Molybdenum(IV) selenide
Molybdenum(IV) selenide (CAS: 12058-18-3), with the empirical formula MoSe2 and a molecular weight of 253.86 g/mol, is a transition metal dichalcogenide. This dark grey powder is known for its layered structure, which lends itself to applications in advanced materials science. It is primarily researched and utilised in the development of thin-film transistors for solar cells and as a substrate for self-assembly processes.
- IUPAC
- Molybdenum diselenide
- Synonyms
- Molybdenum diselenide
Thin-Film Transistors
Molybdenum selenide compounds are integral to the research and development of molybdenum chalcogenide thin-film transistors. These transistors are crucial components in emerging solar cell technologies.
Piezoelectric Materials
The unique layered nature of MoSe2 contributes to its piezoelectric properties. This makes it a candidate material for applications requiring the conversion of mechanical stress into electrical signals, and vice versa.
Substrates for Self-Assembly
Molybdenum(IV) selenide serves as a valuable substrate material for various self-assembly processes in nanotechnology and materials science research.
| Molecular weight | 253.86 |
|---|---|
| Empirical formula | MoSe2 |
| Assay | 99.95% trace metals basis |
| Form | powder |
| Particle size | -325 mesh |
| Application | Molybdenum chalcogenide thin film transitors for solar cells are a rapidly expanding area of research and molybdenum selenide compounds play an important role in this research. The layered nature of MoSe2 gives rise to several interesting applications such as field effect transistors 1; piezoelectrics 2 and substrates for self assembly 3 |
| Melting point | >400 °C |
Hazard statements
- H301Toxic if swallowed
- H373May cause damage to organs through prolonged exposure
- H410Very toxic to aquatic life with long-lasting effects
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P273Avoid release to the environment
- P301IF SWALLOWED
- P311Call a POISON CENTER or doctor
- P501Dispose of contents and container per local regulations
| Transport (UN / ADR) | UN 3077 9 / PGIII |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | T,N |
| Risk statements (R) | 23/25-33-50/53 |
| Safety statements (S) | 20/21-28-45-60-61 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is Molybdenum(IV) selenide used for?
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Molybdenum(IV) selenide is used in the research and development of thin-film transistors for solar cells, as piezoelectric materials, and as substrates for self-assembly.
What is the CAS number and formula for Molybdenum(IV) selenide?
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The CAS number for Molybdenum(IV) selenide is 12058-18-3, and its empirical formula is MoSe2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Molybdenum(IV) selenide with an assay of 99.95% trace metals basis. We do not represent this product as USP, BP, or EP grade.
How should Molybdenum(IV) selenide be handled safely?
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Molybdenum(IV) selenide is toxic if swallowed and if inhaled, and may cause damage to organs through prolonged or repeated exposure. It is also very toxic to aquatic life with long lasting effects. Handle with appropriate personal protective equipment in a well-ventilated area, and avoid release into the environment. Refer to the Safety Data Sheet for full details.
How is Molybdenum(IV) selenide typically packed and shipped?
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Molybdenum(IV) selenide is supplied as a powder. For export and global distribution, it is carefully packed to meet international shipping regulations, including UN 3077 9 / PGIII requirements for hazardous goods.
How can I request a quote or sample?
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To request a quote or obtain a sample of Molybdenum(IV) selenide, please contact the Tech Serve Solutions sales team through our website or via direct inquiry.
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