4-Chlorobenzeneacetyl chloride

对氯苯乙酰氯

Also known as: 4-Chlorophenylacetyl chloride, p-Chlorophenylacetyl chloride, (4-Chlorophenyl)acetyl chloride, 2-(4-Chlorophenyl)acetyl chloride, Benzeneacetyl chloride, 4-chloro-, 4-Chlorobenzeneacetic acid chloride, 4-Chlorophenylacetic acid chloride

4-Chlorobenzeneacetyl chloride (CAS 25026-34-0) is a compound in the Aromatic Hydrocarbons 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 4-Chlorophenylacetyl chloride, p-Chlorophenylacetyl chloride and (4-Chlorophenyl)acetyl chloride. Key properties include a boiling point of 254.7±23.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 103.0±22.9 °C. GHS signal word: Danger. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
25026-34-0
Jingsj CID
J-49953-0
Molecular Formula
C8H6Cl2O
Chinese Name
对氯苯乙酰氯
Molecular Weight
189.039 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point254.7±23.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point103.0±22.9 °C

GHS Safety & Compliance

Corrosion / IrritantSignal word: Danger

Frequently Asked Questions

What is the CAS number of 4-Chlorobenzeneacetyl chloride?

The CAS number of 4-Chlorobenzeneacetyl chloride is 25026-34-0.

What are the molecular formula and molecular weight of 4-Chlorobenzeneacetyl chloride?

4-Chlorobenzeneacetyl chloride has molecular formula C8H6Cl2O and molecular weight 189.039 g/mol.

Is 4-Chlorobenzeneacetyl chloride hazardous?

4-Chlorobenzeneacetyl chloride has GHS signal word Danger.

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

Last updated:

How to cite: Jingsj. "4-Chlorobenzeneacetyl chloride (CAS 25026-34-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-49953-0 (accessed 2026-10-22).

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