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CHEBI:88191 - Sirius red 4B

Default Structure
ChEBI IDCHEBI:88191
ChEBI NameSirius red 4B
Stars
DefinitionAn organic sodium salt resulting from the formal condensation of Sirius red 4B (acid form) with two equivalents of sodium hydroxide. Used as the plasma stain in some trichrome staining methods.
Last Modified12 October 2015
SubmitterSteve
DownloadsMolfile
FormulaC29H19N5O8S2.2Na
Net Charge0
Average Mass675.612
Monoisotopic Mass675.04704
SMILESO=C(Nc1ccc2c(O)c(/N=N/c3ccc(/N=N/c4ccc(S(=O)(=O)[O-])cc4)cc3)c(S(=O)(=O)[O-])cc2c1)c1ccccc1.[Na+].[Na+]
InChIInChI=1S/C29H21N5O8S2.2Na/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);;/q;2*+1/p-2/b32-31+,34-33+;;
InChIKeyUFUQRRYHIHJMPB-DUCFOALUSA-L
Roles Classification
Chemical Role:
environmental contaminant  Any minor or unwanted substance introduced into the environment that can have undesired effects.
Biological Role:
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.
Applications:
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.
fluorochrome  A fluorescent dye used to stain biological specimens.
ChEBI Ontology
Outgoing Relation(s)
Sirius red 4B (CHEBI:88191) has part Sirius red 4B(2−) (CHEBI:88193)
Sirius red 4B (CHEBI:88191) has role environmental contaminant (CHEBI:78298)
Sirius red 4B (CHEBI:88191) has role fluorochrome (CHEBI:51217)
Sirius red 4B (CHEBI:88191) has role histological dye (CHEBI:77178)
Sirius red 4B (CHEBI:88191) has role poison (CHEBI:64909)
Sirius red 4B (CHEBI:88191) is a organic sodium salt (CHEBI:38700)
IUPAC Name 
disodium 7-benzamido-4-hydroxy-3-({4-[(4-sulfonatophenyl)diazenyl]phenyl}diazenyl)naphthalene-2-sulfonate
Synonyms  Source
Chlorantine fast red 5BChEBI
C.I. 28160ChEBI
C.I. Direct Red 81ChemIDplus
C.I. Direct Red 81 disodium saltChemIDplus
Direct red 81ChEBI
Disodium 7-benzamido-4-hydroxy-3-((4-((4-sulphonatophenyl)azo)phenyl)azo)naphthalene-2-sulphonateChemIDplus
Registry NumbersSources
Reaxys:3894142Reaxys
CAS:2610-11-9ChemIDplus
Citations