diazotization

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diazotization

chemistry

Learn about this topic in these articles:

aryl halides

In organohalogen compound: Diazonium ions
…diazonium ions are prepared by diazotization, a procedure in which a primary aromatic amine (ArNH₂) is treated with a source of nitrous acid (HNO₂). Typically this involves adding sodium nitrite (NaNO₂) to an aqueous acidic solution containing the amine.
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phenols

In phenol: General synthesis of phenols
…more general reaction is the diazotization of an arylamine (a derivative of aniline, C₆H₅NH₂) to give a diazonium salt, which hydrolyzes to a phenol. Most functional groups can survive this technique, as long as they are stable in the presence of dilute acid.
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