| Investigation of Some Antiviral N-Heterocycles as COVID 19 Drug: Molecular Docking and DFT Calculations M Hagar, HA Ahmed, G Aljohani, OA Alhaddad International Journal of Molecular Sciences 21 (11), 3922, 2020 | 129 | 2020 |
| Experimental and theoretical spectroscopic studies, HOMO–LUMO, NBO analyses and thione–thiol tautomerism of a new hybrid of 1, 3, 4-oxadiazole-thione with quinazolin-4-one SM Soliman, M Hagar, F Ibid, H El Sayed Spectrochimica Acta Part A: molecular and biomolecular spectroscopy 145, 270-279, 2015 | 59 | 2015 |
| Mesophase stability of new Schiff base ester liquid crystals with different polar substituents M Hagar, HA Ahmed, GR Saad Liquid Crystals 45 (9), 1324-1332, 2018 | 53 | 2018 |
| Microwave‐Assisted Synthesis of Quinoline Derivatives from Isatin ESH El Ashry, ES Ramadan, H Abdel Hamid, M Hagar Synthetic communications 35 (17), 2243-2250, 2005 | 53 | 2005 |
| Mesophase behavior and DFT conformational analysis of new symmetrical diester chalcone liquid crystals M Hagar, HA Ahmed, TH El-Sayed, R Alnoman Journal of Molecular Liquids 285, 96-105, 2019 | 51 | 2019 |
| Design, synthesis, DNA binding, modeling, anticancer studies and DFT calculations of Schiff bases tethering benzothiazole-1, 2, 3-triazole conjugates MA Almehmadi, A Aljuhani, SY Alraqa, I Ali, N Rezki, MR Aouad, M Hagar Journal of Molecular Structure 1225, 129148, 2021 | 48 | 2021 |
| Synthesis and mesophase behaviour of Schiff base/ester 4-(arylideneamino) phenyl-4 ″-alkoxy benzoates and their binary mixtures M Hagar, HA Ahmed, GR Saad Journal of Molecular Liquids 273, 266-273, 2019 | 48 | 2019 |
| Schiff base/ester liquid crystals with different lateral substituents: mesophase behaviour and DFT calculations HA Ahmed, M Hagar, TH El-Sayed, R B. Alnoman Liquid Crystals 46 (7), 1-11, 2019 | 46 | 2019 |
| Microwave irradiation for accelerating organic reactions. Part I: three-, four-and five-membered heterocycles ESH El Ashry, E Ramadan, AA Kassem, M Hagar Advances in heterocyclic chemistry 88, 1-110, 2005 | 46 | 2005 |
| New two rings Schiff base liquid crystals; ball mill synthesis, mesomorphic, Hammett and DFT studies SS Nafee, M Hagar, HA Ahmed, OA Alhaddad, RM El-Shishtawy, ... Journal of Molecular Liquids 299, 112161, 2020 | 44 | 2020 |
| New wide-stability four-ring azo/ester/Schiff base liquid crystals: Synthesis, mesomorphic, photophysical, and DFT approaches NHS Ahmed, GR Saad, HA Ahmed, M Hagar RSC advances 10 (16), 9643-9656, 2020 | 44 | 2020 |
| The synthesis of new thermal stable schiff base/ester liquid crystals: A computational, mesomorphic, and optical study SS Nafee, M Hagar, HA Ahmed, RM El-Shishtawy, BM Raffah Molecules 24 (17), 3032, 2019 | 41 | 2019 |
| DFT calculations and mesophase study of coumarin esters and its azoesters M Hagar, HA Ahmed, OA Alhaddadd Crystals 8 (9), 359, 2018 | 40 | 2018 |
| Microwave irradiation for accelerating each step for the synthesis of 1, 2, 4-triazino [5, 6-b] indole-3-thiolsand their derivatives from isatin and 5-chloroisatin H El Sayed, HMA Hamid, M Hagar Synlett 2004 (04), 723-725, 2004 | 40 | 2004 |
| Impact of the proportionation of dialkoxy chain length on the mesophase behaviour of Schiff base/ester liquid crystals; experimental and theoretical study HA Ahmed, M Hagar, GR Saad Liquid Crystals 46 (11), 1611-1620, 2019 | 39 | 2019 |
| Mesomorphic and geometrical orientation study of the relative position of fluorine atom in some thermotropic liquid crystal systems HA Ahmed, M Hagar, OA Alhaddad Liquid Crystals 47 (3), 404-413, 2020 | 38 | 2020 |
| Catalyst activity or stability: the dilemma in Pd-catalyzed polyketone synthesis F Amoroso, E Zangrando, C Carfagna, C Müller, D Vogt, M Hagar, ... Dalton Transactions 42 (40), 14583-14602, 2013 | 37 | 2013 |
| Experimental and theoretical approaches of molecular geometry and mesophase behaviour relationship of laterally substituted azopyridines M Hagar, HA Ahmed, OA Alhaddad Liquid Crystals 46 (9), 1440-1451, 2019 | 36 | 2019 |
| Wide nematic phases induced by hydrogen-bonding HA Ahmed, M Hagar, M Alaasar, M Naoum Liquid Crystals 46 (4), 550-559, 2019 | 36 | 2019 |
| Mesophase behavior of new linear supramolecular hydrogen-bonding complexes HA Ahmed, M Hagar, A Aljuhani RSC advances 8 (61), 34937-34946, 2018 | 34 | 2018 |
EL SAYED H. EL ASHRYAlexandria University, professor of organic chemistryVerified email at alexu.edu.eg
