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Pressure-induced fluorescence enhancement and highly sensitive color change of anthracene-introduced phenacene derivatives in solid state
Ryusei Oketani, Kaisei Niibori, Hikaru Sotome, Yuki Nakamoto, Naohisa Hirao, Hirokazu Kadobayashi, Ryoya Kamiyama, Ichiro Hisaki
2025年9月1日
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Spontaneous chiral symmetry breaking in a single crystal
Ryusei Oketani, Musashi Okada, Kentaro Takaji, Hajime Shigemitsu, Toshiyuki Kida, Takuya Nakashima, Ichiro Hisaki
Chemical Science 2025年8月19日 研究論文(学術雑誌)
出版者・発行元:
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Structural transitions between achiral and chiral crystal structures of planar or axially chiral molecules controlled by light irradiation
Ryusei Oketani, Musashi Okada, Saki Ikeda, Ken-ichi Yuyama, Takuya Nakashima, Ichiro Hisaki
Optical Manipulation and Structured Materials Conference 2025 p. 38-38 2025年8月5日 研究論文(国際会議プロシーディングス)
出版者・発行元:
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Crystallization-Induced Diastereomeric Transformation of Chiral Ozanimod Key Intermediate Using Homogeneous Ir-Based Racemization Catalyst
Ryusei Oketani, Koki Shiohara, Ichiro Hisaki
Crystal Growth & Design Vol. 24 No. 13 p. 5397-5401 2024年6月11日 研究論文(学術雑誌)
出版者・発行元:American Chemical Society (ACS)
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キラル化合物の融点相図の作成と 結晶化による光学分割への適用
桶谷龍成, 久木一朗
熱測定 Vol. 51 No. 2 p. 78-84 2024年4月25日 研究論文(学術雑誌)
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Design and Construction of Isoreticular Hydrogen-Bonded Organic Frameworks
Ichiro Hisaki, Ryusei Oketani
Advances in Organic Crystal Chemistry p. 253-272 2025年7月29日 論文集(書籍)内論文
出版者・発行元:Springer Nature Singapore
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Layer Sliding‐Induced Fluorescence Changes in a Flexible Hydrogen‐Bonded Organic Framework
Taito Hashimoto, Mario de la Hoz Tomás, Ryusei Oketani, Boiko Cohen, Abderrazzak Douhal, Ichiro Hisaki
Chemistry – A European Journal Vol. 31 No. 46 2025年7月25日 研究論文(学術雑誌)
出版者・発行元:Wiley
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Desolvation‐Induced Network Reformation and Cracking in the Single Crystals of Hydrogen‐Bonded Frameworks Composed of Tetraazaanthraquinone and Anthraquinone Derivatives
Haruka Kubo, Ryusei Oketani, Ichiro Hisaki
Angewandte Chemie International Edition Vol. 64 No. 33 2025年6月23日 研究論文(学術雑誌)
出版者・発行元:Wiley
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Formation of a hydrogen-bonded 63-network composed of 1,2,3-tris(4-carboxyphenyl)benzene
Takuto Fujii, Kentaro Takaji, Kazuki Shiga, Ryusei Oketani, Hajime Shigemitsu, Toshiyuki Kida, Norimitsu Tohnai, Ichiro Hisaki
Chemistry Letters Vol. 54 No. 6 2025年5月24日 研究論文(学術雑誌)
出版者・発行元:Oxford University Press (OUP)
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Hydrogen‐Bonded Framework With Low‐Density Hexagonal Network Structure Formed by Diethynylterphenyl‐Bridged Macrocyclic Hexacarboxylic Acid
Yuzuru Kanetada, Ryusei Oketani, Toshiyuki Sasaki, Kouhei Ichiyanagi, Ichiro Hisaki
Asian Journal of Organic Chemistry Vol. 14 No. 6 2025年4月26日 研究論文(学術雑誌)
出版者・発行元:Wiley
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Hydrogen-Bonded Ladder Frameworks Composed of Low Symmetric Tricarboxylic Acids
Namiki Tanaka, Taito Hashimoto, Yuto Suzuki, Ryusei Oketani, Ichiro Hisaki
Crystal Growth & Design Vol. 25 No. 6 p. 1851-1859 2025年2月27日 研究論文(学術雑誌)
出版者・発行元:American Chemical Society (ACS)
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A robust layer-motif composed of binaphthyl dibenzoic acid derivatives in inclusion crystals
