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Tomohiko Ohwada

Tomohiko Ohwada

D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Chemistry 46 16086 14515 1268 1151 259 7291

Tomohiko Ohwada publications per year

The chart shows the history of publications by Tomohiko Ohwada between 1977 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Tomohiko Ohwada published across 49 years, from 1977 to 2025, averaging 6.8 papers a year. Output peaked at 26 publications in 2017. 16 of the 335 publications appeared in the last two years.

No. of publications
5 10 15 20 25
Bar chart. Horizontal axis: year, 1977 to 2025. Vertical axis: number of publications, 0 to 26. Peak 26 publications in 2017. 1977: 1 publication 1978: 0 publications 1979: 0 publications 1980: 0 publications 1981: 0 publications 1982: 0 publications 1983: 0 publications 1984: 0 publications 1985: 2 publications 1986: 2 publications 1987: 3 publications 1988: 4 publications 1989: 4 publications 1990: 5 publications 1991: 7 publications 1992: 3 publications 1993: 3 publications 1994: 8 publications 1995: 5 publications 1996: 10 publications 1997: 8 publications 1998: 8 publications 1999: 3 publications 2000: 3 publications 2001: 11 publications 2002: 8 publications 2003: 9 publications 2004: 18 publications 2005: 7 publications 2006: 8 publications 2007: 11 publications 2008: 8 publications 2009: 5 publications 2010: 10 publications 2011: 3 publications 2012: 7 publications 2013: 6 publications 2014: 7 publications 2015: 4 publications 2016: 7 publications 2017: 26 publications 2018: 14 publications 2019: 4 publications 2020: 13 publications 2021: 17 publications 2022: 23 publications 2023: 14 publications 2024: 9 publications 2025: 7 publications
1977 2025

335 publications in total across all disciplines

View publications per year as a table
Tomohiko Ohwada: publications per year, 1977 to 2025
Year Publications
1977 1
1978 0
1979 0
1980 0
1981 0
1982 0
1983 0
1984 0
1985 2
1986 2
1987 3
1988 4
1989 4
1990 5
1991 7
1992 3
1993 3
1994 8
1995 5
1996 10
1997 8
1998 8
1999 3
2000 3
2001 11
2002 8
2003 9
2004 18
2005 7
2006 8
2007 11
2008 8
2009 5
2010 10
2011 3
2012 7
2013 6
2014 7
2015 4
2016 7
2017 26
2018 14
2019 4
2020 13
2021 17
2022 23
2023 14
2024 9
2025 7
Total 335
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Tomohiko Ohwada 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 Tomohiko Ohwada sits on this spectrum.

No. of scientists
250 500 750 1,000 1,250
Bar chart with 63 bars. Horizontal axis: publications, 61–80 to 1,295+. Vertical axis: number of scientists, 0 to 1,350. Most scientists, 1,350, have 161–180 publications. The last bar groups every scientist with 1,295 publications or more. The highlighted bar, 241–260 publications, is where this scientist sits. 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
61–80 publications 1,295+

This scientist: 259 publications — 52nd percentile

52% of scientists in this discipline score the same or lower.

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

View publications distribution as a table
Number of Chemistry scientists by publication count, Research.com 2026 ranking edition. Based on 17,934 ranked scientists.
Publications Scientists This scientist
61–80 66
81–100 302
101–120 623
121–140 918
141–160 1,218
161–180 1,350
181–200 1,344
201–220 1,281
221–240 1,216
241–260 1,100 259
261–280 979
281–300 939
301–320 764
321–340 643
341–360 628
361–380 522
381–400 459
401–420 397
421–440 327
441–460 270
461–480 265
481–500 252
501–520 201
521–540 185
541–560 148
561–580 148
581–600 132
601–620 114
621–640 104
641–660 91
661–680 92
681–700 73
701–720 57
721–740 54
741–760 67
761–780 45
781–800 46
801–820 39
821–840 32
841–860 36
861–880 29
881–900 26
901–920 24
921–940 14
941–960 23
961–980 28
981–1,000 15
1,001–1,020 29
1,021–1,040 12
1,041–1,060 19
1,061–1,080 12
1,081–1,100 6
1,101–1,120 8
1,121–1,140 12
1,141–1,160 5
1,161–1,180 6
1,181–1,200 14
1,201–1,220 7
1,221–1,240 2
1,241–1,260 6
1,261–1,280 4
1,281–1,294 6
1,295+ 100
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Tomohiko Ohwada 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 Tomohiko Ohwada sits on this spectrum.

