disodium 4-hydroxy-3-[(2-methoxyphenyl)azo]-5-[[(p-tolyl)sulphonyl]amino]naphthalene-2,7-disulphonate

C.I.酸性红254

Also known as: 2,7-Naphthalenedisulfonic acid, 4-hydroxy-3-(2-methoxyphenyl)azo-5-(4-methylphenyl)sulfonylamino-, disodium salt, 2,7-Naphthalenedisulfonic acid,4-hydroxy-3-((2-methoxyphenyl)azo)-5-(((4-methylphenyl)sulfonyl)amino)-,disodium salt, 4-Hydroxy-3-[(2-methoxyphenyl)azo]-5-[[(4-methylphenyl)sulfonyl]amino]-2,7-naphthalenedisulfonic acid disodium salt, 7-naphthalenedisulfonic acid,4-hydroxy-3-[(2-methoxyphenyl)azo]-5-[[(4-methylphenyl)sulfonyl]amino]- disodium salt, C.I. Acid red 254, C.I. Acid Red 264, C.I.18133, EINECS 229-393-9, Kayanol red 3bl, disodium,(3Z)-3-[(2-methoxyphenyl)hydrazinylidene]-5-[(4-methylphenyl)sulfonylamino]-4-oxonaphthalene-2,7-disulfonate, Disodium 4-hydroxy-3-((2-methoxyphenyl)azo)-5-(((p-tolyl)sulphonyl)amino)naphthalene-2,7-disulphonate

disodium 4-hydroxy-3-[(2-methoxyphenyl)azo]-5-[[(p-tolyl)sulphonyl]amino]naphthalene-2,7-disulphonate (CAS 6505-96-0) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C24H19N3Na2O10S3 and a molecular weight of 651.59600 g/mol. It is also known as 2,7-Naphthalenedisulfonic acid, 4-hydroxy-3-(2-methoxyphenyl)azo-5-(4-methylphenyl)sulfonylamino-, disodium salt, 2,7-Naphthalenedisulfonic acid,4-hydroxy-3-((2-methoxyphenyl)azo)-5-(((4-methylphenyl)sulfonyl)amino)-,disodium salt and 4-Hydroxy-3-[(2-methoxyphenyl)azo]-5-[[(4-methylphenyl)sulfonyl]amino]-2,7-naphthalenedisulfonic acid disodium salt. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

6505-96-0

Jingsj CID

J-895410-7

Molecular Formula

C₂₄H₁₉N₃Na₂O₁₀S₃

Chinese Name

C.I.酸性红254

Molecular Weight

651.59600 g/mol

Category

Organic Acids

Last updated

8/21/2026