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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. ==Preparation== The usual method of industrial production is the Peroxide process, starting from the ketone, ammonia, and hydrogen peroxide.〔 In the laboratory, azines are typically prepared by the direct reaction of a carbonyl compound with hydrazine hydrate:〔.〕 the reaction is exothermic.〔.〕
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