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  1. Multifaceted insights of experimental, surface, and computational investigations for a synthesized pyrazolyl derivative inhibitor for carbon steel corrosion in an acidic environment

    Article • Scientific Reports, December 2025, Springer Science + Business Media

    Dr. Sayed K. Ramadan

  2. Corrosion inhibition mechanism of pyrazolopyrazole and triazolopyrimidine surfactants based on pyridine scaffold on N80 carbon steel in acidic and bacterial media: Synthesis, characterization, docking, DFT, and MD simulations

    Article • Journal of Molecular Structure, December 2025, Elsevier

    Dr. Sayed K. Ramadan

  3. Straightforward synthesis and in silico evaluation of pyrazolylthiazolidinone derivatives as prospective antiproliferative agents

    Article • Bioorganic Chemistry, October 2025, Elsevier

    Dr. Sayed K. Ramadan

  4. Correction

    Article • Polycyclic Aromatic Compounds, September 2025, Taylor & Francis

    Dr. Sayed K. Ramadan

  5. Synthesis and In Silico Evaluation of Thiazole, Thiazolidinone, and Pyrimidinethione Candidates Bearing A Benzo[ h ]Quinoline Scaffold as Potential Antiproliferative Agents

    Article • Polycyclic Aromatic Compounds, September 2025, Taylor & Francis

    Dr Eman A. E. El-Helw, Dr. Sayed K. Ramadan

  6. Synthesis of Benzo[h]quinoline derivatives and evaluation of their insecticidal activity against Culex pipiens L. larvae

    Article • European Journal of Medicinal Chemistry, June 2025, Elsevier

    Dr Eman A. E. El-Helw, Dr. Sayed K. Ramadan

  7. Design, synthesis, and in silico studies of pyrazolyl-thiazole and thiazolidinone hybrids as potential antiproliferative agents

    Article • Synthetic Communications, June 2025, Taylor & Francis

    Dr Eman A. E. El-Helw, Dr. Sayed K. Ramadan

  8. Synthesis, computational analysis, and exploring antiproliferative activity of triazolo- and thiazolo-pyrimidine derivatives as potential EGFR inhibitors

    Article • Journal of Molecular Structure, June 2025, Elsevier

    Dr. Sayed K. Ramadan

  9. Antiviral activity of newly synthesized pyrazole derivatives against Newcastle disease virus

    Article • Scientific Reports, May 2025, Springer Science + Business Media

    Dr. Sayed K. Ramadan

  10. Synthesis and Exploring Antiproliferative Activity of Some Pyrazole-Bearing Heterocycles: DFT, Molecular Docking, and ADME Study

    Article • Russian Journal of General Chemistry, March 2025, Pleiades Publishing Ltd

    Dr. Sayed K. Ramadan

  11. In Silico ADME, DFT, and Antiproliferative Activity of Pyrazole-based Pyrimidinethione, Triazolethione, and Thiadiazolopyrimidine Derivatives

    Article • Russian Journal of General Chemistry, February 2025, Pleiades Publishing Ltd

    Dr. Sayed K. Ramadan

  12. Synthesis, in vivo evaluation, and in silico molecular docking of benzo[h]quinoline derivatives as potential Culex pipiens L. larvicides

    Article • Bioorganic Chemistry, January 2025, Elsevier

    Dr Eman A. E. El-Helw, Dr. Sayed K. Ramadan

  13. Antiproliferative Activity and Molecular Docking of Some Pyrazole‐Based Quinazolinone, Benzimidazole, and Tetrazinethione Derivatives

    Article • Journal of Biochemical and Molecular Toxicology, January 2025, Wiley

    Dr. Sayed K. Ramadan

  14. Design, Synthesis, Antiproliferative Screening, and In Silico Studies of Some Pyridinyl‐Pyrimidine Candidates

    Article • Journal of Heterocyclic Chemistry, December 2024, Wiley

    Dr. Sayed K. Ramadan

  15. Some Thiazolopyrimidine Derivatives: Synthesis, DFT, Cytotoxicity, and Pharmacokinetics Modeling Study

    Article • Synlett, October 2024, Thieme Publishing Group

    Dr. Sayed K. Ramadan

  16. Synthesis, antiproliferative activity, and in silico studies of quinoline-based pyrimidinedione and thiazolidinedione derivatives

    Article • Synthetic Communications, October 2024, Taylor & Francis

    Dr Eman A. E. El-Helw, Dr. Sayed K. Ramadan

  17. Synthesis, insecticidal Activity, and molecular docking analysis of some benzo[h]quinoline derivatives against Culex pipiens L. Larvae

