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Synthesis of pyrazolines by the reactions ofα,β-enones with diazomethane and hydrazines (review)

✍ Scribed by Albert Lévai


Book ID
105528578
Publisher
Springer US
Year
1997
Tongue
English
Weight
680 KB
Volume
33
Category
Article
ISSN
0009-3122

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Synthesis of 1-substituted 3,5-diaryl-2-
✍ Albert Lévai; József Jekö 📂 Article 📅 2006 🏛 Journal of Heterocyclic Chemistry 🌐 English ⚖ 99 KB 👁 1 views

## Abstract magnified image 1‐Acetyl‐, 1‐propionyl‐ and 1‐phenyl‐3,5‐diaryl‐2‐pyrazolines have been synthesized by the reaction of the appropriate α,β‐unsaturated ketones with hydrazine or phenylhydrazine in hot acetic acid or propionic acid. Structures of all new 2‐pyrazolines **16‐40** have been