World's Best Scientists 2026 revealed!
Naohiko Yoshikai

Naohiko Yoshikai

D-Index & Metrics

Chemistry

D-Index
68
Citations
14831
World Ranking
6609
National Ranking
433

Naohiko Yoshikai 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 Naohiko Yoshikai 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: 195 publications — 31st percentile

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

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

Naohiko Yoshikai 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 Naohiko Yoshikai 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: 68 D-Index — 64th percentile

64% of scientists in this discipline score the same or lower.

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

Overview

Naohiko Yoshikai is affiliated with Nanyang Technological University in Singapore. Their research primarily focuses on the field of Chemistry, with significant contributions in Organic Chemistry, Materials Chemistry, and Inorganic Chemistry. Their work also extends into Molecular Biology and Pharmacology.

The scientist's research topics cover several areas including:

  • Catalytic C-H Functionalization Methods
  • Cyclopropane Reaction Mechanisms
  • Oxidative Organic Chemistry Reactions
  • Crystallization and Solubility Studies
  • X-ray Diffraction in Crystallography
  • Synthetic Organic Chemistry Methods
  • Asymmetric Hydrogenation and Catalysis

Naohiko Yoshikai has published extensively, with recent papers reflecting their interest in catalysis and synthetic methods. Some of their notable publications include:

  • Stereoselective Access to Highly Substituted Vinyl Ethers via trans-Difunctionalization of Alkynes with Alcohols and Iodine(III) Electrophile, 2020, Journal of the American Chemical Society
  • Cobalt/Lewis Acid Catalysis for Hydrocarbofunctionalization of Alkynes via Cooperative C-H Activation, 2020, Journal of the American Chemical Society
  • Metal-Catalyzed Transformations of Cyclopropanols via Homoenolates, 2020, Bulletin of the Chemical Society of Japan
  • Robust Cobalt Catalyst for Nitrile/Alkyne [2+2+2] Cycloaddition: Synthesis of Polyarylpyridines and Their Mechanochemical Cyclodehydrogenation to Nitrogen-Containing Polyaromatics, 2021, Angewandte Chemie International Edition
  • Enantioselective Conjugate Addition of Catalytically Generated Zinc Homoenolate, 2021, Journal of the American Chemical Society

The frequent co-authors collaborating with Naohiko Yoshikai include:

  • Yoshiya Sekiguchi
  • Kazuya Kanemoto
  • Chen Wang
  • Shingo Ito
  • Jun Kikuchi

Their publications are often found in the following venues:

  • The Cambridge Structural Database
  • Organic Letters
  • Journal of the American Chemical Society
  • Angewandte Chemie International Edition
  • Chemical Science

Best Publications

  • Low-valent cobalt catalysis: new opportunities for C-H functionalization.

    Ke Gao;Naohiko Yoshikai

  • Low-valent iron-catalyzed C-C bond formation-addition, substitution, and C-H bond activation.

    Eiichi Nakamura;Naohiko Yoshikai

  • Mechanism of C-H bond activation/C-C bond formation reaction between diazo compound and alkane catalyzed by dirhodium tetracarboxylate

    Eiichi Nakamura;Naohiko Yoshikai;Masahiro Yamanaka

  • Iron-catalyzed direct arylation through directed C-H bond activation.

    Jakob Norinder;Arimasa Matsumoto;Naohiko Yoshikai;Eiichi Nakamura

  • Mechanisms of Nucleophilic Organocopper(I) Reactions

    Naohiko Yoshikai;Eiichi Nakamura

  • Palladium-catalyzed aerobic oxidative cyclization of N-aryl imines: indole synthesis from anilines and ketones.

    Ye Wei;Indubhusan Deb;Naohiko Yoshikai

  • Hydroxyphosphine Ligand for Nickel-Catalyzed Cross-Coupling through Nickel/Magnesium Bimetallic Cooperation

    Naohiko Yoshikai;Hirokazu Matsuda;Eiichi Nakamura

  • Cobalt-Catalyzed Hydroarylation of Alkynes through Chelation-Assisted C−H Bond Activation

    Ke Gao;Pin Sheng Lee;Takeshi Fujita;Naohiko Yoshikai

  • Iron-catalyzed chemoselective ortho arylation of aryl imines by directed C-H bond activation.

    Naohiko Yoshikai;Arimasa Matsumoto;Jakob Norinder;Eiichi Nakamura

  • Modular Pyridine Synthesis from Oximes and Enals through Synergistic Copper/Iminium Catalysis

    Ye Wei;Naohiko Yoshikai

  • Nickel-catalyzed cross-coupling reaction of aryl fluorides and chlorides with grignard reagents under nickel/magnesium bimetallic cooperation.

    Naohiko Yoshikai;Hiroko Mashima;Eiichi Nakamura

  • Cobalt-Catalyzed, Chelation-Assisted C―H Bond Functionalization

    Naohiko Yoshikai

  • Synthesis of Pyrroles, Indoles, and Carbazoles through Transition‐Metal‐Catalyzed CH Functionalization

    Naohiko Yoshikai;Ye Wei

  • Regioselectivity-Switchable Hydroarylation of Styrenes

    Ke Gao;Naohiko Yoshikai

  • Mild and Efficient C2-Alkenylation of Indoles with Alkynes Catalyzed by a Cobalt Complex

    Zhenhua Ding;Naohiko Yoshikai

  • Cobalt-catalyzed, room-temperature addition of aromatic imines to alkynes via directed C-H bond activation.

    Pin Sheng Lee;Takeshi Fujita;Naohiko Yoshikai

  • Cobalt-Catalyzed Enantioselective Intramolecular Hydroacylation of Ketones and Olefins

    Junfeng Yang;Naohiko Yoshikai

  • Iron-Catalyzed C−C Bond Formation at α-Position of Aliphatic Amines via C−H Bond Activation through 1,5-Hydrogen Transfer

    Naohiko Yoshikai;Adam Mieczkowski;Arimasa Matsumoto;Laurean Ilies

  • Cobalt-catalyzed ortho alkylation of aromatic imines with primary and secondary alkyl halides

    Ke Gao;Naohiko Yoshikai

  • Cobalt-Catalyzed Enantioselective Directed C–H Alkylation of Indole with Styrenes

    Pin Sheng Lee;Naohiko Yoshikai

  • Cp*CoIII-Catalyzed CH Activation of (Hetero)arenes: Expanding the Scope of Base-Metal-Catalyzed CH Functionalizations†

    Naohiko Yoshikai

Frequent Co-Authors

Eiichi Nakamura
Eiichi Nakamura University of Tokyo
Chen Wang
Chen Wang Swansea University
Masaharu Nakamura
Masaharu Nakamura Kyoto University
Alakananda Hajra
Alakananda Hajra Visva-Bharati University
Richard A. J. O'Hair
Richard A. J. O'Hair University of Melbourne
Hajime Hirao
Hajime Hirao City University of Hong Kong
Iwao Ojima
Iwao Ojima Stony Brook University
Hiromichi Kataura
Hiromichi Kataura National Institute of Advanced Industrial Science and Technology
Kazu Suenaga
Kazu Suenaga Osaka University

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