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4-Bromobenzoic acid

Also known as: p-Bromobenzoic acid, 4-bromobenzoic acid, p-Bromobenzenecarboxylic acid, 4-Bromobenzenecarboxylic acid

4-Bromobenzoic acid (CAS 586-76-5) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C7H5BrO2 and a molecular weight of 201.017 g/mol. Key properties include a melting point of 252-254 °C(lit.), a boiling point of 299.8±23.0 °C at 760 mmHg, a density of 1.7±0.1 g/cm3 and a flash point of 135.1±22.6 °C. It is classified under GHS with signal word Warning and hazard statements H302 — Harmful if swallowed, H315 — Causes skin irritation and H319 — Causes serious eye irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
586-76-5
Jingsj CID
J-28807-3
Molecular Formula
C7H5BrO2
Molecular Weight
201.017 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point252-254 °C(lit.)
Boiling Point299.8±23.0 °C at 760 mmHg
Density1.7±0.1 g/cm3
Flash Point135.1±22.6 °C
Exact Mass199.947281
PSA37.30000
LogP2.86
Vapor Pressure0.0±0.7 mmHg at 25°C
Refractive Index1.608
Additional PropertySOLUBLE IN HOT WATER

GHS Safety & Compliance

IrritantSignal word: Warning
  • H302 — Harmful if swallowed
  • H315 — Causes skin irritation
  • H319 — Causes serious eye irritation
  • H335 — May cause respiratory irritation

Customs & Trade Information

HS Code29163900

Frequently Asked Questions

What is the CAS number of 4-Bromobenzoic acid?

The CAS number of 4-Bromobenzoic acid is 586-76-5.

What are the molecular formula and molecular weight of 4-Bromobenzoic acid?

4-Bromobenzoic acid has molecular formula C7H5BrO2 and molecular weight 201.017 g/mol.

Is 4-Bromobenzoic acid hazardous?

4-Bromobenzoic acid has GHS signal word Warning and hazard statements H302 — Harmful if swallowed; H315 — Causes skin irritation; H319 — Causes serious eye irritation.

What are the upstream and downstream products of 4-Bromobenzoic acid?

For 4-Bromobenzoic acid, Downstream Products: 4'-(Methoxycarbonyl)-[1,1'-biphenyl]-4-carboxylic acid, 4-bromobenzhydrazide, 4-(Furan-2-yl)benzoic acid.

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

Last updated:

How to cite: Jingsj. "4-Bromobenzoic acid (CAS 586-76-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-28807-3 (accessed 2026-11-09).

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