How To Make Copper Acetate from Copper You can make copper acetate  [Cu(CH3COO)2] from common household materials to use in science projects and to grow natural blue-green crystals. Heres what you do: Materials copper (e.g., copper wire or pennies minted before 1982)hydrogen peroxidewhite vinegar Procedure Mix equal parts vinegar and hydrogen peroxide.Heat the mixture. You can bring it to a boil so that youre certain its hot enough, but once you reach that temperature, you can turn down the heat.Add copper. For a small amount of liquid, try about 5 pennies or a strip of copper wire. If you are using wire, make sure it is uncoated.Initially, the mixture will bubble and become cloudy. The solution will turn blue as copper acetate is produced.Wait for this reaction to proceed. Once the liquid clears up, heat the mixture until all the liquid is gone. Collect the solid, which is copper acetate.
