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Chloroacetic acid

Also known as: 2-Chloroacetic acid, Monochloroacetic acid, Chloroethanoic acid, Acetic acid, chloro-, Monochloressigsaeure, Monochloracetic acid, Chloracetic acid, Acide chloracetique

Chloroacetic acid (CAS 79-11-8) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C2H3ClO2 and a molecular weight of 94.497 g/mol. Key properties include a melting point of 61 °C, a boiling point of 189.0±0.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 71.5±19.8 °C. It is classified under GHS with signal word Danger and hazard statements H225 — Highly flammable liquid and vapour and H315 — Causes skin irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
79-11-8
Jingsj CID
J-38455-4
Molecular Formula
C2H3ClO2
Molecular Weight
94.497 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point61 °C
Boiling Point189.0±0.0 °C at 760 mmHg
Density1.4±0.1 g/cm3
Flash Point71.5±19.8 °C
Exact Mass93.982155
PSA37.30000
LogP-0.05
Additional Property3.26 (vs air)
Vapor Pressure0.3±0.7 mmHg at 25°C
Refractive Index1.438
Additional PropertySOLUBLE

GHS Safety & Compliance

Flammable / IrritantSignal word: Danger
  • H225 — Highly flammable liquid and vapour
  • H315 — Causes skin irritation

Customs & Trade Information

HS Code29154000

Frequently Asked Questions

What is the CAS number of Chloroacetic acid?

The CAS number of Chloroacetic acid is 79-11-8.

What are the molecular formula and molecular weight of Chloroacetic acid?

Chloroacetic acid has molecular formula C2H3ClO2 and molecular weight 94.497 g/mol.

Is Chloroacetic acid hazardous?

Chloroacetic acid has GHS signal word Danger and hazard statements H225 — Highly flammable liquid and vapour; H315 — Causes skin irritation.

What are the upstream and downstream products of Chloroacetic acid?

For Chloroacetic acid, Upstream Products: Eugenol, Chloroacetyl chloride, acetic acid; Downstream Products: 2-Amino-5-chlorobenzophenone, Arsonoacetic acid.

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

Last updated:

How to cite: Jingsj. "Chloroacetic acid (CAS 79-11-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-38455-4 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.