How chlorobenzene is obtained from aniline?

1 Answer
Jun 9, 2018

How about diazotization followed by a Sandmeyer reaction?

Explanation:

Diazotization

Diazotization is the reaction of an unsubstituted aromatic amine with nitrous acid to form an aromatic diazonium salt.

Usually, sodium nitrate and hydrochloric acid react at 0 °C to 5 °C to generate the nitrous acid in situ.

Diazotization

The Sandmeyer reaction

The Sandmeyer reaction is the #"CuX"#-catalyzed reaction of an aromatic diazonium salt with a halide ion to form an aromatic halide.

Sandmeyer