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2-Bromo-5-hydroxy-4-methoxybenzoic acid

Also known as: 6-Bromoisovanillic acid, 2-Bromo-5-hydroxy-4-methoxybenzoic acid, 2-Bromo-4-methoxy-5-hydroxybenzoic acid, Benzoic acid, 2-bromo-5-hydroxy-4-methoxy-

2-Bromo-5-hydroxy-4-methoxybenzoic acid (CAS 121936-68-3) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C8H7BrO4 and a molecular weight of 247.04400 g/mol. Key properties include a boiling point of 248.9±35.0 °C at 760 mmHg, a density of 1.8±0.1 g/cm3 and a flash point of 104.3±25.9 °C. No supplier offers are currently listed; request a quote. Record last updated Nov 2, 2026.

CAS No.
121936-68-3
Jingsj CID
J-1176526-7
Molecular Formula
C8H7BrO4
Molecular Weight
247.04400 g/mol
Category
Organic Acids
Last updated
11/2/2026

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Physicochemical Properties

Boiling Point248.9±35.0 °C at 760 mmHg
Density1.8±0.1 g/cm3
Flash Point104.3±25.9 °C
Exact Mass237.955322
PSA48.14000
LogP2.87
Vapor Pressure0.0±0.5 mmHg at 25°C
Refractive Index1.547

Customs & Trade Information

HS Code2918990090
Summary2918990090. other carboxylic acids with additional oxygen function and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 2-Bromo-5-hydroxy-4-methoxybenzoic acid?

The CAS number of 2-Bromo-5-hydroxy-4-methoxybenzoic acid is 121936-68-3.

What are the molecular formula and molecular weight of 2-Bromo-5-hydroxy-4-methoxybenzoic acid?

2-Bromo-5-hydroxy-4-methoxybenzoic acid has molecular formula C8H7BrO4 and molecular weight 247.04400 g/mol.

What are the upstream and downstream products of 2-Bromo-5-hydroxy-4-methoxybenzoic acid?

For 2-Bromo-5-hydroxy-4-methoxybenzoic acid, Upstream Products: 2-Bromoisovanillin, Isovanillin, 3-Hydroxy-4-methoxybenzonitrile.

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-Bromo-5-hydroxy-4-methoxybenzoic acid (CAS 121936-68-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1176526-7 (accessed 2026-11-09).

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