Tungsten(IV) oxide

Basic Information

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CAS Number

12036-22-5

Molecular Formula

WO2

Molecular Weight

215.84 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

1500-1600 ºC

Water Solubility

Soluble in acid and potassium hydroxide. Insoluble in water.

SMILES

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O=[W]=O

InChI

InChI=1S/2O.W

InChIKey

DZKDPOPGYFUOGI-UHFFFAOYSA-N

LogP

-0.2401

Topological Polar Surface Area

34.14 Å²

Hydrogen Bond Donor/Acceptor

0 / 2

Complexity

18.3

Synonyms & References

English

AKOS015916217
Tungsten(IV) oxide (99.9+per cent-W) (WO2.9 Blue Sub-oxide)
Tungsten (IV) oxide
dioxotungsten
EINECS 234-842-7
Tungsten dioxide
DTXSID0065195
Tungsten(IV) oxide
Tungsten(IV) oxide, -100 mesh, 99.99% trace metals basis
Tungsten( cento)oxide
CS-0527318
Tungsten oxide (WO2)
12037-58-0
MFCD00049709
EC 234-842-7
TUNGSTEN(IV)OXIDE
UNII-0Q43JGJ0GV
12036-22-5
tungsten dioxide
Tungsten oxide

MDL Number

MFCD00049709

Customs Code

2825901990

FAQ

What is Tungsten(IV) oxide (CAS: 12036-22-5)?

Tungsten(IV) oxide, also known as tungsten dioxide, is a chemical compound with the formula WO2. It is a white, amphoteric oxide of tungsten. This compound is insoluble in water but soluble in acids and bases.

What are the main uses of Tungsten(IV) oxide (CAS: 12036-22-5)?

Tungsten(IV) oxide is widely used in various applications such as refractory materials, electrical contacts, pigments, and in the production of tungsten carbide for tools and cutting edges. It is also utilized in some electronic components and as a colorant in ceramics.

Is Tungsten(IV) oxide (CAS: 12036-22-5) safe?

Tungsten(IV) oxide is relatively safe under normal conditions but should be handled with care. It is not toxic but can irritate the skin and eyes. Proper ventilation and the use of personal protective equipment (PPE) such as gloves and safety glasses are recommended to prevent inhalation and skin contact.

How should Tungsten(IV) oxide (CAS: 12036-22-5) be stored?

Tungsten(IV) oxide should be stored in a cool, dry place away from direct sunlight and heat sources. It should be kept in a sealed container to prevent moisture and air exposure. Avoid storing it near incompatible materials such as acids and bases to prevent chemical reactions.