No. of scientists
250 500 750 1,000
Bar chart with 61 bars. Horizontal axis: D-Index, 40–41 to 159+. Vertical axis: number of scientists, 0 to 1,051. Most scientists, 1,051, have 56–57 D-Index. The last bar groups every scientist with 159 D-Index or more. The highlighted bar, 46–47 D-Index, is where this scientist sits. 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
40–41 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.

View D-Index distribution as a table
Number of Chemistry scientists by D-index, Research.com 2026 ranking edition. Based on 17,934 ranked scientists.
D-Index Scientists This scientist
40–41 289
42–43 612
44–45 808
46–47 776 46
48–49 835
50–51 861
52–53 872
54–55 933
56–57 1,051
58–59 930
60–61 882
62–63 834
64–65 731
66–67 775
68–69 683
70–71 646
72–73 561
74–75 501
76–77 437
78–79 388
80–81 354
82–83 292
84–85 275
86–87 254
88–89 235
90–91 185
92–93 192
94–95 155
96–97 163
98–99 125
100–101 105
102–103 105
104–105 112
106–107 88
108–109 68
110–111 69
112–113 65
114–115 79
116–117 61
118–119 44
120–121 37
122–123 40
124–125 33
126–127 26
128–129 34
130–131 35
132–133 25
134–135 27
136–137 17
138–139 16
140–141 20
142–143 20
144–145 15
146–147 9
148–149 9
150–151 16
152–153 11
154–155 9
156–157 3
158 3
159+ 98
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Overview

Tomohiko Ohwada is affiliated with the University of Tokyo in Japan. Their research has a significant focus on materials science, biochemistry, genetics and molecular biology, and chemistry. The primary fields of study include materials chemistry, molecular biology, and organic chemistry, with additional work in spectroscopy and physiology.

The scientist's research topics cover a range of specialized areas: crystallization and solubility studies, X-ray diffraction in crystallography, chemical synthesis and analysis, lipid membrane structure and behavior, receptor mechanisms and signaling, sphingolipid metabolism and signaling, and synthesis and catalytic reactions.

Recent papers authored or co-authored by Tomohiko Ohwada include:

  • Structural Insight and Development of EGFR Tyrosine Kinase Inhibitors, 2022, published in Molecules
  • Transition metal-catalyzed branch-selective hydroformylation of olefins in organic synthesis, 2021, published in Green Synthesis and Catalysis
  • Isolation and Reactions of Imidoyl Fluorides Generated from Oxime Using the Diethylaminosulfur Trifluoride/Tetrahydrofuran (DAST-THF) System, 2023, published in Organic Letters
  • Non-naturally Occurring Regio Isomer of Lysophosphatidylserine Exhibits Potent Agonistic Activity toward G Protein-Coupled Receptors, 2020, published in Journal of Medicinal Chemistry
  • Friedel-Crafts-Type Acylation and Amidation Reactions in Strong Brønsted Acid: Taming Superelectrophiles, 2022, published in Molecules

Frequent co-authors in their research collaborations include:

  • Yuko Otani
  • Tadashi Hyodo
  • Kentaro Yamaguchi
  • Tomohiro Fujino
  • Junken Aoki

Tomohiko Ohwada's publications often appear in several consistent venues, including:

  • The Cambridge Structural Database
  • The Journal of Organic Chemistry
  • Organic Letters
  • Journal of Medicinal Chemistry
  • Chemical and Pharmaceutical Bulletin

Best Publications

  • TGFα shedding assay: an accurate and versatile method for detecting GPCR activation

    Asuka Inoue;Jun Ishiguro;Hajime Kitamura;Naoaki Arima

  • Generation of Functionalized Asymmetric Benzynes with TMP-Zincates. Effects of Ligands on Selectivity and Reactivity of Zincates

    Masanobu Uchiyama;Tomoko Miyoshi;Yumiko Kajihara;Takao Sakamoto

  • Cell surface flip-flop of phosphatidylserine is critical for PIEZO1-mediated myotube formation

    Masaki Tsuchiya;Yuji Hara;Yuji Hara;Masaki Okuda;Karin Itoh

  • Regio- and chemoselective direct generation of functionalized aromatic aluminum compounds using aluminum ate base.

    Masanobu Uchiyama;Hiroshi Naka;Yotaro Matsumoto;Tomohiko Ohwada

  • An evaluation of amide group planarity in 7-azabicyclo[2.2.1]heptane amides. Low amide bond rotation barrier in solution.

