2',5'-Difluoroacetophenone

2',5'-二氟苯乙酮

Also known as: 1-(2,5-Difluorophenyl)ethan-1-one, 1-(2,5-Difluorophenyl)ethanone, 1-acetyl-2,5-difluorobenzene, 2,5-Difluoroacetophenone, Ethanone, 1-(2,5-difluorophenyl)-

2',5'-Difluoroacetophenone (CAS 1979-36-8) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C8H6F2O and a molecular weight of 156.129 g/mol. It is also known as 1-(2,5-Difluorophenyl)ethan-1-one, 1-(2,5-Difluorophenyl)ethanone and 1-acetyl-2,5-difluorobenzene. Key properties include a boiling point of 190.7±20.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 70.3±15.9 °C. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1979-36-8
Jingsj CID
J-1991341-8
Molecular Formula
C8H6F2O
Chinese Name
2',5'-二氟苯乙酮
Molecular Weight
156.129 g/mol
Category
Ketones
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point190.7±20.0 °C at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point70.3±15.9 °C

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of 2',5'-Difluoroacetophenone?

The CAS number of 2',5'-Difluoroacetophenone is 1979-36-8.

What are the molecular formula and molecular weight of 2',5'-Difluoroacetophenone?

2',5'-Difluoroacetophenone has molecular formula C8H6F2O and molecular weight 156.129 g/mol.

Is 2',5'-Difluoroacetophenone hazardous?

2',5'-Difluoroacetophenone has GHS signal word Warning.

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

Last updated:

How to cite: Jingsj. "2',5'-Difluoroacetophenone (CAS 1979-36-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1991341-8 (accessed 2026-10-22).

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