1. Tardigrade
  2. Question
  3. Chemistry
  4. In the diazotization of aryl amine, the use of nitrous acid is that

Question Error Report

Thank you for reporting, we will resolve it shortly

Back to Question

Q. In the diazotization of aryl amine, the use of nitrous acid is that

AMUAMU 2011Amines

Solution:

The diazotization of amines is believed to occur the following mechanism
$O=N-\overset{••}{\underset{••}{OH}}+H^{+} \rightleftharpoons O=N-\underset{••}{\overset{+}{O H_{2}}}$
$\rightarrow \underset{\text{nitrosonium ion}}{\overset{+}{N} = O} + H_2O$
image