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Formation of an optically active 2-phenyl[1,2,4]triazolo[1,5-a]pyrimidine derivative in the reaction of (+)-3-carene-derived β-chlorovinylketone with benzylidene aminoguanidine

✍ Scribed by Sergey A. Popov; Tatyana V. Rybalova; Yury V. Gatilov; Alexey V. Tkachev


Book ID
118155080
Publisher
Royal Society of Chemistry
Year
2002
Tongue
English
Weight
106 KB
Volume
12
Category
Article
ISSN
0959-9436

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1,2-Methyl shift in the reaction of 4,7-
✍ Sergey A. Komykhov; Sergey M. Desenko; Alexander S. Kaganovsky; Valery D. Orlov; 📂 Article 📅 2000 🏛 Journal of Heterocyclic Chemistry 🌐 English ⚖ 115 KB

## Abstract The reaction of the heterocyclic enamine **1** with tosyl azide (**2**) leads to the tosylimino derivative **4** of 1,2,4‐triazolo[1,5‐a]pyrimidine. The extrusion of nitrogen from the primary adduct **3** is followed by a 1,2‐shift of a methyl group. The structure determination of **4**