Uses: Copper(II) acetate is used as a pigment for ceramics; in the manufacture of Paris green; in textile dyeing; as a fungicide; and as a catalyst. Copper(II) acetate monohydrate is used in DNA extraction in biochemical applications. It is also used as a catalyst or oxidizing agent in organic syntheses. Catalyst for activation of alcohols as greener alkylating reagents. Copper-Catalyzed Aerobic Oxidation of Amines to Imines under Neat Conditions with Low Catalyst Loading.