2017


Synthesis and optical properties of ESIPT-active π-conjugated benzimidazole compounds: Influence of structure rigidification by ring fusion

Koji Takagi,* Kaede Ito, Yoshihiro Yamada, Takuya Nakashima, Ryoichi Fukuda, Masahiro Ehara, and Hyuma Masu

submitted for publication.


Synthesis and Optical Properties of Fused pi-Conjugated Imidazole Compounds

Koji Takagi,* Kaede Ito, Yoshihiro Yamada, Takuya Nakashima, Ryoichi Fukuda, Masahiro Ehara, and Daisuke Takeuchi

Chem. Lett., 2017, 46(9), 1372–1375.

DOI: 10.1246/cl.170569


Ring-Opening Polymerization of Donor-Acceptor Cyclopropanes Catalyzed by Lewis Acids

Kosuke Hayakawa, Shin-ichi Matsuoka,* Masato Suzuki

Polym. Chem. 2017, 8, 3841–3847.

DOI: 10.1039/C7PY00794A


Regioselective Halogen-Magnesium Exchange Reaction of Bithiophene Derivative bearing Methoxy and Pyridine Groups at the beta-Position and Kumada Coupling Polymerization

Koji Takagi,* Ryo Kouchi, and Junpei Kawai

Polym. J., 2017, 49(9), 649–654.

DOI: 10.1038/pj.2017.37


Halogen Bonding-Mediated Controlled Cationic Polymerization of Isobutyl Vinyl Ether: Expanding the Catalytic Scope of 2-Iodoimidazolium Salts

Koji Takagi,* Koji Yamauchi, and Hiroto Murakata

Chem. Eur. J., 2017, 23, 9495–9500. Highlighted as a Hot Paper

DOI: 10.1002/chem.201702455

Press Release: http://www.nitech.ac.jp/news/press/2017/5856.html

EurekAlertに掲載されました: https://www.eurekalert.org/pub_releases/2017-09/niot-hbm_1091917.php

接着剤新聞 2017年8月1日(火曜日) 12面掲載

日経産業新聞 2017年8月22日(火曜日) 8面掲載

日刊工業新聞 2017年9月8日(木曜日) 21面掲載


Tail-to-Tail Cross-Dimerization of Methyl Methacrylate/Methacrylonitrile with Acrylates Catalyzed by N-Heterocyclic Carbene

Shin-ichi Matsuoka,* Yuki Fukumoto, and Masato Suzuki

Chem. Lett., 2017, 46, 983–986.

DOI: 10.1246/cl.170263


Termination Reaction of Living Poly(3-hexylthiophene) using Thiophene Grignard Reagents: Substituent Effect on the Functionalization

Koji Takagi,* Junpei Kawai, and Ryo Kouchi

Polymer, 2017, 117, 354–363.

DOI: 10.1016/j.polymer.2017.04.041


Synthesis of Polythiophene Derivative bearing Methoxy and Pyridine Groups at the ß-Position and Formation of an Intramolecular Hydrogen Bonding through the Polymer Reaction

Koji Takagi,* Ryo Kouchi, and Junpei Kawai

Polymer, 2017, 114, 221–230.

DOI: 10.1016/j.polymer.2016.11.013


Post-polymerization modification of unsaturated polyesters byb Michael addition of N-heterocyclic carbenes

Shin-ichi Matsuoka,* Yuya Kamijo, and Masato Suzuki

Polym. J., 2017, 49, 423–428.

DOI: 10.1038/pj.2017.2


Precision Spatial Arrangement of Chromophores using Cyclic Aromatic Triamide Scaffold (Chapter 12)

Koji Takagi* and Ryohei Yamakado

Conjugated Objects: Development, Synthesis, and Application (Book, Pan Stanford Publishing)

Atsushi Nagai and Koji Takagi Eds.

https://www.crcpress.com/Conjugated-Objects-Developments-Synthesis-and-Applications/Nagai-Takagi/p/book/9789814774031



2016


Synthesis and Optical Properties of pi-Conjugated Polymers containing Fused Imidazole Skeleton

Koji Takagi,* Takuya Miwa, and Hyuma Masu

Macromolecules, 2016, 49(23), 8879–8887.

DOI: 10.1021/acs.macromol.6b01768


Molecular Design for Tuning Electronic Structure of pi-Conjugated Polymers Containing Fused Dithienobenzimidazole Units

Koji Takagi,* Tomoharu Kuroda, Masanori Sakaida, and Hyuma Masu

Polymer, 2016, 107, 191–199.

DOI: 10.1016/j.polymer.2016.11.013


Tail-to-Tail Dimerization and Rauhut-Currier Reaction of Disubstituted Michael Acceptors Catalyzed by N-Heterocyclic Carbene

Shin-ichi Matsuoka,* Naoki Awano, Masanori Nakazawa, Masato Suzuki

Tetrahedron Lett., 2016, 57, 5707–5711

DOI: 10.1016/j.tetlet.2016.11.031


N-Heterocyclic Carbene-Mediated Redox Condensation of Alcohols

Terumasa Kato, Shin-ichi Matsuoka,* Masato Suzuki

Chem. Commun., 2016, 52, 8569–8572.

