1,3-Di-n-octyl-1,1,3,3-tetraethoxydisiloxane
1,3-辛基-1,1,3,3-四乙氧基二硅烷
Also known as: 1,1,3,3-Tetraethoxy-1,3-dioctyldisiloxane, 1,1,3,3-Tetraethoxy-1,3-di-n-octyldisiloxane, Disiloxane, 1,1,3,3-tetraethoxy-1,3-dioctyl-, [diethoxy(octyl)silyl]oxy-diethoxy-octylsilane, 1,3-DI-N-OCTYLTETRAETHOXYDISILOXANE, bis(diethoxyoctyl)siloxane
1,3-Di-n-octyl-1,1,3,3-tetraethoxydisiloxane (CAS 26496-09-3) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C24H54O5Si2 and a molecular weight of 478.854 g/mol. It is also known as 1,1,3,3-Tetraethoxy-1,3-dioctyldisiloxane, 1,1,3,3-Tetraethoxy-1,3-di-n-octyldisiloxane and Disiloxane, 1,1,3,3-tetraethoxy-1,3-dioctyl-. Key properties include a boiling point of 447.5±28.0 °C at 760 mmHg, a density of 0.9±0.1 g/cm3 and a flash point of 196.0±24.4 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 26496-09-3
- Jingsj CID
- J-1512129-1
- Molecular Formula
- C24H54O5Si2
- Chinese Name
- 1,3-辛基-1,1,3,3-四乙氧基二硅烷
- Molecular Weight
- 478.854 g/mol
- Category
- Aliphatic Hydrocarbons
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Boiling Point | 447.5±28.0 °C at 760 mmHg |
|---|---|
| Density | 0.9±0.1 g/cm3 |
| Flash Point | 196.0±24.4 °C |
Frequently Asked Questions
What is the CAS number of 1,3-Di-n-octyl-1,1,3,3-tetraethoxydisiloxane?
The CAS number of 1,3-Di-n-octyl-1,1,3,3-tetraethoxydisiloxane is 26496-09-3.
What are the molecular formula and molecular weight of 1,3-Di-n-octyl-1,1,3,3-tetraethoxydisiloxane?
1,3-Di-n-octyl-1,1,3,3-tetraethoxydisiloxane has molecular formula C24H54O5Si2 and molecular weight 478.854 g/mol.
Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "1,3-Di-n-octyl-1,1,3,3-tetraethoxydisiloxane (CAS 26496-09-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1512129-1 (accessed 2026-10-25).
Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.