Notes

General Methods Used for the Preparation of Benzene…

General Methods Used for the Preparation of Benzene:
(i) Isolation from ‘light oil fraction’
(ii) Decarboxylation of sodium benzoate
(iii) Reduction of phenol by zinc dust
(iv) Reduction of phenol
(v) Hydrolysis of benzene sulphonic acid with superheated steam
(vi) Hydrolysis of phenyl magnesium bromide
(vii) Reduction of chlorobenzene.