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2-Formylthiophene-4-boronic acid

2-醛基噻吩-4-硼酸

Also known as: 5-Formylthiophene-3-boronic acid, 5-Formylthiophen-3-boronic acid, 2-Formyl-4-thiopheneboronic acid, 2-Formyl-thienyl-4-boronic acid, (5-formyl-3-thienyl)boronic acid, Boronic acid, (5-formyl-3-thienyl)- (9CI), AKOS BRN-0508, RARECHEM AH PB 0175

2-Formylthiophene-4-boronic acid (CAS 175592-59-3) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C5H5BO3S and a molecular weight of 155.96700 g/mol. It is also known as 5-Formylthiophene-3-boronic acid, 5-Formylthiophen-3-boronic acid and 2-Formyl-4-thiopheneboronic acid. Key properties include a melting point of 270-272ºC, a boiling point of 395.1ºC at 760mmHg, a density of 1.41g/cm3 and a flash point of 192.7ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
175592-59-3
Jingsj CID
J-1518851-9
Molecular Formula
C5H5BO3S
Chinese Name
2-醛基噻吩-4-硼酸
Molecular Weight
155.96700 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point270-272ºC
Boiling Point395.1ºC at 760mmHg
Density1.41g/cm3
Flash Point192.7ºC

Frequently Asked Questions

What is the CAS number of 2-Formylthiophene-4-boronic acid?

The CAS number of 2-Formylthiophene-4-boronic acid is 175592-59-3.

What are the molecular formula and molecular weight of 2-Formylthiophene-4-boronic acid?

2-Formylthiophene-4-boronic acid has molecular formula C5H5BO3S and molecular weight 155.96700 g/mol.

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

Last updated:

How to cite: Jingsj. "2-Formylthiophene-4-boronic acid (CAS 175592-59-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1518851-9 (accessed 2026-10-25).

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