Disodium 3,6-dihydroxynaphthalene-2,7-disulfonate

3,6-二羟基-2,7-萘二磺酸二钠盐

Also known as: 2,7-Dihydroxynaphthalene-3,6-disulfonic acid disodium salt, 2,7-Naphthalenedisulfonic acid, 3,6-dihydroxy-, disodium salt, Disodium 3,6-dihydroxynaphthalene-2,7-disulphonate, 3,6-Dihydroxynaphthalene-2,7-disulfonic acid disodium salt, 3,6-Dihydroxynaphthalene-2,7-disulfonic acid, 3,6-Dihydroxy-2,7-naphthalenedisulfonic acid disodium salt

Disodium 3,6-dihydroxynaphthalene-2,7-disulfonate (CAS 7153-21-1) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C10H6Na2O8S2 and a molecular weight of 364.25900 g/mol. It is also known as 2,7-Dihydroxynaphthalene-3,6-disulfonic acid disodium salt, 2,7-Naphthalenedisulfonic acid, 3,6-dihydroxy-, disodium salt and Disodium 3,6-dihydroxynaphthalene-2,7-disulphonate. Key property: a melting point of 46-48°C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
7153-21-1
Jingsj CID
J-1990615-1
Molecular Formula
C10H6Na2O8S2
Chinese Name
3,6-二羟基-2,7-萘二磺酸二钠盐
Molecular Weight
364.25900 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point46-48°C

Frequently Asked Questions

What is the CAS number of Disodium 3,6-dihydroxynaphthalene-2,7-disulfonate?

The CAS number of Disodium 3,6-dihydroxynaphthalene-2,7-disulfonate is 7153-21-1.

What are the molecular formula and molecular weight of Disodium 3,6-dihydroxynaphthalene-2,7-disulfonate?

Disodium 3,6-dihydroxynaphthalene-2,7-disulfonate has molecular formula C10H6Na2O8S2 and molecular weight 364.25900 g/mol.

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

Last updated:

How to cite: Jingsj. "Disodium 3,6-dihydroxynaphthalene-2,7-disulfonate (CAS 7153-21-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1990615-1 (accessed 2026-10-25).

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