E. A. A. HAFEZ

Pyrimidine derivatives and related compounds. 4. A route for the synthesis of pyrazolo [3,4-e]-as-triazines, pyrazolo[3,4-d]pyrimidines, and pyrazolo[1,5-c]-as-triazines

Mohamed H. Elnagdi, M. R. H. ELMOGHAYAR, Daizy Hanna Fleita et al. · The Journal of Organic Chemistry · 1976 · 108 citations

Derivative (Chemistry), Derivatives, Bioorganic Chemistry +11

Reaction of 2-arylhydrazono-3-oxonitriles with hydroxylamine. Synthesis of 3-amino-4-arylazoisoxazoles

Mohamed H. Elnagdi, M. R. H. ELMOGHAYAR, E. A. A. HAFEZ et al. · The Journal of Organic Chemistry · 1975 · 50 citations

3-Amino-4-arylazoisoxazolesmohamed H. Elnagdi, Biochemistry, Donut Icon +8

α-Enones in Heterocyclic Synthesis, Part I. Classical Synthetic and Environmentally Friendly Synthetic Approaches to Alkyl and Acyl Azoles and Azines

M.A. Al-Shiekh, Abdellatif M. Salah El‐Din, E. A. A. HAFEZ et al. · Journal of Chemical Research · 2004 · 46 citations

Pyridine Derivatives, Heterocyclic, Conventional Heat +10

2‐Arylhydrazono‐3‐oxopropanals in heterocyclic synthesis: Synthesis of arylazopyrazole, arylazoisoxazole and dialkylpyridazine‐5,6‐dicarboxylate derivatives. New one‐step synthesis of arylazopyrimidines

M.A. Al-Shiekh, Abdellatif M. Salah El‐Din, E. A. A. HAFEZ et al. · Journal of Heterocyclic Chemistry · 2004 · 40 citations

New One‐step Synthesis, Derivatives, Heterocyclic +11

Studies with Functionally Substituted Heteroaromatics: A New Routes for Synthesis of Pyridazino[2,3-a] Quinazoline and Pyridazino-6-imine Derivatives

Khadijah M. Al‐Zaydi, E. A. A. HAFEZ, Mohamed H. Elnagdi · Journal of Chemical Research · 2000 · 19 citations

Heterocyclic, New Routes, Active Methylenes +10