World's Best Scientists 2026 revealed!

D-Index & Metrics

Chemistry

D-Index
48
Citations
11546
World Ranking
15067
National Ranking
75

Ayman El-Faham 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 Ayman El-Faham 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: 313 publications — 66th percentile

66% of scientists in this discipline score the same or lower.

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

Ayman El-Faham 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 Ayman El-Faham 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: 48 D-Index — 16th percentile

16% of scientists in this discipline score the same or lower.

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

Overview

Ayman El-Faham is affiliated with King Saud University in Saudi Arabia. Their research spans primarily the fields of Chemistry and Materials Science, focusing intensively on Organic Chemistry and Materials Chemistry. Additional subfields include Oncology, Inorganic Chemistry, and Molecular Biology.

The scientist's work prominently addresses the synthesis and characterization of heterocyclic compounds, a topic featured in 150 of their publications. They also concentrate on crystallization and solubility studies and the use of X-ray diffraction in crystallography, each reflected in over 100 publications. Other notable research areas include metal complex synthesis and properties, click chemistry and its applications, synthesis and reactivity of heterocycles, and the synthesis of tetrazole derivatives.

Frequent co-authors in their research include Saied M. Soliman, Assem Barakat, Hessa H. Al-Rasheed, Matti Haukka, and Fernando Alberício.

Their recent papers illustrate a focus on chemical synthesis and biological activity investigations:

  • "s-Triazine: A Privileged Structure for Drug Discovery and Bioconjugation" (2021, Molecules)
  • "Enhancing the Antifungal Activity of Griseofulvin by Incorporation a Green Biopolymer-Based Nanocomposite" (2021, Polymers)
  • "Synthesis and Antiproliferative Activity of a New Series of Mono- and Bis(dimethylpyrazolyl)-s-triazine Derivatives Targeting EGFR/PI3K/AKT/mTOR Signaling Cascades" (2022, ACS Omega)
  • "Synthesis, structure and biological activity of zinc(II) pincer complexes with 2,4-bis(3,5-dimethyl-1H-pyrazol-1-yl)-6-methoxy-1,3,5-triazine" (2020, Inorganica Chimica Acta)
  • "s-Triazine pincer ligands: Synthesis of their metal complexes, coordination behavior, and applications" (2021, Applied Organometallic Chemistry)

The scientist has published extensively in notable venues, including:

  • The Cambridge Structural Database
  • Crystals
  • Molecules
  • Journal of Molecular Structure
  • Inorganics

Best Publications

  • Peptide coupling reagents, more than a letter soup

    Ayman El-Faham;Fernando Albericio

  • Oxyma: An Efficient Additive for Peptide Synthesis to Replace the Benzotriazole‐Based HOBt and HOAt with a Lower Risk of Explosion[1]

    Ramon Subirós-Funosas;Rafel Prohens;Rafael Barbas;Ayman El-Faham;Ayman El-Faham

  • Use of Onium Salt-Based Coupling Reagents in Peptide Synthesis1

    Fernando Albericio;Josep M. Bofill;Ayman El-Faham;Steven A. Kates

  • The uronium/guanidinium Peptide coupling reagents: finally the true uronium salts.

    Louis A. Carpino;Hideko Imazumi;Ayman El-Faham;Fernando J. Ferrer

  • COMU: A Safer and More Effective Replacement for Benzotriazole‐Based Uronium Coupling Reagents

    Ayman El-Faham;Ayman El-Faham;Ramon Subirós Funosas;Rafel Prohens;Fernando Albericio

  • Tetramethylfluoroformamidinium Hexafluorophosphate: A Rapid-Acting Peptide Coupling Reagent for Solution and Solid Phase Peptide Synthesis

    Louis A. Carpino;Ayman El-Faham

  • Advantageous applications of azabenzotriazole (triazolopyridine)-based coupling reagents to solid-phase peptide synthesis

    Louis A. Carpino;Ayman El-Faham;Charles A. Minor;Fernando Albericio

  • Racemization studies during solid-phase peptide synthesis using azabenzotriazole-based coupling reagents

    Louis A. Carpino;Ayman El-Faham;Fernando Albericio

  • EFFICIENCY IN PEPTIDE COUPLING : 1-HYDROXY-7-AZABENZOTRIAZOLE VS 3,4-DIHYDRO-3-HYDROXY-4-OXO-1,2,3-BENZOTRIAZINE

    Louis A. Carpino;Ayman El-Faham;Fernando Albericio

  • Effect of tertiary bases on O-benzotriazolyluronium salt-induced peptide segment coupling

    Louis A. Carpino;Ayman El-Faham

  • Recent development in peptide coupling reagents

    Tarfah I. Al-Warhi;Hassan M.A. Al-Hazimi;Ayman El-Faham;Ayman El-Faham

  • The diisopropylcarbodiimide/ 1-hydroxy-7-azabenzotriazole system: Segment coupling and stepwise peptide assembly

    Louis A Carpino;Ayman El-Faham

  • Choosing the Right Coupling Reagent for Peptides: A Twenty-Five-Year Journey

    Fernando Albericio;Ayman El-Faham;Ayman El-Faham

  • Stepwise Automated Solid Phase Synthesis of Naturally Occurring Peptaibols Using FMOC Amino Acid Fluorides

    Holger Wenschuh;Michael Beyermann;Hanka Haber;Joachim K. Seydel

  • COMU: a third generation of uronium-type coupling reagents.

    Ayman El-Faham;Fernando Albericio

  • Green Solid-Phase Peptide Synthesis 2. 2-Methyltetrahydrofuran and Ethyl Acetate for Solid-Phase Peptide Synthesis under Green Conditions

    Yahya E. Jad;Gerardo A. Acosta;Thavendran Govender;Hendrik G. Kruger

  • Peptide Coupling in the Presence of Highly Hindered Tertiary Amines

    Louis A. Carpino;Dumitru Ionescu;Ayman El-Faham

  • Aspartimide formation in peptide chemistry: occurrence, prevention strategies and the role of N-hydroxylamines

    Ramon Subirós-Funosas;Ayman El-Faham;Fernando Albericio

  • Synthesis and Biological Evaluation of a Teixobactin Analogue

    Yahya E. Jad;Gerardo A. Acosta;Tricia Naicker;Melissa Ramtahal

  • Peptide synthesis beyond DMF: THF and ACN as excellent and friendlier alternatives

    Yahya E. Jad;Gerardo A. Acosta;Sherine N. Khattab;Beatriz G. de la Torre

  • Morpholine-based immonium and halogenoamidinium salts as coupling reagents in Peptide synthesis1.

    Ayman El-Faham;Fernando Albericio

Frequent Co-Authors

Fernando Albericio
Fernando Albericio University of KwaZulu-Natal
Beatriz G. de la Torre
Beatriz G. de la Torre University of KwaZulu-Natal
Louis A. Carpino
Louis A. Carpino University of Massachusetts Amherst
Matti Haukka
Matti Haukka University of Jyväskylä
Michael Bienert
Michael Bienert Leibniz Association
Mohamed H. El-Newehy
Mohamed H. El-Newehy King Saud University
Muhammad Farooq
Muhammad Farooq Sultan Qaboos University
Hoong-Kun Fun
Hoong-Kun Fun Universiti Sains Malaysia
Michael Beyermann
Michael Beyermann Leibniz Association
Peter Henklein
Peter Henklein Humboldt-Universität zu Berlin

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