横山明弘 (Akihiro Yokoyama) - マイポータル

基本情報

所属: 成蹊大学理工学部教授

学位: 博士（薬学）(東京大学)
修士（薬学）(東京大学)

J-GLOBAL ID: 200901053535020110
researchmap会員ID: 1000369933

外部リンク: http://www.ml.seikei.ac.jp/yokoyama/

研究キーワード

研究分野

論文

Synthesis, crystal structure, and properties of methyl-substituted coronene amide analogue

Kenta Rakumitsu, Miho Fujii, Sotaro Kusumoto, Shoko Kikkawa, Isao Azumaya, Akihiro Yokoyama

RSC Advances 12(40) 26411-26417 2022年
Synthesis of a coronene analogue containing an amide bond by Pd-mediated intramolecular C[sbnd]C bond formation of 2-halogenated 4-(alkylamino)benzoic acid cyclic trimer

Akihiro Yokoyama, Arisa Ishii, Tomoyuki Ohishi, Shoko Kikkawa, Isao Azumaya

Tetrahedron Letters 62 2021年1月5日
Development of Helical Aromatic Amide Foldamers with a Diphenylacetylene Backbone

Ko Urushibara, Tatsunori Yamada, Akihiro Yokoyama, Hirotoshi Mori, Hyuma Masu, Isao Azumaya, Hiroyuki Kagechika, Tsutomu Yokozawa, Aya Tanatani

The Journal of Organic Chemistry 85(4) 2019-2039 2020年2月21日
Synthesis and characterization of cyclobutenedione–bithiophene π-conjugated polymers: acetal-protecting strategy for Kumada–Tamao–Corriu coupling polymerization between aryl bromide and Grignard reagents

Tomoyuki Ohishi, Takuma Sone, Kohei Oda, Akihiro Yokoyama

RSC Advances (9) 40863-40872 2019年12月査読有り
Synthesis and structural analysis of conjugated benzoxazaborine derivatives

Tomoyuki Ohishi, Kaori Igarashi, Hiroki Kadosono, Shoko Kikkawa, Isao Azumaya, Akihiro Yokoyama

Tetrahedron Letters 59(47) 4153-4157 2018年11月21日査読有り
Effect of the α-substituted chiral side chain on the helical conformation of N-substituted poly(p-benzamide)

Akihiro Yokoyama, Tomoaki Saiki, Hyuma Masu, Isao Azumaya, Tsutomu Yokozawa

Polymer (United Kingdom) 134 175-180 2018年1月3日査読有り
Polymerization of 2,5-Diaminoterephthalic acid-Type Monomers for the Synthesis of Polyamides Containing Ladder Unit

Akihiro Yokoyama, Jinya Kuramochi, Ryohei Kiyota, Kazuki Kishimoto, Kazuto Takaishi, Tsutomu Yokozawa

JOURNAL OF POLYMER SCIENCE PART A-POLYMER CHEMISTRY 55(14) 2365-2372 2017年7月
Conformational and Optical Characteristics of Unidirectionally Twisted Binaphthyl-Bipyridyl Cyclic Dyads

Kazuto Takaishi, Jun Suzuki, Tatsuya Yabe, Hikaru Asano, Michihiro Nishikawa, Daisuke Hashizume, Atsuya Muranaka, Masanobu Uchiyama, Akihiro Yokoyama

ORGANIC LETTERS 17(16) 4098-4101 2015年8月査読有り
Poly(p-benzamide) having isopropyl-substituted chiral tri(ethylene glycol) side Chain: Synthesis and helical conformation

Akihiro Yokoyama, Suguru Nakano, Tomoaki Saiki, Tsutomu Yokozawa

JOURNAL OF POLYMER SCIENCE PART A-POLYMER CHEMISTRY 53(13) 1623-1628 2015年7月査読有り
Polymerization of 4,6-diaminoisophthalic acid-type monomers bearing anthranilic acid ester and isatoic anhydride moieties

