Mohamed Hagar
Mohamed Hagar
Department of Chemistry, Alexandria University
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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
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
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
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
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
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
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
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
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
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
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
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
DFT calculations and mesophase study of coumarin esters and its azoesters
M Hagar, HA Ahmed, OA Alhaddadd
Crystals 8 (9), 359, 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
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
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
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
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
Wide nematic phases induced by hydrogen-bonding
HA Ahmed, M Hagar, M Alaasar, M Naoum
Liquid Crystals 46 (4), 550-559, 2019
Mesophase behavior of new linear supramolecular hydrogen-bonding complexes
HA Ahmed, M Hagar, A Aljuhani
RSC advances 8 (61), 34937-34946, 2018
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