Abstract
The enolic form of cyclic compounds like 4-hydroxycoumarin,-2-pyronones,-2-pyridones and cyclohexane-1,3-diones yields malonyl heterocycles by heating withMeldrum acid.
Enolisierbare Ringverbindungen vom Typ des 4-Hydroxycumarins,-2-pyronons und-2-pyridons sowie des 1,3-Cyclohexandions schließen beim Erhitzen mitMeldrumsäure Ringe zu Malonyl-heterocyclen.
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Herrn Prof. Dr.H. Nowotny gewidment.
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Ziegler, E., Junek, H. & Herzog, U. Zur Chemie der Meldrumsäure. Monatshefte für Chemie 102, 1626–1630 (1971). https://doi.org/10.1007/BF00917215
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DOI: https://doi.org/10.1007/BF00917215