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Modulating the Photophysical Properties of Twisted Donor–Acceptor–Donor π-Conjugated Molecules: Effect of Heteroatoms, Molecular Conformation, and Molecular Topology
Youhei Takeda
Accounts of Chemical Research Vol. 57 No. 15 p. 2219-2232 2024年7月24日 研究論文(学術雑誌)
出版者・発行元:American Chemical Society (ACS)
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Anion-Responsive Colorimetric and Fluorometric Red-Shift in Triarylborane Derivatives: Dual Role of Phenazaborine as Lewis Acid and Electron Donor
Nae Aota, Riku Nakagawa, Leonardo Evaristo de Sousa, Norimitsu Tohnai, Satoshi Minakata, Piotr de Silva, Youhei Takeda
Angewandte Chemie International Edition Vol. 63 No. 24 2024年4月8日 研究論文(学術雑誌)
出版者・発行元:Wiley-VCH GmbH
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Water-dispersible donor–acceptor–donor π-conjugated bolaamphiphiles enabling a humidity-responsive luminescence color change
Tomoya Enjou, Shimpei Goto, Qiming Liu, Fumitaka Ishiwari, Akinori Saeki, Taro Uematsu, Yuka Ikemoto, Sora Watanabe, Go Matsuba, Kouichiro Ishibashi, Go Watanabe, Satoshi Minakata, Yoshimitsu Sagara, Youhei Takeda
Chemical Communications Vol. 60 No. 27 p. 3653-3656 2024年3月7日 研究論文(学術雑誌)
出版者・発行元:Royal Society of Chemistry (RSC)
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On-surface synthesis of nitrogen-doped nanographene with an [18]annulene pore on Ag(111).
Kewei Sun, Donglin Li, Takahito Kaihara, Satoshi Minakata, Youhei Takeda, Shigeki Kawai
Communications Chemistry Vol. 6 No. 1 p. 228/1-7 2023年10月20日 研究論文(学術雑誌)
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Heavy-Atom-Free Room-Temperature Phosphorescent Organic Light-Emitting Diodes Enabled by Excited States Engineering
Heather F. Higginbotham, Masato Okazaki, Piotr de Silva, Satoshi Minakata, Youhei Takeda, Przemyslaw Data
ACS Applied Materials & Interfaces Vol. 13 No. 2 p. 2899-2907 2021年1月20日 研究論文(学術雑誌)
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Palladium-Catalyzed Regioselective and Stereospecific Ring-Opening Cross-Coupling of Aziridines: Experimental and Computational Studies
Youhei Takeda, W. M. C. Sameera, Satoshi Minakata
Accounts of Chemical Research Vol. 53 No. 8 p. 1686-1702 2020年8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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Sigmoidally hydrochromic molecular porous crystal with rotatable dendrons
Hiroshi Yamagishi, Sae Nakajima, Jooyoung Yoo, Masato Okazaki, Youhei Takeda, Satoshi Minakata, Ken Albrecht, Kimihisa Yamamoto, Irene Badía-Domínguez, Maria Moreno Oliva, M. Carmen Ruiz Delgado, Yuka Ikemoto, Hiroyasu Sato, Kenta Imoto, Kosuke Nakagawa, Hiroko Tokoro, Shin-ichi Ohkoshi, Yohei Yamamoto
Communications Chemistry Vol. 3 No. 1 2020年8月17日 研究論文(学術雑誌)
出版者・発行元:Springer Science and Business Media LLC
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Thermally Activated Delayed Fluorescent Donor–Acceptor–Donor–Acceptor π-Conjugated Macrocycle for Organic Light-Emitting Diodes
Saika Izumi, Heather F. Higginbotham, Aleksandra Nyga, Patrycja Stachelek, Norimitsu Tohnai, Piotr de Silva, Przemyslaw Data, Youhei Takeda, Satoshi Minakata
Journal of the American Chemical Society Vol. 142 No. 3 p. 1482-1491 2020年1月22日 研究論文(学術雑誌)
出版者・発行元:American Chemical Society (ACS)
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Alchemy of donor–acceptor–donor multi-photofunctional organic materials: from construction of electron-deficient azaaromatics to exploration of functions
Youhei Takeda, Przemyslaw Data, Satoshi Minakata
Chemical Communications Vol. 56 No. 63 p. 8884-8894 2020年 研究論文(学術雑誌)
出版者・発行元:Royal Society of Chemistry (RSC)
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Recent Advancements in and the Future of Organic Emitters: TADF‐ and RTP‐Active Multifunctional Organic Materials
Przemyslaw Data, Youhei Takeda
Chemistry – An Asian Journal Vol. 14 No. 10 p. 1613-1636 2019年5月15日
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Thermally activated delayed fluorescent phenothiazine-dibenzo[a,j]phenazine-phenothiazine triads exhibiting tricolor-changing mechanochromic luminescence.
