomi, D.; Sato, K.; Takui, T.; Okada, K. Polyhedron 2007, 26, 2021-2026. 

 

2006 年 

  1. Preparetion, Properties, and Reduction of a Novel TCNQ-type Thienoquinoid, Kozaki, M.; Sugimura, K.; Onishi, H.; Okada, K. Org. Lett. 2006, 8, 5235-5238.
  2. Detection of Diradical Intermediate in the Cis-trans Isomatization of 5,5'-Bis(4,5-diphenyl-2H-imidazol-2-ylidene)-5,5'-dihydro-D2,2'-bithiophene, Koazaki, M.; Isoyama, A.; Okada, K. Tetrahedron Lett. 2006, 47, 5375-5378.
  3. Aromaticity on the Pancake-Bonded Dimer of Neutral Phenalenyl Radical as Studied by MS and NMR Spectroscopies and NICS Analysis, Suzuki, S.; Morita, Y.; Fukui, K.; Sato, K.; Shiomi, D.; Takui, T.; Nakasuji, K. J. Am. Chem. Soc. 2006, 128, 2530-2531. 

 

2005 年 

  1. Preparation, properties, and reduction of heteroaromatic quinoids with 1,4-diazacyclo-pentadien-2-ylidene terminals, Kozaki, M.; Isoyama, A.; Akita, K.; Okada, K. Org. Lett. 2005, 7, 115-118.
  2. One-dimensional void-space arrays constructed from a coordination polymer with bowl-like frameworks of cavitands, Tadokoro, M.; Mizugaki, S.; Kozaki, M.; Okada, K. Chem. Commun. 2005, 1140-1142.
  3. 2,2':6',2'',:6'',6-Trioxytriphenylamine: Synthesis and Properties of the Radical Cation and Neutral Species, Kuratsu, M.; Kozaki, M.; Okada, K. Angew. Chem., Int. Ed. 2005, 44, 4056-4058. (Angew. Chem. 2005,117, 4124-4126.)
  4. Magnetic ordering in a genuine organic crystal with triangular antiferromagnetic spin units, Takeda, T.; Yoshida, Y.; Inanaga, Y.; Kawase, T.; Shiomi, D.; Ise, T.; Kozaki, M.; Okada, K.; Sato, K.; Takui, T. Phys. Rev. B 2005, 72, 024435.
  5. 1,4-Benzoxazino[2,3-b]phenoxazines and Its Sulfur Analogs: Synthesis, Properties, and Application to Organic Light-Emitting Diodes, Okamoto, T.; Kozaki, M.; Doe, M.; Uchida, M.; Wang, G.; Okada, K. Chem. Mater. 2005, 17, 5504-5511.
  6. Exchange Interaction of 5,5'-(m- and p-Phenylene)bis(10-phenyl-5,10-dihydrophenazine) Dication and Related Analogues, Terada, E.; Okamoto, T.; Sato, K.; Takui, T.; Okada, K. J. Org. Chem. 2005, 70, 10073-10081.  

 

2004 年 

  1. A Stable Radical-Substituted Radical Cation with Strongly Ferromagnetic Interaction: Nitronyl Nitroxide-Substituted 5,10-Diphenyl-5,10-dihydrophenazine Radical Cation, Hiraoka, S.; Okamoto, T.; Kozaki, M.; Shiomi, D.; Sato, K.; Takui, T.; Okada, K. J. Am. Chem. Soc. 2004, 126, 58-59.
  2. Amphoteric Quinone-azine-cyclopentadithiophene System, Kozaki, M.; Igarashi, H.; Okada, K. Chem. Lett. 2004, 33, 156-157.
  3. Snowflake-Like Dendrimers via Site-Selective Synthesis of Dendrons, Kozaki, M.; Okada,K. Org. Lett. 2004, 6, 485-488.
  4. Synthesis, Structure, and Electron-Donating Ability of 2,2':6,2'-Dioxatriphenylamine and Its Sulfur Analogue, Kuratsu, M.; Kozaki, M.; Okada, K. Chem. Lett. 2004, 33, 1174-1175.
  5. Remarkabe Structure Deformation in Phenothiazine Trimer Radical cation, Okamoto, T.; Kuratsu, M.; Kozaki, M.; Hirose.K; Ichimura, A.; Matsushita, T.; Okada, K. Org. Lett. 2004, 6, 3493-3496.  

