calcium dioxotungstenbis(olate)

• ChemBase ID: 147326
• Molecular Formular: CaO4W
• Molecular Mass: 287.9156
• Monoisotopic Mass: 287.89318046
• SMILES: [O-][W](=O)(=O)[O-].[Ca+2]
• Canonical SMILES: [O-][W](=O)(=O)[O-].[Ca+2]
• InChI: InChI=1S/Ca.4O.W/q+2;;;2*-1
• InChIKey: FDMFQOCGNBYKPY-UHFFFAOYSA-N

NAMES AND DATABASE IDS

Names

• IUPAC name: calcium dioxotungstenbis(olate)
• IUPAC Traditional name: calcium tungstate
• Synonyms: Calcium tungstate; Calcium tungstate; Calcium tungsten oxide; 钨酸钙

Database IDs

• CAS Number: 7790-75-2
• EC Number: 232-219-4
• MDL Number: MFCD00010913
• Merck Index: 141712
• PubChem SID: 162241516; 24854944
• PubChem CID: 6101758

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: true

PROPERTIES

Physical Property

• Solubility: Insoluble in H2O. Decomposes by hot HCl, HNO3
• Apperance: -325 Mesh Powder; powder
• Melting Point: 1620°C
• Density: 6.06 g/mL at 25 °C(lit.)

Safety Information

• German water hazard class: 3
• TSCA Listed: 是
• Personal Protective Equipment: Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter

Product Information

• Purity: 98%; 99.78% (metals basis)
• Linear Formula: CaWO4

DETAILS

Sigma Aldrich - 248665

Packaging
100, 500 g in poly bottle