Lanthanum(III) Oxide

Basic Information

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CAS Number

1312-81-8

Molecular Formula

La2O3

Molecular Weight

325.81 g/mol

Chemical Classification

Basic Chemical Raw Materials Inorganic Chemicals Acids

Basic Physical Properties

Melting Point

2315 ºC

Boiling Point

4200 ºC

Flash Point

4200°C

SMILES

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[O-2].[O-2].[O-2].[La+3].[La+3]

InChI

InChI=1S/2La.3O/q2*+3;3*-2

InChIKey

MRELNEQAGSRDBK-UHFFFAOYSA-N

Complexity

Safety Information

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GHS Hazard Pictograms

H315

H319

H335

Hazard Statement

H315 Causes skin irritation
Skin corrosion/irritation

H319 Causes serious eye irritation
Serious eye damage/eye irritation

H335 May cause respiratory irritation
Specific target organ toxicity, single exposure; Respiratory tract irritation

Stability

Stable.

Sensitiveness

Hygroscopic

Synonyms & References

English

Dilanthanum oxide
Lanthanum trioxide
SY010043
Q417250
lanthanum(3+);oxygen(2-)
Lanthanum(III) oxide
EC 215-200-5
EINECS 215-200-5
Lanthania (La2O3)
Lanthanum(III)Oxide
Lanthana
LANTHANUM OXIDE [MI]
MRELNEQAGSRDBK-UHFFFAOYSA-N
AKOS030228233
Lanthanum sesquioxide
Lanthanum(3+) oxide
LANTHANUM OXYDATUM
4QI5EL790W
Dilanthanum trioxide
UNII-4QI5EL790W
Lanthanum oxide (La2O3)
1312-81-8
AC2338
Lanthanum oxide
LANTHANUM(+3)OXIDE
LANTHANUM(III) OXIDE
dilanthanumoxide
dilanthanumtrioxide
lanthania(la2o3)
lanthanumoxide(la2o3)
lanthanumsesquioxide

MDL Number

MFCD00011071

Customs Code

28469000

FAQ

What is Lanthanum(III) Oxide (CAS: 1312-81-8)?

Lanthanum(III) Oxide is a rare earth metal oxide with the chemical formula La₂O₃. It appears as a white, hygroscopic solid and is known for its high melting point, basic properties, and ability to act as a flux in various industrial processes. CAS 1312-81-8 identifies this compound as a key material in materials science and chemical manufacturing.

What are the main uses of Lanthanum(III) Oxide (CAS: 1312-81-8)?

Lanthanum(III) Oxide (CAS 1312-81-8) is widely used in catalytic converters, ceramic capacitors, and phosphor materials for fluorescent lamps. It also serves as a raw material in the production of lanthanum salts and is applied in pharmaceuticals, glass manufacturing, and as a component in certain types of batteries. Its unique properties make it valuable in advanced technology and specialty chemical applications.

Is Lanthanum(III) Oxide (CAS: 1312-81-8) safe?

Lanthanum(III) Oxide (CAS 1312-81-8) is generally considered low in toxicity, but direct contact, inhalation, or ingestion should be avoided. Proper protective equipment, such as gloves and safety goggles, is recommended during handling. Safety standards emphasize adherence to OSHA guidelines to minimize exposure risks in industrial settings.

How should Lanthanum(III) Oxide (CAS: 1312-81-8) be stored?

Lanthanum(III) Oxide (CAS 1312-81-8) should be stored in a cool, dry place away from moisture and light. Use airtight containers to prevent absorption of atmospheric water, and ensure it is kept in a well-ventilated area. Avoid exposure to air and humidity to maintain stability and prevent degradation of the compound.