Cyanogen

• Catalog No.: Cyanogen
• CAS Number: 460-19-5
• M. F.: C2N2
• M. W.: 52.0348

SYNONYMS

• IUPAC name: carbononitridic cyanide
• IUPAC Traditional name: cyanogen
• Synonyms: Dicyan; Oxalonitrile; Dicyanogen; Oxalic acid dinitrile; Carbon nitride; Nitriloacetonitrile; Oxalyl cyanide

DATABASE IDS

• PubChem CID: 9999
• EC Number: 207-306-5
• Wikipedia Title: Cyanogen
• CAS Number: 460-19-5
• Beilstein Number: 1732464
• MeSH Name: cyanogen
• CHEBI ID: 29308
• Chemspider ID: 9605
• Gmelin ID: 1090

PROPERTIES

• Apperance: Colourless gas
• Boiling Point: -21.15°C (252.0K)
• Std enthalpy of combustion: -1.0978–-1.0942 MJ mol^-1
• Std enthalpy of formation: 309.07 kJ mol^-1
• Density: 950 mg mL^-1 (at -21 °C)
• Henry Constant: 1.9 μmol Pa^-1 kg^-1
• Melting Point: -28°C
• Std molar entropy: 241.57 J K^-1 mol^-1
• Solubility: 4.5 L L^-1 (at 20 °C) in water
• EU Index: 608-011-00-8
• Explode Limits: 6.6–42.6%
• European Hazard Symbols: Highly flammable (F+)
• European Hazard Symbols: Toxic (T)
• European Hazard Symbols: Nature polluting (N)
• NFPA704:
  

  4

  4

  2
• Risk Statements: R12, R23, R50/53
• RTECS: GT1925000
• Safety Statements: S1/2, S16, S33, S45, S63
• UN Number: 1026