Gatterman-Koch reaction

This reaction involves the conversion of [benzene , CO , HCl] to [benzaldehyde].

The specific reaction demonstrated here is of the conversion of [benzene] to [benzaldehyde] using catalyst [\ce{ AlCl3/CuCl }].

It is significant in that [it is used for the industrial preparation of benzaldehyde]

Sample reaction

\ce{\downarrow AlCl3/CuCl }

The reaction may not be balanced.

This reaction is not applicable to phenol and ether substrated (wikipedia).