λ4-cerium(4+) ion dioxidandiide

• ChemBase ID: 302816
• Molecular Formular: CeO2
• Molecular Mass: 172.1148
• Monoisotopic Mass: 171.89526724
• SMILES: [O-2].[O-2].[Ce+4]
• Canonical SMILES: [O-2].[O-2].[Ce+4]
• InChI: InChI=1S/Ce.2O/q+4;2*-2
• InChIKey: OFJATJUUUCAKMK-UHFFFAOYSA-N

NAMES AND DATABASE IDS

Names

• IUPAC name: λ^4-cerium(4+) ion dioxidandiide
• IUPAC Traditional name: λ^4-cerium(4+) ion dioxidandiide
• Synonyms: Cerium(IV) hydroxide; Cerium(IV) oxide, hydrated; Cerium(IV) oxide, REacton®; Cerium oxide; Cerium dioxide; Ceria; Cerium(IV) oxide pellets; Cerium(IV) oxide, polishing compound, 57g (2oz); Cerium(IV) oxide; 二氧化铈(IV), 水合物; 二氧化铈, REacton®; 氧化铈; 二氧化铈(IV)球; 二氧化铈(IV), 抛光化合物, 2oz; 二氧化铈(IV)

Database IDs

• CAS Number: 1306-38-3; 12014-56-1
• EC Number: 234-599-7; 215-150-4
• MDL Number: MFCD00010927; MFCD00010933
• Merck Index: 141989

CALCULATED PROPERTIES

• Acid pKa: 15.7
• H Acceptors: 1
• H Donor: 0
• LogD (pH = 5.5): -0.652
• LogD (pH = 7.4): -0.652
• Log P: -0.652
• Molar Refractivity: 13.1149 cm^3
• Polarizability: 1.8190874 Å^3
• Polar Surface Area: 0.0 Å^2
• Rotatable Bonds: 0
• Lipinski's Rule of Five: true

PROPERTIES

Physical Property

• Solubility: Insoluble in water. Soluble in H2SO4 and HNO3
• Apperance: 0.01-0.02 Micron Particles, in Liquid; 0.07-0.1 Micron APS Powder, S. A. 8-12m2/g; 14 Micron Powder; 3-6mm Pieces; 5 Micron Powder; approx. 9mm (0.35in) dia x 5mm (0.20in) thick; APS ≈3 micron particles; Lump/Powder; Powder
• Melting Point: 2600°C
• Density: 1.22; 7.132

Safety Information

• RTECS: FK6310000
• European Hazard Symbols: Corrosive (C); X
• UN Number: UN3262
• Hazard Class: 8
• Packing Group: III
• Risk Statements: 22; 34
• Safety Statements: 26-36/37/39-45; 36-60
• TSCA Listed: 是
• GHS Pictograms: GHS05; GHS07
• GHS Hazard statements: H302; H303; H314-H318
• GHS Precautionary statements: P260-P303+P361+P353-P305+P351+P338-P301+P330+P331-P405-P501A; P264-P270-P301+P312-P330-P501A; P312

Product Information

• Purity: 20% in H2O, colloidal dispersion; 96% (REO); 99.5% (REO); 99.9% (metals basis); 99.9% (REO); 99.99% (REO)