Acid Red 145

C.I.酸性红145

Also known as: C.I. Acid Red 145, C.I. 23905, Einecs 229-538-6, (1,1'-Biphenyl)-2,2'-disulfonic acid, 4-(2-(1-hydroxy-4-sulfo-2-naphthalenyl)diazenyl)-5,5'-dimethyl-4'-(2-(4-(((4-methylphenyl)sulfonyl)oxy)phenyl)diazenyl)-, sodium salt (1:3), 4-((1-Hydroxy-4-sulfo-2-naphthalenyl)azo)-5,5'-dimethyl-4'-((4-(((4-methylphenyl)sulfonyl)oxy)phenyl)azo)-(1,1'-biphenyl)-2,2'-disulfonate trisodium salt, Trisodium 4-((1-hydroxy-4-sulphonato-2-naphthyl)azo)-5,5'-dimethyl-4'-((4-(((4-methylphenyl)sulphonyl)oxy)phenyl)azo)(1,1'-biphenyl)-2,2'-disulphonate, [1,1'-Biphenyl]-2,2'-disulfonic acid, 4-[(1-hydroxy-4-sulfo-2-naphthalenyl)azo]-5,5'-dimethyl-4'-[[4-[[(4-methylphenyl)sulfonyl]oxy]phenyl]azo]-, trisodium salt, [1,1'-Biphenyl]-2,2'-disulfonic acid,4-[(1-hydroxy-4-sulfo-2-naphthalenyl)azo]-5,5'-dimethyl-4'-[[4-[[(4-methylphenyl)sulfonyl]oxy]phenyl]azo]-,trisodium salt, trisodium 4-[(1-hydroxy-4-sulphonato-2-naphthyl)azo]-5,5'-dimethyl-4'-[[4-[[(4-methylphenyl)sulphonyl]oxy]phenyl]azo][1,1'-biphenyl]-2,2'-disulphonate, trisodium,(3Z)-3-[[2-methyl-4-[5-methyl-4-[[4-(4-methylphenyl)sulfonyloxyphenyl]diazenyl]-2-sulfonatophenyl]-5-sulfonatophenyl]hydrazinylidene]-4-oxonaphthalene-1-sulfonate

Acid Red 145 (CAS 6598-62-5) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C37H27N4Na3O13S4 and a molecular weight of 932.85900 g/mol. It is also known as C.I. Acid Red 145, C.I. 23905 and Einecs 229-538-6. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

6598-62-5

Jingsj CID

J-1498774-0

Molecular Formula

C₃₇H₂₇N₄Na₃O₁₃S₄

Chinese Name

C.I.酸性红145

Molecular Weight

932.85900 g/mol

Category

Organic Acids

Last updated

8/21/2026