5-Methylpyridine-3-sulfonic acid

5-甲基吡啶-3-磺酸

Also known as: 5-Methyl-3-pyridinesulfonic acid, 5-Methylpyridine-3-sulfonic acid, 3-Pyridinesulfonic acid, 5-methyl-, 5-Methyl-pyridin-3-sulfonic acid, 5-Methyl-3-pyridinesulfonate, 5-Methylpyridine-3-sulphonic acid

5-Methylpyridine-3-sulfonic acid (CAS 4808-70-2) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C6H7NO3S and a molecular weight of 173.190 g/mol. It is also known as 5-Methyl-3-pyridinesulfonic acid, 3-Pyridinesulfonic acid, 5-methyl- and 5-Methyl-pyridin-3-sulfonic acid. Key property: a density of 1.4±0.1 g/cm3. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
4808-70-2
Jingsj CID
J-1351159-5
Molecular Formula
C6H7NO3S
Chinese Name
5-甲基吡啶-3-磺酸
Molecular Weight
173.190 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Density1.4±0.1 g/cm3

Frequently Asked Questions

What is the CAS number of 5-Methylpyridine-3-sulfonic acid?

The CAS number of 5-Methylpyridine-3-sulfonic acid is 4808-70-2.

What are the molecular formula and molecular weight of 5-Methylpyridine-3-sulfonic acid?

5-Methylpyridine-3-sulfonic acid has molecular formula C6H7NO3S and molecular weight 173.190 g/mol.

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

Last updated:

How to cite: Jingsj. "5-Methylpyridine-3-sulfonic acid (CAS 4808-70-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1351159-5 (accessed 2026-10-25).

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