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D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Chemistry 57 11409 10280 841 770 147 8198

Toshiyuki Murakami publications per year

The chart shows the history of publications by Toshiyuki Murakami between 1986 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Toshiyuki Murakami published across 40 years, from 1986 to 2025, averaging 3.8 papers a year. Output peaked at 26 publications in 1998. 2 of the 153 publications appeared in the last two years.

No. of publications
5 10 15 20 25
Bar chart. Horizontal axis: year, 1986 to 2025. Vertical axis: number of publications, 0 to 26. Peak 26 publications in 1998. 1986: 1 publication 1987: 0 publications 1988: 0 publications 1989: 0 publications 1990: 0 publications 1991: 0 publications 1992: 0 publications 1993: 2 publications 1994: 3 publications 1995: 4 publications 1996: 13 publications 1997: 25 publications 1998: 26 publications 1999: 17 publications 2000: 10 publications 2001: 19 publications 2002: 4 publications 2003: 1 publication 2004: 5 publications 2005: 0 publications 2006: 4 publications 2007: 2 publications 2008: 0 publications 2009: 2 publications 2010: 3 publications 2011: 0 publications 2012: 2 publications 2013: 0 publications 2014: 0 publications 2015: 0 publications 2016: 1 publication 2017: 2 publications 2018: 1 publication 2019: 1 publication 2020: 1 publication 2021: 0 publications 2022: 0 publications 2023: 2 publications 2024: 1 publication 2025: 1 publication
1986 2025

153 publications in total across all disciplines

View publications per year as a table
Toshiyuki Murakami: publications per year, 1986 to 2025
Year Publications
1986 1
1987 0
1988 0
1989 0
1990 0
1991 0
1992 0
1993 2
1994 3
1995 4
1996 13
1997 25
1998 26
1999 17
2000 10
2001 19
2002 4
2003 1
2004 5
2005 0
2006 4
2007 2
2008 0
2009 2
2010 3
2011 0
2012 2
2013 0
2014 0
2015 0
2016 1
2017 2
2018 1
2019 1
2020 1
2021 0
2022 0
2023 2
2024 1
2025 1
Total 153
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Toshiyuki Murakami 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 Toshiyuki Murakami 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, 141–160 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: 147 publications — 13th percentile

13% 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 1,218 147
161–180 1,350
181–200 1,344
201–220 1,281
221–240 1,216
241–260 1,100
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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Toshiyuki Murakami 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 Toshiyuki Murakami 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, 56–57 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: 57 D-Index — 39th percentile

39% 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
48–49 835
50–51 861
52–53 872
54–55 933
56–57 1,051 57
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

Toshiyuki Murakami is affiliated with Kyoto Pharmaceutical University in Japan. Their research primarily focuses on Agricultural and Biological Sciences, with specific work in Plant Science, Molecular Biology, Pharmacology, Insect Science, and Spectroscopy.

Murakami's recent publications include:

  • A new single-reference quantitative method using liquid chromatography with relative molar sensitivity based on 1H-qNMR for khellactone esters from Peucedanum japonicum root extract, 2023, Food Chemistry
  • Differentiating Between Three Licorice Species Using SFC-TOF/MS Analysis With Principal Component Analysis, 2023, Natural Product Communications
  • High productivity of oxylipin KODA using E. coli transformed with lipoxygenase and allene oxide synthase genes of Lemna paucicostata, 2024, Plant Biotechnology
  • Ellagitannin Oligomers from Eucalyptus camaldulensis Leaves and Their Role in the Detoxification of Aluminum, 2025, Molecules

Their collaborative efforts include frequent coauthorship with researchers such as Haruna Uemori, Daigo Iwasaki, M. Kanazawa, Fusako Kawamoto, and Daisuke Araho.

Murakami's work is commonly published in venues such as Food Chemistry, Natural Product Communications, Plant Biotechnology, and Molecules.

The main topics of their research include:

  • Plant chemical constituents analysis
  • Natural product bioactivities and synthesis
  • Analytical Chemistry and Chromatography
  • Pharmacological Effects of Natural Compounds
  • Chromatography in Natural Products
  • Ginseng Biological Effects and Applications
  • Insect-Plant Interactions and Control

Best Publications

  • Adjuvant and haemolytic activities of 47 saponins derived from medicinal and food plants.

    Kenji Oda;Hisashi Matsuda;Toshiyuki Murakami;Shigeji Katayama

  • Salacinol, potent antidiabetic principle with unique thiosugar sulfonium sulfate structure from the ayurvedic traditional medicine Salacia reticulata in Sri Lanka and India

    Masayuki Yoshikawa;Toshiyuki Murakami;Hiromi Shimada;Hisashi Matsuda

  • Kotalanol, a Potent α-Glucosidase Inhibitor with Thiosugar Sulfonium Sulfate Structure, from Antidiabetic Ayurvedic Medicine Salacia reticulata

    Masayuki Yoshikawa;Toshiyuki Murakami;Kenichi Yashiro;Hisashi Matsuda

  • Structures of withanosides I, II, III, IV, V, VI, and VII, new withanolide glycosides, from the roots of Indian Withania somnifera DUNAL. and inhibitory activity for tachyphylaxis to clonidine in isolated guinea-pig ileum.

    Hisashi Matsuda;Toshiyuki Murakami;Akinobu Kishi;Masayuki Yoshikawa

  • Medicinal Foodstuffs. XXI. Structures of New Cucurbitane-Type Triterpene Glycosides, Goyaglycosides-a, -b, -c, -d, -e, -f, -g, and -h, and New Oleanane-Type Triterpene Saponins, Goyasaponins I, II, and III, from the Fresh Fruit of Japanese Momordica charantia L.

