sodium hydrogen 4-aminoazobenzene-3,4'-disulphonate Chemical Properties

storage temp. 

room temp

form 

powder

λmax

489 nm

ε(extinction coefficient)

11438 at 489nm in 0.1 M HCl at 0.01g/L
15302 at 385nm in 1 M HCl at 0.01g/L

Major Application

diagnostic assay manufacturing
hematology
histology

InChI

1S/2C12H11N3O6S2.2Na/c2*13-11-6-3-9(7-12(11)23(19,20)21)15-14-8-1-4-10(5-2-8)22(16,17)18;;/h2*1-7H,13H2,(H,16,17,18)(H,19,20,21);;/q;;2*+1/p-2/b2*15-14+;;

InChIKey

MPOAAHDXCIUENZ-XNDFEMONSA-L

SMILES

[Na+].[Na+].Nc1ccc(cc1S(O)(=O)=O)\N=N\c2ccc(cc2)S([O-])(=O)=O.Nc3ccc(cc3S([O-])(=O)=O)\N=N\c4ccc(cc4)S(O)(=O)=O

Safety Information

Hazard Codes 

Xi

Risk Statements 

36/37/38

Safety Statements 

26

WGK Germany 

3

Storage Class

11 - Combustible Solids

Hazard Classifications

Eye Irrit. 2
Skin Irrit. 2

sodium hydrogen 4-aminoazobenzene-3,4'-disulphonate Usage And Synthesis

Uses

4-Amino-1,1′-azobenzene-3,4′-disulfonic acid monosodium salt has been used as a control to study the influence of aromatic substitution patterns on azo dye degradability by Streptomyces spp and the fungus Phanerochaete chrysosporium.

General Description

4-Amino-1,1′-azobenzene-3,4′-disulfonic acid monosodium salt, also called as acid yellow 9, belongs to the class of azo dyes.

sodium hydrogen 4-aminoazobenzene-3,4'-disulphonate(74543-21-8)Related Product Information

• 4-AMINOAZOBENZENE
• CI 13015
• 2-(4-NITROPHENYL)-5-PHENYL-3-(4-(4-SULFOPHENYLAZO)-2-SULFOPHENYL)-2H-TETRAZOLIUM SODIUM SALT
• 2,5-DI(4-NITROPHENYL)-3-(4-(4-SULFOPHENYLAZO)-2-SULFOPHENYL)-2H-TETRAZOLIUM SODIUM SALT
• ACID RED 66
• 2-(4-NITROPHENYL)-5-(2-SULFOPHENYL)-3-(4-(4-SULFOPHENYLAZO)-2-SULFOPHENYL)-2H-TETRAZOLIUM DISODIUM
• Ponceau S
• sodium hydrogen 4-aminoazobenzene-3,4'-disulphonate
• DIRECT RED 80
• DIRECT BROWN 106