Masato Okazaki, Youhei Takeda, Przemyslaw Data, Piotr Pander, Heather Higginbotham, Andrew P Monkman, Satoshi Minakata
Chemical Science Vol. 8 No. 4 p. 2677-2686 2017年4月1日 研究論文(学術雑誌)
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Dibenzo[a,j]phenazine‐Cored Donor–Acceptor–Donor Compounds as Green‐to‐Red/NIR Thermally Activated Delayed Fluorescence Organic Light Emitters
Przemyslaw Data, Piotr Pander, Masato Okazaki, Youhei Takeda, Satoshi Minakata, Andrew P. Monkman
Angewandte Chemie International Edition Vol. 55 No. 19 p. 5739-5744 2016年4月6日 研究論文(学術雑誌)
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Oxidative skeletal rearrangement of 1,1'-binaphthalene-2,2'-diamines (BINAMs) via C-C bond cleavage and nitrogen migration: a versatile synthesis of U-shaped azaacenes.
Youhei Takeda, Masato Okazaki, Satoshi Minakata
Chemical Communications Vol. 50 No. 71 p. 10291-4 2014年9月14日 研究論文(学術雑誌)
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Pd/NHC-catalyzed enantiospecific and regioselective Suzuki-Miyaura arylation of 2-arylaziridines: synthesis of enantioenriched 2-arylphenethylamine derivatives.
Youhei Takeda, Yuki Ikeda, Akinobu Kuroda, Shino Tanaka, Satoshi Minakata
Journal of the American Chemical Society Vol. 136 No. 24 p. 8544-7 2014年6月18日 研究論文(学術雑誌)
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Dual-State Photophysical Modulation via Bifurcated Hydrogen Bonding in a U-Shaped Dipyridophenazine-Cored Donor–π–Acceptor–π–Donor Fluorophore
Kimiya Takei, Shunsuke Kobashi, Divya -, Norimitsu Tohnai, Satoshi Minakata, Yoichi Kobayashi, Piotr de Silva, Youhei Takeda
ChemRxiv 2025年5月19日
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A van der Waals porous crystal featuring conformational flexibility and permanent porosity for ultrafast water release
Kentaro Maejima, Heishun Zen, Hiroyasu Sato, Eiji Nishibori, Tomoya Enjou, Youhei Takeda, Satoshi Minakata, Eri Hisamura, Ken Albrecht, Yuka Ikemoto, Irene Badía-Domínguez, Juan Sánchez-Rincón, M. Carmen Ruiz Delgado, Yohei Yamamoto, Hiroshi Yamagishi
Communications Chemistry Vol. 7 No. 1 2024年11月30日 研究論文(学術雑誌)
出版者・発行元:Springer Science and Business Media LLC
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Strategic Design of Anion-Responsive Triarylboranes Exhibiting Colorimetric and Fluorometric Red-Shift for Sensing and Optoelectronic Applications.
2024年10月28日 研究論文(学術雑誌)
出版者・発行元:Wiley-VCH
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Thermally Activated Delayed Fluorescence of Dibenzophenazine-Cored Phenazaborines in Solid State: Anion Modulation of Photophysics
Jaijanarthanan Lingagouder, Nae Aota, Riku Nakagawa, Beata Luszczynska, Satoshi Minakata, Leonardo Evaristo de Sousa, Piotr de Silva, Przemyslaw Data, Youhei Takeda
The Journal of Physical Chemistry C 2024年9月19日 研究論文(学術雑誌)
出版者・発行元:American Chemical Society (ACS)
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C3-Chiral truxenes showing high circularly polarized fluorescence and phosphorescence properties based on symmetry-forbidden transition
Takuya Omine, Fumitaka Ishiwari, Taehyun Won, Naoya Aizawa, Youhei Takeda, Yumi Yakiyama, Tadashi Mori, Takashi Hirose, Ken-ichi Nakayama, Akinori Saeki
2024年3月29日
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Recent advances in highly-efficient near infrared OLED emitters
Paloma L. dos Santos, Patrycja Stachelek, Youhei Takeda, Piotr Pander
Materials Chemistry Frontiers Vol. 8 No. 7 p. 1731-1766 2024年1月26日 研究論文(学術雑誌)
出版者・発行元:The Royal Society of Chemistry
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Femtosecond Spectroscopy on a Dibenzophenazine-Cored Macrocycle Exhibiting Thermally Activated Delayed Fluorescence.
