World's Best Scientists 2026 revealed!
Haruro Ishitani

Haruro Ishitani

D-Index & Metrics

Chemistry

D-Index
50
Citations
9615
World Ranking
14325
National Ranking
1113

Haruro Ishitani 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 Haruro Ishitani 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: 142 publications — 11th percentile

11% of scientists in this discipline score the same or lower.

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

Haruro Ishitani 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 Haruro Ishitani 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: 50 D-Index — 21st percentile

21% of scientists in this discipline score the same or lower.

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

Overview

Haruro Ishitani is affiliated with the University of Tokyo in Japan and has an active research profile focused mainly in the fields of chemistry and engineering. Their body of work spans multiple subfields including biomedical engineering, organic chemistry, inorganic chemistry, pharmacology, and molecular biology.

Their research extensively covers topics such as innovative microfluidic and catalytic techniques, asymmetric hydrogenation and catalysis, nanomaterials for catalytic reactions, chemical synthesis and analysis, oxidative organic chemistry reactions, berberine and alkaloids research, and the synthesis and pharmacology of alkaloids.

Haruro Ishitani has contributed to a range of journals, with frequent publications appearing in:

  • Advanced Synthesis & Catalysis
  • Chemistry - A European Journal
  • The Journal of Organic Chemistry
  • Green Chemistry
  • Organic Process Research & Development

Their published papers include:

  • Reworking Organic Synthesis for the Modern Age: Synthetic Strategies Based on Continuous-Flow Addition and Condensation Reactions with Heterogeneous Catalysts, 2020, The Journal of Organic Chemistry
  • Continuous-Flow Synthesis of (R)-Tamsulosin Utilizing Sequential Heterogeneous Catalysis, 2022, Angewandte Chemie International Edition
  • Enantioselective Sequential-Flow Synthesis of Baclofen Precursor via Asymmetric 1,4-Addition and Chemoselective Hydrogenation on Platinum/Carbon/Calcium Phosphate Composites, 2020, Chemistry - An Asian Journal
  • High-Throughput Synthesis of (S)-α-Phellandrene through Three-Step Sequential Continuous-Flow Reactions, 2021, Organic Process Research & Development
  • Front Cover Picture: Two-Step Continuous-Flow Synthesis of Fungicide Metalaxyl through Catalytic C−N Bond-Formation Processes (Adv. Synth. Catal. 1/2022), 2021, Advanced Synthesis & Catalysis

The research collaboration network of Haruro Ishitani includes frequent coauthors such as Shū Kobayashi, Yuichi Furiya, Yuki Saito, Benjamin Laroche, and Zhibo Yu.

Their work focuses on advancing catalytic techniques, especially within continuous-flow synthesis methods and asymmetric catalysis, often applying nanomaterials and heterogeneous catalysts. This reflects a multidisciplinary approach combining chemistry and engineering principles to develop novel synthetic strategies and processes relevant to both academic and industrial applications.

Best Publications

  • Catalytic enantioselective addition to imines.

    Shū Kobayashi;Haruro Ishitani

  • CATALYTIC ENANTIOSELECTIVE MANNICH-TYPE REACTIONS USING A NOVEL CHIRAL ZIRCONIUM CATALYST

    Haruro Ishitani;Masaharu Ueno;Shū Kobayashi

  • Catalytic Asymmetric Synthesis of Both Syn- and Anti-β-Amino Alcohols

    Shū Kobayashi;Haruro Ishitani;Masaharu Ueno

  • Catalytic asymmetric aza Diels-Alder reactions using a chiral lanthanide Lewis acid. Enantioselective synthesis of tetrahydroquinoline derivatives using a catalytic amount of a chiral source

    Haruro Ishitani;Shū Kobayashi

  • Enantioselective Mannich-Type Reactions Using a Novel Chiral Zirconium Catalyst for the Synthesis of Optically Active β-Amino Acid Derivatives

    Haruro Ishitani;and Masaharu Ueno;Shū Kobayashi

  • Lanthanide Triflate Catalyzed Imino Diels-Alder Reactions; Convenient Syntheses of Pyridine and Quinoline Derivatives

