World's Best Scientists 2026 revealed!

D-Index & Metrics

Chemistry

D-Index
55
Citations
10662
World Ranking
12148
National Ranking
688

John C. Walton 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 John C. Walton 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: 397 publications — 80th percentile

80% of scientists in this discipline score the same or lower.

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

John C. Walton 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 John C. Walton 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: 55 D-Index — 33rd percentile

33% of scientists in this discipline score the same or lower.

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

Research.com Recognitions

  • 1995 - Fellow of the Royal Society of Edinburgh

Overview

John C. Walton is affiliated with the University of St Andrews in the United Kingdom and has contributed to the field of Chemistry, with a strong focus on Organic Chemistry. Their work spans several interdisciplinary subfields including Biochemistry, Molecular Biology, Paleontology, and Archeology.

Their research primarily covers topics such as:

  • Free Radicals and Antioxidants
  • Radical Photochemical Reactions
  • Chemical Reaction Mechanisms
  • Antioxidant Activity and Oxidative Stress
  • Phytochemicals and Antioxidant Activities
  • Organoboron and Organosilicon Chemistry
  • Catalytic Cross-Coupling Reactions

Recent papers by John C. Walton include:

  • "EPR Studies on the Addition of Ligated Boryl Radicals to Carbonyl Compounds," 2020, The Journal of Organic Chemistry
  • "Dissociations of free radicals to generate protons, electrophiles or nucleophiles: role in DNA strand breaks," 2021, Chemical Society Reviews
  • "Genesis and World Chronology," 2022, Kerygma

Other relevant publications in venues where Walton frequently published include:

  • "Free Radical Mediated Oxidative Degradation of Carotenes and Xanthophylls," 2020, Molecules
  • "Sulfur and Phosphorus Oxyacid Radicals," 2022, The Journal of Physical Chemistry A

The journals and publication venues where Walton has appeared multiple times include:

  • Kerygma
  • Molecules
  • The Journal of Organic Chemistry
  • Chemical Society Reviews
  • The Journal of Physical Chemistry A

Frequent collaborators in their research are:

  • Raphael C. Mordi
  • Olabisi Theresa Ademosun
  • C. O. Ajanaku
  • Ifedolapo O. Olanrewaju
  • Wen Dai

John C. Walton was recognized by being named a Fellow of the Royal Society of Edinburgh in 1995.

Best Publications

  • Free-Radical Chemistry: Structure and Mechanism

    D.C. Nonhebel;J. C. Walton

  • FLIGHT FROM THE TYRANNY OF TIN : THE QUEST FOR PRACTICAL RADICAL SOURCES FREE FROM METAL ENCUMBRANCES

    Paul A. Baguley;John C. Walton

  • N-Heterocyclic Carbene Boryl Radicals: A New Class of Boron-Centered Radical

    Shau-Hua Ueng;Andrey Solovyev;Xinting Yuan;Steven J Geib

  • Programming Organic Molecules: Design and Management of Organic Syntheses through Free-Radical Cascade Processes.

    Andrew J. McCarroll;John C. Walton

  • EPR Studies of the Generation, Structure, and Reactivity of N-Heterocyclic Carbene Borane Radicals

    John C. Walton;Malika Makhlouf Brahmi;Louis Fensterbank;Emmanuel Lacôte

  • Oxidative degradation of β-carotene and β-Apo-8'-carotenal

    Raphael C. Mordi;John C. Walton;Graham W. Burton;Lise Hughes

  • Conceptual and Synthetic Strategies for the Preparation of Organic Magnets

    Joe A Crayston;John N Devine;John C Walton

  • The importance of polarity and steric effects in determining the rate and orientation of free radical addition to olefins

    John M. Tedder;John C. Walton

  • Desalination coupled with salinity-gradient solar ponds

    Unknown

  • The kinetics and orientation of free-radical addition to olefins

    John M. Tedder;John C. Walton

  • The oxime portmanteau motif: released heteroradicals undergo incisive EPR interrogation and deliver diverse heterocycles.

    John Christopher Walton

  • Microwave-assisted syntheses of N-heterocycles using alkenone-, alkynone- and aryl-carbonyl O-phenyl oximes: formal synthesis of neocryptolepine.

    Fernando Portela-Cubillo;Jackie S. Scott;John C. Walton

  • Unconventional titania photocatalysis: direct deployment of carboxylic acids in alkylations and annulations.

    David W. Manley;Roy T. McBurney;Phillip Miller;Russell F. Howe

  • Evolution of functional cyclohexadiene-based synthetic reagents : The importance of becoming aromatic

    John C Walton;Armido Studer

  • Microwave-promoted syntheses of quinazolines and dihydroquinazolines from 2-aminoarylalkanone O-phenyl oximes.

    Fernando Portela-Cubillo;Jackie S. Scott;John C. Walton

  • UV promoted phenanthridine syntheses from oxime carbonate derived iminyl radicals.

    Roy T. McBurney;Alexandra M. Z. Slawin;Laura A. Smart;Yanping Yu

  • Electron paramagnetic resonance and computational studies of radicals derived from boron-substituted N-heterocyclic carbene boranes.

    John C. Walton;Malika Makhlouf Brahmi;Julien Monot;Julien Monot;Louis Fensterbank

  • Free Radical Mediated Oxidative Degradation of Carotenes and Xanthophylls

    Raphael C. Mordi;Olabisi T. Ademosun;Christiana O. Ajanaku;Ifedolapo O. Olanrewaju

  • Homolytic Substitution: A Molecular Ménage à Trois

    John C. Walton

  • The Influence of Boryl Substituents on the Formation and Reactivity of Adjacent and Vicinal Free Radical Centers

    John C. Walton;Andrew J. McCarroll;Qiao Chen;Bertrand Carboni, ,‡ and

  • Exploratory study of β-carotene autoxidation

    Raphael C. Mordi;John C. Walton;Graham W. Burton;Lise Hughes

  • Microwave-assisted preparations of dihydropyrroles from alkenone O-phenyl oximes

    Fernando Portela-Cubillo;Jackie S. Scott;John C. Walton

Frequent Co-Authors

Keith U. Ingold
Keith U. Ingold National Research Council Canada
Alexandra M. Z. Slawin
Alexandra M. Z. Slawin University of St Andrews
Frank D. Gunstone
Frank D. Gunstone University of St Andrews
Dennis P. Curran
Dennis P. Curran University of Pittsburgh
Andrew Mills
Andrew Mills Queen's University Belfast
Armido Studer
Armido Studer University of Münster
David J. Cole-Hamilton
David J. Cole-Hamilton University of St Andrews
Derek A. Pratt
Derek A. Pratt University of Ottawa
Louis Fensterbank
Louis Fensterbank Sorbonne University
Max Malacria
Max Malacria Sorbonne University

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