2-Hydroxy-5-sulfopyridine-3-carboxylic acid

2-羟基-5-磺烟酸

Also known as: 2-Hydroxy-5-sulfonicotinic acid, 2-oxo-5-sulfo-1H-pyridine-3-carboxylic acid, 3-Pyridinecarboxylic acid, 1,2-dihydro-2-oxo-5-sulfo-

CAS No.
334708-05-3
Jingsj CID
J-1442115-8
Molecular Formula
C6H5NO6S
Chinese Name
2-羟基-5-磺烟酸
Molecular Weight
219.17200 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point273ºC

Frequently Asked Questions

What is the CAS number of 2-Hydroxy-5-sulfopyridine-3-carboxylic acid?

334708-05-3

What are the molecular formula and molecular weight of 2-Hydroxy-5-sulfopyridine-3-carboxylic acid?

C6H5NO6S, molecular weight 219.17200 g/mol

Data compiled from public chemical databases and supplier catalogs; verify specifications with suppliers before purchase. · Last updated: 8/21/2026