Preparation of acetophenone by Friedal Craft's acylation

Acetyl chloride reacts with benzene in presence of anhydrous aluminium chloride to form acetophenone.

(ii) By distillation of a mixture of calcium benzoate and calcium acetate.

(iii) By methylation of benzaldehyde with diazomethane.

C₆H₅CHO + CH₂N₂ ————> C₆H₅COCH₃ + N₂

(iv) By treating benzoyl chloride with dimethyl cadmium.

2C₆H₅COCl + (CH₃)₂Cd ————> 2C₆H₅COCH₃ + CdCl₂