Browsing by Author Sayed Karam Ramadan Emam


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Issue DateTitleAuthor(s)
20192-Cyano-N '-[(1,3-diphenyl-1H-pyrazol-4-yl)methylidene]acetohydrazide in the Synthesis of Nitrogen HeterocyclesEl-Helw, EAE ; Azab, ME; Sayed K. Ramadan 
20223-Aryl/hetaryl-2-cyanoacryloyl chlorides: Synthesis and Reactions with Binucleophiles Targeting HeterocyclesEl-Ziaty, Ahmed ; S.K. Ramadan ; El-Helw, Eman A. E. 
2017Access to convenient synthesis of oxazinone and pyrimidinone heterocycles derived from 2(3H)-furanoneRamadan, S. K. ; Abou-Elmagd, W.S.I. ; El-Ziaty, A.K. ; Hashem, A.I. 
2020Alkylation of 2(3H)-Furanones: Inter- versus Intra-MolecularRamadan, Sayed ; Abou-Elmagd, WSI; Hashem, A.I. 
2016Behavior of some 2(3H)-furanones bearing a chromone moiety as alkylating agentsEl-Ziaty, A.K. ; Abou-Elmagd, W.S.I. ; Ramadan, S.K. ; Hashem, Ahmed ; Ramadan, Sayed 
2020Cytotoxic activity and density functional theory studies of some 1,3-diphenylpyrazolyltetrahydropyrimidine derivativesSayed K. Ramadan ; Halim, KNM; Rizk, SA; El-Hashash, MA
2019Cytotoxic and antimicrobial activities of some novel heterocycles employing 6-(1,3-diphenyl-1H-pyrazol-4-yl)-4-oxo-2-thioxo-1,2,3,4-tetrahydropyrimidine-5-carbonitrileSayed K. Ramadan ; El-Helw, Eman A. E.; Sallam, Hanan A.
2018Design and Synthesis of some N-Heterocycles Derived from Furyl-2 (3H)-FuranoneRamadan, S. K. ; El-Helw, E. A. E. 
10-Aug-2020Design, synthesis and in silico studies of new quinazolinone derivatives as antitumor PARP-1 inhibitorsRamadan, Sayed ; Elrazaz, Eman ; Khaled A M Abouzid ; El- naggar, Abeer 
2019Efficient Microwave-Assisted Synthesis of Some N-Heterocycles Integrated with a Pyrazole MoietyEl-Helw, EAE ; Sayed K. Ramadan 
-Efficient synthesis of some pyrimidine and thiazolidine derivatives bearing quinoline scaffold under microwave irradiationRamadan, Sayed ; El-Naggar, Abeer M.
2024The enhanced visible-light-driven photocatalytic performance of nanocrystalline TiO2 decorated by quinazolinone-photosensitizer toward photocatalytic treatment of simulated wastewaterAdel Hamza, Mahmoud; Abd El-Rahman, Shaimaa A.; Ramadan, Sayed ; Ezz-Elregal, Ezz-Elregal M.; Rizk, Sameh A.; Abou-Gamra, Zeinab M.
2019Facile and expedient synthesis and anti-proliferative activity of diversely pyrrolones bearing 1,3-diphenylpyrazole moietySayed K. Ramadan ; Shaban, S. S.; Hashem, A.I.
2021New potential fungicides pyrazole-based heterocycles derived from 2-cyano-3-(1,3-diphenyl-1H-pyrazol-4-yl) acryloyl isothiocyanateRamadan, S.K. ; Ibrahim, NA; El-Kaed, SA; El-Helw, EAE 
2015Novel synthesis of some imidazolyl-, benzoxazinyl-, and quinazolinyl- 2,4-dioxothiazolidine derivativesYoussef, A.M. ; El-Ziaty, A.K. ; Abou-Elmagd, W.S.I. ; Ramadan, S.K. ; Ramadan, Sayed 
19-Oct-2023One-pot synthesis, computational chemical study, molecular docking, biological study, and in silico prediction ADME/pharmacokinetics properties of 5-substituted 1H-tetrazole derivativesEl-Sewedy, Ahmed; El-Bordany, Eman A; Mahmoud, Naglaa F H; Ali, Kholoud A; Sayed K. Ramadan 
2023Photosensitization of TiO2 microspheres by novel Quinazoline-derivative as visible-light-harvesting antenna for enhanced Rhodamine B photodegradationHamza, M.A.; Rizk, S.A.; Ezz-Elregal, EE.M.; Shaimaa A Abd El-Rahman; Sayed K. Ramadan ; Zeinab M Abou‑Gamra
2019Reactions of 2(3H)-furanonesSayed K. Ramadan ; Abou-Elmagd, W.S.I.; Hashem, A.I.
2021Reactivity of 5-phenyl-3-[(2-chloroquinolin-3-yl)methylene] furan-2(3H)-one towards hydrazine and benzylamine: A comparative studyGad, NM; Abou-Elmagd, WSI; Haneen, DSA; Ramadan, Sayed 
2017Ring Transformation of a 2(3H)-furanone Derivative into Oxazinone and Pyrimidinone HeterocyclesHashem, A.I. ; Abou-Elmagd, W.S.I. ; El-Ziaty, Ahmed ; Ramadan, S.K. ; Ramadan, Sayed