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Takayoshi Arai

Takayoshi Arai

Chiba University
Japan

D-Index & Metrics

Chemistry

D-Index
54
Citations
11279
World Ranking
12543
National Ranking
943

Takayoshi Arai publication distribution in Chemistry in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Chemistry in 2026. The highlighted bar marks where Takayoshi Arai sits on this spectrum.

61–80 publications: 66 scientists 81–100 publications: 302 scientists 101–120 publications: 623 scientists 121–140 publications: 918 scientists 141–160 publications: 1,218 scientists 161–180 publications: 1,350 scientists 181–200 publications: 1,344 scientists 201–220 publications: 1,281 scientists 221–240 publications: 1,216 scientists 241–260 publications: 1,100 scientists 261–280 publications: 979 scientists 281–300 publications: 939 scientists 301–320 publications: 764 scientists 321–340 publications: 643 scientists 341–360 publications: 628 scientists 361–380 publications: 522 scientists 381–400 publications: 459 scientists 401–420 publications: 397 scientists 421–440 publications: 327 scientists 441–460 publications: 270 scientists 461–480 publications: 265 scientists 481–500 publications: 252 scientists 501–520 publications: 201 scientists 521–540 publications: 185 scientists 541–560 publications: 148 scientists 561–580 publications: 148 scientists 581–600 publications: 132 scientists 601–620 publications: 114 scientists 621–640 publications: 104 scientists 641–660 publications: 91 scientists 661–680 publications: 92 scientists 681–700 publications: 73 scientists 701–720 publications: 57 scientists 721–740 publications: 54 scientists 741–760 publications: 67 scientists 761–780 publications: 45 scientists 781–800 publications: 46 scientists 801–820 publications: 39 scientists 821–840 publications: 32 scientists 841–860 publications: 36 scientists 861–880 publications: 29 scientists 881–900 publications: 26 scientists 901–920 publications: 24 scientists 921–940 publications: 14 scientists 941–960 publications: 23 scientists 961–980 publications: 28 scientists 981–1,000 publications: 15 scientists 1,001–1,020 publications: 29 scientists 1,021–1,040 publications: 12 scientists 1,041–1,060 publications: 19 scientists 1,061–1,080 publications: 12 scientists 1,081–1,100 publications: 6 scientists 1,101–1,120 publications: 8 scientists 1,121–1,140 publications: 12 scientists 1,141–1,160 publications: 5 scientists 1,161–1,180 publications: 6 scientists 1,181–1,200 publications: 14 scientists 1,201–1,220 publications: 7 scientists 1,221–1,240 publications: 2 scientists 1,241–1,260 publications: 6 scientists 1,261–1,280 publications: 4 scientists 1,281–1,294 publications: 6 scientists 1,295+ publications: 100 scientists
61 publications 1,295+

This scientist: 183 publications — 26th percentile

26% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 1,295 publications or more.

Takayoshi Arai D-index placement in Chemistry in 2026

The chart shows the D-index (discipline H-index) distribution of Chemistry scientists ranked by Research.com in 2026. The highlighted bar marks where Takayoshi Arai sits on this spectrum.

40–41 D-Index: 289 scientists 42–43 D-Index: 612 scientists 44–45 D-Index: 808 scientists 46–47 D-Index: 776 scientists 48–49 D-Index: 835 scientists 50–51 D-Index: 861 scientists 52–53 D-Index: 872 scientists 54–55 D-Index: 933 scientists 56–57 D-Index: 1,051 scientists 58–59 D-Index: 930 scientists 60–61 D-Index: 882 scientists 62–63 D-Index: 834 scientists 64–65 D-Index: 731 scientists 66–67 D-Index: 775 scientists 68–69 D-Index: 683 scientists 70–71 D-Index: 646 scientists 72–73 D-Index: 561 scientists 74–75 D-Index: 501 scientists 76–77 D-Index: 437 scientists 78–79 D-Index: 388 scientists 80–81 D-Index: 354 scientists 82–83 D-Index: 292 scientists 84–85 D-Index: 275 scientists 86–87 D-Index: 254 scientists 88–89 D-Index: 235 scientists 90–91 D-Index: 185 scientists 92–93 D-Index: 192 scientists 94–95 D-Index: 155 scientists 96–97 D-Index: 163 scientists 98–99 D-Index: 125 scientists 100–101 D-Index: 105 scientists 102–103 D-Index: 105 scientists 104–105 D-Index: 112 scientists 106–107 D-Index: 88 scientists 108–109 D-Index: 68 scientists 110–111 D-Index: 69 scientists 112–113 D-Index: 65 scientists 114–115 D-Index: 79 scientists 116–117 D-Index: 61 scientists 118–119 D-Index: 44 scientists 120–121 D-Index: 37 scientists 122–123 D-Index: 40 scientists 124–125 D-Index: 33 scientists 126–127 D-Index: 26 scientists 128–129 D-Index: 34 scientists 130–131 D-Index: 35 scientists 132–133 D-Index: 25 scientists 134–135 D-Index: 27 scientists 136–137 D-Index: 17 scientists 138–139 D-Index: 16 scientists 140–141 D-Index: 20 scientists 142–143 D-Index: 20 scientists 144–145 D-Index: 15 scientists 146–147 D-Index: 9 scientists 148–149 D-Index: 9 scientists 150–151 D-Index: 16 scientists 152–153 D-Index: 11 scientists 154–155 D-Index: 9 scientists 156–157 D-Index: 3 scientists 158 D-Index: 3 scientists 159+ D-Index: 98 scientists
40 D-Index 159+

