研究成果
発表論文
2019
[3] Bridge-Length-Dependent Intramolecular Charge Transfer in Bis(dianisylamino)-Terminated Oligo(p-phenylene)sMasashi Uebe, Kensuke Kaneda, Shinya Fukuzaki, Akihiro Ito
Chem. Eur. J. 2019, 25, 15455-15462.
[DOI: 10.1002/chem.201903667] (Selected as Frontispiece)
[2] Electronic and Photophysical Properties of 9,10-Anthrylene-Bridged B–π–N Donor–Acceptor Molecules with Solid-State Emission in the Yellow to Red Region
Masashi Uebe, Daisuke Sakamaki, Akihiro Ito
ChemPlusChem 2019, 84, 1305-1313.
[DOI: 10.1002/cplu.201900003] (Selected as Cover Feature) [DOI: 10.1002/cplu.201900431]
[1] Intramolecular Charge Transfer in Kekulé- and Non-Kekulé-Bridged Bis(triarylamine) Radical Cations: Missing Key Compounds in Organic Mixed-Valence Systems
Masashi Uebe, Akihiro Ito
Chem. Asian J. 2019, 14, 1692-1696.
[DOI: 10.1002/asia.201900036]
2018
[3] 5,12-Diaminotetracenes: The Impact of Orbital Interaction between the Acene π-System and Amino Groups on Their Electronic StatesMasashi Uebe, Kenji Kawashima, Akihiro Ito
Chem. Eur. J. 2018, 24, 16113-16125.
[DOI: 10.1002/chem.201803090]
[2] A Dendritic Oligoarylamine-Substituted Benzimidazole Derivative as a Useful n-Type Dopant
Masashi Uebe, Yuji Yoshihashi, Kei Noda, Masayuki Matsubara, Akihiro Ito
J. Mater. Chem. C 2018, 6, 6429-6439.
[DOI: 10.1039/c8tc01280f]
[1] Diazadibora[1.1.1.1]m,p,m,p-cyclophanes: Ambipolar Conjugated Macrocycles with Different B-π-N Embedded Patterns
Akihiro Ito, Masashi Uebe, Ryohei Kurata, Soichiro Yano, Hiroyuki Fueno, Takashi Matsumoto
Chem. Asian J. 2018, 13, 754-760.
[DOI: 10.1002/asia.201701717] (Selected as Front Cover) [DOI: 10.1002/asia.201800140]
2017
[8] Tetraaza[14]- and Octaaza[18]paracyclophane: Synthesis and Characterization of Their Neutral and Cationic StatesDaisuke Sakamaki, Akihiro Ito, Yusuke Tsutsui, Shu Seki
J. Org. Chem. 2017, 82, 13348-13358.
[DOI: 10.1021/acs.joc.7b02437]
[7] Recognizing Through-Bond and Through-Space Self-Exchange Charge/Spin Transfer Pathways in Bis(triarylamine) Radical Cations with Similar Geometrical Arrangements
Masashi Uebe, Tatsuya Kazama, Ryohei Kurata, Daisuke Sakamaki, Akihiro Ito
Angew. Chem. Int. Ed. 2017, 56, 15712-15717.
[DOI: 10.1002/anie.201709874]
[6] Isolable Triradical Trication of Hexaaza[16]paracyclophane with Embedded 9,10-Anthrylenes: A Frustrated Three-Spin System
Ryohei Kurata, Daisuke Sakamaki, Masashi Uebe, Mariko Kinoshita, Tetsuo Iwanaga, Takashi Matsumoto, Akihiro Ito
Org. Lett. 2017, 19, 4371-4374.
[DOI: 10.1021/acs.orglett.7b02088]
[5] Modulation of Open-Shell Characters of Amine-Inserted Diphenoquinones via Structural Modification
Yuya Matsuta, Daisuke Sakamaki, Ryohei Kurata, Akihiro Ito, Shu Seki
Chem. Asian J. 2017, 12, 1889-1894.
