733504

Bismuth selenide

granular (melted), ≥99.995% trace metals basis

• Synonym(s): Dibismuth triselenide
• Empirical Formula (Hill Notation): Bi₂Se₃
• CAS Number: 12068-69-8
• Molecular Weight: 654.84
• EC Number: 235-104-7
• MDL number: MFCD00014200
• UNSPSC Code: 12352300
• PubChem Substance ID: 329764823
• NACRES: NA.23

Properties

• Quality Level: 100
• assay: ≥99.995% trace metals basis
• form: granular (melted)
• greener alternative product characteristics: Design for Energy Efficiency; Learn more about the Principles of Green Chemistry.
• sustainability: Greener Alternative Product
• mp: 710 °C (lit.)
• greener alternative category: , Enabling
• SMILES string: [Se]=[Bi][Se][Bi]=[Se]
• InChI: 1S/2Bi.3Se
• InChI key: OMEPJWROJCQMMU-UHFFFAOYSA-N

Description

General description

Bismuth selenide (Bi₂Se₃), a thermoelectric material that acts as a topological insulator, exhibits helical spin polarization and strong spin-orbit coupling.

Bismuth selenide is a semiconductor thermoelectric material.

We are committed to bringing you Greener Alternative Products, which adhere to one or more of The 12 Principles of Greener Chemistry. This product has been enhanced for energy efficiency. Find details here.

Application

Bi₂Se₃ can be used in the formation of nanocomposites for antitumor thermo-chemotherapy and imaging. It can also be used in the fabrication of electronic devices such as field effect transistors (FETs) and photodetectors.

Safety Information

• pictograms: GHS06,GHS08,GHS09
• signalword: Danger
• hcodes: H301 + H331,H373,H410
• pcodes: P260 - P264 - P273 - P301 + P310 - P304 + P340 + P311 - P314
• Hazard Classifications: Acute Tox. 3 Inhalation - Acute Tox. 3 Oral - Aquatic Acute 1 - Aquatic Chronic 1 - STOT RE 2
• Storage Class: 6.1C - Combustible acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects
• wgk_germany: WGK 3
• flash_point_f: Not applicable
• flash_point_c: Not applicable