Ayano Fujiwara, Ryusei Oketani, Ichiro Hisaki
Bulletin of the Chemical Society of Japan Vol. 98 No. 3 2025年2月17日 研究論文(学術雑誌)
出版者・発行元:Oxford University Press (OUP)
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Single Crystalline, Non‐Stoichiometric Hydrogen‐Bonded Organic Frameworks Showing Versatile Fluorescence Depending on Composition Ratios and Distributions
Taito Hashimoto, Mario de la Hoz Tomás, Ryusei Oketani, Boiko Cohen, Miki Naruoka, Norimitsu Tohnai, Abderrazzak Douhal, Ichiro Hisaki
Angewandte Chemie International Edition Vol. 64 No. 9 2024年12月12日 研究論文(学術雑誌)
出版者・発行元:Wiley
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Conversion of Isolated Voids into Channel Spaces by Modulating the Stacking Manner of Hydrogen‐Bonded Ladders
Naoto Murakami, Ryusei Oketani, Ichiro Hisaki
Chemistry – An Asian Journal Vol. 20 No. 4 2024年12月6日 研究論文(学術雑誌)
出版者・発行元:Wiley
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Supramolecular synthons, tectons, and crystal structures of noncovalent organic frameworks
Ichiro Hisaki, Takuto Fujii, Ryusei Oketani
Chemical Physics Reviews Vol. 5 No. 4 2024年11月21日 研究論文(学術雑誌)
出版者・発行元:AIP Publishing
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Transition Behaviors of Isostructural Hydrogen‐Bonded Frameworks Composed of Naphthalene, Quinoxaline, and Pyrazinopyrazine Derivatives
Haruka Kubo, Shunsuke Konishi, Ryusei Oketani, Takashi Hayashi, Ichiro Hisaki
Chemistry – A European Journal Vol. 30 No. 44 2024年7月16日 研究論文(学術雑誌)
出版者・発行元:Wiley
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Synthesis, solid-state structures, and properties of linear and tripodal flexible molecules with pyrazinopyrazine moieties
Yuto Ohmura, Ryusei Oketani, Akihito Konishi, Makoto Yasuda, Ichiro Hisaki
Chemistry Letters Vol. 53 No. 7 2024年7月2日 研究論文(学術雑誌)
出版者・発行元:Oxford University Press (OUP)
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Photo‐Responsive Hydrogen‐Bonded Molecular Networks Capable of Retaining Crystalline Periodicity after Isomerization
Koki Kasuya, Ryusei Oketani, Souta Matsuda, Hiroyasu Sato, Fumitaka Ishiwari, Akinori Saeki, Ichiro Hisaki
Angewandte Chemie International Edition Vol. 63 No. 24 2024年5月10日 研究論文(学術雑誌)
出版者・発行元:Wiley
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Semicontinuous Temperature Cycle-Induced Deracemization Using an Axially Chiral Naphthamide
Ryusei Oketani, Riku Naito, Ichiro Hisaki
Organic Process Research and Development Vol. 28 No. 9 p. 3570-3577 2024年4月30日 研究論文(学術雑誌)
出版者・発行元:American Chemical Society (ACS)
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A Hydrogen-Bonded, Hexagonally Networked, Layered Framework with Large Aperture Designed by Structural Synchronization of a Macrocycle and Supramolecular Synthon
Hiroki Yoshimura, Ryusei Oketani, Miki Naruoka, Norimitsu Tohnai, Ichiro Hisaki
Precision Chemistry Vol. 2 No. 5 p. 221-228 2024年4月12日 研究論文(学術雑誌)
出版者・発行元:American Chemical Society (ACS)
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Deracemization of Chiral Ozanimod Key Intermediate using Homogeneous Ir-based Racemization Catalyst
Ryusei Oketani, Koki Shiohara, Ichiro Hisaki
2024年3月15日
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An expanded hydrogen-bonded organic framework formed by a tetrakis(terphenyl)ethene derivative
Mao Yamaguchi, Mario de la Hoz Tomás, Ayano Fujiwara, Ryusei Oketani, Kohei Okubo, Kouki Oka, Norimitsu Tohnai, Abderrazzak Douhal, Ichiro Hisaki
Bulletin of the Chemical Society of Japan Vol. 97 No. 1 2024年1月11日 研究論文(学術雑誌)
出版者・発行元:Oxford University Press (OUP)