This scientist: 54 D-Index — 31st percentile

31% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 159 D-Index or more.

Overview

Takayoshi Arai is affiliated with Chiba University in Japan and specializes primarily in the fields of Chemistry and Materials Science. Their research focuses significantly on Organic Chemistry, Materials Chemistry, Inorganic Chemistry, Molecular Biology, and Physical and Theoretical Chemistry.

The scientist's work covers a diverse range of topics, including:

  • Asymmetric Synthesis and Catalysis
  • Crystallization and Solubility Studies
  • X-ray Diffraction in Crystallography
  • Vanadium and Halogenation Chemistry
  • Oxidative Organic Chemistry Reactions
  • Synthesis and Catalytic Reactions
  • Catalytic C-H Functionalization Methods

Takayoshi Arai has published extensively in several scientific journals with notable frequency. The main venues include:

  • The Cambridge Structural Database
  • Advanced Synthesis & Catalysis
  • Organic Letters
  • Angewandte Chemie International Edition
  • Angewandte Chemie

Some of their recent papers are as follows:

  • "A Hypervalent Cyclic Dibenzoiodolium Salt as a Halogen-Bond-Donor Catalyst for the [4+2] Cycloaddition of 2-Alkenylindoles" (2021), published in ChemPlusChem
  • "Catalytic Asymmetric Mannich-Type Reaction of Malononitrile with N-Boc α-Ketiminoesters Using Chiral Organic Base Catalyst with Halogen Bond Donor Functionality" (2020), published in Advanced Synthesis & Catalysis
  • "Non-Bonding Electron Pair versus π-Electrons in Solution Phase Halogen Bond Catalysis: Povarov Reaction of 2-Vinylindoles and Imines" (2020), published in Advanced Synthesis & Catalysis
  • "Catalytic Asymmetric Iodoesterification of Simple Alkenes" (2020), published in Angewandte Chemie International Edition
  • "Chiral C2-Symmetric Aminomethylbinaphthol as Synergistic Catalyst for Asymmetric Epoxidation of Alkylidenemalononitriles: Easy Access to Chiral Spirooxindoles" (2021), published in Organic Letters

Frequent collaborators of Takayoshi Arai include:

  • Takumi Suzuki
  • Satoru Kuwano
  • Masahiro Yamanaka
  • Eri Ogino
  • Kodai Horigane

Best Publications

  • Asymmetric Catalysis with Heterobimetallic Compounds

    Masakatsu Shibasaki;Hiroaki Sasai;Takayoshi Arai

  • Basic character of rare earth metal alkoxides. Utilization in catalytic C-C bond-forming reactions and catalytic asymmetric nitroaldol reactions

    Hiroaki Sasai;Takeyuki Suzuki;Shigeru Arai;Takayoshi Arai

  • The First Heterobimetallic Multifunctional Asymmetric Catalyst

    Hiroaki Sasai;Takayoshi Arai;Yoshinori Satow;K. N. Houk

  • Catalytic Asymmetric Epoxidation of α,β-Unsaturated Ketones Promoted by Lanthanoid Complexes

    Masahiro Bougauchi;Shizue Watanabe;Takayoshi Arai;Hiroaki Sasai

  • A Catalytic Michael Addition of Thiols to α,β-Unsaturated Carbonyl Compounds: Asymmetric Michael Additions and Asymmetric Protonations

    Eita Emori;Takayoshi Arai;Hiroaki Sasai;Masakatsu Shibasaki

  • Chiral bis(imidazolidine)pyridine-Cu(OTf)2: catalytic asymmetric endo-selective [3 + 2] cycloaddition of imino esters with nitroalkenes.

