| Melting point |
634 °C (lit.) |
| Boiling point |
1625 °C |
| Density |
1.00 g/mL at 20 °C |
| bulk density |
750kg/m3 |
| vapor pressure |
1.8hPa at 634.5℃ |
| Flash point |
1625°C |
| storage temp. |
Poison room |
| solubility |
H2O: 1 M at 20 °C, clear, colorless |
| form |
Solid |
| pka |
9.36[at 20 ℃] |
| color |
White |
| Specific Gravity |
1.52 |
| PH |
11-12 (20g/l, H2O, 20°C) |
| Water Solubility |
Highly soluble in water. Soluble in methanol, glycerol, and formamide. Slightly soluble in ethanol. |
| Specific Heat Capacity |
Cp(crystal): 1.02 J/(g·K), at 25℃ |
| Sensitive |
Hygroscopic |
| Merck |
14,7626 |
| BRN |
4652394 |
| Exposure limits |
EU LTEL:1 mg/m3; EU STEL:5 mg/m3 |
| Stability |
Stable. Incompatible with a variety of materials, including acids, iodine, peroxides, permanganates, alkaloids, chloral hydrate, metallic salts. Light and moisture sensitive. Contact with acid generates extremely toxic HCN gas. |
| InChI |
1S/CN.K/c1-2;/q-1;+1 |
| InChIKey |
NNFCIKHAZHQZJG-UHFFFAOYSA-N |
| SMILES |
[K+].N#[C-] |
| LogP |
-0.252 at 20℃ |
| CAS DataBase Reference |
151-50-8(CAS DataBase Reference) |
| EPA Substance Registry System |
Potassium cyanide (151-50-8) |
| ECETOC JACC REPORT |
POTASSIUM CYANIDE (151-50-8) |
