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1,3-Benzenedisulfonic acid

Also known as: benzene-1,3-disulfonic acid, m-Benzenedisulfonic acid, 1,3-Benzenedisulphonic acid, benzene-1,3-disulphonic acid, Benzene-m-disulfonic acid

1,3-Benzenedisulfonic acid (CAS 98-48-6) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C6H6O6S2 and a molecular weight of 238.23800 g/mol. Key properties include a melting point of 136.0 ºC and a density of 1.764g/cm3. No supplier offers are currently listed; request a quote. Record last updated Nov 2, 2026.

CAS No.
98-48-6
Jingsj CID
J-1501525-5
Molecular Formula
C6H6O6S2
Molecular Weight
238.23800 g/mol
Category
Organic Acids
Last updated
11/2/2026
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Physicochemical Properties

Melting Point136.0 ºC
Density1.764g/cm3
Exact Mass281.924469
PSA125.50000
LogP2.34160
Additional PropertyVery soluble (1000 g/L) (25 ºC)

Frequently Asked Questions

What is the CAS number of 1,3-Benzenedisulfonic acid?

The CAS number of 1,3-Benzenedisulfonic acid is 98-48-6.

What are the molecular formula and molecular weight of 1,3-Benzenedisulfonic acid?

1,3-Benzenedisulfonic acid has molecular formula C6H6O6S2 and molecular weight 238.23800 g/mol.

What are the upstream and downstream products of 1,3-Benzenedisulfonic acid?

For 1,3-Benzenedisulfonic acid, Upstream Products: benzene, Benzenesulfonic acid, Sodium benzenesulfonate; Downstream Products: Resorcinol, Phenol, 4,4'-Sulfonyldiphenol.

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

Last updated:

How to cite: Jingsj. "1,3-Benzenedisulfonic acid (CAS 98-48-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1501525-5 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.