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Cas Database |
| Name |
Lanthanum trifluoride |
EINECS | 237-252-8 |
| CAS No. | 13709-38-1 | Density | 5.936 g/mL at 25 °C(lit.) |
| PSA | 0.00000 | LogP | 1.26060 |
| Solubility | Soluble in strong mineral acids. Insoluble in water. | Melting Point |
1493 °C |
| Formula | F3La | Boiling Point | 19.5 °C at 760 mmHg |
| Molecular Weight | 195.901 | Flash Point | N/A |
| Transport Information | UN 3288 | Appearance | off-white powder |
| Safety | 22-24/25 | Risk Codes | 36/37/38 |
| Molecular Structure |
|
Hazard Symbols |
 Xi
|
| Synonyms |
Lanthanumfluoride;Lanthanum fluoride (La2F6);Lanthanumtrifluoride (LaF3); |
Article Data | 124 |
Lanthanum trifluoride Synthetic route
| Conditions | Yield |
|---|---|
| In neat (no solvent) passing a dry HF-stream over La2O3 first at 300°C then at 500°C, 8h;; polycryst. product;; | 99% |
| In neat (no solvent) byproducts: H2O; at elevated temp.;; | |
| red heat;; |
Lanthanum trifluoride Chemical Properties
Molecular Structure of Lanthanum trifluoride (13709-38-1):
EINECS: 237-252-8
IUPAC Name: Trifluorolanthanum
Molecular Formula: F3La
Molecular Weight: 195.90071 g/mol
H-Bond Donor: 0
H-Bond Acceptor: 3
Canonical SMILES: F[La](F)F
InChI: InChI=1S/3FH.La/h3*1H;/q;;;+3/p-3
InChIKey: BYMUNNMMXKDFEZ-UHFFFAOYSA-K
Melting Point: 1493 °C
Density: 5.936 g/mL at 25 °C(lit.)
Enthalpy of Vaporization: 25.54 kJ/mol
Boiling Point: 19.5 °C at 760 mmHg
Vapour Pressure: 922 mmHg at 25 °C
Sensitive: Hygroscopic
Lanthanum trifluoride Safety Profile
Safety Information of Lanthanum trifluoride (13709-38-1):
Hazard Codes: Xi .gif){kind=small}
Hazard Note: Hygroscopic
Risk Statements: 36/37/38
36/37/38: Irritating to eyes, respiratory system and skin
Safety Statements: 22-24/25
22: Do not breathe dust
24/25: Avoid contact with skin and eyes
RIDADR: 3288
WGK Germany: 3
HazardClass: 6.1
PackingGroup: III
Lanthanum trifluoride Specification
Lanthanum trifluoride (13709-38-1) is off-white powder, also known as Lanthanum fluoride ; Lanthanum fluoride (LaF3) ; Lanthanum fluoride, LaF3 . It is incompatible with strong oxidizing agents, strong acids. When heated to decomposition, it yields Hydrogen fluoride gas. Lanthanum trifluoride (13709-38-1) is mainly used raw material for processing of Lanthanum . It is also used as non-ferrous metal additive and used in metal alloys.
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