[(dioxoniobio)oxy]dioxoniobium

• ChemBase ID: 107200
• Molecular Formular: Nb2O5
• Molecular Mass: 265.80976
• Monoisotopic Mass: 265.7873291
• SMILES: O=[Nb](=O)O[Nb](=O)=O
• Canonical SMILES: O=[Nb](=O)O[Nb](=O)=O
• InChI: InChI=1S/2Nb.5O
• InChIKey: ZKATWMILCYLAPD-UHFFFAOYSA-N

NAMES AND DATABASE IDS

Names

• IUPAC name: [(dioxoniobio)oxy]dioxoniobium
• IUPAC Traditional name: [(dioxoniobio)oxy]dioxoniobium; niobium pentoxide
• Synonyms: COLUMBIUM PENTOXIDE; Niobium(V) oxide; Niobium(V) oxide, Puratronic®; Niobium pentoxide; Niobium pentoxide; 五氧化二铌; 氧化铌(V); 氧化铌(V), Puratronic®

Database IDs

• CAS Number: 1313-96-8
• EC Number: 215-213-6
• MDL Number: MFCD00011128
• Merck Index: 146559
• PubChem SID: 24863929; 24852077; 24852519; 162093011
• PubChem CID: 123105
• Wikipedia Title: Niobium_pentoxide

CALCULATED PROPERTIES

• H Acceptors: 4
• H Donor: 0
• LogD (pH = 5.5): -1.1344
• LogD (pH = 7.4): -1.1344
• Log P: -1.1344
• Molar Refractivity: 7.1218 cm^3
• Polarizability: 12.88313 Å^3
• Polar Surface Area: 77.51 Å^2
• Rotatable Bonds: 2
• Lipinski's Rule of Five: true

PROPERTIES

Physical Property

• Solubility: insoluble in water; Insoluble in water. Soluble in HF and alkalies; soluble in HF
• Apperance: -100 Mesh Powder; 3-12mm Sintered Lump; lumps; powder; Powder; white orthogonal solid
• Melting Point: 1512 °C; 1520°C
• Density: 4.47 g/mL at 25 °C(lit.); 4.6; 4.60 g/cm^3

Safety Information

• RTECS: QU0500000
• European Hazard Symbols: Irritant (Xi)
• German water hazard class: nwg
• Risk Statements: 36/37/38
• Safety Statements: 26-36; 26-37
• TSCA Listed: 是
• GHS Pictograms: GHS07
• GHS Signal Word: Warning
• GHS Hazard statements: H315-H319-H335
• GHS Precautionary statements: P261-P305 + P351 + P338; P261-P305+P351+P338-P302+P352-P321-P405-P501A
• Personal Protective Equipment: dust mask type N95 (US), Eyeshields, Gloves

Product Information

• Purity: 99.5% (metals basis); 99.8%; 99.8% trace metals basis; 99.9% (metals basis); 99.9% trace metals basis; 99.95% (metals basis); 99.99% trace metals basis; 99.9985% (metals basis)
• Particle Size: -325 mesh
• Empirical Formula (Hill Notation): Nb2O5

DETAILS

MP Biomedicals - 05202902

MP Biomedicals Rare Chemical collection

Sigma Aldrich - 203920

Application
Promising results were obtained using niobium(V) oxide as an alternate electrode to lithium metal in advanced fuel cells.2,3
Applied in the solid state formation of an unusual cation deficient perovskite, Ba7Nb4MoO20.1
Features and Benefits
Applied in the solid state formation of an unusual cation deficient perovskite, Ba7Nb4MoO20.1
Packaging
10, 50, 250 g in poly bottle

Sigma Aldrich - 383031

Application
Promising results were obtained using niobium(V) oxide as an alternate electrode to lithium metal in advanced fuel cells.1,2
Features and Benefits
Applied in the solid state formation of an unusual cation deficient perovskite, Ba7Nb4MoO20.3

Sigma Aldrich - 208515

Analysis Note
XRD plots and metal purity data are available upon request.
Application
Promising results were obtained using niobium(V) oxide as an alternate electrode to lithium metal in advanced fuel cells.2,3
Applied in the solid state formation of an unusual cation deficient perovskite, Ba7Nb4MoO20.1
Features and Benefits
Applied in the solid state formation of an unusual cation deficient perovskite, Ba7Nb4MoO20.1
Packaging
1 g in glass bottle
25, 100, 500 g in poly bottle