Tags: Chemical Compound, Chemical Substance.
Copper(II) acetate also referred to as cupric acetate is the chemical compound with the formula Cu(OAc)2 where OAc- is acetate (CH3CO2-). The hydrated derivative which contains one molecule of water for each Cu atom is available commercially. Anhydrous Cu(OAc)2 is a dark green crystalline solid whereas Cu2(OAc)4(H2O)2 is more bluish-green. Since ancient times copper acetates of some form have been used as fungicides and green pigments.