How can you prepare benzoic acid

Question

How can you prepare benzoic acid, starting with benzene, methane, and any other inorganic substance?

Answer 1

First you need to add a leaving group to your methane using light and Cl2. Then You add the methyl using friedel crafts alkylation and AlCl3 as your catalyst. Then oxidize the methyl group using KMNO4 to carboxylic acid.