5-bromo-2,4-dihydroxybenzoic acid

Also known as: 2,4-dihydroxy-5-bromobenzoic acid, 5-bromo-beta-resorcylic acid, 5-bromo-α-resorcylic acid, beta-resorcylic acid, 5-bromo-, Benzoic acid, 5-bromo-2,4-dihydroxy-, NSC 60106

5-bromo-2,4-dihydroxybenzoic acid (CAS 7355-22-8) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C7H5BrO4 and a molecular weight of 233.01600 g/mol. Key properties include a melting point of 208-210°C, a boiling point of 436.7ºC at 760 mmHg, a density of 2.026g/cm3 and a flash point of 217.9ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 7355-22-8
Jingsj CID: J-44051-7
Molecular Formula: C₇H₅BrO₄
Molecular Weight: 233.01600 g/mol
Category: Organic Acids
Last updated: 8/21/2026

Request MSDS / TDS

No offers for this compound yet.

Request a quote

Physicochemical Properties

Melting Point	208-210°C
Boiling Point	436.7ºC at 760 mmHg
Density	2.026g/cm3
Flash Point	217.9ºC
Exact Mass	231.93700
PSA	77.76000
LogP	1.55850
Refractive Index	1.703

Customs & Trade Information

HS Code	2918290000
Summary	HS: 2918290000 other carboxylic acids with phenol function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives Tax rebate rate:9.0% Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward) VAT:17.0% MFN tariff:6.5% General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 5-bromo-2,4-dihydroxybenzoic acid?

The CAS number of 5-bromo-2,4-dihydroxybenzoic acid is 7355-22-8.

What are the molecular formula and molecular weight of 5-bromo-2,4-dihydroxybenzoic acid?

5-bromo-2,4-dihydroxybenzoic acid has molecular formula C7H5BrO4 and molecular weight 233.01600 g/mol.

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

Last updated: 8/21/2026

How to cite: Jingsj. "5-bromo-2,4-dihydroxybenzoic acid (CAS 7355-22-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-44051-7 (accessed 2026-11-09).

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