2-Bromo-5-chlorophenylacetic acid

2-溴-5-氯苯乙酸

Also known as: 2-Bromo-5-chlorophenylacetic acid, (2-Bromo-5-chlorophenyl)acetic acid, 2-(2-bromo-5-chlorophenyl)acetic acid, 2-Bromo-5-chlorobenzeneacetic acid, Benzeneacetic acid, 2-bromo-5-chloro-, 2-(2-Bromo-5-chlorophenyl)ethanoic acid, MFCD00153890

2-Bromo-5-chlorophenylacetic acid (CAS 81682-38-4) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C8H6BrClO2 and a molecular weight of 249.489 g/mol. It is also known as (2-Bromo-5-chlorophenyl)acetic acid, 2-(2-bromo-5-chlorophenyl)acetic acid and 2-Bromo-5-chlorobenzeneacetic acid. Key properties include a melting point of 101-103ºC, a boiling point of 345.6±27.0 °C at 760 mmHg, a density of 1.7±0.1 g/cm3 and a flash point of 162.8±23.7 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
81682-38-4
Jingsj CID
J-948201-4
Molecular Formula
C8H6BrClO2
Chinese Name
2-溴-5-氯苯乙酸
Molecular Weight
249.489 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point101-103ºC
Boiling Point345.6±27.0 °C at 760 mmHg
Density1.7±0.1 g/cm3
Flash Point162.8±23.7 °C

Frequently Asked Questions

What is the CAS number of 2-Bromo-5-chlorophenylacetic acid?

The CAS number of 2-Bromo-5-chlorophenylacetic acid is 81682-38-4.

What are the molecular formula and molecular weight of 2-Bromo-5-chlorophenylacetic acid?

2-Bromo-5-chlorophenylacetic acid has molecular formula C8H6BrClO2 and molecular weight 249.489 g/mol.

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

Last updated:

How to cite: Jingsj. "2-Bromo-5-chlorophenylacetic acid (CAS 81682-38-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-948201-4 (accessed 2026-10-24).

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