    Shū Kobayashi;Haruro Ishitani;Satoshi Nagayama

  • Catalytic Asymmetric Strecker Synthesis. Preparation of Enantiomerically Pure α-Amino Acid Derivatives from Aldimines and Tributyltin Cyanide or Achiral Aldehydes, Amines, and Hydrogen Cyanide Using a Chiral Zirconium Catalyst

    Haruro Ishitani;Susumu Komiyama;and Yoshiki Hasegawa;Shū Kobayashi

  • Lanthanide (III)-catalyzed enantioselective Diels-Alder reactions. Stereoselective synthesis of both enantiomers by using a single chiral source and a choice of achiral ligands

    Shu Kobayashi;Haruro Ishitani

  • Scandium trifluoromethanesulfonate (Sc(OTf)3). A novel reusable catalyst in the Diels-Alder reaction

    Shū Kobayashi;Iwao Hachiya;Mitsuharu Araki;Haruro Ishitani

  • Catalytic, Enantioselective Synthesis of α-Aminonitriles with a Novel Zirconium Catalyst.

    Haruro Ishitani;Susumu Komiyama;Shū Kobayashi

  • A Novel Inhibitor of Ceramide Trafficking from the Endoplasmic Reticulum to the Site of Sphingomyelin Synthesis

    Satoshi Yasuda;Hidetoshi Kitagawa;Masaharu Ueno;Haruro Ishitani

  • The First Enantioselective Aza-Diels-Alder Reactions of Imino Dienophiles on Use of a Chiral Zirconium Catalyst.

    Shū Kobayashi;Susumu Komiyama;Haruro Ishitani

  • Highly anti-selective asymmetric aldol reactions using chiral zirconium catalysts. Improvement of activities, structure of the novel zirconium complexes, and effect of a small amount of water for the preparation of the catalysts.

    Yasuhiro Yamashita;Haruro Ishitani;Haruka Shimizu;Shū Kobayashi

  • Lanthanide trifluoromethanesulfonates as reusable catalysts. Michael and Diels-Alder reactions

    Shū Kobayashi;Iwao Hachiya;Takeshi Takahori;Mitsuharu Araki

  • Catalytic Asymmetric Synthesis of Antimalarial Alkaloids Febrifugine and Isofebrifugine and Their Biological Activity.

    Shu Kobayashi;Masaharu Ueno;Ritsu Suzuki;Haruro Ishitani

  • Chiral hetero Diels-Alder products by enantioselective and diastereoselective zirconium catalysis. Scope, limitation, mechanism, and application to the concise synthesis of (+)-Prelactone C and (+)-9-deoxygoniopypyrone.

    Yasuhiro Yamashita;Susumu Saito;Haruro Ishitani;Shū Kobayashi

  • Catalytic asymmetric synthesis of febrifugine and isofebrifugine

    Shū Kobayashi;Masaharu Ueno;Ritsu Suzuki;Haruro Ishitani

  • A SWITCH OF ENANTIOFACIAL SELECTIVITIES USING DESIGNED SIMILAR CHIRAL LIGANDS IN ZIRCONIUM-CATALYZED ASYMMETRIC AZA DIELS-ALDER REACTIONS

    Shū Kobayashi;Ken-ichi Kusakabe;Susumu Komiyama;Haruro Ishitani

  • Activation of Imines by Rare Earth Metal Triflates. Ln(OTf)3- or Sc(OTf)3-Catalyzed Reactions of Imines with Silyl Enolates and Diels-Alder Reactions of Imines

    Shû Kobayashi;Mitsuharu Araki;Haruro Ishitani;Satoshi Nagayama

  • Asymmetric intramolecular [3 + 2] cycloaddition reactions of acylhydrazones/olefins using a chiral zirconium catalyst

    Shū Kobayashi;Haruka Shimizu;Yasuhiro Yamashita;Haruro Ishitani

Frequent Co-Authors

Shu Kobayashi
Shu Kobayashi University of Tokyo
Kentaro Hanada
Kentaro Hanada National Institutes of Health
Masahiro Nishijima
Masahiro Nishijima Showa Pharmaceutical University

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