azine - définition. Qu'est-ce que azine
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Qu'est-ce (qui) est azine - définition

CHEMICAL COMPOUND HAVING RR′C=NN=CRR′ CONNECTIVITY
Ketazine; Aldazines; Ketazines; Azines
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  • The generic formula of an azine. For an aldazine, R<sup>2</sup>&nbsp;= H.
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azine         
['e?zi:n]
¦ noun Chemistry any of a class of organic compounds having a ring including one or (usually) more nitrogen atoms.
Azine         
Azines are a functional class of organic compounds with the connectivity RR'C=N-N=CRR'. These compounds are the product of the condensation of hydrazine with ketones and aldehydes, although in practice they are often made by alternative routes.
Azine (heterocycle)         
AROMATIC COMPOUND HAVING A SIX-MEMBERED RING CONSISTING OF ONE OR MORE NITROGEN ATOMS
Azabenzenes
In Hantzsch–Widman nomenclature, an azine is an heterocyclic compound containing a 6-membered aromatic ring. It is an analog of a benzene ring in which one or more of the carbon atoms has been replaced by a nitrogen atom, and thus is also called an azabenzene.

Wikipédia

Azine

Azines are a functional class of organic compounds with the connectivity RR'C=N-N=CRR'. These compounds are the product of the condensation of hydrazine with ketones and aldehydes, although in practice they are often made by alternative routes. Ketazines are azines derived from ketones. For example, acetone azine is the simplest ketazine. Aldazines are azines derived from aldehydes.

Exemples du corpus de texte pour azine
1. In the latest opinion polls by the Polityka news mag–azine, PO has the support of 3' per cent of voters inparliamentary elections and Mr Tusk has 43 per cent in the presidential race.