Kristoffer A Thom, Oliver Nolden, Oliver Weingart, Saika Izumi, Satoshi Minakata, Youhei Takeda, Peter Gilch
ChemistryOpen Vol. 12 No. 5 p. e202300026/1-10 2023年4月26日 研究論文(学術雑誌)
出版者・発行元:Wiley-VCH GmbH
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3,11‐Diaminodibenzo[a,j]phenazine: Synthesis, Properties, and Applications to Tröger's Base‐Forming Ladder Polymerization
Saika Izumi, Keiki Inoue, Yuya Nitta, Tomoya Enjou, Takahiro Ami, Kouki Oka, Norimitsu Tohnai, Satoshi Minakata, Takanori Fukushima, Fumitaka Ishiwari, Youhei Takeda
Chemistry – A European Journal Vol. 29 No. 14 p. e2022027/1-6 2022年12月15日 研究論文(学術雑誌)
出版者・発行元:Wiley-VCH GmbH
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Perfluorocycloparaphenylenes
Hiroki Shudo, Motonobu Kuwayama, Masafumi Shimasaki, Taishi Nishihara, Youhei Takeda, Nobuhiko Mitoma, Takuya Kuwabara, Akiko Yagi, Yasutomo Segawa, Kenichiro Itami
Nature Communications Vol. 13 No. 1 p. 3713/1-6 2022年12月 研究論文(学術雑誌)
出版者・発行元:Springer Science and Business Media LLC
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Sumanene-functionalised bis(terpyridine)-ruthenium(ii) complexes showing photoinduced structural change and cation sensing
Junyi Han, Yumi Yakiyama, Youhei Takeda, Hidehiro Sakurai
Inorganic Chemistry Frontiers Vol. 10 No. 1 p. 211-217 2022年11月5日 研究論文(学術雑誌)
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Dibenzophenazine based TADF emitters as dual electrochromic and electroluminescence materials.
Paola Crocomo, Masato Okazaki, Takumi Hosono, Satoshi Minakata, Youhei Takeda, Przemyslaw Data
Chemistry A European Journal Vol. 28 No. 43 p. e202200826/1-8 2022年5月17日 研究論文(学術雑誌)
出版者・発行元:Wiley-VCH GmbH
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Comparative study of thermally activated delayed fluorescent properties of donor–acceptor and donor–acceptor–donor architectures based on phenoxazine and dibenzo[a,j]phenazine
Saika Izumi, Prasannamani Govindharaj, Anna Drewniak, Paola Zimmermann Crocomo, Satoshi Minakata, Leonardo Evaristo de Sousa, Piotr de Silva, Przemyslaw Data, Youhei Takeda
Beilstein Journal of Organic Chemistry Vol. 18 p. 459-468 2022年4月25日 研究論文(学術雑誌)
出版者・発行元:Beilstein Institut
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Dual-photofunctional organogermanium compound based on donor-acceptor-donor architecture.
Aleksandra Nyga, Takahito Kaihara, Takumi Hosono, Massimiliano Sipala, Patrycja Stachelek, Norimitsu Tohnai, Satoshi Minakata, Leonardo Evaristo de Sousa, Piotr de Silva, Przemyslaw Data, Youhei Takeda
Chemical Communications Vol. 58 No. 39 p. 5889-5892 2022年4月20日 研究論文(学術雑誌)
出版者・発行元:RSC Publishing
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The regioisomeric effect on the excited-state fate leading to room-temperature phosphorescence or thermally activated delayed fluorescence in a dibenzophenazine-cored donor–acceptor–donor system
Takumi Hosono, Nicolas Oliveira Decarli, Paola Zimmermann Crocomo, Tsuyoshi Goya, Leonardo Evaristo de Sousa, Norimitsu Tohnai, Satoshi Minakata, Piotr de Silva, Przemyslaw Data, Youhei Takeda
Journal of Materials Chemistry C Vol. 10 No. 12 p. 4905-4913 2022年2月7日 研究論文(学術雑誌)
出版者・発行元:Royal Society of Chemistry ({RSC})
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A New Entry to Purely Organic Thermally Activated Delayed Fluorescence Emitters Based on Pyrido[2,3-b]pyrazine-Dihydrophenazasilines Donor-Acceptor Dyad
Tsuyoshi Goya, Paola Zimmermann Crocomo, Takumi Hosono, Satoshi Minakata, Leonardo Evaristo de Sousa, Piotr de Silva, Przemyslaw Data, Youhei Takeda
Asian Journal of Organic Chemistry Vol. 11 No. 3 p. e202100780/1-7 2022年1月25日 研究論文(学術雑誌)
出版者・発行元:Wiley-VCHGmbH
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Syntheses and Room Temperature Phosphorescence Properties of Dibenzobenzodithiophenes and Dibenzothiophenes
Madoka Tsuboi, Shotaro Nakamura, Surajit Nandi, Piotr de Silva, Youhei Takeda, Masahiro Miura
Bulletin of the Chemical Society of Japan Vol. 94 No. 10 p. 2498-2504 2021年8月28日 研究論文(学術雑誌)
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Near Fermi Superatom State Stabilized by Surface State Resonances in a Multiporous Molecular Network
Shigeki Kawai, Mohammad A. Kher-Elden, Ali Sadeghi, Zakaria M. Abd El-Fattah, Kewei Sun, Saika Izumi, Satoshi Minakata, Youhei Takeda, Jorge Lobo-Checa
Nano Letters Vol. 21 No. 15 p. 6456-6462 2021年8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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The Impact of C2 Insertion into a Carbazole Donor on the Physicochemical Properties of Dibenzo[a,j]phenazine-Cored Donor–Acceptor–Donor Triads
Zimmermann Crocomo, P., Kaihara, T., Kawaguchi., S., Stachelek, P., Minakata, S., de Silva, P., Data, P., Takeda, Y.