 

2003 年 

  1. Facile Synthesis of 5,10-Diaryl-5,10-dihydrophenazines and Application to EL-Devices, Okamoto, T.; Terada, E.; Kozaki, M.; Uchida, M.; Kitakawa, S.; Okada, K. Org. Lett. 2003, 5, 373-376.
  2. Preparation and Magnetic Properties of Mn(hfac)2-Complexes of 2-(5-Pyrimidinyl)-and 2(3-Pyridyl)-Substituted Nitronyl Nitroxides, Okada, K.; Nagao, O.; Mori, H.; Kozaki, M.;Shiomi, D.; Sato, K.; Takui, T.; Kitagawa, Y.; Yamaguchi, K. Inorg. Chem. 2003, 42, 3221-3228.
  3. Synthesis and Magnetic Properties of an Iminonitroxide-Substituted Phenolate-Cu Complex,Tanaka, K.; Kozaki, M.;Shiomi, D.; Sato, K.; Takui, T.; Okada, K. Polyhedron 2003, 22, 1803-1808.
  4. Synthesis and Properties of Thiophene Oligomers Containing o-Qunoid Skelton, Ohnishi, H.; Kozaki, M.; Okada, K. Synth. Met. 2003, 135-136, 85-86.
  5. Preparation and magnetic interaction of a polymer pendent nitroxide with a bulky protecting group, Nagao, O; Kozaki, M; Miura, Y; Shiomi, D; Sato, K; Takui, T; Okada, K. Synth. Met. 2003, 135-136, 95-96.
  6. Novel cyclopentadithiophene dimers with small HOMO-LUMO gaps,Kozaki, M; Yonezawa, Y; Igarashi, H; Okada, K. Synth. Met. 2003, 135-136, 107-108. 

 

2002 年 

  1. Cyclopentadithiophene (CPDT) Dimer Dication: Bipolaron Model for Quaterthiophenes, Kozaki, M.; Yutaka, Y.; Okada, K. Org. Lett. 2002, 4, 4535-4538. 

 

2001 年 

  1. Synthesis and properties of benzoxazinophenoxazine and the related compounds, Okamoto, T.; Kozaki, M.; Shiomi, D.; Sato, K.; Takui, T.; Mizuno, Y.; Yoshino, H.; Murata, K.; Yamashita, Y.; Okada, K. Synth. Met. 2001, 120, 933-934.
  2. Synthesis and properties of a new-type nitroxide radicals with a bulky 2,4,6-triphenylphenyl substituent, Kanaya, S.; Kozaki, M.; Shiomi, D.; Sato, K.; Takui, T.; Okada, K. Synth. Met. 2001, 121, 1808-1809.
  3. Preparation and properties of oligomers containing cyclopentadithiophene, Yonezawa, Y.; Kozaki, M.; Okada, K. Synth. Met. 2001, 119, 99-100.
  4. Carbazole oligomers and the dimer-derived DPPH-type diradical, Kozaki, M.; Okada, K. Synth. Met. 2001, 119, 177-178.
  5. Magnetic Behavior of Copper(II) Complexes of a Nitronyl Nitroxide-Substituted Pyrimidine, Mori, H.; Nagao, O.; Kozaki, M.; Shiomi, D.; Sato, K.; Takui, T.; Okada, K. Polyhedron 2001, 20, 1663-1668.
  6. Magnetic Behavior of a Manganase(II) Complex of Nitroxide-Substituted 1,3-Di(4-pyridyl)benzene, Nagao, O.; Kozaki, M.; Shiomi, D.; Sato, K.; Takui, T.; Okada, K. Polyhedron 2001, 20, 1653-1658.
  7. Benzoxazinophenoxazines: Neutral and Charged Species, Okamoto, T.; Kozaki, M.; Yamashita, Y.; Okada, K. Tetrahedron Lett. 2001, 42, 7591-7594.
  8. Highly Symmetric High-Spin Oligonitrenes: Molecular Design for Super High-Spin Systems with Robust pi-Spin Polarization,Oda, N.; Nakai, T.; Sato, K.; Shiomi, D.; Kozaki, M.; Okada, K.; Takui, T. Synth. Met. 2001, 121, 1840-1841. 

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