World's Best Scientists 2026 revealed!

D-Index & Metrics

Chemistry

D-Index
46
Citations
7047
World Ranking
16123
National Ranking
1273

Masaji Ohno 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 Masaji Ohno 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: 234 publications — 44th percentile

44% of scientists in this discipline score the same or lower.

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

Masaji Ohno 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 Masaji Ohno 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: 46 D-Index — 12th percentile

12% of scientists in this discipline score the same or lower.

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

Overview

Masaji Ohno is affiliated with the University of Tokyo in Japan. Their academic profile reflects a career connected to this institution, although specific details on individual research contributions or fields of specialization are not documented in the available data.

There are no listed recent papers, co-authors, publication venues, or book publications attributed to Masaji Ohno in the provided information. Similarly, no details are available regarding their main fields of study, subfields, or primary topics of research.

Information about awards or recognitions received by Masaji Ohno is also not included, providing no indication of distinctions or honors in their academic career.

Due to the limited data, a comprehensive overview of this scientist's research output, thematic focus, and collaborations cannot be elaborated beyond their established affiliation with the University of Tokyo.

Best Publications

  • Stereocontrolled synthesis of (+)-negamycin from an acyclic homoallylamine by 1,3-asymmetric induction

    Yi Fong Wang;Toshio Izawa;Susumu Kobayashi;Masaji Ohno

  • A catalytic enantioselective reaction using a C2-symmetric disulfonamide as a chiral ligand: Alkylation of aldehydes catalyzed by disulfonamide-Ti(O-i-Pr)4-Dialkyl zinc system

    Hideyo Takahashi;Takashi Kawakita;Masaji Ohno;Masato Yoshioka

  • Asymmetric induction catalyzed by conjugate bases of chiral proton acids as ligands: Enantioselective addition of dialkylzinc-orthotitanate complex to benzaldehyde with catalytic ability of a remarkable high order

    Masato Yoshioka;Takashi Kawakita;Masaji Ohno

  • Enantioselective synthesis of the carbocyclic nucleosides (-)-aristeromycin and (-)-neplanocin A by a chemicoenzymatic approach

    Masafumi Arita;Kunitomo Adachi;Yukishige Ito;Hiroaki Sawai

  • Enantioselective alkylation of aldehyde catalyzed by disulfonamide-Ti(O-i-Pr)4-dialkyl zinc system

    Hideyo Takahashi;Takashi Kawakita;Masato Yoshioka;Susumu Kobayashi

  • Total Synthesis of Longifolene

    E. J. Corey;Masaji. Ohno;Rajat B. Mitra;Paul A. Vatakencherry

  • Ph3P-(PyS)2-CH3CN as an excellent condensing system for .beta.-lactam formation from .beta.-amino acids

    Susumu Kobayashi;Takamasa Iimori;Toshio Izawa;Masaji Ohno

  • Man-designed bleomycin with altered sequence specificity in DNA cleavage

    Masami Otsuka;Takeshi Masuda;Andreas Haupt;Masaji Ohno

  • SYNTHESIS OF (S)- AND (R)-4((METHOXYCARBONYL)METHYL)-2-AZETIDINONE BY CHEMICOENZYMIC APPROACH

    Masaji Ohno;Susumu Kobayashi;Takamasa Iimori;Yi-Fong Wang

  • Negamycin, a novel hydrazide antibiotic.

    Shinichi Kondo;Seiji Shibahara;Shuji Takahashi;Kenji Maeda

  • Structure of coformycin, an unusual nucleoside of microbial origin.

    Unknown

  • Creation of novel chiral synthons with enzymes and applications to natural product synthesis. 15. Efficient introduction of chiral centers into cyclohexane ring

    Susumu Kobayashi;Keiji Kamiyama;Takamasa Iimori;Masaji Ohno

  • An Efficient O-Monoalkylation of Dimethyl L-Tartrate via O-Stannylene Acetal with Alkyl Halides in the Presence of Cesium Fluoride

    Nobuo Nagashima;Masaji Ohno

  • Total syntheses of negamycin and the antipode

    Seiji Shibahara;Shinichi Kondo;Kenji Maeda;Hamao Umezawa

  • Synthetic analogues and biosynthetic intermediates of bleomycin. Metal-binding, dioxygen interaction, and implication for the role of functional groups in bleomycin action mechanism.

    Y Sugiura;T Suzuki;M Otsuka;S Kobayashi

  • CHIRALLY SELECTIVE SYNTHESIS OF SUGAR MOIETY OF NUCLEOSIDES BY CHEMICOENZYMATIC APPROACH: L- AND D-RIBOSES, SHOWDOMYCIN, AND CORDYCEPIN

    Y. Ito;T. Shibata;M. Arita;H. Sawai

  • Total synthesis of bleomycin A21)

    Tomohisa Takita;Yoji Umezawa;Sei ichi Saito;Hajime Morishima

  • A catalytic enantioselective reaction using a C2-symmetric disulfonamide as a chiral ligand: Simmons-Smith cyclopropanation of allylic alcohols by the Et2Zn-CH2I2-disulfonamide system

    Hideyo Takahashi;Masato Yoshioka;Masakatsu Shibasaki;Masaji Ohno

  • Selective Monoalkylation of Acyclic Diols by Means of Dibutyltin Oxide and Fluoride Salts.

    Nobuo Nagashima;Masaji Ohno

  • A stereocontrolled synthesis of (−)-bestatin from an acyclic allylamine by iodocyclocarbamation

    Susumu Kobayashi;Toshiyuki Isobe;Masaji Ohno

  • Synthetic studies on biologically active natural products by a chemicoenzymatic approach: Enantioselective synthesis of C- and N-nucleosides, showdomycin, 6-azapseudouridine and cordycepin

    Masaji Ohno;Yukishige Ito;Masafumi Arita;Tomoyuki Shibata

  • A catalytic enantioselective reaction using a C2-symmetric disulfonamide as a chiral ligand: cyclopropanation of allylic alcohols by the Et2Zn-CH2I2-disulfonamide system

    Unknown

Frequent Co-Authors

Hamao Umezawa
Hamao Umezawa National Institutes of Health
Yukio Sugiura
Yukio Sugiura Kyoto University
Keizo Inoue
Keizo Inoue University of Tokyo
Yoshio Takahashi
Yoshio Takahashi University of Tokyo
Masakatsu Shibasaki
Masakatsu Shibasaki University of Tokyo
Tomio Takeuchi
Tomio Takeuchi Keio University
Hiroshi Naganawa
Hiroshi Naganawa Keio University
Yoichi Iitaka
Yoichi Iitaka University of Tokyo
Masa Hamada
Masa Hamada Keio University

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