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Synthesis and Properties of New α,β-Unsaturated Ketones Derived from Substituted 2-Quinolones. -Base-promoted condensation reaction of the 3-acetyl-2-quinolones, prepared from the 2-aminobenzophenones (I) and ethyl acetoacetate (II), with the aldehydes (IV) leads to the formation of the vinyl ketones ( V). -(VOSTROVA, L. N.; GERNEGA, S. A.; KIRICHENKO, A. M.; ONISHCHENKO, E. V.; ABRAMOVICH, A. E.; GRENADEROVA, M. V.; KLAD'KO, L. G.; Ukr.

Aus dem substituierten Diimidazo‐pyrazin‐dion (I) und dem Dibenzodiazozin (II) entsteht das Derivat (III).

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