Publication details

Substituted homoallenyl aldehydes and their derivatives. Part 2: Azines

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Authors

GALETA Juraj MAN Stanislav VALOUŠKOVÁ Aneta POTÁČEK Milan

Year of publication 2013
Type Article in Periodical
Magazine / Source Chemical Papers
MU Faculty or unit

Faculty of Science

Citation
web http://www.springerlink.com/content/e8k6203667241155/
Doi http://dx.doi.org/10.2478/s11696-012-0238-z
Field Organic chemistry
Keywords allenyl; azine; aldehyde; hydrazone; deprotonation; non-symmetrical
Description This paper deals with the preparation of a variously substituted non-symmetrical azine set. The starting molecule for their preparation was a protected hydrazone. The protection was performed applying Zwierzak’s method. This procedure is based on the transfer of hydrazine to diethyl-hydrazidophosphate, which reacts with aldehydes to produce protected hydrazones. In the second step of the procedure, under the action of sodium hydride, the addition of another aldehyde affords non-symmetrical azines in the reaction with the protected hydrazine. The procedure was shown to be a useful and effective method. In this, the second part of our study, we present results devoted to the preparation and full identification of non-symmetrical azines.
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