magnesium(2+) ion dioxidanediide

• ChemBase ID: 128181
• Molecular Formular: MgO2
• Molecular Mass: 56.3038
• Monoisotopic Mass: 55.97487094
• SMILES: [Mg+2].[O-][O-]
• Canonical SMILES: [O-][O-].[Mg+2]
• InChI: InChI=1S/Mg.O2/c;1-2/q+2;-2
• InChIKey: SPAGIJMPHSUYSE-UHFFFAOYSA-N

NAMES AND DATABASE IDS

Names

• IUPAC name: magnesium(2+) ion dioxidanediide
• IUPAC Traditional name: magnesium(2+) ion peroxide
• Synonyms: Magnesii peroxidum; Magnesium peroxide light; Magnesium dioxide; magnesium bioxide; UN 1476; Magnesium peroxide; 二氧化镁; 过氧化镁

Database IDs

• CAS Number: 1335-26-8; 14452-57-4
• EC Number: 238-438-1
• MDL Number: MFCD00043076
• PubChem SID: 24882406
• PubChem CID: 61745
• ATC CODE: A06AD03; A02AA03
• Chemspider ID: 55637
• Wikipedia Title: Magnesium_peroxide

CALCULATED PROPERTIES

• Acid pKa: 11.520607
• H Acceptors: 2
• H Donor: 0
• LogD (pH = 5.5): -0.44720283
• LogD (pH = 7.4): -0.44723517
• Log P: -0.4472024
• Molar Refractivity: 2.8858 cm^3
• Polarizability: 1.6641 Å^3
• Polar Surface Area: 46.12 Å^2
• Rotatable Bonds: 0
• Lipinski's Rule of Five: true

PROPERTIES

Physical Property

• Solubility: insoluble in water
• Apperance: White or off-white powder
• Melting Point: 223 °C
• Boiling Point: 350 °C (decomp)
• Density: 3 g/cm^3

Safety Information

• European Hazard Symbols: Corrosive (C); Oxidising (O)
• UN Number: 1476
• German water hazard class: 1
• Hazard Class: 5.1
• Packing Group: 2
• Risk Statements: 8-34; R8
• Safety Statements: 17-26-27-36/37/39-45; S17, S36
• GHS Pictograms: GHS03; GHS05
• GHS Signal Word: Danger
• Main Hazard: Oxidizing (O)
• NFPA704:
  

  0

  2

  1

  OX
• GHS Hazard statements: H272-H314
• GHS Precautionary statements: P220-P280-P305 + P351 + P338-P310
• Personal Protective Equipment: Eyeshields, Faceshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges
• RID/ADR: UN 1476 5.1/PG 2

Product Information

• Purity: 24-28% MgO2 basis (RT)
• Grade: Ph Eur; purum p.a.
• Cation Traces: Ca: ≤5000 mg/kg; Cd: ≤50 mg/kg; Co: ≤50 mg/kg; Cu: ≤50 mg/kg; Fe: ≤100 mg/kg; K: ≤100 mg/kg; Na: ≤500 mg/kg; Ni: ≤100 mg/kg; Pb: ≤50 mg/kg; Zn: ≤50 mg/kg
• Antion Traces: chloride (Cl-): ≤200 mg/kg; sulfate (SO42-): ≤2000 mg/kg
• Pharmacopeia: testing & handling conforms to Pharmacopeia