Papers - OHKITA Masakazu

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  • Dual-Mode Electrochromism Switched by Proton Transfer: Dynamic Redox Properties of Bis(diarylmethylenium)-Type Dyes Reviewed

    Takanori Suzuki, Hiroki Higuchi, Masakazu Ohkita, and Takashi Tsuji

    Chem. Commun.   3251 - 3254   2001.01

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    Language:English   Publishing type:Research paper (scientific journal)  

  • Crystal Engineering Using Very Short and Linear C(sp)-H...N Hydrogen Bonds: Formation of Head-to-Tail Straight Tapes and Their Assembly into Nonlinear Optical Polar Crystals Reviewed

    Masakazu Ohkita, Takanori Suzuki, Keitaro Nakatani, and Takashi Tsuji

    Chem. Commun.   2570 - 2571   2001.01

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  • First Dewar Benzene Approach to Acetylenic Oligophenylene Macrocycles: Synthesis and Structure of a Molecular Rectangle Bearing Two Spindles Reviewed

    Masakazu Ohkita, Kohta Ando, Ken-ichi Yamamoto, Takanori Suzuki, and Takashi Tsuji

    Chem. Commun.   83 - 84   2000.01

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  • Preparation, X-ray Structures and Unique Redox Reactions of Novel 2,2'-(2,2-Dimethylpropane-1,3-diylidene)bis(1,3-benzodithiole)-type Electron Donors Fused with a Naphthalene Ring Reviewed

    Takanori Suzuki, Tsuyoshi Yoshino, Masakazu Ohkita, and Takashi Tsuji

    J. Chem. Soc., Perkin Trans. 1   103 - 109   2000.01

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  • Kinetic Stabilization of the [1.1]Paracyclophane System: Isolation and X-ray Structural Analysis of a [1.1]Paracyclophane Derivative and Its Interconversion with the Transannular Adduct Reviewed

    Hidetoshi Kawai, Takanori Suzuki, Masakazu Ohkita, and Takashi Tsuji

    Chem. Eur. J.   6   1804 - 1806   2000.01

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    Language:English   Publishing type:Research paper (scientific journal)  

  • Preparation, Structure, and Unique Redox Properties of Mono-, Bis-, and Tris(diarylmethylene)-1,3,5-trithanes and Related Compounds Reviewed

    Takanori Suzuki, Tsuyoshi Yoshino, Jun-ichi Nishida, Masakazu Ohkita, and Takashi Tsuji

    J. Org. Chem.   65   1971 - 1975   2000.01

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    Language:English   Publishing type:Research paper (scientific journal)  

  • Syntheses of Acetylenic Oligophenylene Macrocycles Based on a Novel Dewar Benzene Building Block Approach Reviewed

    Masakazu Ohkita, Kohta Ando, Takanori Suzuki, and Takashi Tsuji

    J. Org. Chem.   65   4385 - 4390   2000.01

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  • A 2,3,5,6-Tetramethylenebicyclo[2.2.0]hexane Derivative: a Novel Bisdiene Molecule That Produces a Dewar Benzene Skeleton upon Two Successive Diels-Alder Reactions with Dienophiles Reviewed

    Masakazu Ohkita, Kieko Sano, Sotoyuki Dohba, Yuko Fujita, Takanori Suzuki, and Takashi Tsuji

    J. Chem. Soc., Perkin Trans. 1   5514 - 5521   2000.01

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  • Preparation, Structure, and Redox Reactions of Nine-Menbered Cyclic Peroxides: a Novel Electrochromic System Undergoing Reversible Extrusion and Trapping of O2 Reviewed

    Takanori Suzuki, Jun-ichi Nishida, Masakazu Ohkita, and Takashi Tsuji

    Angew. Chem. Int. Ed.   39   4177 - 4187   2000.01

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  • Multiturn Helical Self-Organization of Extended Alternating Pyridine-Pyrimidine Strands Reviewed

