copper(II) cyanide is a chemical compound registered under CAS number 4367-08-2, with the molecular formula C2CuN2 and a molecular weight of about 115.58 g/mol. Its EINECS (EC) number is 224-456-7. It is also known as Copper cyanide (Cu(CN)2); Copper(II)dicyanide. NewsChem supplies copper(II) cyanide for laboratory research and bulk production; product code 1423237. Send an inquiry for purity, packaging, price and lead time.