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ChemInform Abstract: Synthesis and Antimicrobial Activity of Substituted [(Pyrazol-4-yl)methylene]hydrazono-2,3-dihydrothiazoles and Their Sugar Derivatives.

✍ Scribed by Adel A.-H. Abdel-Rahman; Wael A. El-Sayed; El-Sayed G. Zaki; Asem A. Mohamed; Ahmed A. Fadda

Book ID
112045964
Publisher
John Wiley and Sons
Year
2012
Weight
29 KB
Volume
43
Category
Article
ISSN
0931-7597

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Synthesis and antimicrobial activity of
Synthesis and antimicrobial activity of substituted [(pyrazol-4-yl)methylene]hydrazono-2,3-dihydrothiazoles and their sugar derivatives
✍ Adel A.-H. Abdel-Rahman; Wael A. El-Sayed; El-Sayed G. Zaki; Asem A. Mohamed; Ah 📂 Article 📅 2011 🏛 Journal of Heterocyclic Chemistry 🌐 English ⚖ 160 KB

## Abstract A number of new [(pyrazol‐4‐yl)methylene]hydrazono‐2,3‐dihydrothiazole derivatives, their sugar hydrazones and __N__‐glycosides were synthesized. Furthermore, __N__‐substituted oxygenated alkyl and hydroxyl derivatives and 1,3,4,‐oxadiazoline acyclic nucleoside analogs were prepared. Th

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## Abstract The reaction of ethyl 4‐(benzofuran‐2‐yl)‐2,4‐dioxobutanoate **2** with two moles of hydrazine hydrate afforded 5‐(benzofuran‐2‐yl)‐1__H__‐pyrazole‐3‐carbohydrazide **4a**, while its reaction with equimolar amount of phenylhydrazine gave ester **3b** which then converted to 5‐(benzofura