156273-11-9Relevant academic research and scientific papers
Preparation of substituted aryl compounds
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, (2008/06/13)
A process for the preparation of aromatic compounds of the general formula I, in which Ar represents an optionally substituted aryl group and X represents a group OH, Cl, Br or CN, by reaction of an aryl diazoniumsalt of the formula II, in which Ar is as defined above and Y represents a suitable counterion, with water, hydrogen chloride or a salt thereof, hydrogen bromide or a salt thereof, or a cyanide in the presence of a copper(I)salt, characterized in that the copper(I)salt is a copper(I)salt derived from an hydroxy carboxylic acid.
