2'-Chloro-4',5'-difluoroacetophenone

2'-氯-4',5'-二氟苯乙酮

Also known as: 1-(2-Chloro-4,5-difluorophenyl)ethanone, 2-Chloro-4,5-difluoroacetophenone, Ethanone, 1-(2-chloro-4,5-difluorophenyl)-

2'-Chloro-4',5'-difluoroacetophenone (CAS 121872-94-4) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C8H5ClF2O and a molecular weight of 190.57500 g/mol. It is also known as 1-(2-Chloro-4,5-difluorophenyl)ethanone, 2-Chloro-4,5-difluoroacetophenone and Ethanone, 1-(2-chloro-4,5-difluorophenyl)-. Key properties include a boiling point of 211.4ºC at 760 mmHg, a density of 1.348 g/cm3 and a flash point of 81.7ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
121872-94-4
Jingsj CID
J-1137316-2
Molecular Formula
C8H5ClF2O
Chinese Name
2'-氯-4',5'-二氟苯乙酮
Molecular Weight
190.57500 g/mol
Category
Ketones
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point211.4ºC at 760 mmHg
Density1.348 g/cm3
Flash Point81.7ºC

Frequently Asked Questions

What is the CAS number of 2'-Chloro-4',5'-difluoroacetophenone?

The CAS number of 2'-Chloro-4',5'-difluoroacetophenone is 121872-94-4.

What are the molecular formula and molecular weight of 2'-Chloro-4',5'-difluoroacetophenone?

2'-Chloro-4',5'-difluoroacetophenone has molecular formula C8H5ClF2O and molecular weight 190.57500 g/mol.

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

Last updated:

How to cite: Jingsj. "2'-Chloro-4',5'-difluoroacetophenone (CAS 121872-94-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1137316-2 (accessed 2026-10-22).

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