Search Results - "Helal, Mohamed H.M."

Synthesis, characterization and in vitro antimicrobial activity of novel 2-thioxo-4-thiazolidinones and 4,4′-bis(2-thioxo-4-thiazolidinone-3-yl)diphenylsulfones by El-Gaby, Mohamed S.A., El-Hag Ali, Gameel A.M., El-Maghraby, Ahmed A., Abd El-Rahman, Mohamed T., Helal, Mohamed H.M.

“…2-Thioxo-4-thiazolidinones ( 3a, b) were achieved by cyclocondensation of isothiocyanatosulfonamides ( 1a, b) with sulfanylacetic acid at reflux temperature in…”
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Synthesis, Characterization, and Antioxidant and Bleomycin-Dependent DNA Damage Evaluation of Curcumin Analogs by Helal, Mohamed H. M., Ahmed, Nadia S., Elwessaly, Mohamed S., Ammar, Yossry A.

“…In an attempt to find a new class of antioxidant agents, a series of pyrazole, pyridopyrazoltriazine, pyrazolotriazine, isoxazole, and pyridine‐containing…”
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Chemistry of 2-cyanomethylene-4-thiazolidinone by El-Gaby, Mohamed S. A., Ammar, Yousry A., El-Hag Ali, Gameel A. M., Helal, Mohamed H. M., Salem, Mohamed A., Ghorab, Mostafa M.

“…This article is a brief review about the synthesis and chemistry of 2-cyanomethylene-4-thiazolidinone 1. The most significant applications of 4-thiazolidinone…”
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Studies on Thiazolopyridines. Part 4: Synthesis of Hitherto Unknown 1,4-Bis(thiazolopyridine)benzene Derivatives by El-Gaby, Mohamed S. A., Khafagy, Moustafa M., Ali, Gameel A. M. El-Hag, Eyada, Hassan A., El-Maghraby, Ahmed A., Helal, Mohamed H. M.

“…2-Cyanomethyl-4-thiazolinone ( 1 ) was condensed with terephthalaldehyde ( 2 ) (2:1 molar ratio) and produced…”
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