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5-Bromo-2-methylbenzoic acid

Also known as: 2-Methyl-5-bromobenzoic acid, 5-Bromo-o-toluic acid, 4-Bromo-2-carboxytoluene, Benzoic acid, 5-bromo-2-methyl-

5-Bromo-2-methylbenzoic acid (CAS 79669-49-1) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C8H7BrO2 and a molecular weight of 215.044 g/mol. Key properties include a melting point of 170ºC, a boiling point of 319.4±30.0 °C at 760 mmHg, a density of 1.6±0.1 g/cm3 and a flash point of 147.0±24.6 °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.
79669-49-1
Jingsj CID
J-49131-6
Molecular Formula
C8H7BrO2
Molecular Weight
215.044 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point170ºC
Boiling Point319.4±30.0 °C at 760 mmHg
Density1.6±0.1 g/cm3
Flash Point147.0±24.6 °C
Exact Mass213.962936
PSA37.30000
LogP3.17
Vapor Pressure0.0±0.7 mmHg at 25°C
Refractive Index1.595

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 Code2916399090
Summary2916399090 other aromatic monocarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 5-Bromo-2-methylbenzoic acid?

The CAS number of 5-Bromo-2-methylbenzoic acid is 79669-49-1.

What are the molecular formula and molecular weight of 5-Bromo-2-methylbenzoic acid?

5-Bromo-2-methylbenzoic acid has molecular formula C8H7BrO2 and molecular weight 215.044 g/mol.

Is 5-Bromo-2-methylbenzoic acid hazardous?

5-Bromo-2-methylbenzoic 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 5-Bromo-2-methylbenzoic acid?

For 5-Bromo-2-methylbenzoic acid, Upstream Products: o-Toluic acid, 3-Bromo-4-methylbenzoic acid, Iron; Downstream Products: 5-Bromo-2-methylbenzoyl chloride, 5-Bromo-2-(carboxymethyl)benzoic acid, m-Cresol.

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

Last updated:

How to cite: Jingsj. "5-Bromo-2-methylbenzoic acid (CAS 79669-49-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-49131-6 (accessed 2026-11-09).

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