1,2-Bis(methyldiethoxysilyl)ethane

1,2-双(甲基二乙氧基硅基)乙烷

Also known as: 1,2-bis(diethoxymethylsilyl)ethane, 1,2-bis(methyldiethoxysilyl)ethane, 4,7-diethoxy-4,7-dimethyl-3,8-dioxa-4,7-disiladecane, 3,8-Dioxa-4,7-disiladecane, 4,7-diethoxy-4,7-dimethyl-, BIS(METHYLDIETHOXYSILYL)ETHANE, 1,2-Bis-(methyl-diaethoxy-silyl)-aethan

1,2-Bis(methyldiethoxysilyl)ethane (CAS 18043-74-8) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C12H30O4Si2 and a molecular weight of 294.535 g/mol. It is also known as 1,2-bis(diethoxymethylsilyl)ethane, 1,2-bis(methyldiethoxysilyl)ethane and 4,7-diethoxy-4,7-dimethyl-3,8-dioxa-4,7-disiladecane. Key properties include a boiling point of 241.5±13.0 °C at 760 mmHg, a density of 0.9±0.1 g/cm3 and a flash point of 88.6±20.2 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
18043-74-8
Jingsj CID
J-1461673-8
Molecular Formula
C12H30O4Si2
Chinese Name
1,2-双(甲基二乙氧基硅基)乙烷
Molecular Weight
294.535 g/mol
Category
Aliphatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point241.5±13.0 °C at 760 mmHg
Density0.9±0.1 g/cm3
Flash Point88.6±20.2 °C

Frequently Asked Questions

What is the CAS number of 1,2-Bis(methyldiethoxysilyl)ethane?

The CAS number of 1,2-Bis(methyldiethoxysilyl)ethane is 18043-74-8.

What are the molecular formula and molecular weight of 1,2-Bis(methyldiethoxysilyl)ethane?

1,2-Bis(methyldiethoxysilyl)ethane has molecular formula C12H30O4Si2 and molecular weight 294.535 g/mol.

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

Last updated:

How to cite: Jingsj. "1,2-Bis(methyldiethoxysilyl)ethane (CAS 18043-74-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1461673-8 (accessed 2026-10-22).

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