Copper(ii)-catalyzed ortho-functionalization of 2-arylpyridines with acyl chlorides

Abstract
Copper-catalyzed ortho-benzoxylation of 2-arylpyridine sp2 C–H bonds with acyl chloride is described. Notably, switching the base from t-BuOK to Li2CO3 causes chlorination of the C–H bond to take place.