Pentafluorophenylethoxydimethylsilane

五氟苯基乙氧基二甲基硅烷

Also known as: Dimethylethoxysilylpentafluorobenzene, Ethoxydimethylsilylpentafluorobenzene, Ethoxy(pentafluorophenyl)dimethylsilane, Dimethyl(pentafluorophenyl)silyloxyethane, Dimethyl(2,3,4,5,6-pentafluorophenyl)silyl ethyl ether, Benzene, 1-(ethoxydimethylsilyl)-2,3,4,5,6-pentafluoro-, MFCD00191684

Pentafluorophenylethoxydimethylsilane (CAS 71338-73-3) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C10H11F5OSi and a molecular weight of 270.271 g/mol. It is also known as Dimethylethoxysilylpentafluorobenzene, Ethoxydimethylsilylpentafluorobenzene and Ethoxy(pentafluorophenyl)dimethylsilane. Key properties include a boiling point of 234.2±40.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 95.4±27.3 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
71338-73-3
Jingsj CID
J-16599-0
Molecular Formula
C10H11F5OSi
Chinese Name
五氟苯基乙氧基二甲基硅烷
Molecular Weight
270.271 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point234.2±40.0 °C at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point95.4±27.3 °C

Frequently Asked Questions

What is the CAS number of Pentafluorophenylethoxydimethylsilane?

The CAS number of Pentafluorophenylethoxydimethylsilane is 71338-73-3.

What are the molecular formula and molecular weight of Pentafluorophenylethoxydimethylsilane?

Pentafluorophenylethoxydimethylsilane has molecular formula C10H11F5OSi and molecular weight 270.271 g/mol.

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

Last updated:

How to cite: Jingsj. "Pentafluorophenylethoxydimethylsilane (CAS 71338-73-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-16599-0 (accessed 2026-10-23).

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