Rapidly Diversifying Hydrogen-Bonded Organic Frameworks with Permanent Porosity
Taito Hashimoto, Ichiro Hisaki
Angew. Chem. Int. Ed. 2026, 65, e9566631. DOI: 10.1002/anie.9566631

Helical Single Crystals of Porous Hydrogen-Bonded Organic Frameworks as a Candidate for Morphologically Functional Organic Materials
Yuzuki Murata, Taito Hashimoto, Ryusei Oketani, Miki Naruoka, Yuuya Nagata, Ryosuke Tamura, Masayuki Morimoto, Mio Yamashita, Daisuke Sakamaki, Norimitsu Tohnai, Hitoshi Asakawa, Ichiro Hisaki*
(Angew. Chem. Int. Ed. 2026, in press) DOI: 10.1002/anie.7959451

A Layered Two-Dimensional Hydrogen-Bonded Organic Framework Based on 2,5,8,11-Tetrakis(4-carboxyphenyl)perylene Diimide: Structural Nature, Optical and Photophysical Properties
Mario de la Hoz Tomás,† Taito Hashimoto,† Boiko Cohen, Yuzuki Murata, Kazuki Shiga, Ryusei Oketani, Norimitsu Tohnai, Ichiro Hisaki,* Abderrazzak Douhal*
(Adv. Opt. Mater. 2026, in press) DOI: 10.1002/adom.71719

Unravelling the Ultrafast Energy Transfer of a Novel COP Material Interacting with Nile Red in Water
Mario de la Hoz Tomás, Taito Hashimoto, Ryusei Oketani, Boiko Cohen, Ichiro Hisaki,* Abderrazzak Douhal*
(Mater. Adv. 2026, 7, 8146-8159.) DOI: 10.1039/D6MA00711B

A Hydrogen-Bonded Organic Framework Possessing One-Dimensional Wide Channels Surrounded by Naphthalenediimide Plane
Yuzuki Murata, Taito Hashimoto, Ryusei Oketani, Miki Naruoka, Rajendra Prasad Paitandi,
Norimitsu Tohnai, Shu Seki, Ichiro Hisaki*
(Chem. Sci. 2026, 17, 2811-2817.) DOI: 10.1039/D5SC07488F

Composition Dependent Dynamic Behaviors of Non-Stoichiometric Cocrystalline Hydrogen-Bonded Organic Frameworks
Taito Hashimoto, Ryusei Oketani, Ichiro Hisaki*
(Small 2025, 21, e08763) DOI: 10.1002/smll.202508763

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*
(Chem. Eur. J. 2025, 31, e02078) DOI: 10.1002/chem.202502078

Hydrogen-bonded Ladder Frameworks Composed of Low Symmetric Tricarboxylic Acids
Namiki Tanaka, Taito Hashimoto, Yuto Suzuki, Ryusei Oketani, Ichiro Hisaki*
(Cryst. Growth Des. 2025, 25, 1851-1859.) DOI: 10.1021/acs.cgd.4c01697

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*
(Angew. Chem. Int. Ed. 2025, 64, e202419992) DOI: 10.1002/anie.202419992
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Unravelling the Photobehavior of 2,1,3-Benzothiadiazole-based HOF and its Molecular Units: Experimental and Theoretical Insights into their Spectroscopic Properties in Solutions and Solid State
Mario de la Hoz Tomás, Juan Ángel Organero, Maria Rosaria di Nunzio, Taito Hashimoto, Ichiro Hisaki, Abderrazzak Douhal*
(J. Mater. Chem. C 2024, 12, 9112-9129.) DOI: 10.1039/D4TC01368A
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Single Crystalline, Non-stoichiometric Cocrystals of Hydrogen-Bonded Organic Frameworks
Taito Hashimoto, Ryusei Oketani, Masaki Nobuoka, Shu Seki, Ichiro Hisaki*
(Angew. Chem. Int. Ed. 2023, 62, e202215836) DOI: 10.1002/anie.202215836
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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*
(Chem. Commun. 2023, 59, 7224-7227.) DOI: 10.1039/D3CC01877F

Geometrically Mismatched Hydrogen-bonded Framework Composed of Tetratopic Carboxylic Acid
Zhuxi Yang, Taito Hashimoto, Ryusei Oketani, Takayoshi Nakamura,* Ichiro Hisaki*
(Chem. Eur. J. 2022, 28, e202201571) DOI: 10.1002/chem.202201571