250309
4-Amino-1,1′-azobenzene-3,4′-disulfonic acid monosodium salt
Dye content 90 %
Synonym(s):
2-Amino-5-([4-sulfophenyl]azo)benzenesulfonic acid monosodium salt, Acid Yellow 9 monosodium salt
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About This Item
Product Name
4-Amino-1,1′-azobenzene-3,4′-disulfonic acid monosodium salt, Dye content 90 %
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+;;
InChI key
MPOAAHDXCIUENZ-XNDFEMONSA-L
SMILES string
[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
form
powder
composition
Dye content, 90%
λmax
489 nm
ε (extinction coefficient)
11438 at 489 nm in 0.1 M HCl at 0.01 g/L
15302 at 385 nm in 1 M HCl at 0.01 g/L
application(s)
diagnostic assay manufacturing
hematology
histology
storage temp.
room temp
Application
General description
signalword
Warning
hcodes
Hazard Classifications
Eye Irrit. 2 - Skin Irrit. 2
Storage Class
11 - Combustible Solids
wgk
WGK 3
flash_point_f
Not applicable
flash_point_c
Not applicable
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