    Yuko Otani;Osamu Nagae;Yuji Naruse;Satoshi Inagaki

  • Prototype Pictet−Spengler Reactions Catalyzed by Superacids. Involvement of Dicationic Superelectrophiles

    Akihiro Yokoyama;Tomohiko Ohwada;Koichi Shudo

  • Usefulness and limitation of DiBAC4(3), a voltage-sensitive fluorescent dye, for the measurement of membrane potentials regulated by recombinant large conductance Ca2+-activated K+ channels in HEK293 cells.

    Aki Yamada;Norikazu Gaja;Susumu Ohya;Katsuhiko Muraki

  • Temperature-dependent fluorescence lifetime of a fluorescent polymeric thermometer, poly(N-isopropylacrylamide), labeled by polarity and hydrogen bonding sensitive 4-sulfamoyl-7-aminobenzofurazan.

    Chie Gota;Seiichi Uchiyama;Toshitada Yoshihara;Seiji Tobita

  • INVOLVEMENT OF DICATIONIC SPECIES AS THE REACTIVE INTERMEDIATES IN GATTERMANN, HOUBEN-HOESCH, AND FRIEDEL-CRAFTS REACTIONS OF NONACTIVATED BENZENES

    Yasuo Sato;Michihisa Yato;Tomohiko Ohwada;Shinichi Saito

  • Structural insights into ligand recognition by the lysophosphatidic acid receptor LPA 6

    Reiya Taniguchi;Asuka Inoue;Misa Sayama;Akiharu Uwamizu

  • Structural Features of Aliphatic N-Nitrosamines of 7-Azabicyclo[2.2.1]heptanes That Facilitate N−NO Bond Cleavage

    Tomohiko Ohwada;Motoko Miura;Haruko Tanaka;Shigeru Sakamoto

  • Molecular Basis of Pimarane Compounds as Novel Activators of Large-Conductance Ca2+-Activated K+ Channel α-Subunit

    Yuji Imaizumi;Kazuho Sakamoto;Aki Yamada;Aya Hotta

  • Molecular mechanism of pharmacological activation of BK channels

    Guido Gessner;Yong-Mei Cui;Yuko Otani;Tomohiko Ohwada

  • Superacid-Catalyzed Electrocyclization of 1-Phenyl-2-propen-1-ones to 1-Indanones. Kinetic and Theoretical Studies of Electrocyclization of Oxonium−Carbenium Dications

    Takayoshi Suzuki;Tomohiko Ohwada;Koichi Shudo

  • Friedel-Crafts-type reactions involving di- and tricationic species. Onium-allyl dications and O,O-diprotonated aci-nitro species bearing a protonated carbonyl group

    Tomohiko Ohwada;Naoko Yamagata;Koichi Shudo

  • Rationale for the acidity of Meldrum's acid. Consistent relation of C-H acidities to the properties of localized reactive orbital.

    Satoshi Nakamura;Hajime Hirao;Tomohiko Ohwada

  • Mutagenicity of aristolochic acid in the lambda/lacZ transgenic mouse (Muta™Mouse)

    Arihiro Kohara;Takayoshi Suzuki;Masamitsu Honma;Tomohiko Ohwada

  • GPR34 is a receptor for lysophosphatidylserine with a fatty acid at the sn-2 position.

    Hajime Kitamura;Kumiko Makide;Akira Shuto;Masaya Ikubo

  • Environment-sensitive fluorophore emitting in protic environments.

    Seiichi Uchiyama;Kazuyuki Takehira;Toshitada Yoshihara;Seiji Tobita

  • Development of a catalytic electron transfer system mediated by transition metal ate complexes: applicability and tunability of electron-releasing potential for organic transformations.

    Masanobu Uchiyama;Yotaro Matsumoto;Shinji Nakamura;Tomohiko Ohwada

  • Regio- and Chemoselective Direct Generation of Functionalized Aromatic Aluminum Compounds Using Aluminum Ate Base.

    Masanobu Uchiyama;Hiroshi Naka;Yotaro Matsumoto;Tomohiko Ohwada

Frequent Co-Authors

Koichi Shudo
Koichi Shudo University of Tokyo
Kentaro Yamaguchi
Kentaro Yamaguchi Tokushima Bunri University
Junken Aoki
Junken Aoki Tohoku University
Masanobu Uchiyama
Masanobu Uchiyama University of Tokyo
Asuka Inoue
Asuka Inoue Tohoku University
Yasuo Mori
Yasuo Mori Kyoto University
Takayoshi Suzuki
Takayoshi Suzuki Osaka University
Hajime Hirao
Hajime Hirao City University of Hong Kong
Makoto Fujita
Makoto Fujita University of Tokyo
Shiroh Futaki
Shiroh Futaki Kyoto University

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