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Thermal fluctuation-induced selective CO2 uptake of seemingly nonporous N,C-protected dipeptide crystals as elucidated by in situ X-ray crystallographic analysis
Kazuaki Yamanaka, Ryusei Oketani, Yuya Mori, Takashi Sato, Seiji Tsuzuki, Hiroki Takahashi, Hirohito Tsue
CrystEngComm Vol. 26 No. 17 p. 2314-2321 2024年 研究論文(学術雑誌)
出版者・発行元:Royal Society of Chemistry (RSC)
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Use of Conglomerate Mixed Crystals to Deracemize a Stable Racemic‐Compound‐Forming System
Clément Pinètre, François‐Xavier Gendron, Reiko Kuroda, Ryusei Oketani, Christian Aupetit, Thierry Buffeteau, Gérard Coquerel
Chemistry – A European Journal Vol. 29 No. 27 2023年3月10日 研究論文(学術雑誌)
出版者・発行元:Wiley
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Statically and dynamically flexible hydrogen-bonded frameworks based on 4,5,9,10-tetrakis(4-carboxyphenyl)pyrene
Taito Hashimoto, Ryusei Oketani, Asato Inoue, Kohei Okubo, Kouki Oka, Norimitsu Tohnai, Kazuhide Kamiya, Shuji Nakanishi, Ichiro Hisaki
Chemical Communications Vol. 59 No. 47 p. 7224-7227 2023年 研究論文(学術雑誌)
出版者・発行元:Royal Society of Chemistry (RSC)
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Overcoming a solid solution system on chiral resolution: combining crystallization and enantioselective dissolution
Ryusei Oketani, Koki Shiohara, Ichiro Hisaki
Chemical Communications Vol. 59 No. 41 p. 6175-6178 2023年 研究論文(学術雑誌)
出版者・発行元:Royal Society of Chemistry (RSC)
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Single Crystalline, Non‐stoichiometric Cocrystals of Hydrogen‐Bonded Organic Frameworks
Taito Hashimoto, Ryusei Oketani, Masaki Nobuoka, Shu Seki, Ichiro Hisaki
Angewandte Chemie International Edition Vol. 62 No. 1 2022年12月2日 研究論文(学術雑誌)
出版者・発行元:Wiley
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Isomeric effect of naphthyl spacers on structures and properties of isostructural porous crystalline frameworks
Yuto Suzuki, Mao Yamaguchi, Ryusei Oketani, Ichiro Hisaki
Materials Chemistry Frontiers Vol. 7 No. 1 p. 106-116 2022年11月28日 研究論文(学術雑誌)
出版者・発行元:Royal Society of Chemistry (RSC)
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Slip-Stacking of Benzothiadiazole Can Provide a Robust Structural Motif for Porous Hydrogen-Bonded Organic Frameworks
Zhuxi Yang, Akinori Saeki, Asato Inoue, Ryusei Oketani, Kazuhide Kamiya, Shuji Nakanishi, Takayoshi Nakamura, Ichiro Hisaki
Crystal Growth & Design Vol. 22 No. 7 p. 4472-4479 2022年7月6日 研究論文(学術雑誌)
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Geometrically Mismatched Hydrogen‐bonded Framework Composed of Tetratopic Carboxylic Acid
Zhuxi Yang, Taito Hashimoto, Ryusei Oketani, Takayoshi Nakamura, Ichiro Hisaki
Chemistry – A European Journal Vol. 28 No. 50 2022年6月16日 研究論文(学術雑誌)
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Order–Disorder Phase Transition between High- and Low-Z′ Crystal Structures of the P1 Space Group
Ryusei Oketani, Hiroki Takahashi, Simon Clevers, Akira Oyamada, Ichiro Hisaki, Gérard Coquerel, Kazuaki Yamanaka, Hirohito Tsue
Crystal Growth & Design Vol. 22 No. 4 p. 2230-2238 2022年1月18日 研究論文(学術雑誌)
出版者・発行元:American Chemical Society ({ACS})
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Quinoxaline-annelated hexadehydro[12]annulene: use of a new building block to construct a hydrogen-bonded hexagonal molecular network
Mayu Kobayashi, Haruka Kubo, Ryusei Oketani, Ichiro Hisaki
CrystEngComm Vol. 24 No. 28 p. 5036-5040 2022年 研究論文(学術雑誌)
出版者・発行元:Royal Society of Chemistry (RSC)
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Two-dimensional Porous Framework Assembled through Hydrogen-bonds and Dipole-dipole Interactions
