Darzens halogenation en · NOUN
Etymology
Discovered in 1911 by Auguste George Darzens.
Meanings
- (uncountable) The chemical synthesis of alkyl halides from alcohols via the treatment upon reflux of a large excess of thionyl chloride or bromide (SOX₂) in the presence of a small amount of a nitrogen base, such as a tertiary amine or pyridine or its corresponding hydrochloride or hydrobromide salt.