Methane

• Catalog No.: Methane
• CAS Number: 74-82-8
• M. F.: CH4
• M. W.: 16.04246

SYNONYMS

• IUPAC name: methane
• IUPAC Traditional name: methane

DATABASE IDS

• Wikipedia Title: Methane
• CHEMBL: 17564
• Beilstein Number: 1718732
• MeSH Name: Methane
• Chemspider ID: 291
• Gmelin ID: 59
• KEGG ID: C01438
• EC Number: 200-812-7
• CHEBI ID: 16183
• CAS Number: 74-82-8
• PubChem CID: 297

PROPERTIES

• Apperance: Colorless gas
• Auto Ignition Point: 537 °C
• Boiling Point: -164.15 - -160.15°C (109 - 113 K)
• Std enthalpy of combustion: -891.1–-890.3 kJ mol^-1
• Std enthalpy of formation: -74.87 kJ mol^-1
• Density: 0.6556 g L^-1
• Flash Point: -188 °C
• Heat Capacity: 35.69 J K^-1 mol^-1
• Henry Constant: 14 nmol Pa^-1 kg^-1
• Melting Point: -182.45°C (90.7K)
• Std molar entropy: 186.25 J K^-1 mol^-1
• Odor: Odorless
• Partition Coefficient: 1.09
• Solubility: 22.7 mg L^-1 in water
• EU Index: 601-001-00-4
• Explode Limits: 5–15%
• GHS Signal Word: DANGER
• European Hazard Symbols: Highly flammable (F+)
• NFPA704:
  

  4

  1

  0
• Risk Statements: R12
• RTECS: PA1490000
• Safety Statements: S2, S16, S33
• UN Number: 1971
• GHS Hazard statements: 220
• GHS Precautionary statements: 210