oxo[(oxoerbio)oxy]erbium

• ChemBase ID: 109987
• Molecular Formular: Er2O3
• Molecular Mass: 382.5162
• Monoisotopic Mass: 379.84532986
• SMILES: O=[Er]O[Er]=O
• Canonical SMILES: O=[Er]O[Er]=O
• InChI: InChI=1S/2Er.3O
• InChIKey: VQCBHWLJZDBHOS-UHFFFAOYSA-N

NAMES AND DATABASE IDS

Names

• IUPAC name: oxo[(oxoerbio)oxy]erbium
• IUPAC Traditional name: erbium oxide
• Synonyms: Erbium(III) oxide; Erbium oxide; erbia; Erbium(III) oxide; ERBIUM OXIDE; 氧化铒(III); 氧化铒(III)，分散体

Database IDs

• CAS Number: 12061-16-4
• EC Number: 235-045-7
• MDL Number: MFCD00010991
• PubChem SID: 24882849; 162095848; 24852156; 24857400; 24883149
• PubChem CID: 159426; 5123419
• Chemspider ID: 4298039
• Wikipedia Title: Erbium(III)_oxide

CALCULATED PROPERTIES

• H Acceptors: 2
• H Donor: 0
• LogD (pH = 5.5): -0.4316
• LogD (pH = 7.4): -0.4316
• Log P: -0.4316
• Molar Refractivity: 4.236 cm^3
• Polarizability: 16.196125 Å^3
• Polar Surface Area: 43.37 Å^2
• Rotatable Bonds: 2
• Lipinski's Rule of Five: true

PROPERTIES

Physical Property

• Solubility: insoluble; insoluble in water
• Apperance: dispersion; nanopowder; pink crystals; powder
• Melting Point: 2344 °C
• Boiling Point: 3290 °C
• Density: 8.64 g/cm^3; 8.64 g/mL at 25 °C(lit.)
• Heat Capacity: 108.5 J·mol^-1·K^-1
• Std enthalpy of formation: -1897.9 kJ·mol^-1
• Std molar entropy: 155.6 J·mol^-1·K^-1

Safety Information

• RTECS: KD9250000
• German water hazard class: 2
• GHS Pictograms: GHS07
• GHS Signal Word: Warning
• GHS Hazard statements: H319
• GHS Precautionary statements: P305 + P351 + P338
• Personal Protective Equipment: dust mask type N95 (US), Eyeshields, Gloves; Eyeshields, Gloves, half-mask respirator (US), multi-purpose combination respirator cartridge (US); Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter

Product Information

• Purity: ≥99.9% trace metals basis; ≥99.99% trace metals basis; 99.8%; 99.9%; 99.9% trace metals basis
• Concentration: 5 wt. % in H2O
• Grade: puriss.
• Particle Size: <100 nm (BET); <50 nm (XRD)
• Contains: 0.1 wt. % sodium citrate as dispersant; 0.9 wt. % Disperbyk®-190 as dispersant
• Linear Formula: Er2O3
• Empirical Formula (Hill Notation): Er2O3

DETAILS

MP Biomedicals - 05213288

MP Biomedicals Rare Chemical collection

Sigma Aldrich - 203238

Packaging
25 g in poly bottle
5 g in glass bottle

Sigma Aldrich - 637343

Packaging
10, 50 g in poly bottle

Sigma Aldrich - 289248

Packaging
25 g in poly bottle

Sigma Aldrich - 641839

Packaging
100 mL in glass bottle
Legal Information
DISPERBYK is a registered trademark of Byk-Chemie GmbH