5-Bromo-1-benzofuran-2-carboxylic acid

5-溴苯并呋喃-2-羧酸

Also known as: 5-Bromobenzofuran-2-carboxylic acid, 2-Benzofurancarboxylic acid, 5-bromo-, 5-Bromo-1-benzofurane-2-carboxylicacid, AKOS BBS-00007932, ASISCHEM B50699, AURORA 22707, BUTTPARK 34\07-74

5-Bromo-1-benzofuran-2-carboxylic acid (CAS 10242-11-2) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C9H5BrO3 and a molecular weight of 241.038 g/mol. It is also known as 5-Bromobenzofuran-2-carboxylic acid, 2-Benzofurancarboxylic acid, 5-bromo- and 5-Bromo-1-benzofurane-2-carboxylicacid. Key properties include a melting point of 257ºC, a boiling point of 370.9±22.0 °C at 760 mmHg, a density of 1.8±0.1 g/cm3 and a flash point of 178.1±22.3 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 10242-11-2
Jingsj CID: J-1427667-3
Molecular Formula: C₉H₅BrO₃
Chinese Name: 5-溴苯并呋喃-2-羧酸
Molecular Weight: 241.038 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	257ºC
Boiling Point	370.9±22.0 °C at 760 mmHg
Density	1.8±0.1 g/cm3
Flash Point	178.1±22.3 °C

Frequently Asked Questions

What is the CAS number of 5-Bromo-1-benzofuran-2-carboxylic acid?

The CAS number of 5-Bromo-1-benzofuran-2-carboxylic acid is 10242-11-2.

What are the molecular formula and molecular weight of 5-Bromo-1-benzofuran-2-carboxylic acid?

5-Bromo-1-benzofuran-2-carboxylic acid has molecular formula C9H5BrO3 and molecular weight 241.038 g/mol.

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

Last updated: 8/21/2026

How to cite: Jingsj. "5-Bromo-1-benzofuran-2-carboxylic acid (CAS 10242-11-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1427667-3 (accessed 2026-10-22).

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