ChemInform Abstract: Reactions of Uracil
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H. WAMHOFF; V. KRAMER-HOSS
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Article
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2010
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John Wiley and Sons
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Reactions of Uracils. Part 22. Synthesis of Pyrimido(5,4-c) quinolizines. -Two different examples of heterocyclization reactions of uracil derivatives are described: aza-Wittig cyclization of (I) to (II) and special application of the tert-amino effect in compounds such as (V) to cyclize with ZnCl2