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2',6'-Dichloroacetophenone

2',6'-二氯苯乙酮

Also known as: 1-(2,6-dichlorophenyl)ethanone, 2,6-Dichloroacetophenone, 1-acetyl-2,6-dichlorobenzene, 2,6-dichlorophenyl methyl ketone, 1-(2,6-dichlorophenyl)ethan-1-one

2',6'-Dichloroacetophenone (CAS 2040-05-3) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C8H6Cl2O and a molecular weight of 189.039 g/mol. It is also known as 1-(2,6-dichlorophenyl)ethanone, 2,6-Dichloroacetophenone and 1-acetyl-2,6-dichlorobenzene. Key properties include a melting point of 37-41 °C(lit.), a boiling point of 208.0±20.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 82.2±22.3 °C. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
2040-05-3
Jingsj CID
J-1106227-9
Molecular Formula
C8H6Cl2O
Chinese Name
2',6'-二氯苯乙酮
Molecular Weight
189.039 g/mol
Category
Ketones
Last updated
8/21/2026

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Physicochemical Properties

Melting Point37-41 °C(lit.)
Boiling Point208.0±20.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point82.2±22.3 °C

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of 2',6'-Dichloroacetophenone?

The CAS number of 2',6'-Dichloroacetophenone is 2040-05-3.

What are the molecular formula and molecular weight of 2',6'-Dichloroacetophenone?

2',6'-Dichloroacetophenone has molecular formula C8H6Cl2O and molecular weight 189.039 g/mol.

Is 2',6'-Dichloroacetophenone hazardous?

2',6'-Dichloroacetophenone 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',6'-Dichloroacetophenone (CAS 2040-05-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1106227-9 (accessed 2026-10-22).

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