n-Octadecyltriethoxysilane

正十八烷基三乙氧基硅烷

Also known as: Octadecyltriethoxysilane, Triethoxyoctadecylsilane, Triethoxy(octadecyl)silane, Triethoxysilyloctadecane, Stearyltriethoxysilane, Silane, triethoxyoctadecyl-

n-Octadecyltriethoxysilane (CAS 7399-00-0) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C24H52O3Si and a molecular weight of 416.753 g/mol. It is also known as Octadecyltriethoxysilane, Triethoxyoctadecylsilane and Triethoxy(octadecyl)silane. Key properties include a melting point of 10-12°C, a boiling point of 321.6±10.0 °C at 760 mmHg, a density of 0.9±0.1 g/cm3 and a flash point of 166.1±21.8 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
7399-00-0
Jingsj CID
J-924944-2
Molecular Formula
C24H52O3Si
Chinese Name
正十八烷基三乙氧基硅烷
Molecular Weight
416.753 g/mol
Category
Aliphatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point10-12°C
Boiling Point321.6±10.0 °C at 760 mmHg
Density0.9±0.1 g/cm3
Flash Point166.1±21.8 °C

Frequently Asked Questions

What is the CAS number of n-Octadecyltriethoxysilane?

The CAS number of n-Octadecyltriethoxysilane is 7399-00-0.

What are the molecular formula and molecular weight of n-Octadecyltriethoxysilane?

n-Octadecyltriethoxysilane has molecular formula C24H52O3Si and molecular weight 416.753 g/mol.

Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "n-Octadecyltriethoxysilane (CAS 7399-00-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-924944-2 (accessed 2026-10-23).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.