dipotassium heptafluoroniobiumdiuide

• ChemBase ID: 148898
• Molecular Formular: F7K2Nb
• Molecular Mass: 304.0918024
• Monoisotopic Mass: 303.8226139
• SMILES: F[Nb-2](F)(F)(F)(F)(F)F.[K+].[K+]
• Canonical SMILES: F[Nb-2](F)(F)(F)(F)(F)F.[K+].[K+]
• InChI: InChI=1S/7FH.2K.Nb/h7*1H;;;/q;;;;;;;2*+1;+5/p-7
• InChIKey: FTPUNAWAGWERLA-UHFFFAOYSA-G

NAMES AND DATABASE IDS

Names

• IUPAC name: dipotassium heptafluoroniobiumdiuide
• IUPAC Traditional name: dipotassium heptafluoroniobiumdiuide
• Synonyms: Potassium heptafluoroniobate(V); 七氟铌(V)酸钾

Database IDs

• CAS Number: 16924-03-1
• EC Number: 240-987-7
• MDL Number: MFCD00042368
• PubChem SID: 162243070; 24860405
• PubChem CID: 44890706

CALCULATED PROPERTIES

• H Acceptors: 0
• H Donor: 0
• LogD (pH = 5.5): 2.3975
• LogD (pH = 7.4): 2.3975
• Log P: 2.3975
• Molar Refractivity: 10.5091 cm^3
• Polarizability: 7.740776 Å^3
• Polar Surface Area: 0.0 Å^2
• Rotatable Bonds: 0
• Lipinski's Rule of Five: true

PROPERTIES

Physical Property

• Apperance: powder; Powder

Safety Information

• Storage Warning: Hygroscopic
• European Hazard Symbols: X; Irritant (Xi)
• UN Number: UN3288
• German water hazard class: 3
• Hazard Class: 6.1
• Packing Group: III
• Risk Statements: 20/22; 36/37/38
• Safety Statements: 26-36; 9-36
• TSCA Listed: 是
• GHS Pictograms: GHS06; GHS07
• GHS Signal Word: Warning
• GHS Hazard statements: H315-H319-H335; H331-H302
• GHS Precautionary statements: P261-P305 + P351 + P338; P261-P321-P304+P340-P311-P405-P501A
• Personal Protective Equipment: dust mask type N95 (US), Eyeshields, Gloves

Product Information

• Purity: 98%; 99.5%
• Linear Formula: K2NbF7

DETAILS

Sigma Aldrich - 336645

Packaging
25 g in poly bottle
Application
Used in the electrochemical synthesis of NbB2.1,2