CHEBI:86124 - 4-aminoazobenzene-3,4'-disulfonic acid

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ChEBI Name 4-aminoazobenzene-3,4'-disulfonic acid
ChEBI ID CHEBI:86124
Definition A member of the class of azobenzenes that is azobenzene in which one of the phenyl groups is substituted at the para position by a sulfo group, while the other is substituted at a meta position by a sulfo group and at the para position by an amino group. The disodium salt is the biological stain 'fast yellow'.
Stars This entity has been manually annotated by the ChEBI Team.
Supplier Information
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Formula C12H11N3O6S2
Net Charge 0
Average Mass 357.36200
Monoisotopic Mass 357.00893
InChI InChI=1S/C12H11N3O6S2/c13-11-6-3-9(7-12(11)23(19,20)21)15-14-8-1-4-10(5-2-8)22(16,17)18/h1-7H,13H2,(H,16,17,18)(H,19,20,21)/b15-14+
InChIKey DCYBHNIOTZBCFS-CCEZHUSRSA-N
SMILES Nc1ccc(cc1S(O)(=O)=O)\N=N\c1ccc(cc1)S(O)(=O)=O
Roles Classification
Chemical Role(s): Bronsted base
A molecular entity capable of accepting a hydron from a donor (Bronsted acid).
(via organic amino compound )
View more via ChEBI Ontology
ChEBI Ontology
Outgoing 4-aminoazobenzene-3,4'-disulfonic acid (CHEBI:86124) is a amino sulfonic acid (CHEBI:37793)
4-aminoazobenzene-3,4'-disulfonic acid (CHEBI:86124) is a azobenzenes (CHEBI:22682)
4-aminoazobenzene-3,4'-disulfonic acid (CHEBI:86124) is a primary arylamine (CHEBI:50471)
4-aminoazobenzene-3,4'-disulfonic acid (CHEBI:86124) is conjugate acid of 4-aminoazobenzene-3,4'-disulfonate (CHEBI:86125)
Incoming 4-aminoazobenzene-3,4'-disulfonate (CHEBI:86125) is conjugate base of 4-aminoazobenzene-3,4'-disulfonic acid (CHEBI:86124)
IUPAC Name
2-amino-5-[(E)-(4-sulfophenyl)diazenyl]benzenesulfonic acid
Synonyms Sources
4-(4-amino-3-sulfophenylazo)benzenesulfonic acid ChemIDplus
4-amino-3,4'-disulfoazobenzene ChemIDplus
NSC 57606 ChemIDplus
Registry Number Type Source
101-50-8 CAS Registry Number ChemIDplus
Last Modified
31 July 2015