Silicon dioxide
白炭黑
Also known as: Cristobalite, Dioxosilane, LUDOX(R) AM-30 COLLOIDAL SILICA, LUDOX(R) AS-30 COLLOIDAL SILICA, LUDOX(R) AS-40 COLLOIDAL SILICA, LUDOX(R) CL COLLOIDAL SILICA, LUDOX(R) CL-X COLLOIDAL SILICA, LUDOX(R) HS-30 COLLOIDAL SILICA, LUDOX(R) HS-40 COLLODIAL SILICA, LUDOX(R) TMA COLLOIDAL SILICA, Silane, dioxo-, Silica glass, silica$EINECS 600-358-3
Silicon dioxide (CAS 10279-57-9) is a compound in the Inorganic Chemicals category listed in the Jingsj chemical database. It has the molecular formula O2Si and a molecular weight of 60.084 g/mol. It is also known as Cristobalite, Dioxosilane and LUDOX(R) AM-30 COLLOIDAL SILICA. Key properties include a melting point of >100ºC(lit.), a boiling point of 1610ºC(lit.) and a density of 2.6 g/mL at 25ºC(lit.). No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 10279-57-9
- Jingsj CID
- J-1120641-5
- Molecular Formula
- O2Si
- Chinese Name
- 白炭黑
- Molecular Weight
- 60.084 g/mol
- Category
- Inorganic Chemicals
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | >100ºC(lit.) |
|---|---|
| Boiling Point | 1610ºC(lit.) |
| Density | 2.6 g/mL at 25ºC(lit.) |
Frequently Asked Questions
What is the CAS number of Silicon dioxide?
The CAS number of Silicon dioxide is 10279-57-9.
What are the molecular formula and molecular weight of Silicon dioxide?
Silicon dioxide has molecular formula O2Si and molecular weight 60.084 g/mol.
Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "Silicon dioxide (CAS 10279-57-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1120641-5 (accessed 2026-10-25).
Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.