M
Mohamed Rifaat Hamza Elmoghayar
Researcher at Cairo University
Publications - 37
Citations - 403
Mohamed Rifaat Hamza Elmoghayar is an academic researcher from Cairo University. The author has contributed to research in topics: Pyridine & Pyrimidinones. The author has an hindex of 12, co-authored 37 publications receiving 394 citations. Previous affiliations of Mohamed Rifaat Hamza Elmoghayar include American University in Cairo & Mansoura University.
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Journal ArticleDOI
The Chemistry of 3-Oxoalkanenitriles
TL;DR: In this paper, des intermediaires importants pour la synthese d'une variete de systemes heterocycliques difficilement accessible par d'autres methodes.
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Reactions with β-cyanoethylhydrazine—II: Synthesis of some 4,5,6,7-tetrahydropyrazolo[1,5-a]pyrimidine derivatives
Mohamed Hilmy Elnagdi,Mohamed Hilmy Elnagdi,Daizy Hanna Fleita,Daizy Hanna Fleita,Mohamed Rifaat Hamza Elmoghayar,Mohamed Rifaat Hamza Elmoghayar +5 more
TL;DR: In this paper, arylidene derivatives of benzoylacetonitrile were cycled into 2-phenyl-4,5,6,7,7-tetrahydropyrazolo[1,5-a]pyrimidin-5-one by acetic acid-hydrochloric acid.
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A Novel Synthesis of Thiazolo[2,3-a]pyridine Derivatives
Mohamed Rifaat Hamza Elmoghayar,Mohamed Kamal Ahmed Ibraheim,Ahmed H. Elghandour,Mohamed Hilmy Elnagdi +3 more
Journal ArticleDOI
Reactions with cyclic amidines II. The behaviour of cyclic amidines toward ethoxycarbonyl and aroyl isothiocyanates
TL;DR: In this article, the behavior of aminopyrazole derivatives 1a-c, 2-amino-4-phenylthiazole (2) and 2-amide-5phenyl-1,3,4,4-thiadiazole derivatives (3) toward the action of ethoxycarbonyl and benzoyl iso-thIocyanate is reported.
Journal ArticleDOI
Activated nitriles in heterocyclic synthesis. Part III. Synthesis of N-amino-2-pyridone, pyranopyrazole and thiazolopyridine derivatives
Mohamed Rifaat Hamza Elmoghayar,Abdel-Ghani Ali El-Agamey,Mohamed A. Nasr,Mohamed Mohamed Mohamed Sallam +3 more
TL;DR: In this paper, the reaction of 2-cyanoethanoic acid hydrazide and arylidenemalononitrile was studied as a new route for the synthesis of N-amino-2-pyridones.