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7H Pyrrolo[3,2 e] [1,2,4]triazolo [1,5 c]pyrimidines were synthesized by the reactions of 2 ethoxymethyleneamino 1H pyrrole 3 carbonitriles with acid hydrazides and by the reac tions of aminoiminopyrimidines (prepared based on the above mentioned carbonitriles) with acid chlorides.

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Fused pyrimidine derivatives R 0515 Synthesis and Rearrangements of 7H-Pyrrolo[3,2-e][1,2,4]triazolo[1,5-c]-and 7H-Pyrrolo[3,2-e][1,2,4]triazolo[4,3-c]pyrimidines. -New preparative routes for the synthesis of triazolo[1,5-c]pyrimidines, much simpler than the widely used methods, are developed. -(VOROB'EV, E. V.; KURBATOV, E. S.; KRASNIKOV, V. V.; MEZHERITSKII*, V. V.; USOVA, E. V.; Russ.

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