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Fused Mesoionic Heterocycles: Synthesis of 1,2,4-triazolo(4,3-b)-1,2,4-triazole derivatives

✍ Scribed by Pedro Molina; Angeles Lorenzo; Rosa Ma Claramunt; José Elguero


Book ID
104242492
Publisher
Elsevier Science
Year
1984
Tongue
French
Weight
118 KB
Volume
25
Category
Article
ISSN
0040-4039

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Fused mesoionic heterocycles : synthesis
✍ P. Molina; M. Alajarín; A. Arques; R. Benzal; H. Hernandez 📂 Article 📅 1983 🏛 Elsevier Science 🌐 French ⚖ 162 KB

A number of mesoionic compounds derivatives of the bicyclic system 1,3,4-triazolo(3,2\_a)pyridine have been prepared, and an improved method for the preparation of 1,3,4oxadiazolo(3,2-a)pyridylium-2-aminides from 1,3,4-oxadiazolo(3,2-a)pyridylium-2-olate and iminophosphoranes is described. Recently

Fused 1,2,4-triazole heterocycles. IV. S
✍ Ferenc Kóródi; József Jekõ; Zoltán Szabó 📂 Article 📅 1997 🏛 Journal of Heterocyclic Chemistry 🌐 English ⚖ 485 KB 👁 1 views

## Abstract Syntheses of 5__H__‐[1,2,4]triazolo[5′,1′:2,3][1,3]thiazino[5,4‐__c__]quinolines 8, 5__H__‐[1,2,4]triazolo[3′,4′:2)3][1,3]thiazino[5,4‐__c__]quinolines 9, 5__H__‐[1,2,4]triazolo[5′,1′:2,3][1,3]thiazino[5,6‐__c__]quinolines 14 and 5__H__‐[1,2,4]triazolo[3′,4′:2,3][1,3]thiazino[5,6‐__c__]