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Synthesis and biological activity of some new pyridines, pyrans, and indazoles containing pyrazolone moiety

✍ Scribed by Abbady, Mohamed Saad; Youssef, Mohamed Salah Kamel

Book ID
121549676
Publisher
Springer-Verlag
Year
2014
Tongue
English
Weight
420 KB
Volume
23
Category
Article
ISSN
1054-2523

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## Abstract 3‐Amino‐1‐phenyl‐4,5‐dihydro‐1__H__‐pyrazol‐5‐one (**1**) was used as starting material for the synthesis of a number of azo compounds **3a–3c** and azomethine derivative **4**. The deblocking of **3a**–**3c** and **4** gave rise to **5a**–**5c** and **6** in which a free amino was reve