    Article • Bioorganic Chemistry, September 2024, Elsevier

    Dr Eman A. E. El-Helw, Dr. Sayed K. Ramadan

  18. Synthesis and in silico studies of certain benzo[f]quinoline-based heterocycles as antitumor agents

    Article • Scientific Reports, July 2024, Springer Science + Business Media

    Dr Eman A. E. El-Helw, Dr. Sayed K. Ramadan

  19. The enhanced visible-light-driven photocatalytic performance of nanocrystalline TiO2 decorated by quinazolinone-photosensitizer toward photocatalytic treatment of simulated wastewater

    Article • Journal of Photochemistry and Photobiology A Chemistry, July 2024, Elsevier

    Dr. Sayed K. Ramadan, Professor Sameh Ahmed Rizk

  20. Synthesis and Biological Applications of Coumarinyl-Chalcones

    Article • Current Organic Chemistry, June 2024, Bentham Science Publishers

    Dr Eman A. E. El-Helw, Professor sameh rizk, Dr. Sayed K. Ramadan, Professor Sameh Ahmed Rizk

  21. Synthesis and antimicrobial activity of thiophene-based heterocycles derived from thiophene-2-carbohydrazide

    Article • Future Medicinal Chemistry, February 2024, Taylor & Francis

    Dr Eman A. E. El-Helw, Dr. Sayed K. Ramadan

  22. Synthesis, computational chemical study, antiproliferative activity screening, and molecular docking of some thiophene-based oxadiazole, triazole, and thiazolidinone derivatives

    Article • RSC Advances, January 2024, Royal Society of Chemistry

    Dr Eman A. E. El-Helw, doctor Amna s. Elgubbi, Dr. Sayed K. Ramadan

  23. β-Enaminonitrile in the synthesis of tetrahydrobenzo[b]thiophene candidates with DFT simulation, in vitro antiproliferative assessment, molecular docking, and modeling pharmacokinetics

    Article • RSC Advances, January 2024, Royal Society of Chemistry

    Dr Eman A. E. El-Helw, Dr. Sayed K. Ramadan

  24. Antiviral activity of pyrazole derivatives bearing a hydroxyquinoline scaffold against SARS-CoV-2, HCoV-229E, MERS-CoV, and IBV propagation

    Article • RSC Advances, January 2024, Royal Society of Chemistry

    Dr. Sayed K. Ramadan

  25. Some pyrimidohexahydroquinoline candidates: synthesis, DFT, cytotoxic activity evaluation, molecular docking, and in silico studies

    Article • RSC Advances, January 2024, Royal Society of Chemistry

    Dr. Sayed K. Ramadan

  26. One-pot synthesis, computational chemical study, molecular docking, biological study, and in silico prediction ADME/pharmacokinetics properties of 5-substituted 1H-tetrazole derivatives

    Article • Scientific Reports, October 2023, Springer Science + Business Media

    Dr. Sayed K. Ramadan

  27. Synthesis and Antioxidant Activity of Some Benzoquinoline-Based Heterocycles Derived from 2-((3-Chlorobenzo[f]quinolin-2-yl)methylene)hydrazine-1-carbothioamide

    Article • Journal of the Iranian Chemical Society, September 2023, Springer Science + Business Media

    Dr Eman A. E. El-Helw, Dr. Sayed K. Ramadan

  28. Photosensitization of TiO2 microspheres by novel Quinazoline-derivative as visible-light-harvesting antenna for enhanced Rhodamine B photodegradation

    Article • Scientific Reports, August 2023, Springer Science + Business Media

    Dr. Sayed K. Ramadan, Professor Sameh Ahmed Rizk

  29. The Enhanced Visible-Light-Driven Photocatalytic Performance of Nanocrystalline Tio2 Decorated by Novel Quinazolinone-Photosensitizer Toward Photocatalytic Treatment of Simulated Wastewater

    Article • January 2023, Elsevier

    Dr. Sayed K. Ramadan

  30. Synthesis and Characterization of Some Chitosan-Quinoline Nanocomposites as Potential Insecticidal Agents

    Article • Polycyclic Aromatic Compounds, October 2022, Taylor & Francis

    Dr. Sayed K. Ramadan

  31. 3-Aryl/hetaryl-2-cyanoacryloyl chlorides: Synthesis and Reactions with Binucleophiles Targeting Heterocycles

    Article • Egyptian Journal of Chemistry, August 2022, Egypts Presidential Specialized Council for Education and Scientific Research

    prof. Ahmed Kamel EL-ziaty, Dr Eman A. E. El-Helw, Dr. Sayed K. Ramadan

  32. Rodenticidal Activity of Some Quinoline-Based Heterocycles Derived from Hydrazide–Hydrazone Derivative

    Article • Polycyclic Aromatic Compounds, June 2022, Taylor & Francis

    Dr. Sayed K. Ramadan, Professor Sameh Ahmed Rizk

  33. Ultrasonic Promoted Regioselective Reactions of the Novel Spiro 3,1-Benzoxazon-Isobenzofuranone Dye Toward Some Organic Base Reagents

