Question

Convert chlorobenzene into grignard reagent

Answer 1

Conversion of bromobenzene to benzoic acid involves following steps

Step -1:—Formation of toluene from chlorobenzene.

Chlorobenzene and methyl chloride are reacted with sodium metal in presence of dry ether to form toluene.




Step-2:—Oxidation of toluene to benzoic acid.

Toluene is oxidised by alkaline KMnO₄ to form potassium benzoate,which on acid hydrolysis gives benzoic acid.