1,2,3-Triazolo[4,5-e]-1,2,4-triazolo[3,4
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Giuliana Biagi; Irene Giorgi; Oreste Livi; Clementina Manera; Valerio Scartoni
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Article
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1999
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Journal of Heterocyclic Chemistry
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English
β 301 KB
π 1 views
## Abstract Some new 1,2,3βtriazolo[4,5β__e__]β1,2,4βtriazolo[3,4β__c__]pyrimidmes were prepared starting from the corresponding 1,2,3βtriazolo[4,5β__d__]pyrimidines __via__ the formation of the 1,2,4βtriazole ring. Thus suitable hydrazino derivatives 6 were condensed with triethyl orthoformate, tr