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Syntheses of 4-aroyl and 4-Disubstituted Hydroxymethyl-pyridazin-3(2H)-ones and Their 3-Mercapto Derivatives: Synthesis of 1,3-Dithiano[4,5-c]pyridazine as a New Ring System

✍ Scribed by Prof. Dr. Nabil A. Shams; Ebtisam I. Enayat (Mrs.); Alyaa A. Shalaby (Mrs.); Samia A. El-Abbady


Book ID
105353175
Publisher
John Wiley and Sons
Year
1987
Tongue
English
Weight
340 KB
Volume
329
Category
Article
ISSN
1615-4150

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Syntheses of some new 1H-pyrazole, pyrid
✍ Esvet Akbaş; Furgan Aslanoǧlu 📂 Article 📅 2006 🏛 John Wiley and Sons 🌐 English ⚖ 82 KB

## Abstract The new 1H‐pyrazole‐3‐carboxylic acid **2**, pyridazin‐3(2H)‐one **3**, and their various derivatives were prepared by the reactions of the 4‐benzoyl‐5‐phenyl‐2,3‐dihydro‐2,3‐furandione **1** and 2,5‐dichlorophenylhydrazine. Pyrazolo[3,4‐d]pyridazine **7** was obtained from cyclization