tris(oxomagnesium) tetrakis(silanedione) hydrate

• ChemBase ID: 104665
• Molecular Formular: H2Mg3O12Si4
• Molecular Mass: 379.26568
• Monoisotopic Mass: 377.81745673
• SMILES: O.O=[Mg].O=[Mg].O=[Mg].O=[Si]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O
• Canonical SMILES: O=[Si]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O.[Mg]=O.[Mg]=O.[Mg]=O.O
• InChI: InChI=1S/3Mg.4O2Si.H2O.3O/c;;;4*1-3-2;;;;/h;;;;;;;1H2
• InChIKey: FPAFDBFIGPHWGO-UHFFFAOYSA-N

NAMES AND DATABASE IDS

Names

• IUPAC name: tris(oxomagnesium) tetrakis(silanedione) hydrate
• IUPAC Traditional name: tris(magnesium oxide) tetrakis(silica) hydrate; tris(@magnesium oxide) tetrakis(silica) hydrate
• Synonyms: Hydrous magnesium silicate; Talcum; Talc; Magnesium silicate, hydrous; TALC; 含水硅酸镁; 滑石粉; 滑石粉

Database IDs

• CAS Number: 14807-96-6
• EC Number: 238-877-9
• MDL Number: MFCD00792903
• PubChem SID: 24851226; 24854623; 24866335; 162092796
• PubChem CID: 16211421

CALCULATED PROPERTIES

• H Acceptors: 2
• H Donor: 0
• LogD (pH = 5.5): -0.6578
• LogD (pH = 7.4): -0.6578
• Log P: -0.6578
• Molar Refractivity: 2.8858 cm^3
• Polarizability: 3.6543093 Å^3
• Polar Surface Area: 34.14 Å^2
• Rotatable Bonds: 0
• Lipinski's Rule of Five: true

PROPERTIES

Physical Property

• Apperance: powder
• Melting Point: >= 1520 °C
• Density: 2.57 - 2.83 g/cm^3 at 20 °C
• Vapor Pressure: 1 mm Hg at 621 °C
• pH: 7.0-9.0 (20 °C)

Safety Information

• Storage Condition: Room Temperature (15-30°C)
• RTECS: WW2710000
• European Hazard Symbols: Flammable (F); Harmful (Xn)
• German water hazard class: nwg
• Risk Statements: 20-37; R:15-17
• Safety Statements: 36; S:7/8
• EU Hazard Identification Number: 11
• GHS Pictograms: GHS07
• GHS Signal Word: Warning
• GHS Hazard statements: H332-H335
• GHS Precautionary statements: P261
• Personal Protective Equipment: dust mask type N95 (US), Eyeshields, Gloves

Pharmacology Properties

• Target: Others

Product Information

• Grade: CP; Ph Eur; purum
• Salt Data: Free Base
• Particle Size: 10 μm; 325 mesh; -350 mesh
• Suitability: complies for identity
• Impurities: ≤0.2% water soluble matter; acidic and alkalic reac. substances, in accordance; microbiological impurity, in accordance; residual solvents, complies
• Cation Traces: Al: ≤2000 mg/kg; Ca: ≤9000 mg/kg; Fe: ≤2500 mg/kg; Mg: 17-19.5%; Pb: ≤10 mg/kg
• Loss on Drying: ≤7.0% loss on ignition, 1000 °C
• Quality: meets analytical specification of Ph. Eur., BP
• Pharmacopeia: testing & handling conforms to Pharmacopeia
• Linear Formula: 3MgO·4SiO2·H2O

DETAILS

MP Biomedicals - 02156737

(Magnesium silicate, hydrous)

Sigma Aldrich - 243604

Packaging
2.5 kg in poly drum
500 g in poly bottle

Sigma Aldrich - 420433

Packaging
2.5 kg in poly drum
500 g in poly bottle