    Toshiyuki Murakami;Akihito Emoto;Hisashi Matsuda;Masayuki Yoshikawa

  • Medicinal Foodstuffs. IV. Fenugreek Seed. (1) : Structures of Trigoneosides Ia, Ib, IIa, IIb, IIIa, and IIIb, New Furostanol Saponins from the Seeds of Indian Trigonella foenum-graecum L.

    Masayuki Yoshikawa;Toshiyuki Murakami;Hajime Komatsu;Nobutoshi Murakami

  • Antidiabetic Principles of Natural Medicines. IV. Aldose Reductase and α-Glucosidase Inhibitors from the Roots of Salacia oblonga WALL. (Celastraceae) : Structure of a New Friedelane-Type Triterpene, Kotalagenin 16-Acetate

    Hisashi Matsuda;Toshiyuki Murakami;Kenichi Yashiro;Johji Yamahara

  • Antihyperglycemic effects of gymnemic acid IV, a compound derived from Gymnema sylvestre leaves in streptozotocin-diabetic mice.

    Yoshitaka Sugihara;Hiroshi Nojima;Hisashi Matsuda;Toshiyuki Murakami

  • Medicinal flowers. III. Marigold. (1): hypoglycemic, gastric emptying inhibitory, and gastroprotective principles and new oleanane-type triterpene oligoglycosides, calendasaponins A, B, C, and D, from Egyptian Calendula officinalis.

    Masayuki Yoshikawa;Toshiyuki Murakami;Akinobu Kishi;Tadashi Kageura

  • Effects of escins Ia, Ib, IIa, and IIb from horse chestnut, the seeds of Aesculus hippocastanum L., on acute inflammation in animals

    Hisashi Matsuda;Yuhao Li;Toshiyuki Murakami;Kiyofumi Ninomiya

  • Antidiabetic Principles of Natural Medicines. III. Structure-Related Inhibitory Activity and Action Mode of Oleanolic Acid Glycosides on Hypoglycemic Activity

    Hisashi Matsuda;Yuhao Li;Toshiyuki Murakami;Narumi Matsumura

  • Bioactive saponins and glycosides. VIII. Notoginseng (1): New dammarane-type triterpene oligoglycosides, notoginsenosides-A, -B, -C, and -D, from the dried root of Panax notoginseng (BURK.) F. H. Chen

    Masayuki Yoshikawa;Toshiyuki Murakami;Takahiro Ueno;Kenichi Yashiro

  • Bioactive Saponins and Glycosides. III. Horse Chestnut. (1): The Structures, Inhibitory Effects on Ethanol Absorption, and Hypoglycemic Activity of Escins Ia, Ib, IIa, IIb, and IIIa from the Seeds of Aesculus hippocastanum L.

    Masayuki Yoshikawa;Toshiyuki Murakami;Hisashi Matsuda;Johji Yamahara

  • New triterpenes, myrrhanol A and myrrhanone A, from guggul-gum resins, and their potent anti-inflammatory effect on adjuvant-induced air-pouch granuloma of mice

    Ikuko Kimura;Masayuki Yoshikawa;Shinjiro Kobayashi;Yoshitaka Sugihara

  • Medicinal flowers. I. Aldose reductase inhibitors and three new eudesmane-type sesquiterpenes, kikkanols A, B, and C, from the flowers of Chrysanthemum indicum L.

    Masayuki Yoshikawa;Toshio Morikawa;Toshiyuki Murakami;Iwao Toguchida

  • Relationship between adjuvant activity and amphipathic structure of soyasaponins.

    Kenji Oda;Hisashi Matsuda;Toshiyuki Murakami;Shigeji Katayama

  • Medicinal Foodstuffs. III. Sugar Beet. (1): Hypoglycemic Oleanolic Acid Oligoglycosides, Betavulgarosides I,II,III, and IV, from the Root of Beta vulgaris L.(Chenopodiaceae).

    Masayuki Yoshikawa;Toshiyuki Murakami;Masashi Kadoya;Hisashi Matsuda

  • Medicinal foodstuffs. XVII. Fenugreek seed. (3): structures of new furostanol-type steroid saponins, trigoneosides Xa, Xb, XIb, XIIa, XIIb, and XIIIa, from the seeds of Egyptian Trigonellafoenum-graecum L.

    Toshiyuki Murakami;Akinobu Kishi;Hisashi Matsuda;Masayuki Yoshikawa

  • NOVEL INDOLE S,O-BISDESMOSIDE, CALANTHOSIDE, THE PRECURSOR GLYCOSIDE OF TRYPTANTHRIN, INDIRUBIN, AND ISATIN, WITH INCREASING SKIN BLOOD FLOW PROMOTING EFFECTS, FROM TWO CALANTHE SPECIES (ORCHIDACEAE)

    Masayuki Yoshikawa;Toshiyuki Murakami;Akinobu Kishi;Tetsuo Sakurama

  • Structures of new cucurbitane-type triterpenes and glycosides, karavilagenins and karavilosides, from the dried fruit of Momordica charantia L. in Sri Lanka.

    Seikou Nakamura;Toshiyuki Murakami;Junko Nakamura;Hisanori Kobayashi

Frequent Co-Authors

Masayuki Yoshikawa
Masayuki Yoshikawa Kyoto Pharmaceutical University
Hisashi Matsuda
Hisashi Matsuda Kyoto Pharmaceutical University
Johji Yamahara
Johji Yamahara Kyoto Pharmaceutical University
Hiroshi Matsuda
Hiroshi Matsuda Tokyo University of Agriculture and Technology
Toshio Morikawa
Toshio Morikawa Kindai University
Masao Hattori
Masao Hattori University of Toyama
Seikou Nakamura
Seikou Nakamura Kyoto Pharmaceutical University
Osamu Muraoka
Osamu Muraoka Kindai University

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