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2-Chloroacrylic acid

Also known as: 2-Chloro-2-propenoic acid, 2-Chloropropenoic acid, 2-Chloroprop-2-enoic acid, alpha-Chloroacrylic acid, Acrylic acid, 2-chloro-

2-Chloroacrylic acid (CAS 598-79-8) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C3H3ClO2 and a molecular weight of 106.50800 g/mol. Key properties include a melting point of 65°C, a boiling point of 197.2ºC at 760 mmHg, a density of 1.348 g/cm3 and a flash point of 73.1ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
598-79-8
Jingsj CID
J-847869-1
Molecular Formula
C3H3ClO2
Molecular Weight
106.50800 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point65°C
Boiling Point197.2ºC at 760 mmHg
Density1.348 g/cm3
Flash Point73.1ºC
Exact Mass105.98200
PSA37.30000
LogP0.82350
Refractive Index1.4405 (20ºC)

Customs & Trade Information

HS Code2916190090
Summary2916190090 unsaturated acyclic monocarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives。supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward)。VAT:17.0%。tax rebate rate:9.0%。MFN tariff:6.5%。general tariff:30.0%

Frequently Asked Questions

What is the CAS number of 2-Chloroacrylic acid?

The CAS number of 2-Chloroacrylic acid is 598-79-8.

What are the molecular formula and molecular weight of 2-Chloroacrylic acid?

2-Chloroacrylic acid has molecular formula C3H3ClO2 and molecular weight 106.50800 g/mol.

What are the upstream and downstream products of 2-Chloroacrylic acid?

For 2-Chloroacrylic acid, Upstream Products: 2,3-Dichloropropionic acid, Methyl 2,3-dichloropropionate, Formaldehyde; Downstream Products: 2,3-Dichloropropionic acid, (S)-(-)-2-Chloropropanoic acid, Methyl 2-chloroacrylate.

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

Last updated:

How to cite: Jingsj. "2-Chloroacrylic acid (CAS 598-79-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-847869-1 (accessed 2026-11-09).

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