5-Sulfosalicylic acid monohydrate

5-磺基水杨酸水合物

Also known as: 2-hydroxy-5-sulfobenzoic acid hydrate, 5-sulfosalicylic acid hydrate, 5-sulfosalicylic acid monohydrate, 2-hydroxy-5-sulfobenzoic acid monohydrate, 5-sulfosalicylic acid hydrate 95, 5-Sulfosalicylic acid hydrate 95%

5-Sulfosalicylic acid monohydrate (CAS 304851-84-1) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C7H8O7S and a molecular weight of 236.19900 g/mol. It is also known as 2-hydroxy-5-sulfobenzoic acid hydrate, 5-sulfosalicylic acid hydrate and 5-sulfosalicylic acid monohydrate. Key properties include a boiling point of 623.3ºC at 760 mmHg and a flash point of 330.8ºC. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
304851-84-1
Jingsj CID
J-1992444-3
Molecular Formula
C7H8O7S
Chinese Name
5-磺基水杨酸水合物
Molecular Weight
236.19900 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point623.3ºC at 760 mmHg
Flash Point330.8ºC

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of 5-Sulfosalicylic acid monohydrate?

The CAS number of 5-Sulfosalicylic acid monohydrate is 304851-84-1.

What are the molecular formula and molecular weight of 5-Sulfosalicylic acid monohydrate?

5-Sulfosalicylic acid monohydrate has molecular formula C7H8O7S and molecular weight 236.19900 g/mol.

Is 5-Sulfosalicylic acid monohydrate hazardous?

5-Sulfosalicylic acid monohydrate has GHS signal word Warning.

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

Last updated:

How to cite: Jingsj. "5-Sulfosalicylic acid monohydrate (CAS 304851-84-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1992444-3 (accessed 2026-10-24).

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