1,2-Bis(dichloromethylsilyl)ethane

1,2-二(甲基二氯硅基)乙烷

Also known as: ethane-1,2-diylbis[dichloromethylsilane], bis(methyldichlorosilyl)ethane, 1,2-bis(methyldichlorosilyl)ethane, 1,2-ethanediylbis[dichloromethyl-silane], 1,4-dimethyl-1,1,4,4-tetrachlorodisilethylene, 2,2,5,5-tetrachloro-2,5-disilahexane, ethylenebis(methyldichlorosilane), ethylenebis(dichloromethylsilane), silane, 1,1'-(1,2-ethanediyl)bis[1,1-dichloro-1-methyl-], 1,2-ethanediylbis[dichloro(methyl)silane]

1,2-Bis(dichloromethylsilyl)ethane (CAS 3353-69-3) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C4H10Cl4Si2 and a molecular weight of 256.105 g/mol. It is also known as ethane-1,2-diylbis[dichloromethylsilane], bis(methyldichlorosilyl)ethane and 1,2-bis(methyldichlorosilyl)ethane. Key properties include a melting point of 33-35ºC(lit.), a boiling point of 209.9±13.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 79.9±14.6 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
3353-69-3
Jingsj CID
J-20152-0
Molecular Formula
C4H10Cl4Si2
Chinese Name
1,2-二(甲基二氯硅基)乙烷
Molecular Weight
256.105 g/mol
Category
Aliphatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point33-35ºC(lit.)
Boiling Point209.9±13.0 °C at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point79.9±14.6 °C

Frequently Asked Questions

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

The CAS number of 1,2-Bis(dichloromethylsilyl)ethane is 3353-69-3.

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

1,2-Bis(dichloromethylsilyl)ethane has molecular formula C4H10Cl4Si2 and molecular weight 256.105 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(dichloromethylsilyl)ethane (CAS 3353-69-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-20152-0 (accessed 2026-10-22).

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