[DOI: 10.1002/asia.201700652]
[4] Tetraaza[1.1.1.1]m,p,m,p-cyclophane Diradical Dications Revisited: Tuning Spin States by Confronted Arenes
Ryohei Kurata, Daisuke Sakamaki, Akihiro Ito
Org. Lett. 2017, 19, 3115-3118.
[DOI: 10.1021/acs.orglett.7b01229]
[3] Diarylamino- and Diarylboryl-Substituted Donor-Acceptor Pyrene Derivatives: Influence of Substitution Pattern on Their Photophysical Properties
Ryohei Kurata, Akihiro Ito, Masayuki Gon, Kazuo Tanaka, Yoshiki Chujo
J. Org. Chem. 2017, 82, 5111-5121.
[DOI: 10.1021/acs.joc.7b00315]
[2] Luminescent Superbenzene with Diarylamino and Diarylboryl Groups
Ryohei Kurata, Kensuke Kaneda, Akihiro Ito
Org. Lett. 2017, 19, 392-395.
[DOI: 10.1021/acs.orglett.6b03596]
[1] Mesityl-Substituted Acene Radical Cation: Decent Stability Comparable to Their Neutral States under Ambient Light and Air
Masashi Uebe, Kenji Kawashima, Kazuki Takahashi, Akihiro Ito
Chem. Eur. J. 2017, 23, 278-281.
[DOI: 10.1002/chem.201605072]
2016
[5] Radical Cation of an Oligoarylamine Having Nitroxide Radical Substituent: A Coexistent Molecular System of Localized and Delocalized SpinsAkihiro Ito, Ryohei Kurata, Yusuke Noma, Yasukazu Hirao, Kazuyoshi Tanaka
J. Org. Chem.. 2016, 81, 11416-11420.
[DOI: 10.1021/acs.joc.6b02037]
[4] 9,10-Diaminoanthracenes Revisited: The Influence of N-Substituents on Their Electronic States
Masashi Uebe, Tatsuhisa Kato, Kazuyoshi Tanaka, Akihiro Ito
Chem. Eur. J. 2016, 22, 18923-18931.
[DOI: 10.1002/chem.201602490]
[3] Synthesis and Characterization of 6,13-Diamino-Substituted Pentacenes
Akihiro Ito, Masashi Uebe, Kazuki Takahashi, Hiroshi Ishikawa, Daisuke Sakamaki, Hiroyasu Sato, Takashi Matsumoto, Kazuyoshi Tanaka
Chem. Eur. J. 2016, 22, 2165-2170.
[DOI: 10.1002/chem.201503996]
[2] Isolation and Characterization of Persistent Radical Cation and Dication of 2,7-Bis(diamino)pyrene
Ryohei Kurata, Kazuyoshi Tanaka, Akihiro Ito
J. Org. Chem. 2016, 81, 137-145.
[DOI: 10.1021/acs.joc.5b02425]
[1] Macrocyclic Oligoarylamines as Hole- and Spin-Containing Scaffolds for Molecule-Based Electronics
Akihiro Ito
J. Mater. Chem. C 2016, 4, 4614-4625 (Review). (Selected as a 2016 Journal of Materials Chemistry C Hot Paper)
[DOI: 10.1039/c6tc00973e]
2015
[2] A Triphenylamine with Two Phenoxy Radicals Having Unusual Bonding Patterns and a Closed-Shell Electronic StateDaisuke Sakamaki, Soichiro Yano, Toshiyuki Kobashi, Shu Seki, Takuya Kurahashi, Seijiro Matsubara, Akihiro Ito, Kazuyoshi Tanaka
Angew. Chem. Int. Ed. 2015, 54, 8267-8270.
[DOI: 10.1002/anie.201502949]
[1] Fluorescence Enhancement of Non-Fluorescent Triphenylamine: A Recipe to Utilize Carborane Cluster Substituents
Masashi Uebe, Akihiro Ito, Yuichiro Kameoka, Tohru Sato, Kazuyoshi Tanaka
Chem. Phys. Lett. 2015, 633, 190-194.
[DOI: 10.1016/j.cplett.2015.05.038]