3-Bromo-4-hydroxy-5-methoxyphenylacetic acid

3-溴-4-羟基-5-甲氧基苯乙酸

Also known as: 2-(3-bromo-4-hydroxy-5-methoxyphenyl)acetic acid, 3-Bromo-4-hydroxy-5-methoxyphenylacetic acid, Benzeneacetic acid, 3-bromo-4-hydroxy-5-methoxy-, (3-bromo-4-hydroxy-5-methoxyphenyl)acetic acid, 3-Bromo-5-(carboxymethyl)-2-hydroxyanisole, 6-Bromo-4-(carboxymethyl)-2-methoxyphenol, MFCD00060354, RARECHEM AL BO 1584

3-Bromo-4-hydroxy-5-methoxyphenylacetic acid (CAS 206559-42-4) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C9H9BrO4 and a molecular weight of 261.06900 g/mol. It is also known as 2-(3-bromo-4-hydroxy-5-methoxyphenyl)acetic acid, Benzeneacetic acid, 3-bromo-4-hydroxy-5-methoxy- and (3-bromo-4-hydroxy-5-methoxyphenyl)acetic acid. Key properties include a melting point of 183ºC, a boiling point of 379.2ºC at 760 mmHg, a density of 1.678g/cm3 and a flash point of 183.1ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
206559-42-4
Jingsj CID
J-1461941-6
Molecular Formula
C9H9BrO4
Chinese Name
3-溴-4-羟基-5-甲氧基苯乙酸
Molecular Weight
261.06900 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point183ºC
Boiling Point379.2ºC at 760 mmHg
Density1.678g/cm3
Flash Point183.1ºC

Frequently Asked Questions

What is the CAS number of 3-Bromo-4-hydroxy-5-methoxyphenylacetic acid?

The CAS number of 3-Bromo-4-hydroxy-5-methoxyphenylacetic acid is 206559-42-4.

What are the molecular formula and molecular weight of 3-Bromo-4-hydroxy-5-methoxyphenylacetic acid?

3-Bromo-4-hydroxy-5-methoxyphenylacetic acid has molecular formula C9H9BrO4 and molecular weight 261.06900 g/mol.

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

Last updated:

How to cite: Jingsj. "3-Bromo-4-hydroxy-5-methoxyphenylacetic acid (CAS 206559-42-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1461941-6 (accessed 2026-10-22).

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