disodium 8-[[3,3'-dimethoxy-4'-[[4-[[(p-tolyl)sulphonyl]oxy]phenyl]azo][1,1'-biphenyl]-4-yl]azo]-7-hydroxynaphthalene-1,3-disulphonate

酸性红 BB

Also known as: Acid Red 128, C.I. 24125, C.I. Acid Red 128, Acid red 128 (C.I. 24125), 8-[[3,3'-Dimethoxy-4'-[[4-[[(4-methylphenyl)sulfonyl]oxy]phenyl]azo]-1,1'-biphenyl-4-yl]azo]-7-hydroxy-1,3-naphthalenedisulfonic acid disodium salt, 1,3-Naphthalenedisulfonic acid, 8-[[3,3'-dimethoxy-4'-[[4-[[(4-methylphenyl)sulfonyl]oxy]phenyl]azo][1,1'-biphenyl]-4-yl]azo]-7-hydroxy-, disodium salt, ACIDRED128,DISODIUMSALT, disodium,(8Z)-8-[[2-methoxy-4-[3-methoxy-4-[[4-(4-methylphenyl)sulfonyloxyphenyl]diazenyl]phenyl]phenyl]hydrazinylidene]-7-oxonaphthalene-1,3-disulfonate, EINECS 229-469-1

disodium 8-[[3,3'-dimethoxy-4'-[[4-[[(p-tolyl)sulphonyl]oxy]phenyl]azo][1,1'-biphenyl]-4-yl]azo]-7-hydroxynaphthalene-1,3-disulphonate (CAS 6548-30-7) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C37H28N4Na2O12S3 and a molecular weight of 862.81200 g/mol. It is also known as Acid Red 128, C.I. 24125 and C.I. Acid Red 128. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

6548-30-7

Jingsj CID

J-1025312-4

Molecular Formula

C₃₇H₂₈N₄Na₂O₁₂S₃

Chinese Name

酸性红 BB

Molecular Weight

862.81200 g/mol

Category

Organic Acids

Last updated

8/21/2026