CHEBI:90319 - Ponceau S

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ChEBI Name Ponceau S
Definition An organic sodium salt that is the tetrasodium salt of 3-hydroxy-4-({2-sulfo-4-[(4-sulfophenyl)diazenyl]phenyl}diazenyl)naphthalene-2,7-disulfonic acid.
Stars This entity has been manually annotated by the ChEBI Team.
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Formula C22H12N4Na4O13S4
Net Charge 0
Average Mass 760.574
Monoisotopic Mass 759.887
InChI InChI=1S/C22H16N4O13S4.4Na/c27-22-20(43(37,38)39)10-12-9-16(41(31,32)33)6-7-17(12)21(22)26-25-18-8-3-14(11-19(18)42(34,35)36)24-23-13-1-4-15(5-2-13)40(28,29)30;;;;/h1-11,27H,(H,28,29,30)(H,31,32,33)(H,34,35,36)(H,37,38,39);;;;/q;4*+1/p-4
SMILES [Na+].[Na+].C1=C(C=CC(=C1)N=NC2=CC(=C(C=C2)N=NC3=C4C(=CC(=C3O)S([O-])(=O)=O)C=C(C=C4)S([O-])(=O)=O)S([O-])(=O)=O)S([O-])(=O)=O.[Na+].[Na+]
Roles Classification
Application(s): 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.
A fluorescent dye used to stain biological specimens.
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ChEBI Ontology
Outgoing Ponceau S (CHEBI:90319) has part Ponceau S(4−) (CHEBI:90323)
Ponceau S (CHEBI:90319) has role fluorochrome (CHEBI:51217)
Ponceau S (CHEBI:90319) has role histological dye (CHEBI:77178)
Ponceau S (CHEBI:90319) is a organic sodium salt (CHEBI:38700)
Ponceau S (CHEBI:90319) is a organosulfonate salt (CHEBI:64382)
tetrasodium 3-hydroxy-4-({2-sulfonato-4-[(4-sulfonatophenyl)diazenyl]phenyl}diazenyl)naphthalene-2,7-disulfonate
Synonyms Sources
2-Hydroxy-1-((4((4-sulfophenyl)azo)-2-sulfophenyl)azo)naphthalene-3,6-disulfonic acid, tetrasodium salt ChemIDplus
C.I. 27195 ChEBI
C.I. Acid Red 112 ChemIDplus
C.I. Acid Red 112, tetrasodium salt ChemIDplus
Ponceau Red S ChemIDplus
Ponceau S Extra ChemIDplus
Tetrasodium 3-hydroxy-4-(2-sulphonato-4-(4-sulphonatophenylazo)phenylazo)naphthalene-2,7-disulphonate ChemIDplus
Manual Xref Database
Ponceau_S Wikipedia
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Registry Numbers Types Sources
6226-79-5 CAS Registry Number ChemIDplus
6265648 Reaxys Registry Number Reaxys
Citations Waiting for Citations Types Sources
25863388 PubMed citation Europe PMC
26139250 PubMed citation Europe PMC
Last Modified
12 November 2015