Potassium 4-nitro-2-sulfobenzoate

4-硝基-2-磺基苯甲酸钾

Also known as: 2-Carboxy-5-nitrobenzenesulfonic acid potassium salt, Benzoic acid, 4-nitro-2-sulfo-, potassium salt (1:1), 4-Nitro-2-sulfobenzoic acid potassium salt, Potassium 2-carboxy-5-nitrobenzenesulfonate, Monopotassium 4-nitro-2-sulfobenzoate

Potassium 4-nitro-2-sulfobenzoate (CAS 5344-48-9) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C7H4KNO7S and a molecular weight of 285.272 g/mol. It is also known as 2-Carboxy-5-nitrobenzenesulfonic acid potassium salt, Benzoic acid, 4-nitro-2-sulfo-, potassium salt (1:1) and 4-Nitro-2-sulfobenzoic acid potassium salt. Key property: a density of 1.809 g/cm3. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
5344-48-9
Jingsj CID
J-1428389-5
Molecular Formula
C7H4KNO7S
Chinese Name
4-硝基-2-磺基苯甲酸钾
Molecular Weight
285.272 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Density1.809 g/cm3

Frequently Asked Questions

What is the CAS number of Potassium 4-nitro-2-sulfobenzoate?

The CAS number of Potassium 4-nitro-2-sulfobenzoate is 5344-48-9.

What are the molecular formula and molecular weight of Potassium 4-nitro-2-sulfobenzoate?

Potassium 4-nitro-2-sulfobenzoate has molecular formula C7H4KNO7S and molecular weight 285.272 g/mol.

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

Last updated:

How to cite: Jingsj. "Potassium 4-nitro-2-sulfobenzoate (CAS 5344-48-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1428389-5 (accessed 2026-10-25).

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