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| Issue Date | Title | Author(s) |
| 1-Mar-2021 | A green microwave method for synthesizing a more stable phthalazin-1-ol isomer as a good anticancer reagent using chemical plasma organic reactions | Rizk Sameh A ; El-Hashash, Maher A. ; Youssef, Amr A.; Elgendy, Abdelfattah T. |
| 1-Dec-2021 | Novel colorimetric chemosensors containing pyridine moiety for detection of some cations in water and crops samples: Design, synthesis, and evaluation | Algohary, Ayman M.; Hassan, Mohamed M.; El-Hashash, Maher A. ; Rizk, Sameh Ahmed ; Elamin, Manahil B.; Ahmed, Amani H. |
| 1-May-2017 | One-pot Synthesis of Novel Spirooxindoles as Antibacterial and Antioxidant Agents | El-Hashash, Maher A. ; Rizk, Sameh Ahmed |
| 1-Sep-2018 | One-pot synthesis, spectroscopic characterization and DFT study of novel 8-azacoumarin derivatives as eco-friendly insecticidal agents | Rizk, Sameh Ahmed ; Elsayed, Galal A. ; El-Hashash, Maher A. |
| 1-Jan-2019 | Phenolic Content as Antioxidant and Antimicrobial Activities of Pistacia atlantica Desf. (Anacardiaceae) Extract from Libya | Othman, Salma O.K.; El-Hashash, Maher A. ; Hussein, Sahar A.M.; El-Mesallamy, Amani M.D.; S.A. Rizk ; Elabbar, Fakhri A. |
| 1-Jan-2012 | Reactivity of 2-ethoxyquinazolin- 4-yl hydrazine and its use in synthesis of novel quinazoline derivatives of antimicrobial activity | El-Hashash, Maher A. ; Darwish, Khalid M.; Rizk, Sameh Ahmed ; El-Bassiouny, Fakhry A. |
| 1-Jul-2016 | Regioselective Diastereomeric Michael Adducts as Building Blocks in Heterocyclic Synthesis | El-Hashash, Maher A. ; Rizk, Sameh Ahmed |
| 1-Nov-2017 | Regiospecific Isomerization of 2-Benzoxazinon-2-yl Benzoic Acid Toward Some Nitrogen Nucleophiles as Environmental Insecticide | El-Hashash, Maher A. ; Rizk, Sameh Ahmed ; El-Naggar, Abeer M.; El-Bana, Mohamed G. |
| 2015 | Synthesis and Antifungal Activity of Novel Quinazolin-4(3H)-one Derivatives | El-Hashash, Maher A. ; Manal Mohamed Elshahawi ; Ragab, Eman A. ; Nagdy, Sanaa |
| 10-Dec-2015 | Synthesis and regioselective reaction of some unsymmetrical heterocyclic chalcone derivatives and spiro heterocyclic compounds as antibacterial agents | El-Hashash, Maher A. ; Rizk, Sameh Ahmed ; Atta-Allah, Saad R. |
| 1-Nov-2004 | Synthesis of some heterocyclic systems of anticipated biological activities via 6-aryl-4-pyrazol-1-ylpyridazin-3-one | Youssef, Ahmed S.A. ; Marzouk, Magda I.; Hassan M. F. Madkour ; El-Soll, Ali M.A.; El-Hashash, Maher A. |
| 1-May-2017 | Ultrasonic and Grinding Aptitudes of One-Pot Synthesis of 5-(4-Chlorophenyl)-7-(3,4-Dimethyl Phenyl)-2-oxo-2H-Pyrano[2,3-b]Pyridine Derivatives as Antibacterial Agents | Rizk, Sameh Ahmed ; El-Hashash, Maher A. ; El-Badawy, Azza A. |
| 1-Sep-2018 | Ultrasonic Aptitude of Regioselective Reaction of 6-bromo-spiro-3,1-benzoxazinone2,1′-isobenzofuran-3′,4-dione Towards Some Electrophilic and Nucleophilic Reagents | El-Hashash, Maher A. ; Rizk, Sameh Ahmed ; El-Badawy, Azza A. |
| 1-Jan-2011 | The uses of 2-ethoxy-(4H)-3,1-benzoxazin-4-one in the synthesis of some quinazolinone derivatives of antimicrobial activity | El-Hashash, Maher A. ; Darwish, Khalid M.; Rizk, Sameh Ahmed ; El-Bassiouny, Fakhry A. |
| 1-Jan-2012 | Uses of 2-ethoxy-4(3H) quinazolinone in synthesis of quinazoline and quinazolinone derivatives of antimicrobial activity: the solvent effect | El-Hashash, Maher A. ; Rizk, Sameh Ahmed ; Darwish, Khalid M.; El-Bassiouny, Fakhry A. |
