hexasodium tris(dioxotungstenbis(olate)) nonakis(trioxotungsten) hydrate

• ChemBase ID: 147097
• Molecular Formular: H2Na6O40W12
• Molecular Mass: 2986.0105
• Monoisotopic Mass: 2987.16202255
• SMILES: O.[O-][W](=O)(=O)[O-].[O-][W](=O)(=O)[O-].[O-][W](=O)(=O)[O-].O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.[Na+].[Na+].[Na+].[Na+].[Na+].[Na+]
• Canonical SMILES: [O-][W](=O)(=O)[O-].[O-][W](=O)(=O)[O-].[O-][W](=O)(=O)[O-].O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.O.[Na+].[Na+].[Na+].[Na+].[Na+]
• InChI: InChI=1S/6Na.H2O.39O.12W/h;;;;;;1H2;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;/q6*+1;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;6*-1
• InChIKey: YVQUUPJGDSQKML-UHFFFAOYSA-N

NAMES AND DATABASE IDS

Names

• IUPAC name: hexasodium tris(dioxotungstenbis(olate)) nonakis(trioxotungsten) hydrate
• IUPAC Traditional name: hexasodium nonakis(tungsten trioxide) hydrate tritungstate
• Synonyms: Sodium polytungstate hydrate; Sodium metatungstate hydrate; 聚钨酸钠 水合物; 偏钨酸钠 水合物

Database IDs

• CAS Number: 314075-43-9
• EC Number: 412-770-9
• MDL Number: MFCD00150663
• PubChem SID: 162241288; 24863221
• PubChem CID: 71311259

CALCULATED PROPERTIES

• Acid pKa: -2.30103
• H Acceptors: 4
• H Donor: 0
• LogD (pH = 5.5): -5.970884
• LogD (pH = 7.4): -6.2965326
• Log P: -1.7752
• Molar Refractivity: 5.7716 cm^3
• Polarizability: 10.616612 Å^3
• Polar Surface Area: 80.26 Å^2
• Rotatable Bonds: 0
• Lipinski's Rule of Five: false

PROPERTIES

Physical Property

• Apperance: powder

Safety Information

• European Hazard Symbols: Harmful (Xn)
• German water hazard class: 2
• Risk Statements: 22-41-52/53
• Safety Statements: 22-26-39-61
• GHS Pictograms: GHS05; GHS07
• GHS Signal Word: Danger
• GHS Hazard statements: H302-H318-H412
• GHS Precautionary statements: P273-P280-P305 + P351 + P338
• Personal Protective Equipment: dust mask type N95 (US), Eyeshields, Gloves

Product Information

• Compostion: W, 70%
• Linear Formula: 3Na2WO4 · 9WO3 · xH2O

DETAILS

Sigma Aldrich - 377341

Application
Suitable for sink/swim analysis
Packaging
250 g in glass bottle