NIOBIUM(V) FLUORIDE
- Product Name
- NIOBIUM(V) FLUORIDE
- CAS No.
- 7783-68-8
- Chemical Name
- NIOBIUM(V) FLUORIDE
- Synonyms
- NIOBIUM FLUORIDE;NIOBIUM(V) FLUORIDE;NIOBIUM PENTAFLUORIDE;Niobium(V)fluoride,99%;COLUMBIUM PENTAFLUORIDE;NiobiuM(V) fluoride 98%;Niobium(V) fluoride,98%;Niobium(V)pentafluoride;Niobium(V)fluoride,99.5%;niobium(5+) pentafluoride
- CBNumber
- CB7676435
- Molecular Formula
- F5Nb
- Formula Weight
- 187.9
- MOL File
- 7783-68-8.mol
NIOBIUM(V) FLUORIDE Property
- Melting point:
- 72 °C
- Boiling point:
- 220 °C
- Density
- 3.92
- Flash point:
- ≈230°C
- solubility
- reacts with H2O; slightly soluble in CS2 chloroform
- form
- Powder
- Specific Gravity
- 3.92
- color
- White to pale yellow
- Water Solubility
- Hydrolyzes in water, alcohol, and caustic solutions. Sparingly soluble in CS{2}, chloroform. Forms complexes with Lewis basesSlightly soluble in carbon disulfide and chloroform.
- Sensitive
- Moisture Sensitive
- Merck
- 14,6558
- CAS DataBase Reference
- 7783-68-8(CAS DataBase Reference)
- EPA Substance Registry System
- Niobium fluoride (NbF5), (TB-5-11)- (7783-68-8)
Safety
- Hazard Codes
- C
- Risk Statements
- 20/21/22-34
- Safety Statements
- 26-27-28-36/37/39-45
- RIDADR
- UN 3260 8/PG 2
- WGK Germany
- 3
- Hazard Note
- Corrosive
- TSCA
- Yes
- HazardClass
- 8
- PackingGroup
- II
- HS Code
- 2826199090
Hazard and Precautionary Statements (GHS)
- Symbol(GHS)
-
- Signal word
- Danger
- Hazard statements
-
H314Causes severe skin burns and eye damage
- Precautionary statements
-
P260Do not breathe dust/fume/gas/mist/vapours/spray.
P280Wear protective gloves/protective clothing/eye protection/face protection.
P301+P312IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell.
P303+P361+P353IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower.
P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.
N-Bromosuccinimide Price
- Product number
- 316997
- Product name
- Niobium(V) fluoride
- Purity
- 98%
- Packaging
- 5g
- Price
- $106
- Updated
- 2024/03/01
- Product number
- 087221
- Product name
- Niobium(V) fluoride, 99%
- Packaging
- 10g
- Price
- $128
- Updated
- 2024/03/01
- Product number
- 087221
- Product name
- Niobium(V) fluoride, 99%
- Packaging
- 50g
- Price
- $432.65
- Updated
- 2024/03/01
- Product number
- 93-4121
- Product name
- Niobium(V) fluoride, 99.5%
- Packaging
- 5g
- Price
- $78
- Updated
- 2024/03/01
- Product number
- 93-4121
- Product name
- Niobium(V) fluoride, 99.5%
- Packaging
- 25g
- Price
- $313
- Updated
- 2024/03/01
NIOBIUM(V) FLUORIDE Chemical Properties,Usage,Production
Chemical Properties
light beige powder
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.
Uses
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.
Preparation
Niobium pentafluoride is obtained as an intermediate during the recovery of niobium metal from its ores (See Niobium). It also can be prepared by direct fluorination of niobium metal at 250 to 300°C, either by fluorine gas or anhydrous hydrofluoric acid. The pentafluoride vapors are condensed in a pyrex or quartz tube from which it is sublimed at 120°C under vacuum and collected as colorless crystals.
Also, niobium pentafluroide can be prepared by the reaction of fluorine with niobium pentachloride: 2NbCl2 + 5F2 → 2NbF5 + 5Cl2.
NIOBIUM(V) FLUORIDE Preparation Products And Raw materials
Raw materials
Preparation Products
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