Chlorine dioxide

• Catalog No.: Chlorine_dioxide
• CAS Number: 10049-04-4
• M. F.: ClO2
• M. W.: 67.4518

SYNONYMS

• IUPAC name: chloryl
• IUPAC Traditional name: chloryl
• Synonyms: Chloryl; Chlorine(IV) oxide

DATABASE IDS

• Chemspider ID: 23251
• MeSH Name: Chlorine+dioxide
• EC Number: 233-162-8
• Wikipedia Title: Chlorine_dioxide
• CHEBI ID: 29415
• PubChem CID: 24870
• CAS Number: 10049-04-4
• Unique Ingredient Identifier: 8061YMS4RM
• Gmelin ID: 1265

PROPERTIES

• pKa: 3.0(5)
• Apperance: Yellow to reddish gas
• Boiling Point: 11°C
• Std enthalpy of formation: 104.60 kJ/mol
• Density: 2.757 g dm^-3
• Melting Point: -59°C
• Std molar entropy: 257.22 J K^-1 mol^-1
• Odor: Acrid
• Solubility: 8 g dm^-3 (at 20 °C) in water
• Solubility: soluble in alkaline and sulfuric acid solutions
• EU Index: 017-026-00-3
• European Hazard Symbols: Oxidising (O)
• European Hazard Symbols: Highly toxic (T+)
• European Hazard Symbols: Corrosive (C)
• European Hazard Symbols: Nature polluting (N)
• LD50: 292 mg/kg (oral, rat)
• NFPA704:
  

  0

  3

  4

  OX
• Risk Statements: R6, R8, R26, R34, R50
• RTECS: FO3000000
• Safety Statements: S1/2, S23, S26, S28, S36/37/39, S38, S45, S61