    Takayoshi Arai;Asami Mishiro;Naota Yokoyama;Kuniko Suzuki

  • A New Multifunctional Heterobimetallic Asymmetric Catalyst for Michael Additions and Tandem Michael–Aldol Reactions

    Takayoshi Arai;Hiroaki Sasai;Kei-ichi Aoe;Kimio Okamura

  • Self‐Assembly of Heterobimetallic Complexes and Reactive Nucleophiles: A General Strategy for the Activation of Asymmetric Reactions Promoted by Heterobimetallic Catalysts

    Takayoshi Arai;Yoichi M. A. Yamada;Noriyoshi Yamamoto;Hiroaki Sasai

  • Practical asymmetric Henry reaction catalyzed by a chiral diamine-Cu(OAc)2 complex.

    Takayoshi Arai;Masahiko Watanabe;Akira Yanagisawa

  • A new asymmetric wacker-type cyclization and tandem cyclization promoted by Pd(II)-spiro bis(isoxazoline) catalyst

    Midori A. Arai;Minori Kuraishi;Takayoshi Arai;Hiroaki Sasai

  • PyBidine/Copper Catalyst: Asymmetric exo′-Selective [3+2] Cycloaddition using Imino Ester and Electrophilic Indole

    Atsuko Awata;Takayoshi Arai

  • Catalytic Asymmetric Michael Reactions Promoted by a Lithium-Free Lanthanum-BINOL Complex

    Hiroaki Sasai;Takayoshi Arai;Masakatsu Shibasaki

  • Catalytic Asymmetric Synthesis of alpha-Hydroxy Phosphonates Using the Al-Li-BINOL Complex.

    Takayoshi Arai;Masahiro Bougauchi;Hiroaki Sasai;Masakatsu Shibasaki

  • Asymmetrische Katalyse mit Hetero‐Dimetall‐Verbindungen

    Masakatsu Shibasaki;Hiroaki Sasai;Takayoshi Arai

  • Tandem Catalytic Asymmetric Friedel–Crafts/Henry Reaction: Control of Three Contiguous Acyclic Stereocenters

    Takayoshi Arai;Naota Yokoyama

  • PyBidine-Cu(OTf)2 -catalyzed asymmetric [3+2] cycloaddition with imino esters: harmony of Cu-Lewis acid and imidazolidine-NH hydrogen bonding in concerto catalysis.

    Takayoshi Arai;Hiroki Ogawa;Atsuko Awata;Makoto Sato

  • Relationship of stereochemical and skeletal diversity of small molecules to cellular measurement space.

    Young Kwon Kim;Midori A. Arai;Takayoshi Arai;Julia O. Lamenzo

  • Enantioselective synthesis of α-hydroxy phosphonates using the LaLi3tris(binaphthoxide) catalyst (LLB), prepared by an improved method

    Hiroaki Sasai;Masahiro Bougauchi;Takayoshi Arai;Masakatsu Shibasaki

  • Asymmetric syn-selective Henry reaction catalyzed by the sulfonyldiamine-CuCl-pyridine system.

    Takayoshi Arai;Ryuta Takashita;Yoko Endo;Masahiko Watanabe

  • Catalytic Asymmetric exo′‐Selective [3+2] Cycloaddition of Iminoesters with Nitroalkenes

    Takayoshi Arai;Naota Yokoyama;Asami Mishiro;Hiroyasu Sato

Frequent Co-Authors

Hiroaki Sasai
Hiroaki Sasai Osaka University
Masakatsu Shibasaki
Masakatsu Shibasaki University of Tokyo
Hirofumi Kanoh
Hirofumi Kanoh Chiba University
Shinobu Takizawa
Shinobu Takizawa Osaka University
Katsumi Kaneko
Katsumi Kaneko Shinshu University
Kentaro Yamaguchi
Kentaro Yamaguchi Tokushima Bunri University
Lin Pu
Lin Pu University of Virginia
Masami Ishibashi
Masami Ishibashi Chiba University
Motomu Kanai
Motomu Kanai University of Tokyo
John W. Regan
John W. Regan University of Arizona

External Links

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Best Scientists Citing Takayoshi Arai

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Publications: 83

Hiroaki Sasai

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Osaka University

Publications: 46

Xiaoming Feng

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Sichuan University

Publications: 39

Shinobu Takizawa

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Publications: 32

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Publications: 29

Kuiling Ding

Kuiling Ding

Chinese Academy of Sciences

Publications: 29

Lili Lin

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Publications: 25

Xiaohua Liu

Xiaohua Liu

Sichuan University

Publications: 23

Da-Ming Du

Da-Ming Du

Beijing Institute of Technology

Publications: 23

Chun-Jiang Wang

Chun-Jiang Wang

Wuhan University

Publications: 22

Motomu Kanai

Motomu Kanai

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Publications: 19

Rui Wang

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Publications: 18

René Peters

René Peters

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Publications: 18

Takashi Ohshima

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Kyushu University

Publications: 17

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Wanbin Zhang

Shanghai Jiao Tong University

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Shigeki Matsunaga

Kyoto University

Publications: 16

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