5-Bromo-4-methoxythiophene-3-carboxylic acid

5-溴-4-甲氧基噻吩-3-羧酸

Also known as: 5-Bromo-4-methoxy-3-thiophenecarboxylic acid, 2-Bromo-3-methoxythiophene-4-carboxylic acid, 3-Thiophenecarboxylic acid, 5-bromo-4-methoxy-, 5-Bromo-4-methoxythiophene-3-carboxylicacid

5-Bromo-4-methoxythiophene-3-carboxylic acid (CAS 162848-23-9) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C6H5BrO3S and a molecular weight of 237.071 g/mol. It is also known as 5-Bromo-4-methoxy-3-thiophenecarboxylic acid, 2-Bromo-3-methoxythiophene-4-carboxylic acid and 3-Thiophenecarboxylic acid, 5-bromo-4-methoxy-. Key properties include a melting point of 155ºC, a boiling point of 333.1±42.0 °C at 760 mmHg, a density of 1.8±0.1 g/cm3 and a flash point of 155.2±27.9 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
162848-23-9
Jingsj CID
J-1524082-2
Molecular Formula
C6H5BrO3S
Chinese Name
5-溴-4-甲氧基噻吩-3-羧酸
Molecular Weight
237.071 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point155ºC
Boiling Point333.1±42.0 °C at 760 mmHg
Density1.8±0.1 g/cm3
Flash Point155.2±27.9 °C

Frequently Asked Questions

What is the CAS number of 5-Bromo-4-methoxythiophene-3-carboxylic acid?

The CAS number of 5-Bromo-4-methoxythiophene-3-carboxylic acid is 162848-23-9.

What are the molecular formula and molecular weight of 5-Bromo-4-methoxythiophene-3-carboxylic acid?

5-Bromo-4-methoxythiophene-3-carboxylic acid has molecular formula C6H5BrO3S and molecular weight 237.071 g/mol.

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

Last updated:

How to cite: Jingsj. "5-Bromo-4-methoxythiophene-3-carboxylic acid (CAS 162848-23-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1524082-2 (accessed 2026-10-24).

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