Chemistry - A European Journal Vol. 27 No. 53 p. 13390-13398 2021年7月27日 研究論文(学術雑誌)
出版者・発行元:Wiley
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Revealing Internal Heavy Chalcogen Atom Effect on the Photophysics of Dibenzo[a,j]phenazine-Cored Donor–Acceptor–Donor Triad
Shimpei Goto, Yuya Nitta, Nicolas Decarli, Leonardo Evaristo de Sousa, Patrycja Stachelek, Norimitsu Tohnai, Satoshi Minakata, Piotr de Silva, Przemyslaw Data, Youhei Takeda
Journal of Materials Chemistry C Vol. 9 No. 39 p. 13942-13953 2021年4月13日 研究論文(学術雑誌)
出版者・発行元:Royal Society of Chemistry ({RSC})
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The Photophysics of Dibenzo[a,j]phenazine
Kristoffer A. Thom, Tom Förster, Oliver Weingart, Shimpei Goto, Youhei Takeda, Satoshi Minakata, Peter Gilch
ChemPhotoChem Vol. 5 No. 4 p. 335-347 2021年4月8日 研究論文(学術雑誌)
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Palladium‐Catalyzed Regioselective and Stereospecific Ring‐Opening Suzuki‐Miyaura Arylative Cross‐Coupling of 2‐Arylazetidines with Arylboronic Acids
Youhei Takeda, Kazuya Toyoda, W. M. C. Sameera, Norimitsu Tohnai, Satoshi Minakata
Advanced Synthesis & Catalysis Vol. 363 No. 11 p. 2796-2805 2021年3月26日 研究論文(学術雑誌)
出版者・発行元:Wiley
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Peripherally Donor-Installed 7,8-Diaza[5]helicenes as a Platform for Helical Luminophores
Yuta Ikari, Takahito Kaihara, Shimpei Goto, Marcel Bovenkerk, David C. Grenz, Birgit Esser, Marli Ferreira, Patrycja Stachelek, Przemyslaw Data, Takumu Yoshida, Tomoyuki Ikai, Norimitsu Tohnai, Satoshi Minakata, Youhei Takeda
Synthesis Vol. 53 No. 9 p. 1584-1596 2020年12月28日 研究論文(学術雑誌)
出版者・発行元:Georg Thieme Verlag KG
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Electrochemical and Spectroelectrochemical Comparative Study of Macrocyclic Thermally Activated Delayed Fluorescent Compounds: Molecular Charge Stability vs OLED EQE Roll‐Off
Aleksandra Nyga, Saika Izumi, Heather F. Higginbotham, Patrycja Stachelek, Sandra Pluczyk, Piotr Silva, Satoshi Minakata, Youhei Takeda, Przemyslaw Data
Asian Journal of Organic Chemistry Vol. 9 No. 12 p. 2153-2161 2020年11月6日 研究論文(学術雑誌)
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Revealing Topological Influence of Phenylenediamine Unit on Physicochemical Properties of Donor‐Acceptor‐Donor‐Acceptor Thermally Activated Delayed Fluorescent Macrocycles
Saika Izumi, Aleksandra Nyga, Piotr Silva, Norimitsu Tohnai, Satoshi Minakata, Przemyslaw Data, Youhei Takeda
Chemistry – An Asian Journal Vol. 15 No. 23 p. 4098-4103 2020年10月22日 研究論文(学術雑誌)
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芳香環縮環ジケトホスファニル骨格をコアとする機能性π共役分子の創製
武田洋平
有機合成化学協会誌 Vol. 78 No. 8 p. 792-800 2020年8月1日 研究論文(学術雑誌)
出版者・発行元:有機合成化学協会
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Effect of Alkyl Groups in Pyrene Chromophore on the Mechanical Response of Pyrene-Octafluoronaphthalene Co-Crystals.
