CHEBI:88192 - Sirius red 4B (acid form)

Main ChEBI Ontology Automatic Xrefs Reactions Pathways Models
ChEBI Name Sirius red 4B (acid form)
ChEBI ID CHEBI:88192
Definition A naphthalenesulfonic acid that is 7-amino-4-hydroxy-3-({4-[(4-sulfophenyl)diazenyl]phenyl}diazenyl)naphthalene-2-sulfonic acid in which one of the amino hydrogens is replaced by a benzoyl group. The disodium salt is the histological dye 'Sirius red 4B'.
Stars This entity has been manually annotated by the ChEBI Team.
Supplier Information
Download Molfile XML SDF
Formula C29H21N5O8S2
Net Charge 0
Average Mass 631.639
Monoisotopic Mass 631.08316
InChI InChI=1S/C29H21N5O8S2/c35-28-25-15-12-23(30-29(36)18-4-2-1-3-5-18)16-19(25)17-26(44(40,41)42)27(28)34-33-21-8-6-20(7-9-21)31-32-22-10-13-24(14-11-22)43(37,38)39/h1-17,35H,(H,30,36)(H,37,38,39)(H,40,41,42)/b32-31+,34-33+
InChIKey IGXZMQCLUNTWCC-HSBKYFPUSA-N
SMILES C12=CC=C(C=C1C=C(C(=C2O)/N=N/C=3C=CC(=CC3)/N=N/C=4C=CC(=CC4)S(O)(=O)=O)S(O)(=O)=O)NC(C=5C=CC=CC5)=O
Roles Classification
Chemical Role(s): environmental contaminant
Any minor or unwanted substance introduced into the environment that can have undesired effects.
Biological Role(s): poison
Any substance that causes disturbance to organisms by chemical reaction or other activity on the molecular scale, when a sufficient quantity is absorbed by the organism.
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 Sirius red 4B (acid form) (CHEBI:88192) has role environmental contaminant (CHEBI:78298)
Sirius red 4B (acid form) (CHEBI:88192) has role fluorochrome (CHEBI:51217)
Sirius red 4B (acid form) (CHEBI:88192) has role histological dye (CHEBI:77178)
Sirius red 4B (acid form) (CHEBI:88192) has role poison (CHEBI:64909)
Sirius red 4B (acid form) (CHEBI:88192) is a azobenzenes (CHEBI:22682)
Sirius red 4B (acid form) (CHEBI:88192) is a benzamides (CHEBI:22702)
Sirius red 4B (acid form) (CHEBI:88192) is a bis(azo) compound (CHEBI:48960)
Sirius red 4B (acid form) (CHEBI:88192) is a naphthalenesulfonic acid (CHEBI:36336)
Sirius red 4B (acid form) (CHEBI:88192) is a naphthols (CHEBI:25392)
Sirius red 4B (acid form) (CHEBI:88192) is conjugate acid of Sirius red 4B(2−) (CHEBI:88193)
Incoming Sirius red 4B(2−) (CHEBI:88193) is conjugate base of Sirius red 4B (acid form) (CHEBI:88192)
IUPAC Name
7-benzamido-4-hydroxy-3-({4-[(4-sulfophenyl)diazenyl]phenyl}diazenyl)naphthalene-2-sulfonic acid
Synonyms Sources
7-(Benzoylamino)-4-hydroxy-3-((4-((4-sulfophenyl)azo)phenyl)azo)-2-naphthalenesulfonic acid ChemIDplus
Direct Red 81 (acid form) ChEBI
Direct Red 81 free acid ChEBI
Sirius red 4B free acid ChEBI
Solaminrot 4B (acid form) ChEBI
Solaminrot 4B free acid ChEBI
Registry Number Type Source
25188-42-5 CAS Registry Number ChemIDplus
Last Modified
12 October 2015