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(2,5-Dichlorophenyl)acetic acid

Also known as: 2-(2,5-Dichlorophenyl)acetic acid, 2,5-Dichlorobenzeneacetic acid, 2-(2,5-Dichlorophenyl)ethanoic acid, Benzeneacetic acid, 2,5-dichloro-

(2,5-Dichlorophenyl)acetic acid (CAS 5398-79-8) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C8H6Cl2O2 and a molecular weight of 205.03800 g/mol. Key properties include a melting point of 105-107ºC, a boiling point of 322.5ºC at 760mmHg, a density of 1.456g/cm3 and a flash point of 148.9ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
5398-79-8
Jingsj CID
J-1002308-2
Molecular Formula
C8H6Cl2O2
Molecular Weight
205.03800 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point105-107ºC
Boiling Point322.5ºC at 760mmHg
Density1.456g/cm3
Flash Point148.9ºC
Exact Mass203.97400
PSA37.30000
LogP2.62050
Refractive Index1.584

Customs & Trade Information

HS Code2916399090
Summary2916399090 other aromatic monocarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0%

Frequently Asked Questions

What is the CAS number of (2,5-Dichlorophenyl)acetic acid?

The CAS number of (2,5-Dichlorophenyl)acetic acid is 5398-79-8.

What are the molecular formula and molecular weight of (2,5-Dichlorophenyl)acetic acid?

(2,5-Dichlorophenyl)acetic acid has molecular formula C8H6Cl2O2 and molecular weight 205.03800 g/mol.

What are the upstream and downstream products of (2,5-Dichlorophenyl)acetic acid?

For (2,5-Dichlorophenyl)acetic acid, Upstream Products: 2-(2,5-Dichlorophenyl)acetonitrile, 2,5-Dichlorobenzyl alcohol, 2,5-Dichlorobenzyl chloride.

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

Last updated:

How to cite: Jingsj. "(2,5-Dichlorophenyl)acetic acid (CAS 5398-79-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1002308-2 (accessed 2026-11-09).

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