ammonium cyanide
- CAS NO.：12211-52-8
- Empirical Formula: CH4N2
- Molecular Weight: 44.06
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-06-23 16:59:16
What is ammonium cyanide?
Chemical properties
colorless crystal(s) solid; readily decomposes; can be formed by mixing ammonium sulfate solution with barium cyanide solution [KIR78]
Physical properties
Colorless crystalline solid; cubic crystal; unstable; density 1.02 g/cm3; decomposes at 36°C; sublimes at 40°C; very soluble in cold water and alcohol; decomposes in hot water.
The Uses of ammonium cyanide
NH4CN is used in organic synthesis. Unstable, it is not shipped or sold commercially.
Properties of ammonium cyanide
| Melting point: | 36°C |
| Boiling point: | 31.7°C (estimate) |
| Density | 1.100 |
| solubility | very soluble in H2O |
| pka | 1.10±0.10(Predicted) |
| form | colorless tetragonal crystals |
| color | colorless tetragonal crystals, crystalline |
| Water Solubility | very soluble H2O [KIR78] |
| CAS DataBase Reference | 12211-52-8 |
Safety information for ammonium cyanide
Computed Descriptors for ammonium cyanide
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