| Issue Date | Title | Author(s) |
| 2001 | Chemistry of substituted quinolinones. III. Synthesis and reactions of some novel 3-pyrazolyl-2-quinolinones | Othman,E.S. ; Mohamed Abass |
| 1999 | New quinolones and naphthyridinones bearing heterocyclic rings | Othman,E.S. ; Ibrahim, Salah Sayed; Allimony, H.A; El-Gendy, Zeinab M. |
| 2003 | Some nucleophilic cyclization reactions with 3-[4-(benzo[1,3]dioxolylmethylene)pyrazolyl]quinolone | Othman,E.S. |
| 2007 | Substituted quinolinones, part 11: Efficient synthesis of different 3-(4-arylidene and hetarylidene-5-oxopyrazolin-3-yl) quinolin-2-ones | Othman,E.S. ; Mohamed Abass; Akram Hassan |
| Mar-2013 | Substituted quinolinones. 18. 3-Acetyl-4-methylthioquinolin-2(1H)-one as useful synthon intermediate for synthesis of some new quinolinones | Othman,E.S. |
| 1-Dec-2019 | Substituted quinolinones. 31. Some new pyrano[3,2-c]quinoline-3-carboxamides and their antioxidant activity | Othman,E.S. ; Heba Hassan; Mohamed Abass |
| Jan-2015 | Substituted quinolinones. Part 22. In vitro antimicrobial evaluation of some 4-hydroxy-1-methyl- 3-pyrazolinylquinolin-2(1H)-ones as useful antibiotic intermediates | Othman,E.S. ; Mohamed Abass |
| 2005 | Synthesis and cyclization reactions with quinolinyl keto esters I. Chemical reactivity of quinolinyl β-keto ester and quinolinyl α,β- unsaturated ketones | Othman,E.S. ; Ismail, M.M.; Mohamed, H.M. |
| 2021 | Synthesis and cytotoxic evaluation of novel brominated N-alkyl pyrano[3,2-c]quinolinones | Othman,E.S. ; Jehan M. Morsy; Hany M. Hassanin; mohamed hassan, shrouk |
| 1997 | Synthesis of new 3-acryloyl-1,2-dihydro-4-hydroxy-1-methyl-2-oxoquinoline derivatives and their behaviour towards some nucleophiles | Othman,E.S. ; Ibrahim, S.S.; Allimony, H.A. |
| 2019 | Synthesis of Pyrano[3,2-c]quinoline-3-carboxaldehyde and 3-(Ethoxymethylene)-pyrano[3,2-c]quinolinone and Their Chemical Behavior toward Some Nitrogen and Carbon Nucleophiles | Othman,E.S. |