Journal für Praktische Chemie

Reactivity of heterocyclic compounds. VI. 2, 6??Diaminopyrimidine??5??carbonitriles and 3, 5??Dicyanopyridones from 2??amino??4H??pyran??3, 5??dicarbonitriles

C Seoane, JL Soto, M Quinteiro

Index: Seoane, C.; Soto, J. L.; Quinteiro, M. Journal fuer Praktische Chemie (Leipzig), 1986 , vol. 328, # 1 p. 35 - 41

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Citation Number: 7

Abstract

Abstract The reaction of different 2-amino-4H-pyrans (1, 10) with guanidine affords 2, 6- diaminopyrimidine derivatives (3). Treatment of the pyrans mentioned or their acetylated derivatives with trityl tetrafluoroborate does not yield pyrylium salts, and pyrid-2-one ...

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