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Merocyaninfarbstoffe aus 1,2,4-Triazin

  • Organische Chemie und Biochemie
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Monatshefte für Chemie / Chemical Monthly Aims and scope Submit manuscript

Zusammenfassung

Hydrazinderivate von 1,2,4-Triazinen liefern mit Acetessigester Pyrazolonderivate. Diese kondensieren sich mit Salzen quartärer heterocyclischer Basen zu Merocyaninfarbstoffen. Darstellung und Spektren von drei Typen solcher Farbstoffe werden beschrieben.

Abstract

Hydrazine derivatives of 1,2,4-triazines with acetoacetic ester yield the corresponding pyrazolones. These condense with salts of quaternary heterocyclic bases to merocyanin dyes. The preparation and the spectra of three types of such dyes are described.

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Authors and Affiliations

  1. Vom Lehrstuhl für organische Chemie der Universität Brünn, (Brno, ČSSR)

    Engelbert Kiša & Jaromír Hadáček

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  1. Engelbert Kiša
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  2. Jaromír Hadáček
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Kiša, E., Hadáček, J. Merocyaninfarbstoffe aus 1,2,4-Triazin. Monatshefte für Chemie 99, 2365–2368 (1968). https://doi.org/10.1007/BF01154350

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  • DOI: https://doi.org/10.1007/BF01154350

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