Takanori Iwasaki, Shin Murakami, Youhei Takeda, Norimitsu Tohnai, Nobuaki Kambe
Chemistry an Asian Journal Vol. 15 No. 8 p. 1349-1354 2020年2月26日 研究論文(学術雑誌)
出版者・発行元:Wiley‐VCH Verlag GmbH & Co. KGaA
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Cover Feature: Molecular Packing and Solid‐State Photophysical Properties of 1,3,6,8‐Tetraalkylpyrenes (Chem. Eur. J. 65/2019)
Takanori Iwasaki, Shin Murakami, Youhei Takeda, Gaku Fukuhara, Norimitsu Tohnai, Yumi Yakiyama, Hidehiro Sakurai, Nobuaki Kambe
Chemistry – A European Journal Vol. 25 No. 65 p. 14736-14736 2019年11月22日 研究論文(学術雑誌)
出版者・発行元:Wiley
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Molecular Packing and Solid‐State Photophysical Properties of 1,3,6,8‐Tetraalkylpyrenes
Takanori Iwasaki, Shin Murakami, Youhei Takeda, Gaku Fukuhara, Norimatsu Tohnai, Yumi Yakiyama, Hidehiro Sakurai, Nobuaki Kambe
Chemistry–A European Journal Vol. 25 No. 65 p. 14817-14825 2019年11月22日 研究論文(学術雑誌)
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Catalyst-controlled regiodivergent ring-opening C(sp3)–Si bond-forming reactions of 2-arylaziridines with silylborane enabled by synergistic palladium/copper dual catalysis
Youhei Takeda, Kaoru Shibuta, Shohei Aoki, Norimitsu Tohnai, Satoshi Minakata
Chemical Science Vol. 10 No. 37 p. 8642-8647 2019年10月7日 研究論文(学術雑誌)
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Aromatic-fused diketophosphanyl-core organic functional materials: phosphorus mimics of imides or beyond?
Youhei Takeda, Satoshi Minakata
Organic & Biomolecular Chemistry Vol. 17 No. 34 p. 7807-7821 2019年8月28日
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Asymmetric Synthesis of β2‐Aryl Amino Acids through Pd‐Catalyzed Enantiospecific and Regioselective Ring‐Opening Suzuki–Miyaura Arylation of Aziridine‐2‐carboxylates
Youhei Takeda, Tetsuya Matsuno, Akhilesh K. Sharma, W. M. C. Sameera, Satoshi Minakata
Chemistry – A European Journal Vol. 25 No. 43 p. 10226-10231 2019年8月1日 研究論文(学術雑誌)
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Hydrostatic Pressure-Controlled Ratiometric Luminescence Responses of a Dibenzo[a,j]phenazine-Cored Mechanoluminophore
Takeda, Youhei, Mizuno, Hiroaki, Okada, Yusuke, Okazaki, Masato, Minakata, Satoshi, Penfold, Thomas, Fukuhara, Gaku
ChemPhotoChem Vol. 3 No. 12 p. 1203-1211 2019年8月 研究論文(学術雑誌)
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Thermally activated delayed fluorescence vs. room temperature phosphorescence by conformation control of organic single molecules
Przemyslaw Data, Masato Okazaki, Satoshi Minakata, Youhei Takeda
Journal of Materials Chemistry C Vol. 7 No. 22 p. 6616-6621 2019年6月 研究論文(学術雑誌)
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Computational Study on the Mechanism and Origin of the Regioselectivity and Stereospecificity in Pd/SIPr-Catalyzed Ring-Opening Cross-Coupling of 2-Arylaziridines with Arylboronic Acids
Akhilesh K. Sharma, W. M. C. Sameera, Youhei Takeda, Satoshi Minakata
ACS Catalysis Vol. 9 No. 5 p. 4582-4592 2019年5月 研究論文(学術雑誌)
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Ni(II) 10-Phosphacorrole: A Porphyrin Analogue Containing Phosphorus at the Meso Position
Hiroto Omori, Satoru Hiroto, Youhei Takeda, Heike Fliegl, Satoshi Minakata, Hiroshi Shinokubo
Journal of the American Chemical Society Vol. 141 No. 12 p. 4800-4805 2019年3月27日 研究論文(学術雑誌)
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The impact of replacement of nitrogen with phosphorus atom in the pyromellitic diimides on their photophysical and electrochemical properties
Pluczyk Sandra, Higginbotham Heather, Data Przemyslaw, Takeda Youhei, Minakata Satoshi
Electrochimica Acta Vol. 295 p. 801-809 2019年2月 研究論文(学術雑誌)
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Syntheses of Diverse Donor-Substituted Bisbenzofuro[2,3-b:3′,2′-e]pyridines (BBZFPys) via Pd Catalysis, and Their Photophysical Properties
Yuhei Itai, Yuji Nishii, Patrycja Stachelek, Przemyslaw Data, Youhei Takeda, Satoshi Minakata, Masahiro Miura
The Journal of Organic Chemistry Vol. 83 No. 17 p. 10289-10302 2018年9月7日 研究論文(学術雑誌)
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Conformationally-flexible and moderately electron-donating units-installed D-A-D triad enabling multicolor-changing mechanochromic luminescence, TADF and room-temperature phosphorescence.
Youhei Takeda, Takahito Kaihara, Masato Okazaki, Heather Higginbotham, Przemyslaw Data, Norimitsu Tohnai, Satoshi Minakata
Chemical Communications Vol. 54 No. 50 p. 6847-6850 2018年6月19日 研究論文(学術雑誌)
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FRET-mediated near infrared whispering gallery modes: studies on the relevance of intracavity energy transfer with Q-factors
Materials Chemistry Frontiers Vol. 2 No. 2 p. 270-274 2018年2月 研究論文(学術雑誌)
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An optical and electrical study of full thermally activated delayed fluorescent white organic light-emitting diodes.
