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12211-52-8

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12211-52-8 Structure

12211-52-8 Structure
IdentificationBack Directory
[Name]

ammonium cyanide
[CAS]

12211-52-8
[Synonyms]

NH4CN
[Molecular Formula]

CH4N2
[MOL File]

12211-52-8.mol
[Molecular Weight]

44.06
Chemical PropertiesBack Directory
[Melting point ]

36°C
[Boiling point ]

31.7°C (estimate)
[density ]

1.100
[solubility ]

very soluble in H2O
[form ]

colorless tetragonal crystals
[pka]

1.10±0.10(Predicted)
[color ]

colorless tetragonal crystals, crystalline
[Water Solubility ]

very soluble H2O [KIR78]
[Specific Heat Capacity]

Cp(crystal):3.04131J/(g·K),at 25℃
[CAS DataBase Reference]

12211-52-8
Hazard InformationBack Directory
[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.
[Uses]

NH4CN is used in organic synthesis. Unstable, it is not shipped or sold commercially.
Safety DataBack Directory
[RIDADR ]

2811
[HazardClass ]

6.1(b)
[PackingGroup ]

III
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