2-Naphthalenesulfonic acid hydrate

2-萘磺酸水合物

Also known as: naphthalene-2-sulfonic acid hydrate, 2-naphthalenesulfonic acid monohydrate, β-naphthalenesulfonic acid hydrate

2-Naphthalenesulfonic acid hydrate (CAS 76530-12-6) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C10H10O4S and a molecular weight of 226.24900 g/mol. It is also known as naphthalene-2-sulfonic acid hydrate, 2-naphthalenesulfonic acid monohydrate and β-naphthalenesulfonic acid hydrate. Key properties include a melting point of 122-125ºC and a density of 1.44. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
76530-12-6
Jingsj CID
J-17845-5
Molecular Formula
C10H10O4S
Chinese Name
2-萘磺酸水合物
Molecular Weight
226.24900 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point122-125ºC
Density1.44

Frequently Asked Questions

What is the CAS number of 2-Naphthalenesulfonic acid hydrate?

The CAS number of 2-Naphthalenesulfonic acid hydrate is 76530-12-6.

What are the molecular formula and molecular weight of 2-Naphthalenesulfonic acid hydrate?

2-Naphthalenesulfonic acid hydrate has molecular formula C10H10O4S and molecular weight 226.24900 g/mol.

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

Last updated:

How to cite: Jingsj. "2-Naphthalenesulfonic acid hydrate (CAS 76530-12-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-17845-5 (accessed 2026-10-23).

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