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1-(4-fluoro-2-(trifluoromethyl)phenyl)ethan-1-one

4-氟-2-(三氟甲基)苯乙酮

Also known as: 4'-Fluoro-2'-(trifluoromethyl)acetophenone, 1-(4-fluoro-2-(trifluoromethyl)phenyl)ethanone, 1-acetyl-4-fluoro-2-(trifluoromethyl)benzene, 4-FLUORO-2-(TRIFLUOROMETHYL)ACETOPHENONE

1-(4-fluoro-2-(trifluoromethyl)phenyl)ethan-1-one (CAS 208173-21-1) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C9H6F4O and a molecular weight of 206.137 g/mol. It is also known as 4'-Fluoro-2'-(trifluoromethyl)acetophenone, 1-(4-fluoro-2-(trifluoromethyl)phenyl)ethanone and 1-acetyl-4-fluoro-2-(trifluoromethyl)benzene. Key properties include a boiling point of 211.8±40.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 79.3±21.5 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
208173-21-1
Jingsj CID
J-38237-3
Molecular Formula
C9H6F4O
Chinese Name
4-氟-2-(三氟甲基)苯乙酮
Molecular Weight
206.137 g/mol
Category
Ketones
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point211.8±40.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point79.3±21.5 °C

Frequently Asked Questions

What is the CAS number of 1-(4-fluoro-2-(trifluoromethyl)phenyl)ethan-1-one?

The CAS number of 1-(4-fluoro-2-(trifluoromethyl)phenyl)ethan-1-one is 208173-21-1.

What are the molecular formula and molecular weight of 1-(4-fluoro-2-(trifluoromethyl)phenyl)ethan-1-one?

1-(4-fluoro-2-(trifluoromethyl)phenyl)ethan-1-one has molecular formula C9H6F4O and molecular weight 206.137 g/mol.

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

Last updated:

How to cite: Jingsj. "1-(4-fluoro-2-(trifluoromethyl)phenyl)ethan-1-one (CAS 208173-21-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-38237-3 (accessed 2026-10-23).

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