Daniel de Sa Pereira, Paloma L Dos Santos, Jonathan S Ward, Przemyslaw Data, Masato Okazaki, Youhei Takeda, Satoshi Minakata, Martin R Bryce, Andrew P Monkman
Scientific Reports Vol. 7 No. 1 p. 6234-6234 2017年7月24日 研究論文(学術雑誌)
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芳香族アミン類の新奇酸化的変換反応の開発を基盤とする機能性アザπ共役分子の創出
武田洋平
有機合成化学協会誌 Vol. 74 No. 10 p. 955-964 2016年10月 研究論文(学術雑誌)
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Palladium-catalyzed regioselective and stereo-invertive ring-opening borylation of 2-arylaziridines with bis(pinacolato)diboron: experimental and computational studies.
Youhei Takeda, Akinobu Kuroda, W M C Sameera, Keiji Morokuma, Satoshi Minakata
Chemical Science Vol. 7 No. 9 p. 6141-6152 2016年9月1日 研究論文(学術雑誌)
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Oxidative Self-Annulation of 2,5-Diaryl-3,4-diaminothiophene via C–C and C–S Bond Cleavage of the Thiophene Ring: A New Synthesis of an Amino-Substituted Triarylthieno[3,4-b]pyrazines and Their Photophysical Properties
Youhei Takeda, Satoshi Ueta, Satoshi Minakata
HETEROCYCLES Vol. 95 No. 1 p. 137-137 2016年8月1日 研究論文(学術雑誌)
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Thieno[3,4‐c]phosphole‐4,6‐dione: A Versatile Building Block for Phosphorus‐Containing Functional π‐Conjugated Systems
Youhei Takeda, Kota Hatanaka, Takuya Nishida, Satoshi Minakata
Chemistry – A European Journal Vol. 22 No. 30 p. 10360-10364 2016年6月22日 研究論文(学術雑誌)
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Ring-contractive and -Closing Skeletal Rearrangement of 1,1’-Binaphthalene-2,2’-Diamines (Binams) Induced by an Iodine-Containing Oxidant: Synthesis of Spiro[Benzo[e]Indole-1,1'-inden]-2-amines and Application to an Aiee-active BF2 Complex
Masato Okazaki, Kosuke Takahashi, Satoshi Minakata, Youhei Takeda
HETEROCYCLES Vol. 93 No. 2 p. 770-770 2015年10月26日 研究論文(学術雑誌)
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A facile synthesis of functionalized 7,8-diaza[5]helicenes through an oxidative ring-closure of 1,1’-binaphthalene-2,2’-diamines (BINAMs)
Youhei Takeda, Masato Okazaki, Yoshiaki Maruoka, Satoshi Minakata
Beilstein Journal of Organic Chemistry Vol. 11 p. 9-15 2015年1月5日 研究論文(学術雑誌)
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2-Halogenoimidazolium Salt Catalyzed Aza-Diels–Alder Reaction through Halogen-Bond Formation
Youhei Takeda, Daichi Hisakuni, Chun-Hsuan Lin, Satoshi Minakata
Organic Letters Vol. 17 No. 2 p. 318-321 2014年12月31日 研究論文(学術雑誌)
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Revisiting Phosphorus Analogues of Phthalimides and Naphthalimides: Syntheses and Comparative Studies
Youhei Takeda, Takuya Nishida, Kota Hatanaka, Satoshi Minakata
Chemistry – A European Journal Vol. 21 No. 4 p. 1666-1672 2014年11月20日 研究論文(学術雑誌)
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2,6‐Diphospha‐s‐indacene‐1,3,5,7(2 H,6 H)‐tetraone: A Phosphorus Analogue of Aromatic Diimides with the Minimal Core Exhibiting High Electron‐Accepting Ability
Youhei Takeda, Takuya Nishida, Satoshi Minakata
Chemistry – A European Journal Vol. 20 No. 33 p. 10266-10270 2014年7月17日 研究論文(学術雑誌)
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N1 Unit Transfer Reaction to C-C Double Bonds
Satoshi Minakata, Youhei Takeda, Kensuke Kiyokawa
Methods and Applications of Cycloaddition Reactions in Organic Syntheses Vol. 9781118299883 p. 67-88 2014年2月10日 論文集(書籍)内論文
出版者・発行元:Wiley Blackwell
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Oxidative Dimerization of (Hetero)aromatic Amines Utilizing t-BuOI Leading to (Hetero)aromatic Azo Compounds: Scope and Mechanistic Studies
Sota Okumura, Chun-Hsuan Lin, Youhei Takeda, Satoshi Minakata
The Journal of Organic Chemistry Vol. 78 No. 23 p. 12090-12105 2013年10月31日 研究論文(学術雑誌)
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Hypervalent iodine(III)-induced oxidative [4+2] annulation of o-phenylenediamines and electron-deficient alkynes: direct synthesis of quinoxalines from alkyne substrates under metal-free conditions.
