World's Best Scientists 2026 revealed!
Seiji Shirakawa

Seiji Shirakawa

D-Index & Metrics

Chemistry

D-Index
44
Citations
6784
World Ranking
16896
National Ranking
1332

Seiji Shirakawa 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 Seiji Shirakawa 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: 198 publications — 32nd percentile

32% of scientists in this discipline score the same or lower.

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

Seiji Shirakawa 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 Seiji Shirakawa 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: 44 D-Index — 7th percentile

7% of scientists in this discipline score the same or lower.

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

Overview

Seiji Shirakawa is affiliated with Nagasaki University in Japan and has contributed extensively to the field of chemistry, particularly within organic and inorganic chemistry. Their research encompasses a variety of topics related to chemical synthesis, catalysis, and applications in imaging techniques.

The main fields of study for Shirakawa include:

  • Chemistry

Within this broad field, the subfields of focus are:

  • Organic Chemistry
  • Inorganic Chemistry
  • Process Chemistry and Technology
  • Materials Chemistry
  • Radiology, Nuclear Medicine and Imaging

Their research covers several key topics, including:

  • Vanadium and Halogenation Chemistry
  • Chemical Synthesis and Reactions
  • Oxidative Organic Chemistry Reactions
  • Asymmetric Synthesis and Catalysis
  • Asymmetric Hydrogenation and Catalysis
  • Carbon dioxide utilization in catalysis
  • Medical Imaging Techniques and Applications

Seiji Shirakawa has authored multiple papers in prominent scientific journals. Some recent publications include:

  • Hydrogen-Bonding Catalysis of Alkyl-Onium Salts, 2020, Chemistry - An Asian Journal
  • Chiral sulfide and selenide catalysts for asymmetric halocyclizations and related reactions, 2023, Organic & Biomolecular Chemistry
  • Chiral Bifunctional Sulfide-Catalyzed Highly Enantioselective Bromolactonizations of 4-Pentenoic Acids, 2020, Asian Journal of Organic Chemistry
  • Chiral bifunctional sulfide-catalyzed asymmetric bromoaminocyclizations, 2020, Organic & Biomolecular Chemistry
  • Asymmetric Catalysis of Chiral Bifunctional Selenides and Selenonium Salts Bearing a Urea Group, 2021, Asian Journal of Organic Chemistry

Publication venues where Shirakawa frequently contributes include:

  • Asian Journal of Organic Chemistry
  • Organic & Biomolecular Chemistry
  • European Journal of Organic Chemistry
  • The Cambridge Structural Database
  • Chemical Communications

Collaborative efforts have involved several frequent coauthors, notably:

  • Ken Okuno
  • Ryuichi Nishiyori
  • Sao Sumida
  • Yasuaki Furuya
  • Taiki Mori

Shirakawa's work integrates interdisciplinary aspects of chemistry and catalysis, contributing knowledge relevant to both synthetic methodologies and applied chemical processes, including medical imaging techniques.

Best Publications

  • Recent Developments in Asymmetric Phase-Transfer Reactions

    Seiji Shirakawa;Keiji Maruoka

  • Powerful Chiral Phase-Transfer Catalysts for the Asymmetric Synthesis of α-Alkyl- and α,α-Dialkyl-α-amino Acids

    Masanori Kitamura;Seiji Shirakawa;Keiji Maruoka

  • Surfactant-type Brønsted acid catalyzed dehydrative nucleophilic substitutions of alcohols in water.

    Seiji Shirakawa;Shū Kobayashi

  • Enantioselective base-free phase-transfer reaction in water-rich solvent.

    Rongjun He;Seiji Shirakawa;Keiji Maruoka

  • Design of bifunctional quaternary phosphonium salt catalysts for CO2 fixation reaction with epoxides under mild conditions

    Shiyao Liu;Naoki Suematsu;Keiji Maruoka;Seiji Shirakawa

  • Catalytic Asymmetric Synthesis of Axially Chiral o-Iodoanilides by Phase-Transfer Catalyzed Alkylations

    Seiji Shirakawa;Kun Liu;Keiji Maruoka

  • Carboxylic Acid Catalyzed Three-Component Aza-Friedel−Crafts Reactions in Water for the Synthesis of 3-Substituted Indoles

    Seiji Shirakawa;Shu Kobayashi

  • Chiral quaternary phosphonium salts as phase-transfer catalysts for environmentally benign asymmetric transformations

    Shiyao Liu;Yusuke Kumatabara;Seiji Shirakawa

  • Novel Water‐Soluble Calix[4]arene Ligands with Phosphane‐Containing Groups for Dual Functional Metal‐Complex Catalysts: The Biphasic Hydroformylation of Water‐Insoluble Olefins

    Shoichi Shimizu;Seiji Shirakawa;Yasuyuki Sasaki;Choichiro Hirai

  • A new generation of chiral phase-transfer catalysts.

    Shiho Kaneko;Yusuke Kumatabara;Seiji Shirakawa

  • Triethylamine Hydroiodide as a Simple Yet Effective Bifunctional Catalyst for CO2 Fixation Reactions with Epoxides under Mild Conditions

    Yusuke Kumatabara;Megumi Okada;Seiji Shirakawa

  • Neue Entwicklungen bei asymmetrischen Phasentransferreaktionen

    Seiji Shirakawa;Keiji Maruoka

  • Organocatalyzed Asymmetric Synthesis of Axially, Planar, and Helical Chiral Compounds

    Seiji Shirakawa;Shiyao Liu;Shiho Kaneko

  • Potassium Iodide–Tetraethylene Glycol Complex as a Practical Catalyst for CO2 Fixation Reactions with Epoxides under Mild Conditions

    Shiho Kaneko;Seiji Shirakawa

  • Kinetic resolution of axially chiral 2-amino-1,1'-biaryls by phase-transfer-catalyzed N-allylation.

    Seiji Shirakawa;Xiangfei Wu;Keiji Maruoka

  • Chiral bifunctional phase transfer catalysts for asymmetric fluorination of β-keto esters

    Xisheng Wang;Quan Lan;Seiji Shirakawa;Keiji Maruoka

  • Design of a Novel Inherently Chiral Calix[4]arene for Chiral Molecular Recognition

    Seiji Shirakawa;and Akihiro Moriyama;Shoichi Shimizu

  • A simple and general chiral silicon Lewis acid for asymmetric synthesis: highly enantioselective [3+2] acylhydrazone-enol ether cycloadditions.

    Seiji Shirakawa;Pamela J. Lombardi;James L. Leighton

  • Efficient approach for the design of effective chiral quaternary phosphonium salts in asymmetric conjugate additions

    Seiji Shirakawa;Atsuyuki Kasai;Takashi Tokuda;Keiji Maruoka

  • Design of chiral bifunctional quaternary phosphonium bromide catalysts possessing an amide moiety.

    Seiji Shirakawa;Takashi Tokuda;Atsuyuki Kasai;Keiji Maruoka

Frequent Co-Authors

Keiji Maruoka
Keiji Maruoka Kyoto University
Kun Liu
Kun Liu Beijing Institute of Technology
James L. Leighton
James L. Leighton Columbia University
Shu Kobayashi
Shu Kobayashi University of Tokyo
Xi-Sheng Wang
Xi-Sheng Wang University of Science and Technology of China
Takashi Ooi
Takashi Ooi Nagoya University
Benjamin List
Benjamin List Max Planck Society
Tomoya Miura
Tomoya Miura Kyoto University
Junji Konishi
Junji Konishi Kyoto University
Li Deng
Li Deng Brandeis University

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