Acid Red 145 structure

Acid Red 145

trisodium;4-hydroxy-3-[[2-methyl-4-[5-methyl-4-[[4-(4-methylphenyl)sulfonyloxyphenyl]diazenyl]-2-sulfonatophenyl]-5-sulfonatophenyl]diazenyl]naphthalene-1-sulfonate

Also Known As: Acid Red 145|EINECS 229-538-6|1,2-Diacetyl-4-phenyl-urazol|C.I. Acid Red 145, 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|(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-(2-(1-hydroxy-4-sulfo-2-naphthalenyl)diazenyl)-5,5'-dimethyl-4'-(2-(4-(((4-methylphenyl)sulfonyl)oxy)phenyl)diazenyl)-, sodium salt (1:3)|Trisodium;4-hydroxy-3-[[2-methyl-4-[5-methyl-4-[[4-(4-methylphenyl)sulfonyloxyphenyl]diazenyl]-2-sulfonatophenyl]-5-sulfonatophenyl]diazenyl]naphthalene-1-sulfonate|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-[2-(1-hydroxy-4-sulfo-2-naphthalenyl)diazenyl]-5,5'-dimethyl-4'-[2-[4-[[(4-methylphenyl)sulfonyl]oxy]phenyl]diazenyl]-, sodium salt (1:3)|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 4-[(1-hydroxy-4-sulfonatonaphthalen-2-yl)diazenyl]-5,5'-dimethyl-4'-({4-[(4-methylbenzene-1-sulfonyl)oxy]phenyl}diazenyl)[1,1'-biphenyl]-2,2'-disulfonate|trisodium,(3Z)-3-[[2-methyl-4-[5-methyl-4-[[4-(4-methylphenyl)sulfonyloxyphenyl]diazenyl]-2-sulfonatophenyl]-5-sulfonatophenyl]hydrazinylidene]-4-oxonaphthalene-1-sulfonate

CAS: 6598-62-5
Molecular Formula C37H27N4Na3O13S4
Molecular Weight 932.0151 g/mol
LogP -1.54
Topological Polar Surface Area 284.64 Ų
Hydrogen Bond Donors 1
Hydrogen Bond Acceptors 17
Rotatable Bonds 11
Exact Mass 932.0151
Heavy Atoms 61
Complexity 3170.7

Chemical Identifiers

CAS Number 6598-62-5
SMILES CC1=CC=C(C=C1)S(=O)(=O)OC2=CC=C(C=C2)N=NC3=CC(=C(C=C3C)C4=C(C=C(C(=C4)C)N=NC5=C(C6=CC=CC=C6C(=C5)S(=O)(=O)[O-])O)S(=O)(=O)[O-])S(=O)(=O)[O-].[Na+].[Na+].[Na+]

Product Overview

Acid Red 145 (CAS 6598-62-5), with molecular formula C37H27N4Na3O13S4 and molecular weight 932.0151 g/mol. IUPAC: trisodium;4-hydroxy-3-[[2-methyl-4-[5-methyl-4-[[4-(4-methylphenyl)sulfonyloxyphenyl]diazenyl]-2-sulfonatophenyl]-5-sulfonatophenyl]diazenyl]naphthalene-1-sulfonate.

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