ChemInform Abstract: Heterocyclic Rearrangements. Synthesis of 1,2,4-Oxadiazolo(2,3-a)pyrimidinium Systems and Their Ring Opening into Pyrimidine N-Oxides.

6533b836fe1ef96bd12a07ed

RESEARCH PRODUCT

ChemInform Abstract: Heterocyclic Rearrangements. Synthesis of 1,2,4-Oxadiazolo(2,3-a)pyrimidinium Systems and Their Ring Opening into Pyrimidine N-Oxides.

Silvestre Buscemi Nicolò Vivona Vincenzo Frenna Gabriella Macaluso

subject

chemistry.chemical_compound Pyrimidine chemistry General Medicine Ring (chemistry)Medicinal chemistry

description

Reaction des methyl- et phenyl-5 amino-3 oxadiazoles-1,2,4 avec l'acetylacetone ou la benzoylacetone en presence d'acide perchlorique: obtention de methyl- et phenyl-2 methyl- et phenyl-5 methyl-7 oxadiazolo [2,3-a] pyrimidiniums-4 qui se decyclisent ensuite en oxydes-1 d'acylamino-2- et amino-2 methyl-4 methyl- et phenyl-6 pyrimidines

year	journal	country	edition	language
1987-05-12	ChemInform

https://doi.org/10.1002/chin.198719198

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