Akihiro Yokoyama, Makoto Karasawa, Ryohei Kiyota, Masahisa Taniguchi, Yuta Hirano, Yoshihiro Ohta, Tsutomu Yokozawa

POLYMER JOURNAL 47(4) 348-351 2015年4月査読有り
Chain-Growth Condensation Polymerization Approach to Synthesis of Well-Defined Polybenzoxazole: Importance of Higher Reactivity of 3-Amino-4-Hydroxybenzoic Acid Ester Compared to 4-Amino-3-Hydroxybenzoic Acid Ester

Yoshihiro Ohta, Tetsurou Niiyama, Akihiro Yokoyama, Tsutomu Yokozawa

JOURNAL OF POLYMER SCIENCE PART A-POLYMER CHEMISTRY 52(12) 1730-1736 2014年6月査読有り
Synthesis of Well-Defined, Soluble Poly(3-alkyl-4-benzamide) by Chain-Growth Condensation Polymerization

Yoshihiro Ohta, Makoto Karasawa, Tetsurou Niiyama, Akihiro Yokoyama, Tsutomu Yokozawa

JOURNAL OF POLYMER SCIENCE PART A-POLYMER CHEMISTRY 52(3) 360-365 2014年2月査読有り
Binaphthyl-based chiral macrocyclophanes with variously sized cavities: D-n-symmetrical structure constructed from unidirectionally-inclined rod segments

Kazuto Takaishi, Tatsuya Yabe, Masanobu Uchiyama, Akihiro Yokoyama

TETRAHEDRON 70(3) 730-734 2014年1月査読有り
Successive Formation of Two Amide Linkages between Two Benzene Rings

Akihiro Yokoyama, Makoto Karasawa, Masahisa Taniguchi, Tsutomu Yokozawa

CHEMISTRY LETTERS 42(6) 641-642 2013年6月査読有り
Synthesis of polystyrene-graft-poly(p-benzamide) by chain-growth condensation polymerization and radical polymerization: Improvement of thermal properties of polystyrene

Yoshihiro Ohta, Tadahiko Shirakura, Akihiro Yokoyama, Tsutomu Yokozawa

Journal of Polymer Science, Part A: Polymer Chemistry 51(8) 1887-1892 2013年4月15日査読有り
Synthesis of 2,3-Bis(halomethyl)quinoxaline Derivatives and Evaluation of Their Antibacterial and Antifungal Activities

Hisato Ishikawa, Takayuki Sugiyama, Akihiro Yokoyama

CHEMICAL & PHARMACEUTICAL BULLETIN 61(4) 438-444 2013年4月査読有り
Synthesis of well-defined, amphiphilic poly(ethylene glycol)-b- hyperbranched polyamide

Yoshihiro Ohta, Teruaki Kanou, Akihiro Yokoyama, Tsutomu Yokozawa

Journal of Polymer Science, Part A: Polymer Chemistry 51(17) 3762-3766 2013年査読有り
Investigation of Catalyst-Transfer Condensation Polymerization for the Synthesis of n-Type -Conjugated Polymer, Poly(2-dioxaalkylpyridine-3,6-diyl)

Yutaka Nanashima, Rena Shibata, Ryo Miyakoshi, Akihiro Yokoyama, Tsutomu Yokozawa

Journal of Polymer Science Part A: Polymer Chemistry (DOI: 10.1002/pola.26152) 50(17) 3628-3640 2012年9月査読有り
Three-arm star block copolymers of aromatic polyether and polystyrene from chain-growth condensation polymerization, atom transfer radical polymerization, and click reaction

Yuka Yamazaki, Akihiro Yokoyama, Tsutomu Yokozawa

JOURNAL OF POLYMER SCIENCE PART A-POLYMER CHEMISTRY 50(17) 3648-3655 2012年9月査読有り
Synthesis of Well-Defined, Water-Soluble Hyperbranched Polyamides by Chain-Growth Condensation Polymerization of AB(2) Monomer

