740993

Antimony(III) telluride

beads, ≥99.99%

• Synonym(s): Antimony sesquitelluride, Antimony telluride, Diantimony tritelluride
• Linear Formula: Sb₂Te₃
• CAS Number: 1327-50-0
• Molecular Weight: 626.32
• MDL number: MFCD00016320
• UNSPSC Code: 12352300
• PubChem Substance ID: 329765458

Properties

• assay: ≥99.99%
• form: beads
• density: 6.5 g/mL at 25 °C (lit.)
• SMILES string: [Te]=[Sb][Te][Sb]=[Te]
• InChI: 1S/2Sb.3Te
• Inchi Key: BPDQXJZWVBPDSN-UHFFFAOYSA-N

Description

General description

Antimony(III) telluride (Sb₂Te₃) is a three dimensional topological insulator that can be used as a binary sesquichalogenide. It forms p-type semiconducting films for the formation of thermoelectric materials.[1][2]

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Application

Sb₂Te₃ in combination with bismuth(III) telluride (Bi₂Te₃) can form super-lattices, which facilitate the fabrication of devices such as thermoelectric generators.[3][4]

Safety Information

• pictograms: GHS07,GHS09
• signalword: Warning
• hcodes: H302 + H332,H411
• pcodes: P261 - P264 - P271 - P273 - P301 + P312 - P304 + P340 + P312
• Hazard Classifications: Acute Tox. 4 Inhalation - Acute Tox. 4 Oral - Aquatic Chronic 2
• Storage Class: 6.1D - Non-combustible acute toxic Cat.3 / toxic hazardous materials or hazardous materials causing chronic effects
• wgk_germany: WGK 3
• flash_point_f: Not applicable
• flash_point_c: Not applicable