Cerium(IV) Oxide

Basic Information

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CAS Number

1306-38-3

Molecular Formula

CeO2

Molecular Weight

172.11 g/mol

Chemical Classification

Basic Chemical Raw Materials Organic Chemicals Carboxylic Acids

Water Treatment Chemicals Coagulants and Flocculants Inorganic Coagulants

Basic Physical Properties

Melting Point

2600 ºC

SMILES

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O=[Ce]=O

InChI

InChI=1S/Ce.2O

InChIKey

CETPSERCERDGAM-UHFFFAOYSA-N

LogP

-0.2376

Topological Polar Surface Area

34.14 Å²

Hydrogen Bond Donor/Acceptor

0 / 2

Complexity

18.3

Safety Information

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GHS Hazard Pictograms

H303

H313

H333

H302

Hazard Statement

H303 May be harmful if swallowed
Acute toxicity, oral

H313 May be harmful in contact with skin
Acute toxicity, dermal

H333 May be harmful if inhaled
Acute toxicity, inhalation

H302 Harmful if swallowed
Acute toxicity, oral

Hazard Class

Class 8 Class 8

Stability

Stable, but absorbs carbon dioxide from the air.

Sensitiveness

对湿度敏感

Toxicity

LD50 orally in rats: >5.0 g/kg (Lambert)

Synonyms & References

English

Cerium Oxide
Cerium dioxide
ceric oxide coating quality balzers
Ceriumoxideyellowpowder
Cerium (IV) oxide
CeriumoxideREO
CERAMICS-AEium(IV) oxide
Cerium(IV) oxide nanopowder
Ceriumoxide-anhydrous
Ceric dioxide
CeO2
Cerdioxyd
Ceria
Ceric oxide,ceria,Ceric oxide
molycomp5310
needlal
needlalu15
needlalw15
nidoral
opaline
cerous oxide
Ceria, felt
Cerium(IV) oxide
cericdioxide
Nano cerium oxide

MDL Number

MFCD00010933

Customs Code

2846101000

FAQ

What is Cerium(IV) Oxide (CAS: 1306-38-3)?

Cerium(IV) Oxide (CAS: 1306-38-3) is a white, odorless inorganic compound with the chemical formula CeO2. It is a strong oxidizing agent and exhibits high stability under normal conditions. This compound is known for its catalytic properties and is commonly used in various industrial and research applications due to its ability to facilitate chemical reactions and enhance material properties.

What are the main uses of Cerium(IV) Oxide (CAS: 1306-38-3)?

Cerium(IV) Oxide (CAS: 1306-38-3) is widely utilized in catalytic converters, glass and semiconductor polishing, and as a catalyst in chemical synthesis. It also serves as a component in ceramics, medical imaging agents, and the production of other cerium compounds. Its applications span across industries, including automotive, electronics, and pharmaceuticals, due to its unique redox properties and high surface area.

Is Cerium(IV) Oxide (CAS: 1306-38-3) safe?

Cerium(IV) Oxide (CAS: 1306-38-3) is generally considered less toxic than other cerium compounds, but it should still be handled with care. Prolonged inhalation or ingestion may cause irritation, so protective gear like gloves and masks is recommended. Safety standards emphasize proper ventilation and avoiding direct contact with skin or eyes. It is classified as a hazardous material under certain regulations, requiring adherence to established safety protocols.

How should Cerium(IV) Oxide (CAS: 1306-38-3) be stored?

Cerium(IV) Oxide (CAS: 1306-38-3) should be stored in a cool, dry, and well-ventilated place, away from moisture and light. Use airtight containers to prevent hygroscopic absorption, which can degrade its properties. Maintain storage conditions below 25°C and ensure humidity levels are low. Avoid exposure to incompatible substances to ensure stability and safety.