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Chemistry
Thailand
2026

D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Chemistry 61 9191 8330 6 6 499 14196

Somsak Ruchirawat publications per year

The chart shows the history of publications by Somsak Ruchirawat between 1974 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Somsak Ruchirawat published across 52 years, from 1974 to 2025, averaging 11 papers a year. Output peaked at 39 publications in 2021. 58 of the 572 publications appeared in the last two years.

No. of publications
10 20 30
Bar chart. Horizontal axis: year, 1974 to 2025. Vertical axis: number of publications, 0 to 39. Peak 39 publications in 2021. 1974: 1 publication 1975: 0 publications 1976: 4 publications 1977: 6 publications 1978: 2 publications 1979: 0 publications 1980: 2 publications 1981: 4 publications 1982: 1 publication 1983: 1 publication 1984: 4 publications 1985: 1 publication 1986: 0 publications 1987: 0 publications 1988: 0 publications 1989: 0 publications 1990: 1 publication 1991: 1 publication 1992: 3 publications 1993: 1 publication 1994: 2 publications 1995: 1 publication 1996: 0 publications 1997: 3 publications 1998: 1 publication 1999: 0 publications 2000: 5 publications 2001: 8 publications 2002: 7 publications 2003: 7 publications 2004: 9 publications 2005: 9 publications 2006: 19 publications 2007: 18 publications 2008: 14 publications 2009: 20 publications 2010: 21 publications 2011: 22 publications 2012: 19 publications 2013: 27 publications 2014: 21 publications 2015: 30 publications 2016: 17 publications 2017: 23 publications 2018: 22 publications 2019: 26 publications 2020: 18 publications 2021: 39 publications 2022: 39 publications 2023: 35 publications 2024: 21 publications 2025: 37 publications
1974 2025

572 publications in total across all disciplines

View publications per year as a table
Somsak Ruchirawat: publications per year, 1974 to 2025
Year Publications
1974 1
1975 0
1976 4
1977 6
1978 2
1979 0
1980 2
1981 4
1982 1
1983 1
1984 4
1985 1
1986 0
1987 0
1988 0
1989 0
1990 1
1991 1
1992 3
1993 1
1994 2
1995 1
1996 0
1997 3
1998 1
1999 0
2000 5
2001 8
2002 7
2003 7
2004 9
2005 9
2006 19
2007 18
2008 14
2009 20
2010 21
2011 22
2012 19
2013 27
2014 21
2015 30
2016 17
2017 23
2018 22
2019 26
2020 18
2021 39
2022 39
2023 35
2024 21
2025 37
Total 572
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Somsak Ruchirawat 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 Somsak Ruchirawat 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, 481–500 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: 499 publications — 88th percentile

88% 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
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
481–500 252 499
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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Somsak Ruchirawat 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 Somsak Ruchirawat 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, 60–61 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: 61 D-Index — 49th percentile

49% 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
58–59 930
60–61 882 61
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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Research.com Recognitions

  • 2026 - Research.com Chemistry in Thailand Leader Award
  • 2025 - Research.com Chemistry in Thailand Leader Award

Overview

Somsak Ruchirawat is affiliated with the Chulabhorn Research Institute in Thailand. Their research spans several domains within chemistry and biochemistry, focusing particularly on organic chemistry and molecular biology.

Their publication record includes a significant number of works in specialized fields such as organic chemistry, molecular biology, materials chemistry, pharmacology, and plant science. Specific areas of study that Somsak Ruchirawat has contributed to include crystallization and solubility studies, X-ray diffraction in crystallography, catalytic C-H functionalization methods, natural product bioactivities and synthesis, catalytic alkyne reactions, synthesis and biological activity, and phytochemistry and biological activities.

