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250309 Sigma-Aldrich

4-Amino-1,1′-azobenzene-3,4′-disulfonic acid monosodium salt

Dye content 95 %

Synonym: 2-Amino-5-([4-sulfophenyl]azo)benzenesulfonic acid monosodium salt, Acid Yellow 9 monosodium salt

  • CAS Number 74543-21-8

  • Linear Formula RO3SC6H4N=NC6H3(NH2)SO3R, R = H or Na

  • Molecular Weight 379.34

  •  EC Number 277-916-4

  •  PubChem Substance ID 24855050

  •  NACRES NA.47

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Properties

Related Categories A, Cell Biology, Hematology and Histology, Stains & Dyes, A to Z, Stains and Dyes More...
Quality Level   100
composition   Dye content, 95%
λmax   489 nm
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
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

Description

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.

Application

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.

Packaging

25, 100 g in glass bottle

Safety & Documentation

Safety Information

Symbol 
GHS07  GHS07
Signal word 
Warning
Hazard statements 
Precautionary statements 
RIDADR 
NONH for all modes of transport
WGK Germany 
WGK 3
Flash Point(F) 
Not applicable
Flash Point(C) 
Not applicable

Documents

Certificate of Analysis (COA)

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Protocols & Articles
Peer-Reviewed Papers
15

References

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