Disodium 3-hydroxynaphthalene-2,6-disulfonate

2-萘酚-3,7-二磺酸钠

Also known as: 2,6-Naphthalenedisulfonic acid, 3-hydroxy-, sodium salt (1:2), 2-Naphthol-3,7-disulphonate acid disodium salt, 2-Naphthol-3,7-DisulphonateAcid(SodiumAcid), 3-Hydroxy-naphthalin-2,6-disulfonsaeure,Natriumsalz, 3-hydroxy-naphthalene-2,6-disulfonic acid, 3-hydroxy-naphthalene-2,6-disulfonic acid,sodium salt, Disodium 2-naphthol-3,7-disulfonate, Disodium 3-hydroxy-2,6-naphthalenedisulfonate, Disodium 3-hydroxynaphthalene-2,6-disulphonate, EINECS 281-406-7, Sodium 2-naphthol-3,7-disulfonate, disodium 3-hydroxynaphthalene-2,6-disulfonate, disodium 3-hydroxynaphthalene-2,6-disulphonate, disodium,3-hydroxynaphthalene-2,6-disulfonate

Disodium 3-hydroxynaphthalene-2,6-disulfonate (CAS 83949-45-5) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C10H6Na2O7S2 and a molecular weight of 348.260 g/mol. It is also known as 2,6-Naphthalenedisulfonic acid, 3-hydroxy-, sodium salt (1:2), 2-Naphthol-3,7-disulphonate acid disodium salt and 2-Naphthol-3,7-DisulphonateAcid(SodiumAcid). No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

83949-45-5

Jingsj CID

J-1168503-4

Molecular Formula

C₁₀H₆Na₂O₇S₂

Chinese Name

2-萘酚-3,7-二磺酸钠

Molecular Weight

348.260 g/mol

Category

Organic Acids

Last updated

8/21/2026