Cuprous cyanide
Description
Toxic white powder or colorless (or green or red) crystals. Cuprous cyanide has been used as an Insecticide, Fungicide, and antifouling agent in marine paints. It has also been used to form synthetic patinas on Copper and Bronze objects.
Synonyms and Related Terms
copper (I) cyanide; cupricin
Other Properties
Soluble in ammonia. Almost insoluble in water, alcohol, cold dilute acids. Decomposed by concentrated nitric acid
| Composition | CuCN |
|---|---|
| CAS | 544-92-3 |
| Melting Point | 474 |
| Density | 2.92 |
| Molecular Weight | mol. wt. = 89.56 |
Hazards and Safety
Toxic by ingestion, inhalation and skin absorption. Contact causes irritation.
Fisher Scientific: MSDS
Authority
- The Merck Index, Martha Windholz (ed.), Merck Research Labs, Rahway NJ, 10th edition, 1983 Comment: entry 2731