dioxoniobium

• ChemBase ID: 128606
• Molecular Formular: NbO2
• Molecular Mass: 124.90518
• Monoisotopic Mass: 124.89620724
• SMILES: O=[Nb]=O
• Canonical SMILES: O=[Nb]=O
• InChI: InChI=1S/Nb.2O
• InChIKey: HFLAMWCKUFHSAZ-UHFFFAOYSA-N

NAMES AND DATABASE IDS

Names

• IUPAC name: dioxoniobium
• IUPAC Traditional name: niobium dioxide
• Synonyms: niobium(IV) oxide; columbium dioxide; Niobium dioxide; Niobium(IV) oxide; 氧化铌(IV)

Database IDs

• CAS Number: 12034-59-2
• EC Number: 234-809-7
• MDL Number: MFCD00016242
• PubChem SID: 162222913; 24863943
• PubChem CID: 82839
• Wikipedia Title: Niobium_dioxide

CALCULATED PROPERTIES

• H Acceptors: 2
• H Donor: 0
• LogD (pH = 5.5): -0.7028
• LogD (pH = 7.4): -0.7028
• Log P: -0.7028
• Molar Refractivity: 2.8858 cm^3
• Polarizability: 6.025566 Å^3
• Polar Surface Area: 34.14 Å^2
• Rotatable Bonds: 0
• Lipinski's Rule of Five: true

PROPERTIES

Physical Property

• Apperance: bluish black; powder
• Melting Point: 1915 °C
• Density: 5.9 g/mL at 25 °C(lit.)

Safety Information

• European Hazard Symbols: Irritant (Xi)
• German water hazard class: 3
• Risk Statements: 36/37/38
• Safety Statements: 26-37/39
• GHS Pictograms: GHS07
• GHS Signal Word: Warning
• GHS Hazard statements: H315-H319-H335
• GHS Precautionary statements: P261-P305 + P351 + P338
• Personal Protective Equipment: dust mask type N95 (US), Eyeshields, Gloves

Product Information

• Purity: 99.9% trace metals basis
• Linear Formula: NbO2

DETAILS

Sigma Aldrich - 383163

Packaging
5 g in glass bottle