808806

Tungsten disulfide

Crystal, 99.995%

• Synonym(s): Tungsten(IV) sulfide, Tungsten sulfide, Tungsten sulphide
• Linear Formula: WS₂
• CAS Number: 12138-09-9
• Molecular Weight: 247.97
• EC Number: 235-243-3
• MDL number: MFCD00011467
• UNSPSC Code: 12352302
• PubChem Substance ID: 329769123
• NACRES: NA.23

Properties

• Assay: 99.995%
• form: crystals
• L × W × W: 0.5 cm × 0.5 cm × 0.1-0.15 mm, typical size, some variation in dimensions may occur with different batches
• density: 7.5 g/mL at 25 °C (lit.)
• SMILES string: S=[W]=S
• InChI: 1S/2S.W
• InChI key: ITRNXVSDJBHYNJ-UHFFFAOYSA-N

Description

Application

The two dimensional layered inorganic nanomaterials have drawn significant attention recently owing to their thickness dependent physical and chemical properties. They find applications in photocatalysis, phtotovoltaics, gas sensing, lithium ion batteries, field effect transistors, spintronics etc. Transition metal dischalcogenides represent an important class of inorganic 2D materials having the aforementioned applications.

Preparation Note

Store under nitrogen atmosphere.

Safety Information

• Storage Class Code: 13 - Non Combustible Solids
• WGK: nwg
• Flash Point(F): Not applicable
• Flash Point(C): Not applicable