Exotic Amino Acids. 6. Synthesis of Substituted 4-Oxo-4H-pyrido [1, 2-a] pyrimidines

I Ravina, D Zicane, M Petrova, E Gudriniece…

文献索引：Ravina; Zicane; Petrova; Gudriniece; Kalejs Chemistry of Heterocyclic Compounds, 2002 , vol. 38, # 7 p. 836 - 839

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被引用次数: 10

摘要

Abstract 2-Pyridylaminomethyleneisopropylidenemalo..., prepared from ethoxymethyleneisopropylidenemalonate and 2-aminopyridines, form 4-oxo-4H-pyrido [1, 2- a] pyrimidines at their melting points and are separated from the reaction mixture by sublimation.