    Masakazu Ohkita, Jean-Marie Lehn, Gerhard Baum, and Dieter Fenske

    Heterocycles   52   3417 - 3420   2000.01

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  • Synthesis and Reaction of 1,4-Acetal-bridged 2,3,5,6-Tetramethylidenebicyclo[2.2.0]hexane: The First Diels-Alder Route to Dewar Benzenes Reviewed

    Masakazu Ohkita, Takanori Suzuki, and Takashi Tsuji

    Chem. Commun.   3471 - 3481   1999.01

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  • The First Observation of Thermal Transformation of Strained Paracyclophane into the Dewar Isomer Reviewed

    Masahiro Okuyama, Masakazu Ohkita, and Takashi Tsuji

    Chem. Commun.   1277 - 1278   1997.01

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  • Tricyclo[4.2.2.22,5]dodeca-1,3,5,7,9,11-hexaene: Generation and Chemical Trapping of the 3,4-Dicyano Derivative Reviewed

    Takashi Tsuji, Masahiro Okuyama, Masakazu Ohkita, Toshiro Imai, and Takanori Suzuki

    Chem. Commun.   8425 - 8431   1997.01

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  • 非破壊読み出し機能を備えた光応答性分子素子 Reviewed

    大北雅一

    化学と工業   49 ( 5 )   702   1996.01

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    Authorship:Lead author   Language:Japanese   Publishing type:Research paper (scientific journal)  

  • Direct Synthesis of 2-Norbornanone Dithioacetals from 2-Cyclopentenone Dithioacetals and Dienophiles. Synthetic Application of Thermal Interconversion between Cyclic Dithioacetals and the Ring-Opened Vinyl Sulfide Forms Reviewed

    Masakazu Ohkita, Osamu Nishizawa, Toshiro Imai, Shinya Nishida, and Takashi Tsuji

    Tetrahedron   52   9979 - 9990   1996.01

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  • Reaction of C60 with Cyclopent-2-enone Acetals. A Convenient Access to Chiral C60 Derivati ves Reviewed

    Masakazu Ohkita, Koh Ishigami, and Takashi Tsuji

    J. Chem. Soc., Chem. Commun.   1769 - 1770   1995.01

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  • Single Step Synthesis of Norbornan-2-one Dithioacetals from Cyclopent-2-en-1-one Dithioacetals and Dienophiles Reviewed

    Masakazu Ohkita, Osamu Nishizawa, Takashi Tsuji, and Shinya Nishida

    J. Chem. Soc., Chem. Commun.   1676 - 1677   1993.01

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  • A One-Step Synthesis of 2-Norbornanone Ethylene Acetals from 2-Cyclopenten-1-one Ethylene Acetals and Dienophiles via [2+4] Cycloaddition of in Situ Generated 2-(2-Hydroxyethoxy)cyclopenta-1,3-dienes and Intramolecular Reacetalization Reviewed

    Masakazu Ohkita, Osamu Nishizawa, Takashi Tsuji, and Shinya Nishida

    J. Org. Chem.   58   5284 - 5285   1993.01

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  • Structure-Activity Relationship of Glycinoeclepin A Reviewed

    Akio Murai, Masakazu Ohkita, Teruki Honma, Kazuhiro Hoshi, Norihiko Tanimoto, Satoko Araki, and Akio Fukuzawa

    Chem. Lett.   2103 - 2104   1992.01

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  • π-Facial Selectivity in Diels-AlderReactions of [4.3.2]Propella-2,4,8,10-tetraen-7-one and Its Derivatives. Synthesis of 2,5-Etheno[4.3.2]propella-3,8,10-trien-7-ones Reviewed

    Takashi Tsuji, Masakazu Ohkita, and Shinya Nishida

    J. Org. Chem.   56   997 - 1003   1991.01

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    Language:English   Publishing type:Research paper (scientific journal)  

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