Tungsten(IV) selenide, 99.8% (metals basis)

Description

CAS: 12067-46-8 | Se2W | 341.782 g/mol

Tungsten(IV) selenide is used as an important compound in electrochemical solar cells. It acts as a stable semiconductor.

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Specifications

Chemical Identifiers

• CAS: 12067-46-8
• Molecular Formula: Se2W
• Molecular Weight (g/mol): 341.782
• MDL Number: MFCD00049703
• InChI Key: ROUIDRHELGULJS-UHFFFAOYSA-N
• Synonym: tungsten selenide, tungsten diselenide, tungsten selenide wse2, tungsten iv selenide, bis selanylidene tungsten, diselanylidenetungsten, tungsten diselenide, crystal
• PubChem CID: 82910
• IUPAC Name: bis(selanylidene)tungsten
• SMILES: [Se]=[W]=[Se]

• Physical Form: Powder
• Quantity: 10 g
• Assay Percent Range: 99.8%, metal basis
• Solubility Information: Insoluble in water.
• Formula Weight: 341.77
• Density: 9.32
• Chemical Name or Material: Tungsten(IV) Selenide

Safety and Handling

Hazard Category	H301+H331-H373
Hazard Statement	When using do not eat, drink or smoke. In case of accident or if you feel unwell, seek medical advice immediately (show the label where possible). This material and/or its container must be disposed of as hazardous waste. Avoid release to the environment.
Precautionary Statement	P260-P264b-P270-P271-P301+P310-P304+P340-P311-P314-P330-P501c
DOTInformation	DOT Class: 9; Packaging Group: III
EINECSNumber	235-078-7
RTECSNumber	YO7714000
TSCA	Yes
Recommended Storage	Ambient temperatures

SDS

RUO – Research Use Only