Question

how to prepare benzoic acid from benzene

Answer 1

React the phenyl magnesium bromide with dry ice to obtainbenzoic acid. Convert benzeneto methyl benzene by reacting it with CH3Cl and anhydrous AlCl3. Oxidize methyl benzenewith a powerful oxidizing agent like alkaline KMnO4 we will getbenzoic acid. First do alkylation of benzene by using Friedel Crafts method.

Answer 2

React the phenyl magnesium bromide with dry ice to obtain benzoic acid.Convert benzene to methyl benzene by reacting it with CH3CL and anhydrous AlCl3. Oxidize methyl benzene with a powerful oxidising agent like alkaline KMnO4 then u will get benzoic acid