disodium 5-[[2,4-dihydroxy-5-[(4-nitrophenyl)azo]phenyl]azo]-4-hydroxy-3-[(2-hydroxy-3,5-dinitrophenyl)azo]naphthalene-2,7-disulphonate

5-[[2,4-二羟基-5-[(4-硝基苯基)偶氮基]苯基]偶氮基]-4-羟基-3-[(2-羟基-3,5-二硝基苯基)偶氮基]-2,7-萘二磺酸二钠

Also known as: 2,7-Naphthalenedisulfonic acid, 5-[[2,4-dihydroxy-5-[(4-nitrophenyl)azo]phenyl]azo]-4-hydroxy-3-[(2-hydroxy-3,5-dinitrophenyl)azo]-, disodium salt, Disodium 5-[[2,4-dihydroxy-5-[(4-nitrophenyl)azo]phenyl]azo]-4-hydroxy-3-[(2-hydroxy-3,5-dinitrophenyl)azo]naphthalene-2,7-disulfonate, 2,7-Naphthalenedisulfonic acid, 5-(2-(2,4-dihydroxy-5-(2-(4-nitrophenyl)diazenyl)phenyl)diazenyl)-4-hydroxy-3-(2-(2-hydroxy-3,5-dinitrophenyl)diazenyl)-, sodium salt (1:2), 4-[[2,4-Dihydroxy-5-[(4-nitrophenyl)azo]phenyl]azo]-5-hydroxy-6-[(2-hydroxy-3,5-dinitrophenyl)azo]-2,7-naphthalenedisulfonic acid, disodium salt, EINECS 268-975-7

disodium 5-[[2,4-dihydroxy-5-[(4-nitrophenyl)azo]phenyl]azo]-4-hydroxy-3-[(2-hydroxy-3,5-dinitrophenyl)azo]naphthalene-2,7-disulphonate (CAS 68155-63-5) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C28H15N9Na2O16S2 and a molecular weight of 843.57900 g/mol. It is also known as 2,7-Naphthalenedisulfonic acid, 5-[[2,4-dihydroxy-5-[(4-nitrophenyl)azo]phenyl]azo]-4-hydroxy-3-[(2-hydroxy-3,5-dinitrophenyl)azo]-, disodium salt, Disodium 5-[[2,4-dihydroxy-5-[(4-nitrophenyl)azo]phenyl]azo]-4-hydroxy-3-[(2-hydroxy-3,5-dinitrophenyl)azo]naphthalene-2,7-disulfonate and 2,7-Naphthalenedisulfonic acid, 5-(2-(2,4-dihydroxy-5-(2-(4-nitrophenyl)diazenyl)phenyl)diazenyl)-4-hydroxy-3-(2-(2-hydroxy-3,5-dinitrophenyl)diazenyl)-, sodium salt (1:2). No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

68155-63-5

Jingsj CID

J-1014027-5

Molecular Formula

C₂₈H₁₅N₉Na₂O₁₆S₂

Chinese Name

5-[[2,4-二羟基-5-[(4-硝基苯基)偶氮基]苯基]偶氮基]-4-羟基-3-[(2-羟基-3,5-二硝基苯基)偶氮基]-2,7-萘二磺酸二钠

Molecular Weight

843.57900 g/mol

Category

Organic Acids

Last updated

8/21/2026