Frequent coauthors collaborating with Somsak Ruchirawat include:

  • Jumreang Tummatorn
  • Charnsak Thongsornkleeb
  • Kittipong Chainok
  • Chulabhorn Mahidol
  • Prasat Kittakoop

Most of the scientist's work has been published in venues with a focus on chemistry and related fields. The most frequent publication venues are:

  • The Cambridge Structural Database
  • Chemistry - An Asian Journal
  • The Journal of Organic Chemistry
  • Asian Journal of Organic Chemistry
  • Phytochemistry

Some of the recent papers authored or coauthored by Somsak Ruchirawat include:

  • UHPLC-ESI-QTOF-MS/MS-Based Molecular Networking Guided Isolation and Dereplication of Antibacterial and Antifungal Constituents of Ventilago denticulata, 2020, Antibiotics
  • Synthesis and neuroprotective effects of novel chalcone-triazole hybrids, 2020, Bioorganic Chemistry
  • Synthesis of neocryptolepines and carbocycle-fused quinolines and evaluation of their anticancer and antiplasmodial activities, 2020, Bioorganic Chemistry
  • LC-QTOF-MS/MS Based Molecular Networking Approach for the Isolation of α-Glucosidase Inhibitors and Virucidal Agents from Coccinia grandis (L.) Voigt, 2021, Foods
  • Discovery of Anilino-1,4-naphthoquinones as Potent EGFR Tyrosine Kinase Inhibitors: Synthesis, Biological Evaluation, and Comprehensive Molecular Modeling, 2022, ACS Omega

The breadth of the scientist's research topics includes:

  • Crystallization and Solubility Studies
  • X-ray Diffraction in Crystallography
  • Catalytic C-H Functionalization Methods
  • Natural product bioactivities and synthesis
  • Catalytic Alkyne Reactions
  • Synthesis and biological activity
  • Phytochemistry and Biological Activities

This data outlines a career with significant interdisciplinary work within chemistry and biochemistry, demonstrated by frequent collaborations and publications across various distinguished scientific journals and topics specific to organic synthesis and biological applications.

Best Publications

  • 8-Hydroxyquinolines: a review of their metal chelating properties and medicinal applications

    Veda Prachayasittikul;Supaluk Prachayasittikul;Somsak Ruchirawat;Virapong Prachayasittikul

  • Bioactive Metabolites from Spilanthes acmella Murr.

    Supaluk Prachayasittikul;Saowapa Suphapong;Apilak Worachartcheewan;Ratana Lawung

  • Alkaloids as important scaffolds in therapeutic drugs for the treatments of cancer, tuberculosis, and smoking cessation.

    Prasat Kittakoop;Chulabhorn Mahidol;Somsak Ruchirawat

  • Synthesis, biological evaluation and molecular docking of novel chalcone-coumarin hybrids as anticancer and antimalarial agents.

    Ratchanok Pingaew;Amporn Saekee;Prasit Mandi;Chanin Nantasenamat

  • Roles of Pyridine and Pyrimidine Derivatives as Privileged Scaffolds in Anticancer Agents.

    Supaluk Prachayasittikul;Ratchanok Pingaew;Apilak Worachartcheewan;Nujarin Sinthupoom

  • Vanillin suppresses in vitro invasion and in vivo metastasis of mouse breast cancer cells

    Kriengsak Lirdprapamongkol;Hiroaki Sakurai;Noritaka Kawasaki;Min-Kyung Choo

  • Determination and variation of three active diterpenoids in Andrographis paniculata (Burm.f.) Nees.

    Nanthanit Pholphana;Nuchanart Rangkadilok;Sanit Thongnest;Somsak Ruchirawat

  • Antimicrobial and antioxidative activities of bioactive constituents from Hydnophytum formicarum Jack.

    Supaluk Prachayasittikul;Prasit Buraparuangsang;Apilak Worachartcheewan;Chartchalerm Isarankura-Na-Ayudhya

  • Bioactive compounds from Bauhinia purpurea possessing antimalarial, antimycobacterial, antifungal, anti-inflammatory, and cytotoxic activities.

    Surat Boonphong;Pakawan Puangsombat;Apiwat Baramee;Chulabhorn Mahidol

  • Inhibitory effect of Andrographis paniculata extract and its active diterpenoids on platelet aggregation.