Zhuxi Yang, Ayana Moriyama, Ryusei Oketani, Takayoshi Nakamura, Ichiro Hisaki
Chemistry Letters Vol. 50 No. 11 p. 1909-1912 2021年9月9日 研究論文(学術雑誌)
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The Polymorphism of 2-Benzoyl-N,N-diethylbenzamide
Lygia S. de Moraes, Jie Liu, Elumalai Gopi, Ryusei Oketani, Alan R. Kennedy, Yves H. Geerts
Crystals Vol. 11 No. 8 p. 1004-1004 2021年8月22日 研究論文(学術雑誌)
出版者・発行元:MDPI AG
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Quasi single-crystalline transformation of porous frameworks accompanied by interlayer rearrangements of hydrogen bonds
Haruka Kubo, Ryusei Oketani, Ichiro Hisaki
Chemical Communications Vol. 57 No. 69 p. 8568-8571 2021年8月2日 研究論文(学術雑誌)
出版者・発行元:Royal Society of Chemistry ({RSC})
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Front Cover: Deracemization in a Complex Quaternary System with a Second‐Order Asymmetric Transformation by Using Phase Diagram Studies (Chem. Eur. J. 61/2019)
Ryusei Oketani, Francesco Marin, Paul Tinnemans, Marine Hoquante, Anne Laurent, Clément Brandel, Pascal Cardinael, Hugo Meekes, Elias Vlieg, Yves Geerts, Gérard Coquerel
Chemistry – A European Journal Vol. 25 No. 61 p. 13833-13833 2019年11月4日 研究論文(学術雑誌)
出版者・発行元:Wiley
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Deracemization in a Complex Quaternary System with a Second‐Order Asymmetric Transformation by Using Phase Diagram Studies
Ryusei Oketani, Francesco Marin, Paul Tinnemans, Marine Hoquante, Anne Laurent, Clément Brandel, Pascal Cardinael, Hugo Meekes, Elias Vlieg, Yves Geerts, Gérard Coquerel
Chemistry – A European Journal Vol. 25 No. 61 p. 13837-13837 2019年11月4日 研究論文(学術雑誌)
出版者・発行元:Wiley
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Resolution of an Atropisomeric Naphthamide by Second-Order Asymmetric Transformation: A Highly Productive Technique
Ryusei Oketani, Marine Hoquante, Clément Brandel, Pascal Cardinael, Gérard Coquerel
Organic Process Research & Development Vol. 23 No. 6 p. 1197-1203 2019年6月21日 研究論文(学術雑誌)
出版者・発行元:American Chemical Society ({ACS})
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NH-form of a threonine-based Schiff base in the solid state
Ryusei Oketani, Hiroki Takahashi, Marine Hoquante, Clément Brandel, Pascal Cardinael, Gérard Coquerel
Journal of Molecular Structure Vol. 1184 No. 1184 p. 36-40 2019年5月 研究論文(学術雑誌)
出版者・発行元:Elsevier {BV}
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Practical Role of Racemization Rates in Deracemization Kinetics and Process Productivities
Ryusei Oketani, Marine Hoquante, Clément Brandel, Pascal Cardinael, Gérard Coquerel
Crystal Growth & Design Vol. 18 No. 11 p. 6417-6420 2018年11月7日 研究論文(学術雑誌)
出版者・発行元:American Chemical Society ({ACS})
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Effect of Substituents on TiO2 Photocatalytic Oxidation of trans-Stilbenes
Teruyuki Miyake, Yuichiro Hashimoto, Seihou Jinnai, Ryusei Oketani, Suguru Higashida
Bulletin of the Chemical Society of Japan Vol. 92 No. 1 p. 55-60 2018年10月24日 研究論文(学術雑誌)
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Formation of Lactones by Decarboxylation of Aromatic Diacids via TiO2-mediated Photocatalytic Reactions in Acetonitrile Solution
Ryusei Oketani, Teruyuki Miyake, Seihou Jinnai, Takuya Fukui, Hidetaka Tsujimoto, Michio Matsumura, Suguru Higashida
Chemistry Letters Vol. 45 No. 7 p. 801-803 2016年7月5日 研究論文(学術雑誌)
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Azacalixarene: An Ever-Growing Class in the Calixarene Family
Hirohito Tsue, Ryusei Oketani
Advances in Organic Crystal Chemistry p. 241-261 2015年 論文集(書籍)内論文
出版者・発行元:Springer Japan