Yoshihiro Ohta, Yusuke Kamijyo, Akihiro Yokoyama, Tsutomu Yokozawa

POLYMERS 4(2) 1170-1182 2012年6月査読有り

もっとみる

MISC

Catalyst-transfer Suzuki-Miyaura coupling polymerization

Tsutomu Yokozawa, Haruhiko Kohno, Ryosuke Suzuki, Masatoshi Nojima, Rena Shibata, Akihiro Yokoyama

ABSTRACTS OF PAPERS OF THE AMERICAN CHEMICAL SOCIETY 242 2011年8月
Chiral Amplification Based on Sergeants and Soldiers Effect in Helically Folded Poly(naphthalenecarboxamide)

Koichiro Mikami, Hiroaki Daikuhara, Yuko Inagaki, Akihiro Yokoyama, Tsutomu Yokozawa

Macromolecules (DOI: 10.1021/ma200055g) 44(9) 3185-3188 2011年5月
Chain-Growth Condensation Polymerization for the Synthesis of Well-Defined Condensation Polymers and pi-Conjugated Polymers

Tsutomu Yokozawa, Akihiro Yokoyama

CHEMICAL REVIEWS 109(11) 5595-5619 2009年11月
Helical Folding of Poly(naphthalenecarboxamide) Prompted by Solvophobic Effect

Koichiro Mikami, Aya Tanatani, Akihiro Yokoyama, Tsutomu Yokozawa

MACROMOLECULES 42(12) 3849-3851 2009年6月
POLY 217-Synthesis of well-defined diblock copolymer of aromatic polyether and poly(methyl methacrylate) by chain-growth condensation polymerization and atom transfer radical polymerization

Tsutomu Yokozawa, Tomoyuki Ando, Naomi Ajioka, Akihiro Yokoyama

ABSTRACTS OF PAPERS OF THE AMERICAN CHEMICAL SOCIETY 236 2008年8月
POLY 327-Catalyst-transfer polymerization for the synthesis of well-defined pi-conjugated polymers

Tsutomu Yokozawa, Akihiro Yokoyama

ABSTRACTS OF PAPERS OF THE AMERICAN CHEMICAL SOCIETY 235 2008年4月
Converting step-growth to chain-growth condensation polymerization

Akihiro Yokoyama, Tsutomu Yokozawa

MACROMOLECULES 40(12) 4093-4101 2007年6月
Chain-growth polycondensation: The living polymerization process in polycondensation

Tsutomu Yokozawa, Akihiro Yokoyama

PROGRESS IN POLYMER SCIENCE 32(1) 147-172 2007年1月
Chain-growth polycondensation: Living polymerization nature in polycondensation and approach to condensation polymer architecture

T Yokozawa, A Yokoyama

POLYMER JOURNAL 36(2) 65-83 2004年
Folded structure of a cyclic hexamer of 4-(methylamino)benzoic acid in the crystal

Isao Azumaya, Takako Kato, Akihiro Yokoyama, Tsutomu Yokozawa, Fumiaki Imabeppu, Akio Watanabe, Hiroaki Takayanagi

Analytical Sciences: X-ray Structure Analysis Online 19(4) 2003年

共同研究・競争的資金等の研究課題

新規なベンゾオキサザボリン骨格を有する有機構造体の構築と結合組み換えによる機能化

日本学術振興会科学研究費助成事業基盤研究(C) 2018年4月 - 2020年3月

大石智之, 横山明弘

産業財産権

特開2014-051480 カルコン系化合物又はその塩、及び工業用殺菌組成物

横山明弘, 石川久登, 杉山孝之, 鈴木康紀

横山明弘

基本情報

研究キーワード

研究分野

論文

MISC

共同研究・競争的資金等の研究課題

産業財産権

メニュー

共著者の一覧