tungsten silicide
二硅化钨
Also known as: EINECS 234-909-0, MFCD00049704, Tungsten silicide, bis(λ<sup>3</sup>-silanylidyne)tungsten
tungsten silicide (CAS 12039-88-2) is a compound in the Inorganic Chemicals category listed in the Jingsj chemical database. It has the molecular formula Si2W and a molecular weight of 240.01100 g/mol. It is also known as EINECS 234-909-0, MFCD00049704 and Tungsten silicide. Key properties include a melting point of 900ºC and a density of 9.88 g/cm3. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 12039-88-2
- Jingsj CID
- J-1093084-5
- Molecular Formula
- Si2W
- Chinese Name
- 二硅化钨
- Molecular Weight
- 240.01100 g/mol
- Category
- Inorganic Chemicals
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 900ºC |
|---|---|
| Density | 9.88 g/cm3 |
Frequently Asked Questions
What is the CAS number of tungsten silicide?
The CAS number of tungsten silicide is 12039-88-2.
What are the molecular formula and molecular weight of tungsten silicide?
tungsten silicide has molecular formula Si2W and molecular weight 240.01100 g/mol.
Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "tungsten silicide (CAS 12039-88-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1093084-5 (accessed 2026-10-24).
Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.