lithium(1+) ion fluoride

• ChemBase ID: 93297
• Molecular Formular: FLi
• Molecular Mass: 25.9394032
• Monoisotopic Mass: 26.01440777
• SMILES: [Li+].[F-]
• Canonical SMILES: [Li+].[F-]
• InChI: InChI=1S/FH.Li/h1H;/q;+1/p-1
• InChIKey: PQXKHYXIUOZZFA-UHFFFAOYSA-M

NAMES AND DATABASE IDS

Names

• IUPAC name: lithium(1+) ion fluoride
• IUPAC Traditional name: LithoTab fluoride; lithium(1+) ion fluoride
• Synonyms: Lithium fluoride 99.999%; LITHIUM FLUORIDE, OPTICAL GRADE; Lithium fluoride, Optical Grade; Lithium fluoride, ultra dry; Lithium fluoride, Puratronic®; Fluorolithium; Lithium fluoride; Lithium fluoride; Lithium fluoride 99%; Lithium fluoride 99.99%; 氟化锂,光学级; 氟化锂,超干; 氟化锂, Puratronic®; 氟化锂

Database IDs

• CAS Number: 7789-24-4
• EC Number: 232-152-0
• MDL Number: MFCD00011090
• Merck Index: 145531
• PubChem SID: 24854280; 24885048; 24845143; 24852188; 162079982; 24882232; 24868518
• PubChem CID: 224478
• Chemspider ID: 23007
• Wikipedia Title: Lithium_fluoride

CALCULATED PROPERTIES

• Acid pKa: 3.09
• H Acceptors: 0
• H Donor: 0
• LogD (pH = 5.5): 0.0
• LogD (pH = 7.4): 0.0
• Log P: 0.0
• Molar Refractivity: 0.0 cm^3
• Polarizability: 1.7969184 Å^3
• Polar Surface Area: 0.0 Å^2
• Rotatable Bonds: 0
• Lipinski's Rule of Five: true

PROPERTIES

Physical Property

• Solubility: 0.27 g/100 mL (18 °C) ; 0.134 g/100 mL (25 °C) in water; aqueous acid: slightly soluble; H2O: soluble0.01 M at 20 °C, clear, colorless; soluble in HF ; insoluble in alcohol; Soluble in water and in acids
• Apperance: -325 Mesh Powder; Broken Crystals; fused (pieces); Lump/Powder; powder; Powder; powder and chunks; Powder, Ampouled under argon; random crystals; white powder or transparent crystals,; non-hygroscopic
• Melting Point: 845 °C(lit.); 845°C; 845°C
• Boiling Point: 1672°C; 1673 °C/1 atm(lit.); 1676°C; 1680°C; 1680°C
• Density: 2.635; 2.635 g/cm^3; 2.64 g/mL at 25 °C(lit.)
• Refractive Index: 1.3915
• Absorption Wavelength: λ: 260 nm Amax: ≤0.01; λ: 280 nm Amax: ≤0.01
• Heat Capacity: 1.604 J/(g K)
• Std enthalpy of formation: -616 kJ/mol
• Std molar entropy: 1.376 J/(g K)
• pH: 6.0-8.5 (25 °C, 0.01 M in H2O)

Safety Information

• Storage Warning: Hygroscopic; Hygroscopic/Toxic; Toxic/Irritant/Hygroscopic; Toxic/Irritant/Hygroscopic/Store under Argon
• RTECS: OJ6125000
• European Hazard Symbols: Corrosive (C); Flammable (F); Toxic (T)
• UN Number: 3288; UN3288
• German water hazard class: 3
• Hazard Class: 6.1
• Packing Group: 3; III
• Risk Statements: 25-32-36/37/38; 25-36/37/38; R:14/15-34
• Safety Statements: 20-26-36/37-45-60; 22-26-36/37/39-45; 26-36/37-45; S:8-45
• TSCA Listed: 是
• GHS Pictograms: GHS06
• GHS Signal Word: Danger
• NFPA704:
  

  0

  2

  0
• GHS Hazard statements: H301-H315-H319-H335
• GHS Precautionary statements: P261-P301 + P310-P305 + P351 + P338; P261-P301+P310-P305+P351+P338-P302+P352-P405-P501A
• Personal Protective Equipment: Eyeshields, Faceshields, Gloves, type P2 (EN 143) respirator cartridges
• RID/ADR: UN 3288 6.1/PG 3
• Supplemental Hazard Statements: Contact with acids liberates very toxic gas.

Product Information

• Purity: ≥99%; ≥99.0% (F); ≥99.98% trace metals basis; ≥99.99% trace metals basis; 98.5%; 98+%; 99.5+%; 99.8%; 99.85% (metals basis); 99.98% (metals basis); 99.99% (metals basis); 99.995%
• Grade: anhydrous; OPTICAL; optical grade; purum
• Particle Size: ≤20 μm; 2-15 mm; 300 mesh
• Impurities: insoluble matter, passes filter test
• Cation Traces: Al: ≤200 mg/kg; As: ≤5 mg/kg; Ba: ≤50 mg/kg; Bi: ≤20 mg/kg; Ca: ≤500 mg/kg; Cd: ≤5 mg/kg; Co: ≤5 mg/kg; Cr: ≤10 mg/kg; Cu: ≤50 mg/kg; Fe: ≤50 mg/kg; K: ≤100 mg/kg; Mg: ≤100 mg/kg; Mn: ≤5 mg/kg; Mo: ≤5 mg/kg; Na: ≤500 mg/kg; Ni: ≤100 mg/kg; Pb: ≤10 mg/kg; Sr: ≤100 mg/kg; Zn: ≤10 mg/kg
• Antion Traces: chloride (Cl-): ≤100 mg/kg; chloride (Cl-): ≤50 mg/kg; sulfate (SO42-): ≤300 mg/kg; sulfate (SO42-): ≤500 mg/kg
• Loss on Drying: ≤0.5% loss on ignition, 400 °C, 15 min.
• λ: 0.01 M in H2O
• Product Line: BioUltra
• Linear Formula: LiF

DETAILS

MP Biomedicals - 05211327

MP Biomedicals Rare Chemical collection

Apollo Scientific Ltd - PC4990

Useful as a mild base & as a source of fluoride ion innucleophilic displacements of other halides.Synthesis, 169 (1997): a review of alkali metal fluorides.

Sigma Aldrich - 449903

Packaging
2, 10, 50 g in glass bottle
Application
Used in the preparation of hypersensitive thermoluminescent materials,1 dosimeters,2 and in the room-temperature oxidation of noble metals using fluorine in anhydrous HF.3

Sigma Aldrich - 669431

Packaging
50 g in poly bottle

Sigma Aldrich - 237965

Packaging
1 kg in poly bottle
100 g in poly bottle

Sigma Aldrich - 668052

Packaging
10, 25, 100 g in poly bottle

Sigma Aldrich - 203645

Packaging
5, 25 g in poly bottle

REFERENCES

• Source of fluoride ion in nucleophilic displacement of other halides and as a mild base; compare Potassium fluoride, 14130. For a review of alkali metal fluorides in organic synthesis, see: Synthesis, 169 (1983).