5-Sulfopicolinic acid

5-磺酸基吡啶-2-羧酸

Also known as: 2-Pyridinecarboxylic acid, 5-sulfo-, 5-Sulfopyridine-2-carboxylic acid, 5-Sulfo-2-pyridinecarboxylic acid, 5-SULFOPICOLINIC ACID, 5-SULFOPYRIDINE-2-CARBOXYLIC ACID, 2-Carboxy-pyridin-5-sulfonsaeure, 5-sulfo-pyridine-2-carboxylic acid

5-Sulfopicolinic acid (CAS 4833-91-4) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C6H5NO5S and a molecular weight of 203.17300 g/mol. It is also known as 2-Pyridinecarboxylic acid, 5-sulfo-, 5-Sulfopyridine-2-carboxylic acid and 5-Sulfo-2-pyridinecarboxylic acid. Key properties include a melting point of 287ºC and a density of 1.722g/cm3. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
4833-91-4
Jingsj CID
J-1519336-8
Molecular Formula
C6H5NO5S
Chinese Name
5-磺酸基吡啶-2-羧酸
Molecular Weight
203.17300 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point287ºC
Density1.722g/cm3

Frequently Asked Questions

What is the CAS number of 5-Sulfopicolinic acid?

The CAS number of 5-Sulfopicolinic acid is 4833-91-4.

What are the molecular formula and molecular weight of 5-Sulfopicolinic acid?

5-Sulfopicolinic acid has molecular formula C6H5NO5S and molecular weight 203.17300 g/mol.

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

Last updated:

How to cite: Jingsj. "5-Sulfopicolinic acid (CAS 4833-91-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1519336-8 (accessed 2026-10-22).

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