    Article • Polycyclic Aromatic Compounds, April 2022, Taylor & Francis

    Dr Eman A. E. El-Helw, Dr. Sayed K. Ramadan, Professor Sameh Ahmed Rizk

  34. Synthesis, SAR studies, and insecticidal activities of certain N-heterocycles derived from 3-((2-chloroquinolin-3-yl)methylene)-5-phenylfuran-2(3H)-one against Culex pipiens L. larvae

    Article • RSC Advances, January 2022, Royal Society of Chemistry

    Dr. Sayed K. Ramadan

  35. Synthesis and biological activity on IBD virus of diverse heterocyclic systems derived from 2-cyano-N'-((2-oxo-1,2-dihydroquinolin-3-yl)methylene)acetohydrazide

    Article • Synthetic Communications, August 2021, Taylor & Francis

    Dr. Sayed K. Ramadan, Professor Sameh Ahmed Rizk

  36. Synthesis, density functional theory, and cytotoxic activity of some heterocyclic systems derived from 3-(3-(1,3-diphenyl-1H-pyrazol-4-yl)acryloyl)-2H-chromen-2-one

    Article • Journal of the Iranian Chemical Society, June 2021, Springer Science + Business Media

    Dr. Sayed K. Ramadan, Professor Sameh Ahmed Rizk

  37. New potential fungicides pyrazole-based heterocycles derived from 2-cyano-3-(1,3-diphenyl-1H-pyrazol-4-yl) acryloyl isothiocyanate

    Article • Journal of Sulfur Chemistry, March 2021, Taylor & Francis

    Dr Eman A. E. El-Helw, Dr. Sayed K. Ramadan

  38. Synthesis, characterization, computational chemical studies and antiproliferative activity of some heterocyclic systems derived from 3-(3-(1,3-diphenyl-1H-pyrazol-4-yl)acryloyl)-2H-chromen-2-one

    Article • Synthetic Communications, March 2021, Taylor & Francis

    Dr. Sayed K. Ramadan, Professor Sameh Ahmed Rizk

  39. Reactivity of 5-phenyl-3-[(2-chloroquinolin-3-yl)methylene] furan-2(3H)-one towards hydrazine and benzylamine: A comparative study

    Article • Synthetic Communications, February 2021, Taylor & Francis

    Dr. Sayed K. Ramadan

  40. Synthesis and antioxidant evaluation of some heterocyclic candidates from 3-(1,3-diphenyl-1H-pyrazol-4-yl)-2-(4-oxo-4H-benzo[d][1,3]oxazin-2-yl)propenonitrile

    Article • Synthetic Communications, February 2021, Taylor & Francis

    Dr Eman A. E. El-Helw, prof. Ahmed Kamel EL-ziaty, Dr. Sayed K. Ramadan

  41. Straightforward synthesis, antiproliferative screening, and density functional theory study of some pyrazolylpyrimidine derivatives

    Article • Journal of Heterocyclic Chemistry, December 2020, Wiley

    Dr. Sayed K. Ramadan, Professor Sameh Ahmed Rizk

  42. Synthesis, antiproliferative activity, and molecular docking of some N ‐heterocycles bearing a pyrazole scaffold against liver and breast tumors

    Article • Journal of Heterocyclic Chemistry, October 2020, Wiley

    prof. Ahmed Kamel EL-ziaty, Dr. Sayed K. Ramadan

  43. Efficient synthesis of some pyrimidine and thiazolidine derivatives bearing quinoline scaffold under microwave irradiation

    Article • Synthetic Communications, May 2020, Taylor & Francis

    Dr. Sayed K. Ramadan

  44. Alkylation of 2(3H)-Furanones: Inter- versus Intra-Molecular

    Article • Letters in Organic Chemistry, May 2020, Bentham Science Publishers

    Dr. Sayed K. Ramadan, Professor wael Abou elmagd

  45. Synthesis and antiviral activity of some pyrrolonyl substituted heterocycles as additives to enhance inactivated Newcastle disease vaccine

    Article • Medicinal Chemistry Research, April 2020, Springer Science + Business Media

    Dr. Sayed K. Ramadan

  46. Synthesis, DFT study, molecular docking and insecticidal evaluation of some pyrazole-based tetrahydropyrimidine derivatives

