World's Best Scientists 2026 revealed!
Yujiro Hayashi

Yujiro Hayashi

D-Index & Metrics

Chemistry

D-Index
72
Citations
21139
World Ranking
5200
National Ranking
305

Yujiro Hayashi 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 Yujiro Hayashi 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: 465 publications — 86th percentile

86% of scientists in this discipline score the same or lower.

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

Yujiro Hayashi 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 Yujiro Hayashi 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: 72 D-Index — 71st percentile

71% of scientists in this discipline score the same or lower.

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

Overview

Yujiro Hayashi is affiliated with Tohoku University in Japan and has contributed extensively to the field of chemistry, focusing primarily on organic chemistry. Their research spans multiple aspects of chemical synthesis, asymmetric catalysis, and related biochemical methods.

The main fields of study for Yujiro Hayashi include:

  • Chemistry

Within chemistry, their subfields of expertise are diverse and include:

  • Organic Chemistry
  • Molecular Biology
  • Inorganic Chemistry
  • Spectroscopy
  • Materials Chemistry

Their work engages deeply with several specialized topics, such as:

  • Asymmetric Synthesis and Catalysis
  • Synthetic Organic Chemistry Methods
  • Chemical Synthesis and Analysis
  • Oxidative Organic Chemistry Reactions
  • Asymmetric Hydrogenation and Catalysis
  • Axial and Atropisomeric Chirality Synthesis
  • Chemical Synthesis and Reactions

Among Yujiro Hayashi's recent papers are:

  • "Time and Pot Economy in Total Synthesis" (2021), published in Accounts of Chemical Research
  • "Time Economy in Total Synthesis" (2020), published in The Journal of Organic Chemistry

Yujiro Hayashi has frequently collaborated with several coauthors, including:

  • Nariyoshi Umekubo
  • Tohru Taniguchi
  • Kenji Monde
  • Seitaro Koshino
  • Eunsang Kwon

Their research has appeared prominently in the following publication venues:

  • Chemistry - A European Journal
  • Organic Letters
  • European Journal of Organic Chemistry
  • Gastroenterology
  • Chemical Science

Best Publications

  • Diphenylprolinol Silyl Ethers as Efficient Organocatalysts for the Asymmetric Michael Reaction of Aldehydes and Nitroalkenes

    Yujiro Hayashi;Hiroaki Gotoh;Takaaki Hayashi;Mitsuru Shoji

  • Pot economy and one-pot synthesis

    Yujiro Hayashi

  • Highly diastereo- and enantioselective direct aldol reactions in water.

    Yujiro Hayashi;Tatsunobu Sumiya;Junichi Takahashi;Hiroaki Gotoh

  • In Water or in the Presence of Water

    Yujiro Hayashi

  • High‐Yielding Synthesis of the Anti‐Influenza Neuramidase Inhibitor (−)‐Oseltamivir by Three “One‐Pot” Operations

    Hayato Ishikawa;Takaki Suzuki;Yujiro Hayashi

  • Direct proline catalyzed asymmetric α-aminooxylation of aldehydes

    Yujiro Hayashi;Junichiro Yamaguchi;Kazuhiro Hibino;Mitsuru Shoji

  • Combined proline-surfactant organocatalyst for the highly diastereo- and enantioselective aqueous direct cross-aldol reaction of aldehydes.

    Yujiro Hayashi;Seiji Aratake;Tsubasa Okano;Junichi Takahashi

  • The Direct and Enantioselective, One-Pot, Three-Component, Cross-Mannich Reaction of Aldehydes†

    Yujiro Hayashi;Wataru Tsuboi;Itaru Ashimine;Tatsuya Urushima

  • A Novel Chiral Super-Lewis Acidic Catalyst for Enantioselective Synthesis

    Yujiro Hayashi;Jeffrey J. Rohde;E. J. Corey

  • Direct Proline‐Catalyzed Asymmetric α‐Aminoxylation of Ketones

    Yujiro Hayashi;Junichiro Yamaguchi;Tatsunobu Sumiya;Mitsuru Shoji

  • Asymmetric Michael Reaction of Acetaldehyde Catalyzed by Diphenylprolinol Silyl Ether

    Yujiro Hayashi;Takahiko Itoh;Masahiro Ohkubo;Hayato Ishikawa

  • Diphenylprolinol Silyl Ether as Catalyst of an Asymmetric, Catalytic, and Direct Michael Reaction of Nitroalkanes with α,β-Unsaturated Aldehydes

    Hiroaki Gotoh;Hayato Ishikawa;Yujiro Hayashi

  • Asymmetric aldol reaction of acetaldehyde and isatin derivatives for the total syntheses of ent-convolutamydine E and CPC-1 and a half fragment of madindoline A and B.

    Takahiko Itoh;Hayato Ishikawa;Yujiro Hayashi

  • Cysteine-derived organocatalyst in a highly enantioselective intramolecular Michael reaction.

    Yujiro Hayashi;Hiroaki Gotoh;Tomohiro Tamura;Hirofumi Yamaguchi

  • Diphenylprolinol Silyl Ether as a Catalyst in an Enantioselective, Catalytic, Tandem Michael/Henry Reaction for the Control of Four Stereocenters

    Yujiro Hayashi;Tsubasa Okano;Seiji Aratake;Damien Hazelard

  • A diarylprolinol in an asymmetric, catalytic, and direct crossed-aldol reaction of acetaldehyde.

    Yujiro Hayashi;Takahiko Itoh;Seiji Aratake;Hayato Ishikawa

  • Organocatalyzed Michael Addition of Aldehydes to Nitro Alkenes – Generally Accepted Mechanism Revisited and Revised

    Krystyna Patora-Komisarska;Krystyna Patora-Komisarska;Meryem Benohoud;Hayato Ishikawa;Dieter Seebach

  • Highly Diastereo‐ and Enantioselective Direct Aldol Reactions of Aldehydes and Ketones Catalyzed by Siloxyproline in the Presence of Water

    Seiji Aratake;Takahiko Itoh;Tsubasa Okano;Norio Nagae

  • Asymmetric [2 + 2] cycloaddition reaction catalyzed by a chiral titanium reagent

    Yujiro Hayashi;Koichi Narasaka

  • Asymmetric Diels–Alder Reactions of α,β‐Unsaturated Aldehydes Catalyzed by a Diarylprolinol Silyl Ether Salt in the Presence of Water

    Yujiro Hayashi;Sampak Samanta;Hiroaki Gotoh;Hayato Ishikawa

Frequent Co-Authors

Hayato Ishikawa
Hayato Ishikawa Kumamoto University
Hideaki Kakeya
Hideaki Kakeya Kyoto University
Junichiro Yamaguchi
Junichiro Yamaguchi Waseda University
Koichi Narasaka
Koichi Narasaka University of Tokyo
Hiroyuki Koshino
Hiroyuki Koshino Tokyo University of Agriculture
Teruaki Mukaiyama
Teruaki Mukaiyama Kitasato University
Ken Sakai
Ken Sakai Kyushu University
Takanori Shibata
Takanori Shibata Waseda University

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