CHEBI:88203 - Congo corinth (acid form)

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ChEBI Name Congo corinth (acid form)
ChEBI ID CHEBI:88203
Definition An aminonaphthalenesulfonic acid that is 3,3'-[[1,1'-biphenyl]-4,4'-diylbis(diazene-2,1-diyl)]di(naphthalene-1-sulfonic acid) in which the two hydrogens at the 4-positions on the naphthalene rings are placed by amino and hydroxy groups. The disodium salt is the histological dye 'Congo corinth'.
Stars This entity has been manually annotated by the ChEBI Team.
Supplier Information
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Formula C32H23N5O7S2
Net Charge 0
Average Mass 653.688
Monoisotopic Mass 653.10389
InChI InChI=1S/C32H23N5O7S2/c33-31-25-7-3-1-5-23(25)29(45(39,40)41)17-27(31)36-34-21-13-9-19(10-14-21)20-11-15-22(16-12-20)35-37-28-18-30(46(42,43)44)24-6-2-4-8-26(24)32(28)38/h1-18,38H,33H2,(H,39,40,41)(H,42,43,44)/b36-34+,37-35+
InChIKey TZCACGMZCLGYSG-VHJMTFITSA-N
SMILES C12=C(C(=CC(=C1N)/N=N/C3=CC=C(C=C3)C4=CC=C(C=C4)/N=N/C5=CC(=C6C(=C5O)C=CC=C6)S(O)(=O)=O)S(O)(=O)=O)C=CC=C2
Roles Classification
Chemical Role(s): Bronsted base
A molecular entity capable of accepting a hydron from a donor (Bronsted acid).
(via organic amino compound )
Application(s): fluorochrome
A fluorescent dye used to stain biological specimens.
histological dye
A dye used in microscopic or electron microscopic examination of cells and tissues to give contrast and to highlight particular features of interest, such as nuclei and cytoplasm.
View more via ChEBI Ontology
ChEBI Ontology
Outgoing Congo corinth (acid form) (CHEBI:88203) has role fluorochrome (CHEBI:51217)
Congo corinth (acid form) (CHEBI:88203) has role histological dye (CHEBI:77178)
Congo corinth (acid form) (CHEBI:88203) is a aminonaphthalenesulfonic acid (CHEBI:38210)
Congo corinth (acid form) (CHEBI:88203) is a azobenzenes (CHEBI:22682)
Congo corinth (acid form) (CHEBI:88203) is a bis(azo) compound (CHEBI:48960)
Congo corinth (acid form) (CHEBI:88203) is a naphthols (CHEBI:25392)
Congo corinth (acid form) (CHEBI:88203) is a ring assembly (CHEBI:36820)
Congo corinth (acid form) (CHEBI:88203) is conjugate acid of Congo corinth(2−) (CHEBI:88204)
Incoming Congo corinth(2−) (CHEBI:88204) is conjugate base of Congo corinth (acid form) (CHEBI:88203)
IUPAC Name
3-({4'-[(1-amino-4-sulfonaphthalen-2-yl)diazenyl][1,1'-biphenyl]-4-yl}diazenyl)-4-hydroxynaphthalene-1-sulfonic acid
Synonyms Sources
Congo corinth free acid ChEBI
Direct red 10 (acid form) ChEBI
Direct red 10 free acid ChEBI
Last Modified
13 October 2015