oxo[(oxochromio)oxy]chromium

• ChemBase ID: 126572
• Molecular Formular: Cr2O3
• Molecular Mass: 151.9904
• Monoisotopic Mass: 151.86575886
• SMILES: O=[Cr]O[Cr]=O
• Canonical SMILES: O=[Cr]O[Cr]=O
• InChI: InChI=1S/2Cr.3O
• InChIKey: QDOXWKRWXJOMAK-UHFFFAOYSA-N

NAMES AND DATABASE IDS

Names

• IUPAC name: oxo[(oxochromio)oxy]chromium
• IUPAC Traditional name: chromia
• Synonyms: Chromium sesquioxide; Chromia; Chrome green; Eskolaite; Chromium(III) oxide; Chromium(III) oxide; 氧化铬绿; 三氧化二铬

Database IDs

• CAS Number: 1308-38-9
• EC Number: 215-160-9
• MDL Number: MFCD00010949
• PubChem SID: 24852143; 24864536; 162220904; 24882613
• PubChem CID: 517277
• CHEBI ID: 48242
• Chemspider ID: 451305
• Unique Ingredient Identifier: X5Z09SU859
• Wikipedia Title: Chromium(III)_oxide

CALCULATED PROPERTIES

• H Acceptors: 2
• H Donor: 0
• LogD (pH = 5.5): -1.3316
• LogD (pH = 7.4): -1.3316
• Log P: -1.3316
• Molar Refractivity: 4.236 cm^3
• Polarizability: 8.424691 Å^3
• Polar Surface Area: 43.37 Å^2
• Rotatable Bonds: 2
• Lipinski's Rule of Five: true

PROPERTIES

Physical Property

• Solubility: insoluble in alcohol, acetone, acids in alcohol; insoluble in water
• Apperance: fused; light to dark green, fine crystals; nanopowder; pieces; powder
• Melting Point: 2435°C
• Boiling Point: 4000°C
• Density: 5.22 g/cm^3
• Refractive Index: 2.551
• Std enthalpy of formation: -1128 kJ·mol^-1
• Std molar entropy: 81 J·mol^-1·K^-1

Safety Information

• RTECS: GB6475000
• German water hazard class: 3
• Personal Protective Equipment: Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter

Product Information

• Purity: ≥98%; ≥99%; ≥99.0%; 99% trace metals basis; 99.9% trace metals basis
• Grade: SAJ first grade
• Particle Size: <100 nm (TEM); 1 μm; 3-6 mm
• Empirical Formula (Hill Notation): Cr2O3

DETAILS

Sigma Aldrich - 342963

Application
Used in a solid-state reaction to form the new ternary oxide, CrVMoO7, can be used in selective oxidation.1
Suitable for vacuum deposition.

Sigma Aldrich - 634239

Application
Used in a solid-state reaction to form the new ternary oxide, CrVMoO7, can be used in selective oxidation.1
Packaging
25, 100 g in poly bottle

Sigma Aldrich - 202169

Application
Used in a solid-state reaction to form the new ternary oxide, CrVMoO7, can be used in selective oxidation.1
Used in a solid-state reaction to form the new ternary oxide, CrVMoO7, which should find application in selective oxidation. Its crystal structure was also determined.1
Packaging
500 g in poly bottle

Sigma Aldrich - 393703

Application
Used in a solid-state reaction to form the new ternary oxide, CrVMoO7, can be used in selective oxidation.1
Used in a solid-state reaction to form the new ternary oxide, CrVMoO7, which should find application in selective oxidation. Its crystal structure was also determined.1
Packaging
100, 500 g in poly bottle
2 kg in poly bottle

Sigma Aldrich - 05-4535

Application
Used in a solid-state reaction to form the new ternary oxide, CrVMoO7, can be used in selective oxidation.1

Sigma Aldrich - 203068

Application
Used in a solid-state reaction to form the new ternary oxide, CrVMoO7, can be used in selective oxidation.1
Used in a solid-state reaction to form the new ternary oxide, CrVMoO7, which should find application in selective oxidation. Its crystal structure was also determined.1
Packaging
5, 25 g in poly bottle