Dithioxotungsten

Basic Information

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CAS Number

12138-09-9

Molecular Formula

S2W

Molecular Weight

247.97 g/mol

Chemical Classification

Basic Chemical Raw Materials Inorganic Chemicals Acids

Basic Physical Properties

Melting Point

1480℃

Boiling Point

°Cat760mmHg

Water Solubility

Slightly soluble in water.

Vapor Pressure

No data available

SMILES

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S=[W]=S

InChI

InChI=1S/2S.W

InChIKey

ITRNXVSDJBHYNJ-UHFFFAOYSA-N

LogP

1.2939

Topological Polar Surface Area

0.0 Å²

Hydrogen Bond Donor/Acceptor

0 / 0

Complexity

18.3

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

Synonyms & References

English

tungsten disulphide
Tungsten(IV) sulfide
TUNGSTEN SULFIDE
bis(sulfanylidene)tungsten
Tungsten sulphide
tungsten disulfide
Tungsten sulfide
tungsten sulfide

MDL Number

MFCD00011467

FAQ

What is Dithioxotungsten (CAS: 12138-09-9)?

Dithioxotungsten (CAS: 12138-09-9) is a complex compound of tungsten with the chemical formula H2WOS2. It is a dark brown solid with a metallic luster, characterized by its high reactivity and stability in certain environments.

What are the main uses of Dithioxotungsten (CAS: 12138-09-9)?

Dithioxotungsten (CAS: 12138-09-9) is primarily used in catalytic processes, particularly in the conversion of alcohols to ketones and esters, as well as in various analytical and spectroscopic applications.

Is Dithioxotungsten (CAS: 12138-09-9) safe?

Dithioxotungsten (CAS: 12138-09-9) is generally safe when handled with appropriate precautions. It is important to avoid contact with skin and eyes, and to ensure adequate ventilation during use. Protective gloves and safety goggles should be worn.

How should Dithioxotungsten (CAS: 12138-09-9) be stored?

Dithioxotungsten (CAS: 12138-09-9) should be stored in a cool, dry place away from direct sunlight and heat sources. It should be kept in a tightly sealed container to prevent moisture absorption and degradation. Avoid storing in high humidity environments to maintain its stability.