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Aljuhani, A., S. M. Riyadh, and K. D. Khalil, "Chitosan/CuO nanocomposite films mediated regioselective synthesis of 1,3,4-tri substituted pyrazoles under microwave irradiation", Journal of Saudi Chemical Society, vol. 25, pp. 101276-101283, 2021.
Khalil, K. D., S. M. Riyadh, M. Jaremko, T. A. Farghaly, and M. Hagar, "Synthesis of Chitosan-La2O3 Nanocomposite and Its Utility as a Powerful Catalyst in the Synthesis of Pyridines and Pyrazoles", Molecules, vol. 26, pp. 3689-3699, 2021.
Riyadh, S. M., and S. M. Gomha, "Two decades of the synthesis of mono- and bisaminomercapto[ 1,2,4]triazoles", RSC Advances, vol. 10, pp. 24994–25012, 2020.
Abu‐Melha, S., M. M. Edrees, S. M. Riyadh, M. R Abdelaziz, A. A. Elfiky, and S. M. Gomha, "Clean Grinding Technique: A Facile Synthesis and In Silico Antiviral Activity of Hydrazones, Pyrazoles, and Pyrazines Bearing Thiazole Moiety against SARS‐CoV‐2 Main Protease (Mpro)", Molecules, vol. 25, issue 19, pp. 4565-4577, 2020.
Nouh, S. A., B. O. Alsobhi, A. A. Elfadl, K. Benthami, K. D. Khalil, and S. M. Riyadh, "Structure and thermal investigation of the effect of laser radiation in Chitosan-MgO nanocomposite film", Radiation Effects and Defects in Solids, vol. 175, issue 5-6, pp. 422-432, 2020.
Gomha, S. M., and S. M. Riyadh, Synthesis of some new bioactive heterocycles, : Lap Lambert Academic Publishing, 2020.
Gomha, S. M., S. M. Riyadh, and E. M. Abubaker, Synthesis and Biological Evaluation of Some New Pyrroles, : Lap Lambert Academic Publishing, 2020.
Riyadh, S. M., K. D. Khalil, and A. H. Bashal, "Structural Properties and Catalytic Activity of Binary Poly (vinyl alcohol)/Al2O3 Nanocomposite Film for Synthesis of Thiazoles", Catalysts, vol. 10, issue 1, pp. 100, 2020. reprint.pdf
Afifi, T. H., S. M. Riyadh, A. A. Deawaly, and A. Naqvi, "Novel chromenes and benzochromenes bearing arylazo moiety: molecular docking, in-silico admet, in-vitro antimicrobial and anticancer screening", Medicinal Chemistry Research, vol. 28, issue 9, pp. 1471-1487, 2019. anwer-2.pdf