tungsten silicide
Also known as: EINECS 234-912-7, TUNGSTEN SILICIDE, Tungsten trisilicide, pentatungsten trisilicide
tungsten silicide (CAS 12039-95-1) is a compound in the Inorganic Chemicals category listed in the Jingsj chemical database. It has the molecular formula Si3W5 and a molecular weight of 1003.456 g/mol. Key properties include a melting point of 2320°C and a density of 14.400. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 12039-95-1
- Jingsj CID
- J-50556-1
- Molecular Formula
- Si3W5
- Molecular Weight
- 1003.456 g/mol
- Category
- Inorganic Chemicals
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 2320°C |
|---|---|
| Density | 14.400 |
| Exact Mass | 1003.685303 |
| Appearance | blue-gray refractory solid |
| Additional Property | insoluble H2O [HAW93] |
Frequently Asked Questions
What is the CAS number of tungsten silicide?
The CAS number of tungsten silicide is 12039-95-1.
What are the molecular formula and molecular weight of tungsten silicide?
tungsten silicide has molecular formula Si3W5 and molecular weight 1003.456 g/mol.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "tungsten silicide (CAS 12039-95-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-50556-1 (accessed 2026-11-07).
Data for reference only; verify product details with suppliers before purchase.