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4,4'-Dichlorobenzophenone

4,4’-Dichlorobenzophenone is an organic compound with the formula of (ClC<sub>6</sub>H<sub>4</sub>)<sub>2</sub>CO.

Synthesis

4,4’-Dichlorobenzophenone is prepared by the acylation of chlorobenzene with 4-chlorobenzoyl chloride. The conversion is typically conducted in the presence of an aluminium chloride catalyst in a petroleum ether solvent.

ClC<sub>6</sub>H<sub>5</sub>C(O)Cl + C<sub>6</sub>H<sub>5</sub>Cl → (ClC<sub>6</sub>H<sub>4</sub>)<sub>2</sub>CO + HCl

References