Sota Okumura, Youhei Takeda, Kensuke Kiyokawa, Satoshi Minakata
Chemical communications (Cambridge, England) Vol. 49 No. 81 p. 9266-8 2013年10月18日 研究論文(学術雑誌)
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PCy3-catalyzed ring expansion of aziridinofullerenes with CO2 and aryl isocyanates: evidence for a two consecutive nucleophilic substitution pathway on the fullerene cage.
Youhei Takeda, Hajime Kawai, Satoshi Minakata
Chemistry (Weinheim an der Bergstrasse, Germany) Vol. 19 No. 40 p. 13479-83 2013年9月27日 研究論文(学術雑誌)
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A Practical Synthesis of Azobenzenes through Oxidative Dimerization of Aromatic Amines Using tert-Butyl Hypoiodite
Takeda, Youhei, Okumura, Sota, Minakata, Satoshi
SYNTHESIS-STUTTGART Vol. 45 No. 8 p. 1029-1033 2013年4月 研究論文(学術雑誌)
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Straightforward and Versatile Synthesis of Fullerooxazoles from C-60 and Carboxamides through Radical Reactions under Mild Conditions
Youhei Takeda, Satoru Enokijima, Toshiki Nagamachi, Kazuhisa Nakayama, Satoshi Minakata
ASIAN JOURNAL OF ORGANIC CHEMISTRY Vol. 2 No. 1 p. 91-97 2013年1月 研究論文(学術雑誌)
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An Inclusion Complex of C-60 with Organosilylated gamma-Cyclodextrin: Drastic Enhancement of Apparent Solubility of C-60 in Nonpolar and Weakly Polar Organic Solvents
Takeda, Youhei, Nagamachi, Toshiki, Nishikori, Katsuaki, Minakata, Satoshi
ASIAN JOURNAL OF ORGANIC CHEMISTRY Vol. 2 No. 1 p. 69-73 2013年1月 研究論文(学術雑誌)
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Transition-metal-free Benzylic C-H Bond Intermolecular Amination Utilizing Chloramine-T and I-2
Youhei Takeda, Junpei Hayakawa, Kazuki Yano, Satoshi Minakata
CHEMISTRY LETTERS Vol. 41 No. 12 p. 1672-1674 2012年12月 研究論文(学術雑誌)
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Nucleophilic Ring-Opening of N-o-Nosylaziridines with N-Chloro-N-Sodiocarbamate: Facile Preparation of Differentially Protected Vicinal Diamines
Youhei Takeda, Yuta Murakami, Yuki Ikeda, Satoshi Minakata
ASIAN JOURNAL OF ORGANIC CHEMISTRY Vol. 1 No. 3 p. 226-230 2012年11月 研究論文(学術雑誌)
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Cyclizative atmospheric CO2 fixation by unsaturated amines with t-BuOI leading to cyclic carbamates.
Youhei Takeda, Sota Okumura, Saori Tone, Itsuro Sasaki, Satoshi Minakata
Organic letters Vol. 14 No. 18 p. 4874-7 2012年9月21日 研究論文(学術雑誌)
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An air-stable low-bandgap n-type organic polymer semiconductor exhibiting selective solubility in perfluorinated solvents.
Youhei Takeda, Trisha L Andrew, Jose M Lobez, A Jolene Mork, Timothy M Swager
Angewandte Chemie (International ed. in English) Vol. 51 No. 36 p. 9042-6 2012年9月3日 研究論文(学術雑誌)
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Selective Functionalization of Fullerenes with N,N‐Dihalosulfonamides as an N1 Unit: Versatile Syntheses of Aza[60]fulleroids and Aziridino[60]fullerenes and their Application to Photovoltaic Cells
Toshiki Nagamachi, Youhei Takeda, Kazuhisa Nakayama, Satoshi Minakata
Chemistry – A European Journal Vol. 18 No. 38 p. 12035-12045 2012年8月14日 研究論文(学術雑誌)
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Oxidative dimerization of aromatic amines using tBuOI: entry to unsymmetric aromatic azo compounds.
Youhei Takeda, Sota Okumura, Satoshi Minakata
Angewandte Chemie (International ed. in English) Vol. 51 No. 31 p. 7804-8 2012年7月27日 研究論文(学術雑誌)
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1,4-Bis(diarylamino)-2,5-bis(4-cyanophenylethenyl)benzenes: fluorophores exhibiting efficient red and near-infrared emissions in solid state.
Masaki Shimizu, Rina Kaki, Youhei Takeda, Tamejiro Hiyama, Naomi Nagai, Hideo Yamagishi, Hiroyuki Furutani
Angewandte Chemie (International ed. in English) Vol. 51 No. 17 p. 4095-9 2012年4月23日 研究論文(学術雑誌)
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Synthesis and photophysical properties of dimethoxybis(3,3,3-trifluoropropen-1-yl)benzenes: compact chromophores exhibiting violet fluorescence in the solid state.
