1,3-Propanedisulfonic acid disodium salt

1,3-丙二磺酸二钠

Also known as: Disodium propane-1,3-disulfonate, Disodium 1,3-propanedisulfonate, Eprodisate disodium, Eprodisate sodium, NC 503

1,3-Propanedisulfonic acid disodium salt (CAS 36589-58-9) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C3H6Na2O6S2 and a molecular weight of 248.18600 g/mol. It is also known as Disodium propane-1,3-disulfonate, Disodium 1,3-propanedisulfonate and Eprodisate disodium. Key properties include a melting point of >300°C and a density of 1.773 g/cm3. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
36589-58-9
Jingsj CID
J-748-9
Molecular Formula
C3H6Na2O6S2
Chinese Name
1,3-丙二磺酸二钠
Molecular Weight
248.18600 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point>300°C
Density1.773 g/cm3

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of 1,3-Propanedisulfonic acid disodium salt?

The CAS number of 1,3-Propanedisulfonic acid disodium salt is 36589-58-9.

What are the molecular formula and molecular weight of 1,3-Propanedisulfonic acid disodium salt?

1,3-Propanedisulfonic acid disodium salt has molecular formula C3H6Na2O6S2 and molecular weight 248.18600 g/mol.

Is 1,3-Propanedisulfonic acid disodium salt hazardous?

1,3-Propanedisulfonic acid disodium salt 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. "1,3-Propanedisulfonic acid disodium salt (CAS 36589-58-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-748-9 (accessed 2026-10-23).

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