5-(2-thienyl)nicotinic acid

5-(2-噻吩基)烟酸

Also known as: 5-(2-THIENYL)NICOTINIC ACID, 5-(THIOPHEN-2-YL)PYRIDINE-3-CARBOXYLIC ACID, 5-(Thien-2-yl)nicotinic acid, 5-(Thien-2-yl)nicotinic acid 97%, 5-(Thien-2-yl)nicotinicacid97%, 5-(Thien-2-yl)pyridine-3-carboxylic acid, 2-(5-Carboxypyridin-3-yl)thiophene, 5-thiophen-2-yl-3-pyridinecarboxylic acid, 5-thiophen-2-ylpyridine-3-carboxylic acid, AKOS BAR-1353

5-(2-thienyl)nicotinic acid (CAS 306934-96-3) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C10H7NO2S and a molecular weight of 205.23300 g/mol. It is also known as 5-(2-THIENYL)NICOTINIC ACID, 5-(THIOPHEN-2-YL)PYRIDINE-3-CARBOXYLIC ACID and 5-(Thien-2-yl)nicotinic acid. Key properties include a melting point of 261ºC, a boiling point of 423.8ºC at 760mmHg, a density of 1.368g/cm3 and a flash point of 210.1ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
306934-96-3
Jingsj CID
J-1421623-9
Molecular Formula
C10H7NO2S
Chinese Name
5-(2-噻吩基)烟酸
Molecular Weight
205.23300 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point261ºC
Boiling Point423.8ºC at 760mmHg
Density1.368g/cm3
Flash Point210.1ºC

Frequently Asked Questions

What is the CAS number of 5-(2-thienyl)nicotinic acid?

The CAS number of 5-(2-thienyl)nicotinic acid is 306934-96-3.

What are the molecular formula and molecular weight of 5-(2-thienyl)nicotinic acid?

5-(2-thienyl)nicotinic acid has molecular formula C10H7NO2S and molecular weight 205.23300 g/mol.

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

Last updated:

How to cite: Jingsj. "5-(2-thienyl)nicotinic acid (CAS 306934-96-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1421623-9 (accessed 2026-10-25).

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