Masaki Shimizu, Youhei Takeda, Masahiro Higashi, Tamejiro Hiyama
Chemistry, an Asian journal Vol. 6 No. 9 p. 2536-44 2011年9月5日 研究論文(学術雑誌)
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Diastereoselective aziridination of chiral electron-deficient olefins with N-chloro-N-sodiocarbamates catalyzed by chiral quaternary ammonium salts.
Yuta Murakami, Youhei Takeda, Satoshi Minakata
The Journal of organic chemistry Vol. 76 No. 15 p. 6277-85 2011年8月5日 研究論文(学術雑誌)
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Twisting strategy applied to N,N-diorganoquinacridones leads to organic chromophores exhibiting efficient solid-state fluorescence
Masaki Shimizu, Yuiga Asai, Youhei Takeda, Akinori Yamatani, Tamejiro Hiyama
TETRAHEDRON LETTERS Vol. 52 No. 32 p. 4084-4089 2011年8月 研究論文(学術雑誌)
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Generation of nitrile oxides from oximes using t-BuOI and their cycloaddition.
Satoshi Minakata, Sota Okumura, Toshiki Nagamachi, Youhei Takeda
Organic letters Vol. 13 No. 11 p. 2966-9 2011年6月3日 研究論文(学術雑誌)
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Mechanistic Study of the Palladium-Catalyzed Stereoselective Cross-Coupling Reaction of 1,1-Dibromo-3,3,3-trifluoro-2-tosyloxypropene
Shimizu, Masaki, Takeda, Youhei, Hiyama, Tamejiro
Bulletin of the Chemical Society of Japan Vol. 84 No. 12 2011年 研究論文(学術雑誌)
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New preparation and synthetic reactions of 3,3,3-trifluoropropynyllithium, -borate and -stannane: facile synthesis of trifluoromethylated allenes, arylacetylenes and enynes.
Masaki Shimizu, Masahiro Higashi, Youhei Takeda, Masahito Murai, Guofang Jiang, Yuiga Asai, Yoshiaki Nakao, Eiji Shirakawa, Tamejiro Hiyama
Future medicinal chemistry Vol. 1 No. 5 p. 921-45 2009年8月 研究論文(学術雑誌)
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1,4-Bis(alkenyl)-2,5-dipiperidinobenzenes: minimal fluorophores exhibiting highly efficient emission in the solid state.
Masaki Shimizu, Youhei Takeda, Masahiro Higashi, Tamejiro Hiyama
Angewandte Chemie (International ed. in English) Vol. 48 No. 20 p. 3653-6 2009年 研究論文(学術雑誌)
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Design and synthesis of highly emissive solid fluorophores
Masaki Shimizu, Kenji Mochida, Youhei Takeda, Yuiga Asai, Tamejiro Hiyama
Proceedings of SPIE - The International Society for Optical Engineering Vol. 7415 2009年 研究論文(国際会議プロシーディングス)
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Preparation, Structure, and Diels-Alder Reaction of Phenyl(trifluoromethanesulfonate)(3,3,3-trifluoropropynyl)-lambda(3)-iodane
Masaki Shimizu, Youhei Takeda, Tamejiro Hiyama
CHEMISTRY LETTERS Vol. 37 No. 12 p. 1304-1305 2008年12月 研究論文(学術雑誌)
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STEREOSELECTIVE PREPARATION AND COPE REARRANGEMENT of 2-CF3-CIS-2,3-BIS(ALKENYL)OXIRANES: A FACILE ROUTE TO 2-CF3-SUBSTITUTED OXACYCLES
Masaki Shimizu, Takuya Fujimoto, Xinyu Liu, Youhei Takeda, Tamejiro Hiyama
HETEROCYCLES Vol. 76 No. 1 p. 329-351 2008年9月 研究論文(学術雑誌)
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Novel generation of 3,3,3-trifluoropropynyllithium and transformation of the carbonyl adducts to trifluoromethyl-substituted allenes
Masaki Shimizu, Masahiro Higashi, Youhei Takeda, Guofang Jiang, Masahito Murai, Tamejiro Hiyama
SYNLETT No. 7 p. 1163-1165 2007年4月 研究論文(学術雑誌)
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Straightforward synthesis of CF3-substituted triarylethenes by stereoselective threefold cross-coupling reactions.
Youhei Takeda, Masaki Shimizu, Tamejiro Hiyama
Angewandte Chemie (International ed. in English) Vol. 46 No. 45 p. 8659-61 2007年 研究論文(学術雑誌)
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Facile synthesis of trifluoromethyl-substituted enynes: Remarkable reactivity and stereoselectivity of tributyl(3,3,3-trifluoropropynyl)stannane in carbostannylation of alkynes
Shimizu, M, Jiang, GF, Murai, M, Takeda, Y, Nakao, Y, Hiyama, T, Shirakawa, E
Chemistry Letters Vol. 34 No. 12 2005年 研究論文(学術雑誌)