CHEBI:52053 - eosin YS dye

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ChEBI Name eosin YS dye
Definition An organic sodium salt that is 2',4',5',7'-tetrabromofluorescein in which the carboxy group and the phenolic hydroxy group have been deprotonated and the resulting charge is neutralised by two sodium ions.
Stars This entity has been manually annotated by the ChEBI Team.
Supplier Information
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Formula C20H6Br4Na2O5
Net Charge 0
Average Mass 691.85400
Monoisotopic Mass 687.674
InChI InChI=1S/C20H8Br4O5.2Na/c21-11-5-9-13(7-3-1-2-4-8(7)20(27)28)10-6-12(22)17(26)15(24)19(10)29-18(9)14(23)16(11)25;;/h1-6,25H,(H,27,28);;/q;2*+1/p-2
SMILES [Na+].[Na+].[O-]C(=O)c1ccccc1-c1c2cc(Br)c([O-])c(Br)c2oc2c(Br)c(=O)c(Br)cc12
Roles Classification
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.
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ChEBI Ontology
Outgoing eosin YS dye (CHEBI:52053) has part 2',4',5',7'-tetrabromofluorescein(2−) (CHEBI:52836)
eosin YS dye (CHEBI:52053) has role fluorochrome (CHEBI:51217)
eosin YS dye (CHEBI:52053) has role histological dye (CHEBI:77178)
eosin YS dye (CHEBI:52053) is a organic sodium salt (CHEBI:38700)
eosin YS dye (CHEBI:52053) is a organobromine compound (CHEBI:37141)
disodium 2-(2,4,5,7-tetrabromo-6-oxido-3-oxo-3H-xanthen-9-yl)benzoate
Synonyms Sources
2',4',5',7'-Tetrabromo-3',6'-dihydroxyspiro(isobenzofuran-1(3H),9-'-(9H)xanthen)-3-one, disodium salt ChemIDplus
Acid red 87 ChemIDplus
Bromoeosine ChemIDplus
C.I. 45380 ChemIDplus
C.I. Acid Red 87 ChemIDplus
CI 45380 ChEBI
CI 45380 (Na salt) ChemIDplus
D and C Red No. 22 ChemIDplus
D&C Red No. 22 ChemIDplus
Eosin Y ChemIDplus
Eosin Y ws ChEBI
Eosin Yellowish ChemIDplus
Eosine G ChemIDplus
Eosine Yellowish ChemIDplus
sodium eosinate ChemIDplus
sodium eosine ChemIDplus
Tetrabromofluorescein ChemIDplus
water soluble eosin ChEBI
water-soluble eosin ChEBI
Registry Numbers Types Sources
17372-87-1 CAS Registry Number ChemIDplus
3586809 Reaxys Registry Number Reaxys
3586809 Beilstein Registry Number Beilstein
Citations Waiting for Citations Types Sources
24699920 PubMed citation Europe PMC
24991248 PubMed citation Europe PMC
25441927 PubMed citation Europe PMC
25829234 PubMed citation Europe PMC
25977716 PubMed citation Europe PMC
Last Modified
01 July 2015