Nitrogen bridgehead compounds. Part 67. Preparation of novel policyclic quaternary salts

István Bitter, Béla Pete, Béla Ágai, Lészló Tõke, Gábor Tóth, István Hermecz, Kálmán Simon, Zoltán Mészáros, László Párkányi

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Abstract

The first representatives of new polycyclic ring systems - thiazolo- and oxazolo-[2,3-b] triazaphenalenes, benzoxazolo- and benzothiazolo-[2,3-b] triazaphenalenes and isoquinolo[1,2-b]triazaphenalenes - are prepared by the cycloaddition of pyrido[1,2-a]pyrirnidine derivatives with cyclic azomethines.

Original languageEnglish
Pages (from-to)2615-2622
Number of pages8
JournalHeterocycles
Volume26
Issue number10
Publication statusPublished - Oct 1 1987

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ASJC Scopus subject areas

  • Analytical Chemistry
  • Pharmacology
  • Organic Chemistry

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