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3-Bromo-5-hydroxybenzoic acid

Also known as: 3-Bromo-5-hydroxybenzoicacid, 3-Br-5-OHC6H3CO2H, 3-Brom-5-hydroxy-benzoesaeure, 5-Hydroxy-3-bromobenzoic acid, 5-hydroxy-3-bromo-benzoic acid, Benzoic acid, 3-bromo-5-hydroxy-

3-Bromo-5-hydroxybenzoic acid (CAS 140472-69-1) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C7H5BrO3 and a molecular weight of 217.017 g/mol. Key properties include a melting point of 237-241ºC, a boiling point of 388.1±32.0 °C at 760 mmHg, a density of 1.9±0.1 g/cm3 and a flash point of 188.5±25.1 °C. It is classified under GHS with signal word Danger and hazard statements H301 — Toxic if swallowed and H400 — Very toxic to aquatic life. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
140472-69-1
Jingsj CID
J-1413958-3
Molecular Formula
C7H5BrO3
Molecular Weight
217.017 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point237-241ºC
Boiling Point388.1±32.0 °C at 760 mmHg
Density1.9±0.1 g/cm3
Flash Point188.5±25.1 °C
Exact Mass215.942200
PSA57.53000
LogP2.69
Vapor Pressure0.0±0.9 mmHg at 25°C
Refractive Index1.655

GHS Safety & Compliance

Acute Toxicity / Environmental HazardSignal word: Danger
  • H301 — Toxic if swallowed
  • H400 — Very toxic to aquatic life

Customs & Trade Information

HS Code2918290000
SummaryHS: 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 3-Bromo-5-hydroxybenzoic acid?

The CAS number of 3-Bromo-5-hydroxybenzoic acid is 140472-69-1.

What are the molecular formula and molecular weight of 3-Bromo-5-hydroxybenzoic acid?

3-Bromo-5-hydroxybenzoic acid has molecular formula C7H5BrO3 and molecular weight 217.017 g/mol.

Is 3-Bromo-5-hydroxybenzoic acid hazardous?

3-Bromo-5-hydroxybenzoic acid has GHS signal word Danger and hazard statements H301 — Toxic if swallowed; H400 — Very toxic to aquatic life.

What are the upstream and downstream products of 3-Bromo-5-hydroxybenzoic acid?

For 3-Bromo-5-hydroxybenzoic acid, Upstream Products: 3-Bromo-5-iodobenzoic acid, 3-Amino-5-bromobenzoic acid, 3-Bromo-5-nitrobenzoic acid; Downstream Products: Methyl 3-bromo-5-methoxybenzoate, 3-Bromo-5-methoxybenzoic acid, Methyl 3-bromo-5-hydroxybenzoate.

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

Last updated:

How to cite: Jingsj. "3-Bromo-5-hydroxybenzoic acid (CAS 140472-69-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1413958-3 (accessed 2026-11-09).

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