Niobium(V) fluoride

Base Information

• Chemical Name: Niobium(V) fluoride
• CAS No.: 7783-68-8
• Deprecated CAS: 12422-77-4,26979-71-5,63144-38-7,26979-71-5,63144-38-7
• Molecular Formula: F5Nb
• Molecular Weight: 187.898
• Hs Code.: 2826199090
• European Community (EC) Number: 232-020-2
• DSSTox Substance ID: DTXSID0064832
• Wikipedia: Niobium(V) fluoride,Niobium(V)_fluoride
• Wikidata: Q2698748
• Mol file: 7783-68-8.mol

Synonyms:Niobium(V) fluoride;7783-68-8;pentafluoroniobium;Niobium pentafluoride;niobium(v)fluoride;COLUMBIUM PENTAFLUORIDE;Niobium fluoride (NbF5), (TB-5-11)-;MFCD00011129;niobium (v) fluoride;NbF5;Niobium(V) fluoride, 98%;DTXSID0064832;UNII-T86H76439H;EINECS 232-020-2;Q2698748

Chemical Property of Niobium(V) fluoride

Chemical Property:

• Vapor Pressure: 922mmHg at 25°C
• Melting Point: 72oC
• Boiling Point: °Cat760mmHg
• Flash Point: °C
• PSA: 0.00000
• Density: g/cm³
• LogP: 2.10100
• Sensitive.: Moisture Sensitive
• Water Solubility.: Hydrolyzes in water, alcohol, and caustic solutions. Sparingly soluble in CS{2}, chloroform. Forms complexes with Lewis basesS
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 5
• Rotatable Bond Count: 0
• Exact Mass: 187.89839
• Heavy Atom Count: 6
• Complexity: 37.1

Purity/Quality:

98%,99%, ^*data from raw suppliers

Niobium(V) fluoride 99% ^*data from reagent suppliers

Safty Information:

• Pictogram(s): C
• Hazard Codes: C
• Statements: 20/21/22-34
• Safety Statements: 26-27-28-36/37/39-45

MSDS Files:

SDS file from LookChem

Total 1 MSDS from other Authors

Useful:

• Chemical Classes: Metals -> Metals, Inorganic Compounds
• Canonical SMILES: F[Nb](F)(F)(F)F
• Physical properties: Colorless monoclinic crystals; hygroscopic; density 3.293 g/cm3; melts at 72°C; vaporizes at 236°C; hydrolyzes in water forming hydrofluoric acid and fluoroniobic acid, H2NbOF5; soluble in alcohol, slightly soluble in chloroform, carbon disulfide and sulfuric acid.
• Uses: Niobium pentafluoride is used in making other fluoro compounds of niobium. Niobium(V) fluoride is used as a starting material to prepare other niobium compounds. It acts as an intermediate during the recovery of niobium metal.

Technology Process of Niobium(V) fluoride

There total 42 articles about Niobium(V) fluoride which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield: 100.0%

niobium(V) oxide + Carbonyl fluoride (353-50-4) → niobium pentafluoride (7783-68-8) + carbon dioxide (124-38-9,18923-20-1)

Guidance literature:

In neat (no solvent); Nb2O5:COF2 = 1:8; reaction mixt. heated in a stainless steel or monel cylinder at 200°C for 36 h;

Reference yield: 85.0%

potassium heptafluoroniobate(V) (16924-03-1) → niobium pentafluoride (7783-68-8)

Guidance literature:

With AlF₃; In neat (no solvent); byproducts: KAlF4; heating K2NbF7 and AlF3 in nickel vessel in flowing N2 at 800°C for 8 h;;

DOI:10.1016/0022-5088(65)90087-1

Reference yield:

niobium(V) oxide + hydrogen fluoride (7664-39-3,12381-92-9,32057-09-3,74835-82-8) → niobium pentafluoride (7783-68-8)

Guidance literature:

DOI:10.1021/ja02222a009

upstream raw materials:

chlorine trifluoride

hydrogen fluoride

fluorine

niobium pentachloride

Downstream raw materials:

potassium heptafluoroniobate(V)

hydrogen fluoride

niobium(V) hydroxide

ammonium niobium hexafluoride

Refernces

• 1、 Debnath,Kar,Verma,Bartwal. "Synthesis of LiNbO3 nanoparticles by citrate gel method". . p. 3757 - 3763. Retrieved 2015.
• 2、 Fawcett, John,Hewitt, Alan J.,Holloway, John H.,Stephen, Michael A.. "". . . Retrieved 1976.
• 3、 Junkins, J. H.,Farrar, R. L.,Barber, E. J.,Bernhardt, H. A.. "". . p. 3464 - 3466. Retrieved 1952.