magnesiumdiol

• ChemBase ID: 132604
• Molecular Formular: H2MgO2
• Molecular Mass: 58.31968
• Monoisotopic Mass: 57.990521
• SMILES: O[Mg]O
• Canonical SMILES: O[Mg]O
• InChI: InChI=1S/Mg.2H2O/h;2*1H2/q+2;;/p-2
• InChIKey: VTHJTEIRLNZDEV-UHFFFAOYSA-L

NAMES AND DATABASE IDS

Names

• IUPAC name: magnesiumdiol
• IUPAC Traditional name: magnesiumdiol
• Synonyms: Magnesium hydroxide; 氢氧化镁

Database IDs

• CAS Number: 1309-42-8
• EC Number: 215-170-3
• MDL Number: MFCD00011104
• PubChem SID: 24882348; 24858772; 24882320; 162226881; 24896999
• PubChem CID: 14791

CALCULATED PROPERTIES

• Acid pKa: 18.76569
• H Acceptors: 2
• H Donor: 2
• LogD (pH = 5.5): -1.8724
• LogD (pH = 7.4): -1.8724
• Log P: -1.8724
• Molar Refractivity: 5.1292 cm^3
• Polarizability: 4.230158 Å^3
• Polar Surface Area: 40.46 Å^2
• Rotatable Bonds: 0
• Lipinski's Rule of Five: true

PROPERTIES

Physical Property

• Solubility: 5 M HCl: soluble0.1 M at 20 °C, clear, colorless; 5 M HCl: soluble0.1 M, clear, yellow
• Apperance: nanopowder; powder
• Melting Point: 350 °C(lit.)
• Absorption Wavelength: λ: 260 nm Amax: 0.030; λ: 280 nm Amax: 0.025

Safety Information

• RTECS: OM3570000
• European Hazard Symbols: Irritant (Xi)
• German water hazard class: nwg
• Risk Statements: 36/37/38
• Safety Statements: 26
• GHS Pictograms: GHS07
• GHS Signal Word: Warning
• GHS Hazard statements: H315-H319-H335
• GHS Precautionary statements: P261-P305 + P351 + P338
• Personal Protective Equipment: dust mask type N95 (US), Eyeshields, Gloves

Product Information

• Purity: ≥95%; ≥95% (KT); ≥95.0%; ≥99.0% (KT); 95%; 99.8% trace metals basis
• Grade: purum p.a.; reagent grade; SAJ first grade
• Particle Size: <100 nm (laser PSA); <50 nm (XRD); 5.8-20 nm (TEM)
• Impurities: ≤0.01% Phosphorus (P); ≤0.1% Insoluble matter; Insoluble matter, passes filter test
• Cation Traces: Al: ≤0.02%; As: ≤0.1 mg/kg; Ba: ≤10 mg/kg; Bi: ≤50 mg/kg; Ca: ≤0.7%; Ca: ≤5000 mg/kg; Cd: ≤5 mg/kg; Cd: ≤50 mg/kg; Co: ≤5 mg/kg; Co: ≤50 mg/kg; Cr: ≤5 mg/kg; Cu: ≤0.0005%; Cu: ≤5 mg/kg; Cu: ≤50 mg/kg; Fe: ≤0.02%; Fe: ≤100 mg/kg; Fe: ≤200 mg/kg; K: ≤0.005%; K: ≤50 mg/kg; K: ≤500 mg/kg; Li: ≤5 mg/kg; Mn: ≤10 mg/kg; Mo: ≤5 mg/kg; Na: ≤0.05%; Na: ≤100 mg/kg; Na: ≤500 mg/kg; NH4+: ≤0.05%; Ni: ≤100 mg/kg; Ni: ≤50 mg/kg; Pb: ≤0.001%; Pb: ≤5 mg/kg; Pb: ≤50 mg/kg; Sr: ≤10 mg/kg; Zn: ≤0.001%; Zn: ≤5 mg/kg; Zn: ≤50 mg/kg
• Antion Traces: chloride (Cl-): ≤0.5%; chloride (Cl-): ≤500 mg/kg; sulfate (SO42-): ≤1000 mg/kg
• Surface Area: spec. surface area 94.8 m2/g
• λ: 0.1 M in 5 M HCl
• Product Line: BioUltra
• Linear Formula: Mg(OH)2

DETAILS

Sigma Aldrich - 632309

Packaging
25, 100 g in poly bottle

Sigma Aldrich - 310093

Packaging
2 kg in poly drum
25, 500 g in poly bottle
25 g, 500 g packaged in glass bottles; 2 kg packaged in open-head poly drums