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Nitrogen Bridgehead Compounds Part 23. Ring Transformation of the 2,3a,6a-Triazaphenalenium Chlorides

✍ Scribed by Bitter, István; Pete, B四a; Hermecz, Istv�; Simon, K�m�; T葉h, G�or; N�ay-Szab�, G�or; M市z�os, Zolt�


Book ID
126861826
Publisher
Japan Institute of Heterocyclic Chemistry
Year
1983
Tongue
English
Weight
114 KB
Volume
20
Category
Article
ISSN
0385-5414

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Nitrogen bridgehead compounds part 21. P
✍ István Bitter; Béla Pete; István Hermecz; Gábor Tóth; Kálmán Simon; Mátyás Czugl 📂 Article 📅 1982 🏛 Elsevier Science 🌐 French ⚖ 228 KB

## Sumary: The first representatives of a new ring system, the 2,3a,6a\_triazaphenalenium quaternary salts are prepared by the cycloaddition of tetrahydro-4H-pyrido[1,2-alpyrimidin--4-ones containing an o-chloroenamine moiety with azomethines. Earlier we have reported2 that 6,7,8,9-tetrahydro-4H-p