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Cyclization of azinium cations with bifunctional nucleophiles. 27. Actoacetamides in synthesis of derivatives of a new heterocyclic system of pyrrolo[3,2-E]-1,2,4-triazine

โœ Scribed by S. G. Alekseev; V. N. Charushin; O. N. Chupakhin; G. G. Aleksandrov; S. V. Shorshnev; A. I. Chernyshev


Book ID
112452504
Publisher
Springer
Year
1989
Tongue
English
Weight
520 KB
Volume
38
Category
Article
ISSN
1573-9171

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Cyclization of N-alkylazinium cations wi
โœ V. G. Baklykov; V. N. Charushin; A. N. Chupakhin; G. G. Aleksandrov ๐Ÿ“‚ Article ๐Ÿ“… 1990 ๐Ÿ› Springer US ๐ŸŒ English โš– 540 KB

1, 4, 4a, 5, 10, 3, react with acetylacetone and acetoacetate esters upon heating in ethanol to give derivatives of a novel heterocyclic system, hexahydro-l,3,4thiadiazolo[2.3-alquinoxalino[2,3-dlpyrrole. Diaddition reactions of bffunctional nucleophiles to 1,4.diazinium cations I, which lea