1-[3-fluoro-4-(trifluoromethyl)phenyl]ethanone

1-[3-氟-4-(三氟甲基)苯基]乙酮

Also known as: 3'-Fluoro-4'-(trifluoromethyl)acetophenone, 3-Fluoro-4-(trifluoromethyl)acetophenone, 1-Acetyl-3-fluoro-4-(trifluoromethyl)benzene, 4-Acetyl-2-fluorobenzotrifluoride, Ethanone, 1-[3-fluoro-4-(trifluoromethyl)phenyl]-, 1-[3-Fluoro-4-(trifluoromethyl)phenyl]ethan-1-one

1-[3-fluoro-4-(trifluoromethyl)phenyl]ethanone (CAS 237761-81-8) 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 3'-Fluoro-4'-(trifluoromethyl)acetophenone, 3-Fluoro-4-(trifluoromethyl)acetophenone and 1-Acetyl-3-fluoro-4-(trifluoromethyl)benzene. Key properties include a boiling point of 225.6±40.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 85.1±21.5 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 237761-81-8
Jingsj CID: J-17177-3
Molecular Formula: C₉H₆F₄O
Chinese Name: 1-[3-氟-4-(三氟甲基)苯基]乙酮
Molecular Weight: 206.137 g/mol
Category: Ketones
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	225.6±40.0 °C at 760 mmHg
Density	1.3±0.1 g/cm3
Flash Point	85.1±21.5 °C

Frequently Asked Questions

What is the CAS number of 1-[3-fluoro-4-(trifluoromethyl)phenyl]ethanone?

The CAS number of 1-[3-fluoro-4-(trifluoromethyl)phenyl]ethanone is 237761-81-8.

What are the molecular formula and molecular weight of 1-[3-fluoro-4-(trifluoromethyl)phenyl]ethanone?

1-[3-fluoro-4-(trifluoromethyl)phenyl]ethanone 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: 8/21/2026

How to cite: Jingsj. "1-[3-fluoro-4-(trifluoromethyl)phenyl]ethanone (CAS 237761-81-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-17177-3 (accessed 2026-10-24).

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