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Disodium 2,6-naphthalenedisulfonate

Also known as: Sodium naphthalene-2,6-disulfonate, 2,6-Naphthalenedisulfonic acid disodium salt, Disodium naphthalene-2,6-disulfonate, 2,6-Naphthalene disulfonic acid sodium salt, Ebert-Merz beta-Acid, Disodium 2,6-naphthalenedisulfonate, Naphthalene-2,6-disulphonic acid disodium salt, MFCD00004092, EINECS 216-735-7

Disodium 2,6-naphthalenedisulfonate (CAS 1655-45-4) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C10H6Na2O6S2 and a molecular weight of 332.261 g/mol. Key properties include a melting point of >300 °C(lit.) and a density of 1.704g/cm3. No supplier offers are currently listed; request a quote. Record last updated Nov 3, 2026.

CAS No.
1655-45-4
Jingsj CID
J-44836-2
Molecular Formula
C10H6Na2O6S2
Molecular Weight
332.261 g/mol
Category
Organic Acids
Last updated
11/3/2026

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Physicochemical Properties

Melting Point>300 °C(lit.)
Density1.704g/cm3
Exact Mass331.940125
PSA131.16000
LogP2.80960

Frequently Asked Questions

What is the CAS number of Disodium 2,6-naphthalenedisulfonate?

The CAS number of Disodium 2,6-naphthalenedisulfonate is 1655-45-4.

What are the molecular formula and molecular weight of Disodium 2,6-naphthalenedisulfonate?

Disodium 2,6-naphthalenedisulfonate has molecular formula C10H6Na2O6S2 and molecular weight 332.261 g/mol.

What are the upstream and downstream products of Disodium 2,6-naphthalenedisulfonate?

For Disodium 2,6-naphthalenedisulfonate, Downstream Products: Naphthalene-2,6-dithiol, Naphthalene-2,6-disulfonic acid, 2,6-Naphthalenedisulfonyl chloride.

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

Last updated:

How to cite: Jingsj. "Disodium 2,6-naphthalenedisulfonate (CAS 1655-45-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-44836-2 (accessed 2026-11-09).

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