DOI: 10.1039/C6CC04154J


Synthesis and Optical Properties of Poly(N-octyl-m-benzamide)s bearing an Oligothiophene Chromophore on the Benzene Ring

Koji Takagi,* Yuma Nishikawa, Kana Shimizu, Ryohei Yamakado, Shinri Sugimoto, and Masaharu Kondo

Polym. J., 2016, 48(5), 605–610.

DOI: 10.1038/pj.2015.130


Thiol-Mediated Controlled Ring-Opening Polymerization of Cysteine-Derived beta-Thiolactone and Unique Feature of Product Polythioester

Masato Suzuki, Kazumasa Makimura, and Shin-ichi Matsuoka

Biomacromolecules, 2016, 17(3), 1135–1141.

DOI: 10.1021/acs.biomac.5b01748


Fused π-Conjugated Imidazolium Liquid Crystals: Synthesis, Self- Organization, and Fluorescent Properties

Koji Takagi,* Koji Yamauchi, Seiko Kubota, Shusaku Nagano, Mitsuo Hara, Takahiro Seki, Kazuya Murakami, Yousuke Ooyama, Joji Ohshita, Masaharu Kondo, and Hyuma Masu

RSC Advances, 2016, 6(11), 9152–9159.

DOI: 10.1039/C5RA25496E



2015


Lewis Acid-Catalyzed Ring-Opening Addition Reactions of Alcohols to Vinylcyclopropane

Shin-ichi Matsuoka,* Kazuki Numata, Masato Suzuki

Chem. Lett., 2015, 44, 1532–1534

DOI: 10.1246/cl.150737


Amide-bridged ladder poly(p-phenylene): synthesis by direct arylation and p-stacked assembly

Koji Takagi, Ryota Kato, Shun-ya Yamamoto, and Hyuma Masu

Polym. Chem., 2015, 6(38), 6792–6795

DOI: 10.1039.C5PY01154J


Transfer hydrogenation promoted by N-heterocyclic carbene and water

Terumasa Kato, Shin-ichi Matsuoka,* Masato Suzuki

Chem. Commun. 2015, 51, 13906–13909

DOI: 10.1039/C5CC05117G


N-Heterocyclic Carbene-Catalyzed Dimerization, Cyclotetramerization and Polymerization of Michael Acceptors

Shin-ichi Matsuoka

Polym. J. (Focus Review), 2015, 47, 713–718

DOI: 10.1038/pj.2015.59


Synthesis and optical properties of imidazole and benzimidazole-based fused pi-conjugated compounds: Influence of substituent, counter anion, and pi-conjugated system

Koji Takagi,* Kazuma Kusafuka, Yohei Ito, Koji Yamauchi, Kaede Ito, Ryoichi Fukuda, and Masahiro Ehara

  1. J.Org. Chem. 2015, 80(14), 7172–7183

DOI: 10.1021/acs.joc.5b01028


Expanding the Scope of the Tail-to-Tail Dimerization of Vinyl Compounds Catalyzed by N-Heterocyclic Carbene

Shin-ichi Matsuoka,* Masanori Nakazawa, and Masato Suzuki

Bull. Chem. Soc. Jpn. 2015, 88(8), 1093–1099.

DOI: 10.1246/bcsj.20150048


Diastereoselective Cyclization of Aminobenzoic Acid Derivative and Chiroptical Properties of Triple-Stranded Helical Bis(phenylethynyl)benzene

Ryohei Yamakado, Shin-ichi Matsuoka, Masato Suzuki, Daisuke Takeuchi, Hyuma Masu, Isao Azumaya, and Koji Takagi*

Chem. Commun. 2015, 51(26), 5710–5713

DOI: 10.1039/C5CC00945F


Solid-State Polycondensation via Ionic-to-Covalent Bond Transformation to Control Polymer Structure: Preparation of Porphyrin-Based Ladder Polymer

Masato Suzuki,*  Kohei Yokota, Hiroe Tsuchida, Kazuhisa Yamoto, Masayuki Nagata, Shin-ichi Matsuoka, Koji Takagi, Kohei Johmoto, and Hidehiro Uekusa

ACS Macro Lett. 2015, 4(2), 247–250

DOI: 10.1021/acsmacrolett.5b00013


Oxa-Michael Addition Polymerization of Acrylates Catalyzed by N-Heterocyclic Carbenes

Shin-ichi Matsuoka,* Shoko Namera, and Masato Suzuki

Polym. Chem. 2015, 6, 294–301

DOI: 10.1039/C4PY01184H

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