4'-Chloro-3'-fluoroacetophenone

3-氟-4-氯苯乙酮

Also known as: 1-(4-Chloro-3-fluorophenyl)ethanone, 4-Chloro-3-fluoroacetophenone, 3-Fluoro-4-chloroacetophenone, 1-(4-Chloro-3-fluorophenyl)ethan-1-one, Ethanone, 1-(4-chloro-3-fluorophenyl)-

4'-Chloro-3'-fluoroacetophenone (CAS 151945-84-5) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C8H6ClFO and a molecular weight of 172.584 g/mol. It is also known as 1-(4-Chloro-3-fluorophenyl)ethanone, 4-Chloro-3-fluoroacetophenone and 3-Fluoro-4-chloroacetophenone. Key properties include a melting point of 17 °C(lit.), a boiling point of 247.6±20.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 103.5±21.8 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
151945-84-5
Jingsj CID
J-23413-3
Molecular Formula
C8H6ClFO
Chinese Name
3-氟-4-氯苯乙酮
Molecular Weight
172.584 g/mol
Category
Ketones
Last updated
8/21/2026

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Physicochemical Properties

Melting Point17 °C(lit.)
Boiling Point247.6±20.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point103.5±21.8 °C

Frequently Asked Questions

What is the CAS number of 4'-Chloro-3'-fluoroacetophenone?

The CAS number of 4'-Chloro-3'-fluoroacetophenone is 151945-84-5.

What are the molecular formula and molecular weight of 4'-Chloro-3'-fluoroacetophenone?

4'-Chloro-3'-fluoroacetophenone has molecular formula C8H6ClFO and molecular weight 172.584 g/mol.

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

Last updated:

How to cite: Jingsj. "4'-Chloro-3'-fluoroacetophenone (CAS 151945-84-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-23413-3 (accessed 2026-10-24).

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