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Triazolopyridines. Part 9. The synthesis of7-amino(1,2,3)triazolo(1,5-a)pyridines

โœ Scribed by Belen Abarca; Amparo Asensio; Gurnos Jones; Deborah J. Mouat


Book ID
108372178
Publisher
Elsevier Science
Year
1989
Tongue
French
Weight
529 KB
Volume
45
Category
Article
ISSN
0040-4020

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๐Ÿ“œ SIMILAR VOLUMES


Triazolopyridines. Part 8.1 Nucleophilic
โœ Belen Abarca; Fatemeh Mojarred; Gurnos Jones; Caroline Phillips; Nadine Ng; Jona ๐Ÿ“‚ Article ๐Ÿ“… 1988 ๐Ÿ› Elsevier Science ๐ŸŒ French โš– 721 KB

Nucleophilic substitution of 5-bromotriazoloisoquinoline (3) and of 7-bromo-3-methyltriazolopyridine (6) proceeds readily to give a range of 5-substituted triazoloisoquinolines (4a)-(4e), and of 7-substituted triazolopyridines (7a)-(7h) respectively. Triazoloisoquinolines have been converted into 1,

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Preparation and structure of salts and ylides derived from triazolo[l,5-a]quinoline 2 and triazolo[5,1 -a]isoquinoline 3 are described. Reactions with methyl propiolate of ylides 6-9 give pyrrolo[l,2-a]quinolines 13, 18 and pyrrolol2,1-a]isoquinolines 12, 19.