5-Mercaptopyridine-2-carboxylic acid

5-巯基吡啶-2-羧酸

Also known as: 5-Mercaptopicolinic acid, 5-Mercapto-2-pyridinecarboxylic acid, 2-Pyridinecarboxylic acid, 5-mercapto-, 3-Mercapto-6-pyridinecarboxylic acid, 5-sulfanylpyridine-2-carboxylic acid, Picolinic acid, 5-mercapto- (8CI)

5-Mercaptopyridine-2-carboxylic acid (CAS 24242-22-6) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C6H5NO2S and a molecular weight of 155.17400 g/mol. It is also known as 5-Mercaptopicolinic acid, 5-Mercapto-2-pyridinecarboxylic acid and 2-Pyridinecarboxylic acid, 5-mercapto-. Key properties include a boiling point of 355.4ºC at 760 mmHg, a density of 1.439 g/cm3 and a flash point of 168.8ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
24242-22-6
Jingsj CID
J-1494528-3
Molecular Formula
C6H5NO2S
Chinese Name
5-巯基吡啶-2-羧酸
Molecular Weight
155.17400 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point355.4ºC at 760 mmHg
Density1.439 g/cm3
Flash Point168.8ºC

Frequently Asked Questions

What is the CAS number of 5-Mercaptopyridine-2-carboxylic acid?

The CAS number of 5-Mercaptopyridine-2-carboxylic acid is 24242-22-6.

What are the molecular formula and molecular weight of 5-Mercaptopyridine-2-carboxylic acid?

5-Mercaptopyridine-2-carboxylic acid has molecular formula C6H5NO2S and molecular weight 155.17400 g/mol.

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

Last updated:

How to cite: Jingsj. "5-Mercaptopyridine-2-carboxylic acid (CAS 24242-22-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1494528-3 (accessed 2026-10-24).

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