Bismuth telluride (Bi2Te3)

Basic Information

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CAS Number

1304-82-1

Molecular Formula

Bi2Te3

Molecular Weight

800.76 g/mol

EINECS

215-135-2

Chemical Classification

Basic Chemical Raw Materials Inorganic Chemicals Acids

Basic Physical Properties

Melting Point

585 °C

Boiling Point

1172 °C

Density

7.642 g/mL at 25 °C

Water Solubility

Insoluble in water.

SMILES

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[Te]=[Bi][Te][Bi]=[Te]

InChI

InChI=1S/2Bi.3Te

InChIKey

GUYIRKJSQUOSJV-UHFFFAOYSA-N

LogP

-1.9040000000000001

Topological Polar Surface Area

0.0 Å²

Hydrogen Bond Donor/Acceptor

0 / 0

Complexity

9.7

Safety Information

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Hazard Statement

H302 Harmful if swallowed
Acute toxicity, oral

H312 Harmful in contact with skin
Acute toxicity, dermal

H332 Harmful if inhaled
Acute toxicity, inhalation

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

Hazard Class

Class 6.1 Class 6.1

Sensitiveness

Moisture Sensitive

Synonyms & References

English

bismuthsesquitelluride
BISMUTH TELLURIDE, 99.99%
Bismuth telluride, se-doped
Bismuth(3 ) telluride
Einecs 215-135-2
BisMuth(III) telluride powder, -325 Mesh, 99.99% trace Metals basis
Bismuth(III) telluride beads, 99.995% trace metals basis
Bismuth(III) telluride (Bi2Te3)
Bismuth telluride
Bismuth(III) telluride
dibismuth tritelluride
bismuth(3+) telluride (2:3)
Bi2Te3
Bismuth sesquitelluride
tellurobismuthite
tellururedebismuth
bismuthtritelluride
bismuthtelluride,undoped
BISMUTH (III) TELLURIDE
Dibismuth tritelluride
BISMUTH TELLURIDE

MDL Number

MFCD00014201

EC Number

215-135-2

FAQ

What is Bismuth telluride (CAS: 1304-82-1)?

Bismuth telluride (CAS: 1304-82-1) is a compound with the chemical formula Bi2Te3. It is a semiconductor material known for its high thermoelectric properties, meaning it can efficiently convert heat into electricity. It is used in thermoelectric generators and coolers.

What are the main uses of Bismuth telluride (CAS: 1304-82-1)?

Bismuth telluride (CAS: 1304-82-1) is primarily used in thermoelectric devices, such as thermoelectric generators and coolers. It is also utilized in semiconductor applications and as a material for infrared detectors.

Is Bismuth telluride (CAS: 1304-82-1) safe?

Bismuth telluride (CAS: 1304-82-1) is generally considered safe when used as intended in electronic devices. However, it is important to handle it with care, especially in its powder form, to prevent inhalation of dust. Protective measures include wearing gloves and a respirator.

How should Bismuth telluride (CAS: 1304-82-1) be stored?

Bismuth telluride (CAS: 1304-82-1) should be stored in a cool, dry place away from direct sunlight and moisture. It should be kept in a sealed container to prevent contamination and degradation. Storage temperature should not exceed 25°C (77°F) to maintain its properties.