has role organobromine compound organic sodium salt fluorochrome eosin YS dye 2',4',5',7'-Tetrabromo-3',6'-dihydroxyspiro(isobenzofuran-1(3H),9-'-(9H)xanthen)-3-one, disodium salt 687.674 691.85400 Acid red 87 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. Beilstein:3586809 Bromoeosine C.I. 45380 C.I. Acid Red 87 C20H6Br4Na2O5 CAS:17372-87-1 CHEBI:52053 CI 45380 CI 45380 (Na salt) D and C Red No. 22 D&C Red No. 22 Eosin Y Eosin Y ws Eosin Yellowish Eosine G Eosine Yellowish 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 PMID:24699920 PMID:24991248 PMID:25441927 PMID:25829234 PMID:25977716 Reaxys:3586809 SEACYXSIPDVVMV-UHFFFAOYSA-L Tetrabromofluorescein [Na+].[Na+].[O-]C(=O)c1ccccc1-c1c2cc(Br)c([O-])c(Br)c2oc2c(Br)c(=O)c(Br)cc12 chebi_ontology disodium 2-(2,4,5,7-tetrabromo-6-oxido-3-oxo-3H-xanthen-9-yl)benzoate sodium eosinate sodium eosine water soluble eosin water-soluble eosin histological dye