Mohamed Ramadan

ORCID: 0000-0002-7975-3421
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About
Contact & Profiles
Research Areas
  • Synthesis and biological activity
  • Finite Group Theory Research
  • Synthesis and Biological Evaluation
  • Synthesis and Characterization of Heterocyclic Compounds
  • Fractional Differential Equations Solutions
  • Synthesis of heterocyclic compounds
  • Quinazolinone synthesis and applications
  • Coding theory and cryptography
  • Crystallization and Solubility Studies
  • X-ray Diffraction in Crystallography
  • graph theory and CDMA systems
  • Matrix Theory and Algorithms
  • Coronary Interventions and Diagnostics
  • Numerical methods for differential equations
  • Iterative Methods for Nonlinear Equations
  • Click Chemistry and Applications
  • Differential Equations and Numerical Methods
  • Cardiac Imaging and Diagnostics
  • Synthesis and Reactivity of Sulfur-Containing Compounds
  • Advanced Optimization Algorithms Research
  • Cancer therapeutics and mechanisms
  • Numerical methods in engineering
  • Renal and Vascular Pathologies
  • Bioactive Compounds and Antitumor Agents
  • Nonlinear Waves and Solitons

Al-Azhar University
2016-2025

Assiut University
2017-2024

National Research Centre
2024

South Valley University
2024

Aswan University
2024

Cairo University
2005-2023

Menoufia University
2014-2023

Al-Azhar University
2020-2023

King Faisal Specialist Hospital & Research Centre
2007-2023

Taif University
2023

Novel quinoline-based derivatives 2a-e and 4a-j have been designed synthesized as potential antiproliferative agents. The compounds were screened for their activity against sixty cell lines according to NCI protocol. promising hybrids 4d-g are by MTT assays on three cancer lines: leukemia (MOLT-4), lung (HOP-92), breast (T47D), with IC50 values ranging from 4.982 ± 0.2 36.52 1.46 µM compared Staurosporine, compound 4e being the most effective. Derivatives evaluated inhibitory EGFR BRAFV600E....

10.1007/s11030-025-11127-4 article EN cc-by Molecular Diversity 2025-03-08

10.1007/bf00052096 article EN Acta Mathematica Academiae Scientiarum Hungaricae 1992-03-01

The review summarizes recent literatures dealing with hydrazinecarbothioamide group in thiocarbohydrazides and other derivatives including their physical chemical properties along applications the synthesis of heterocycles.

10.3998/ark.5550190.0010.106 article EN cc-by ARKIVOC 2009-06-14

Novel quinoline derivatives carrying nitrones and oxime as nitric oxide donors were prepared characterized using different spectroscopic techniques. Nitrones can release in larger amounts compared to corresponding oximes. Antiproliferative screening results showed that the 2-benzylthioquinoline 6e 6f 2-methylthio analogues 6g 6h exhibited promising antiproliferative activity especially against leukemia colon cancer cell lines. Compounds 6c, 6e, higher potency anticancer agents doxorubicin,...

10.1002/ardp.201800270 article EN Archiv der Pharmazie 2018-11-30

Dimethyl acetylenedicarboxylate, ethyl propiolate, and E-dibenzoylethylene react with thienopyrimidines (cyclo-pentyl, -hexyl, -heptyl) derivatives to form thiazolo[3,2-a]thieno-[2,3-d]pyrimidin-2-ylidene) acetates, thieno[2,3-d]pyrimidin-2-ylthioacrylates, thieno[2',3':4,5]pyrimido[2,1-b][1,3]thiazin-6-ones, respectively. Reactions proceed via cyclization thio-addition processes. Some of showed high inhibition Hep-G2 cell growth compared the untreated control cells. However, fused heptyl...

10.1002/ardp.200900245 article EN Archiv der Pharmazie 2010-03-15

Reaction of 3‐aroyl‐1‐arylthioureas with dimethyl but‐2‐ynedioate in dichloromethane and catalyzed by triphenylphosphine at −5°C led to ( Z )‐methyl 2‐[( )‐2‐(4‐aroylimino)‐4‐oxo‐3‐aryl‐1,3‐thiazolidin‐5‐ylidene]acetates good yields. The mechanism is discussed. X‐ray structure analysis one thiazolidine derivative described. Antitumor antioxidant activities have been investigated. One 1,3‐thiazolidine showed moderate antiproliferative vitro activity against hepatocellular carcinoma Hep‐G2,...

10.1002/jhe.641 article EN Journal of Heterocyclic Chemistry 2012-07-01

The review summarizes recent literatures dealing with the synthetic tools of thieno[2,3-d]pyrimidine derivatives including their biological activities and applications in synthesis heterocycles.

10.1002/jhet.1118 article EN Journal of Heterocyclic Chemistry 2013-05-01
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