2,2'-Bithiophene-5-carboxylic acid

[2,2'-联噻吩]-5-羧酸

Also known as: 2,2'-Bithiophene-5-CA, 2,2-Bithiophene-5-carboxylic acid, 5-(2-Thienyl)-2-thiophenecarboxylic acid, 5-Carboxy-2,2'-bithiophene, 5-thiophen-2-ylthiophene-2-carboxylic acid, AKOS BAR-1343, IFLAB-BB F1956-0001, RARECHEM AL BE 0292, [2,2']Bithiophenyl-5-carboxylic acid

2,2'-Bithiophene-5-carboxylic acid (CAS 2060-55-1) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C9H6O2S2 and a molecular weight of 210.27300 g/mol. It is also known as 2,2'-Bithiophene-5-CA, 2,2-Bithiophene-5-carboxylic acid and 5-(2-Thienyl)-2-thiophenecarboxylic acid. Key properties include a melting point of 175ºC, a boiling point of 396.1ºC at 760 mmHg, a density of 1.438g/cm3 and a flash point of 193.4ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
2060-55-1
Jingsj CID
J-1515435-4
Molecular Formula
C9H6O2S2
Chinese Name
[2,2'-联噻吩]-5-羧酸
Molecular Weight
210.27300 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point175ºC
Boiling Point396.1ºC at 760 mmHg
Density1.438g/cm3
Flash Point193.4ºC

Frequently Asked Questions

What is the CAS number of 2,2'-Bithiophene-5-carboxylic acid?

The CAS number of 2,2'-Bithiophene-5-carboxylic acid is 2060-55-1.

What are the molecular formula and molecular weight of 2,2'-Bithiophene-5-carboxylic acid?

2,2'-Bithiophene-5-carboxylic acid has molecular formula C9H6O2S2 and molecular weight 210.27300 g/mol.

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

Last updated:

How to cite: Jingsj. "2,2'-Bithiophene-5-carboxylic acid (CAS 2060-55-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1515435-4 (accessed 2026-10-24).

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