Copper benzoate

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Copper benzoate
Copper benzoate

Copper benzoate (Cu(C6H5COO)2) is the copper salt of benzoic acid. It has found some use as a source of blue light in fireworks.

[edit] Synthesis

Copper benzoate can be synthesized by mixing a solution of sodium benzoate or potassium benzoate with a dissolved copper salt such as copper sulfate. Copper benzoate will form as a green precipitate.


Source: Wouter's Practical Pyrotechnics page. Retrieved on 2007-01-08.