4,5-dibromofuran-2-carboxylic acid

4,5-二溴-2-糠酸

Also known as: 2,3-Dibromofuran-5-carboxylic acid, 4,5-Dibromo-2-furoic acid, 4,5-Dibromofuran-2-carboxylic acid, 4,5-dibromo-2-furancarboxylic acid, 4,5-dibromo-furan-2-carboxylic acid, 4,5-Dibrom-furan-2-carbonsaeure, MFCD00092311

4,5-dibromofuran-2-carboxylic acid (CAS 2434-03-9) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C5H2Br2O3 and a molecular weight of 269.87600 g/mol. It is also known as 2,3-Dibromofuran-5-carboxylic acid, 4,5-Dibromo-2-furoic acid and 4,5-Dibromofuran-2-carboxylic acid. Key properties include a melting point of 169-173 °C, a boiling point of 328.7ºC at 760mmHg, a density of 2.304g/cm3 and a flash point of 152.6ºC. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
2434-03-9
Jingsj CID
J-4691-0
Molecular Formula
C5H2Br2O3
Chinese Name
4,5-二溴-2-糠酸
Molecular Weight
269.87600 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point169-173 °C
Boiling Point328.7ºC at 760mmHg
Density2.304g/cm3
Flash Point152.6ºC

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of 4,5-dibromofuran-2-carboxylic acid?

The CAS number of 4,5-dibromofuran-2-carboxylic acid is 2434-03-9.

What are the molecular formula and molecular weight of 4,5-dibromofuran-2-carboxylic acid?

4,5-dibromofuran-2-carboxylic acid has molecular formula C5H2Br2O3 and molecular weight 269.87600 g/mol.

Is 4,5-dibromofuran-2-carboxylic acid hazardous?

4,5-dibromofuran-2-carboxylic acid has GHS signal word Warning.

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

Last updated:

How to cite: Jingsj. "4,5-dibromofuran-2-carboxylic acid (CAS 2434-03-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-4691-0 (accessed 2026-10-22).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.