Sodium 2,4-diaminobenzenesulfonate

2,4-二氨基苯磺酸钠

Also known as: 2,4-Diaminobenzenesulfonic acid sodium salt, MPDSA sodium salt, Metaphenylenediamine-4-sulfonic acid sodium salt, Monosodium 2,4-diaminobenzenesulfonate, sodium 2,4-diaminobenzenesulfonate, Benzenesulfonic acid, 2,4-diamino-, sodium salt (1:1), EINECS 221-650-3, MFCD00774704

Sodium 2,4-diaminobenzenesulfonate (CAS 3177-22-8) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C6H7N2NaO3S and a molecular weight of 210.186 g/mol. It is also known as 2,4-Diaminobenzenesulfonic acid sodium salt, MPDSA sodium salt and Metaphenylenediamine-4-sulfonic acid sodium salt. Key property: a density of 1.611g/cm3. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
3177-22-8
Jingsj CID
J-44988-3
Molecular Formula
C6H7N2NaO3S
Chinese Name
2,4-二氨基苯磺酸钠
Molecular Weight
210.186 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Density1.611g/cm3

Frequently Asked Questions

What is the CAS number of Sodium 2,4-diaminobenzenesulfonate?

The CAS number of Sodium 2,4-diaminobenzenesulfonate is 3177-22-8.

What are the molecular formula and molecular weight of Sodium 2,4-diaminobenzenesulfonate?

Sodium 2,4-diaminobenzenesulfonate has molecular formula C6H7N2NaO3S and molecular weight 210.186 g/mol.

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

Last updated:

How to cite: Jingsj. "Sodium 2,4-diaminobenzenesulfonate (CAS 3177-22-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-44988-3 (accessed 2026-10-25).

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