Cerium(4+) tetrahydroxide

Basic Information

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CAS Number

12014-56-1

Molecular Formula

H4CeO4

Molecular Weight

208.14 g/mol

EINECS

234-599-7

Chemical Classification

Basic Chemical Raw Materials Inorganic Chemicals Acids

Basic Physical Properties

Water Solubility

insoluble H2O; soluble conc mineral acids [HAW93]

Odor

无味

SMILES

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O[Ce](O)(O)O

InChI

InChI=1S/Ce.4H2O/h;4*1H2/q+4;;;;/p-4

InChIKey

WTVAYLQYAWAHAX-UHFFFAOYSA-J

LogP

-2.228

Topological Polar Surface Area

80.92 Å²

Hydrogen Bond Donor/Acceptor

4 / 4

Complexity

3.6

Safety Information

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GHS Hazard Pictograms

H319

Hazard Statement

H319 Causes serious eye irritation
Serious eye damage/eye irritation

Hazard Class

Class 8 Class 8

Synonyms & References

English

CERIUM (IV) HYDROXIDE
CERIUM (IV) OXIDE HYDRATED
CERIUM (III) HYDROXIDE
CERIUM HYDROXIDE
CERIC HYDROXIDE
CERIC OXIDE HYDRATED
ceric hydroxide,cerium hydroxide
Cerium(IV) hydroxide, min. 85%
Cerium(IV) hydroxide
Ceriumhydroxidemin
Ceriumhydroxide
Cerium hydrate
Cerium tetrahydroxide
Cerium(IV) oxide
(T-4)-Ceriumhydroxide
Cer(IV)-hydroxid
Cerium(IV) Oxide,Hydrated
Cerium(IV)hydrate
ceriumperhydroxide
Copper(II) acetate Monohydrate
Ceriumhydroxide (Ce(OH)4) (6CI,7CI,8CI)
Cerium (IV) hydroxide

MDL Number

MFCD01076612

EC Number

234-599-7

Customs Code

28461020

FAQ

What are the physical and chemical properties of Cerium(4+) tetrahydroxide (CAS: 12014-56-1)?

Cerium(4+) tetrahydroxide (CAS: 12014-56-1) is a white or pale yellow solid with a crystalline form. Its molecular weight is approximately 269.98 g/mol. It is slightly soluble in water and slightly reactive with acids. Cerium(4+) tetrahydroxide has a low melting point and is stable in dry air but decomposes in moist air or water.

How is Cerium(4+) tetrahydroxide (CAS: 12014-56-1) typically synthesized?

Cerium(4+) tetrahydroxide (CAS: 12014-56-1) can be synthesized by the hydrolysis of ceric salts in the presence of sodium hydroxide or potassium hydroxide. Common methods include the precipitation of cerium(IV) ions from a solution of cerium(IV) nitrate or cerium(IV) chloride with sodium or potassium hydroxide. The reaction is typically carried out at room temperature or slightly elevated temperatures, with a yield of around 85-95% depending on the purity of starting materials and reaction conditions.

What industries use Cerium(4+) tetrahydroxide (CAS: 12014-56-1)?

Cerium(4+) tetrahydroxide (CAS: 12014-56-1) is used in various industries, including catalysis, where it serves as an efficient catalyst for several chemical reactions. It is also used in the manufacturing of ceramics, glass, and pigments due to its color stability and resistance to thermal shock. Additionally, it has applications in semiconductors and as a polishing agent in optical and electronic devices.

What precautions should be taken when handling Cerium(4+) tetrahydroxide (CAS: 12014-56-1)?

When handling Cerium(4+) tetrahydroxide (CAS: 12014-56-1), it is important to wear appropriate personal protective equipment (PPE) such as gloves, safety goggles, and a lab coat. It should be handled in a well-ventilated area or a fume hood to avoid inhalation of dust. Spills should be cleaned up using appropriate absorbent materials and disposed of according to local regulations. Always refer to the Safety Data Sheet (SDS) for detailed handling instructions and emergency procedures.