    Piengpen Thisoda;Nuchanart Rangkadilok;Nanthanit Pholphana;Luksamee Worasuttayangkurn

  • Copper(I)-Mediated and Microwave-Assisted Caryl−Ocarboxylic Coupling: Synthesis of Benzopyranones and Isolamellarin Alkaloids

    Nopporn Thasana;Rattana Worayuthakarn;Phithakpong Kradanrat;Elliot Hohn

  • Coriander (Coriandrum sativum): A promising functional food toward the well-being

    Veda Prachayasittikul;Supaluk Prachayasittikul;Somsak Ruchirawat;Virapong Prachayasittikul

  • Water-Assisted Nitrile Oxide Cycloadditions: Synthesis of Isoxazoles and Stereoselective Syntheses of Isoxazolines and 1,2,4-Oxadiazoles.

    Chatchai Kesornpun;Thammarat Aree;Chulabhorn Mahidol;Chulabhorn Mahidol;Somsak Ruchirawat;Somsak Ruchirawat

  • One strain-many compounds (OSMAC) method for production of polyketides, azaphilones, and an isochromanone using the endophytic fungus Dothideomycete sp.

    Ranuka T. Hewage;Thammarat Aree;Chulabhorn Mahidol;Somsak Ruchirawat

  • Derivatives (halogen, nitro and amino) of 8-hydroxyquinoline with highly potent antimicrobial and antioxidant activities.

    Rungrot Cherdtrakulkiat;Somchai Boonpangrak;Nujarin Sinthupoom;Supaluk Prachayasittikul

  • High therapeutic potential of Spilanthes acmella: A review.

    Veda Prachayasittikul;Supaluk Prachayasittikul;Somsak Ruchirawat;Virapong Prachayasittikul

  • Vasorelaxant and Antioxidant Activities of Spilanthes acmella Murr.

    Orapin Wongsawatkul;Supaluk Prachayasittikul;Chartchalerm Isarankura-Na-Ayudhya;Jutamaad Satayavivad

  • Radical scavenging and antioxidant activities of isocoumarins and a phthalide from the endophytic fungus Colletotrichum sp.

    Kamolchanok Tianpanich;Surasak Prachya;Suthep Wiyakrutta;Chulabhorn Mahidol

  • Total Synthesis of Natural and Unnatural Lamellarins with Saturated and Unsaturated D-Rings

    Poonsakdi Ploypradith;Thaninee Petchmanee;Poolsak Sahakitpichan;Nichole D. Litvinas

  • Synthesis, anticancer activity and QSAR study of 1,4-naphthoquinone derivatives

    Veda Prachayasittikul;Ratchanok Pingaew;Apilak Worachartcheewan;Chanin Nantasenamat

  • A Highly Efficient Synthesis of Lamellarins K and L by the Michael Addition/Ring-Closure Reaction of Benzyldihydroisoquinoline Derivatives with Ethoxycarbonyl-β-nitrostyrenes†

    Poonsakdi Ploypradith;Chulabhorn Mahidol;Chulabhorn Mahidol;Poolsak Sahakitpichan;Siriporn Wongbundit

Frequent Co-Authors

Prasat Kittakoop
Prasat Kittakoop Chulabhorn Graduate Institute
Jisnuson Svasti
Jisnuson Svasti Mahidol University
Ryoji Kasai
Ryoji Kasai Hiroshima University
Naoto Oku
Naoto Oku University of Shizuoka
Hiroaki Sakurai
Hiroaki Sakurai University of Toyama
Ikuo Saiki
Ikuo Saiki University of Toyama
Martin van den Berg
Martin van den Berg Utrecht University
Barry R. O'Keefe
Barry R. O'Keefe National Institutes of Health
Apichart Suksamrarn
Apichart Suksamrarn Ramkhamhaeng University
Ulrike Holzgrabe
Ulrike Holzgrabe University of Würzburg

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