    Article • Synthetic Communications, March 2020, Taylor & Francis

    Dr. Sayed K. Ramadan, Professor Sameh Ahmed Rizk

  47. Cytotoxic activity and density functional theory studies of some 1,3-diphenylpyrazolyltetrahydropyrimidine derivatives

    Article • Journal of the Iranian Chemical Society, February 2020, Springer Science + Business Media

    Dr. Sayed K. Ramadan, Professor Sameh Ahmed Rizk

  48. Design, synthesis andin silicostudies of new quinazolinone derivatives as antitumor PARP-1 inhibitors

    Article • RSC Advances, January 2020, Royal Society of Chemistry

    Dr. Sayed K. Ramadan

  49. 2-Cyano-N′-[(1,3-diphenyl-1H-pyrazol-4-yl)methylidene]acetohydrazide in the Synthesis of Nitrogen Heterocycles

    Article • Russian Journal of Organic Chemistry, December 2019, Pleiades Publishing Ltd

    Dr Eman A. E. El-Helw, Dr. Sayed K. Ramadan

  50. Cytotoxic and antimicrobial activities of some novel heterocycles employing 6-(1,3-diphenyl-1H-pyrazol-4-yl)-4-oxo-2-thioxo-1,2,3,4-tetrahydropyrimidine-5-carbonitrile

    Article • Heterocyclic Communications, November 2019, De Gruyter

    Dr. Sayed K. Ramadan, Dr Eman A. E. El-Helw

  51. Facile and expedient synthesis and anti-proliferative activity of diversely pyrrolones bearing 1,3-diphenylpyrazole moiety

    Article • Synthetic Communications, November 2019, Taylor & Francis

    Dr. Sayed K. Ramadan

  52. Efficient Microwave-Assisted Synthesis of Some N-Heterocycles Integrated with a Pyrazole Moiety

    Article • Russian Journal of Organic Chemistry, October 2019, Pleiades Publishing Ltd

    Dr Eman A. E. El-Helw, Dr. Sayed K. Ramadan

  53. Study of Proclivity of 2(3H)-Furanones

    Article • Synthetic Communications, August 2019, Taylor & Francis

    Dr. Sayed K. Ramadan, Professor wael Abou elmagd

  54. Synthesis and anti H5N1 activities of some novel fused heterocycles bearing pyrazolyl moiety

    Article • Synthetic Communications, August 2018, Taylor & Francis

    Dr. Sayed K. Ramadan, Professor wael Abou elmagd

  55. Synthesis, Spectral Characterization, Cytotoxic, and Antimicrobial Activities of Some Novel Heterocycles Utilizing 1,3-Diphenylpyrazole-4-carboxaldehyde Thiosemicarbazone

    Article • Journal of Heterocyclic Chemistry, June 2018, Wiley

    Dr. Sayed K. Ramadan

  56. Synthesis and antimicrobial activity evaluation

    Article • Journal of Chemical Research, June 2018, SAGE Publications

    Dr. Sayed K. Ramadan, Dr Eman A. E. El-Helw

  57. Ring Transformation of a 2(3H )-furanone Derivative into Oxazinone and Pyrimidinone Heterocycles

    Article • Journal of Heterocyclic Chemistry, June 2017, Wiley

    Professor wael Abou elmagd, Dr. Sayed K. Ramadan, prof. Ahmed Kamel EL-ziaty

  58. ACCESS TO CONVENIENT SYNTHESIS OF OXAZINONE AND PYRIMIDINONE HETEROCYCLES DERIVED FROM 2(3H)-FURANONE

    Article • European Chemical Bulletin, March 2017, European Chemical Bulletin

    Dr. Sayed K. Ramadan

  59. Synthesis and biological screening of some chromonyl-substituted heterocycles

    Article • Synthetic Communications, December 2016, Taylor & Francis

    Dr. Sayed K. Ramadan, prof. Ahmed Kamel EL-ziaty

  60. Behavior of chromonyl-2(3H)-Furanones as Alkylating Agents

    Article • Egyptian Journal of Chemistry, August 2016, Egypts Presidential Specialized Council for Education and Scientific Research

    Dr. Sayed K. Ramadan, prof. Ahmed Kamel EL-ziaty

  61. Synthesis and antitumor activity evaluation of some N-heterocycles

    Article • Synthetic Communications, June 2016, Taylor & Francis

    Dr. Sayed K. Ramadan, prof. Ahmed Kamel EL-ziaty

  62. Novel Synthesis of Some Imidazolyl-, Benzoxazinyl-, and Quinazolinyl-2,4-dioxothiazolidines

    Article • Journal of Heterocyclic Chemistry, May 2014, Wiley

    Professor wael Abou elmagd, Dr. Sayed K. Ramadan, prof. Ahmed Kamel EL-ziaty