2,4-dihydroxybenzenesulfonic acid monoammonium salt

2,4-二羟基苯磺酸单铵盐

Also known as: 2,4-dihydroxy-benzenesulfonic acid monoammonium salt, 2,4-Dihydroxybenzenesulfonic acid ammonium salt, Benzenesulfonic acid, 2,4-dihydroxy-, monoammonium salt, Benzenesulfonic acid, 2,4-dihydroxy-, ammonium salt (1:1), azanium 2,4-dihydroxybenzenesulfonate, azanium,2,4-dihydroxybenzenesulfonate, 2,4-Dihydroxy-benzolsulfonsaeure,Ammoniumsalz, Benzensulfonic acid,2,4-dihydroxy-,monoammonium salt

2,4-dihydroxybenzenesulfonic acid monoammonium salt (CAS 55605-65-7) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C6H9NO5S and a molecular weight of 207.20400 g/mol. It is also known as 2,4-dihydroxy-benzenesulfonic acid monoammonium salt, 2,4-Dihydroxybenzenesulfonic acid ammonium salt and Benzenesulfonic acid, 2,4-dihydroxy-, monoammonium salt. Key properties include a boiling point of 538.5ºC at 760mmHg and a flash point of 279.5ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
55605-65-7
Jingsj CID
J-1133902-9
Molecular Formula
C6H9NO5S
Chinese Name
2,4-二羟基苯磺酸单铵盐
Molecular Weight
207.20400 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point538.5ºC at 760mmHg
Flash Point279.5ºC

Frequently Asked Questions

What is the CAS number of 2,4-dihydroxybenzenesulfonic acid monoammonium salt?

The CAS number of 2,4-dihydroxybenzenesulfonic acid monoammonium salt is 55605-65-7.

What are the molecular formula and molecular weight of 2,4-dihydroxybenzenesulfonic acid monoammonium salt?

2,4-dihydroxybenzenesulfonic acid monoammonium salt has molecular formula C6H9NO5S and molecular weight 207.20400 g/mol.

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

Last updated:

How to cite: Jingsj. "2,4-dihydroxybenzenesulfonic acid monoammonium salt (CAS 55605-65-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1133902-9 (accessed 2026-10-23).

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