4,5-Dimethyl-2-(1H-pyrrol-1-yl)thiophene-3-carboxylic acid

4,5-二甲基-2-(1H-吡咯-1-基)噻吩-3-羧酸

Also known as: 3-Thiophenecarboxylic acid, 4,5-dimethyl-2-(1H-pyrrol-1-yl)-, 4,5-Dimethyl-2-pyrrol-1-yl-thiophene-3-carboxylic acid, 4,5-dimethyl-2-(1H-pyrrol-1-yl)thiophene-3-carboxylic acid (SALTDATA: FREE), 4,5-dimethyl-2-pyrrol-1-ylthiophene-3-carboxylic acid, 4,5-dimethyl-2-pyrrolylthiophene-3-carboxylic acid, N-(3'-Carboxy-4',5'-dimethyl-2'-thienyl)pyrrole

4,5-Dimethyl-2-(1H-pyrrol-1-yl)thiophene-3-carboxylic acid (CAS 26176-19-2) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C11H11NO2S and a molecular weight of 221.27600 g/mol. It is also known as 3-Thiophenecarboxylic acid, 4,5-dimethyl-2-(1H-pyrrol-1-yl)-, 4,5-Dimethyl-2-pyrrol-1-yl-thiophene-3-carboxylic acid and 4,5-dimethyl-2-(1H-pyrrol-1-yl)thiophene-3-carboxylic acid (SALTDATA: FREE). Key properties include a boiling point of 403.3ºC at 760 mmHg, a density of 1.29g/cm3 and a flash point of 197.7ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
26176-19-2
Jingsj CID
J-1452545-6
Molecular Formula
C11H11NO2S
Chinese Name
4,5-二甲基-2-(1H-吡咯-1-基)噻吩-3-羧酸
Molecular Weight
221.27600 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point403.3ºC at 760 mmHg
Density1.29g/cm3
Flash Point197.7ºC

Frequently Asked Questions

What is the CAS number of 4,5-Dimethyl-2-(1H-pyrrol-1-yl)thiophene-3-carboxylic acid?

The CAS number of 4,5-Dimethyl-2-(1H-pyrrol-1-yl)thiophene-3-carboxylic acid is 26176-19-2.

What are the molecular formula and molecular weight of 4,5-Dimethyl-2-(1H-pyrrol-1-yl)thiophene-3-carboxylic acid?

4,5-Dimethyl-2-(1H-pyrrol-1-yl)thiophene-3-carboxylic acid has molecular formula C11H11NO2S and molecular weight 221.27600 g/mol.

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

Last updated:

How to cite: Jingsj. "4,5-Dimethyl-2-(1H-pyrrol-1-yl)thiophene-3-carboxylic acid (CAS 26176-19-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1452545-6 (accessed 2026-10-25).

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