| Term Name: | Evans blue free acid |
|---|---|
| Synonyms: | 6,6'-{(3,3'-dimethyl[1,1'-biphenyl]-4,4'-diyl)bis[diazene-2,1-diyl]}bis(4-amino-5-hydroxynaphthalene-1,3-disulfonic acid), Evans blue acid, Evans blue free acid form, NSC 8680 |
| Definition: | A naphthalenesulfonic acid that is the free acid form of the dye Evans blue. The tetrasodium salt is used as a counterstain, especially in fluorescent methods to suppress background autofluorescence. |
| Ontology: | ChEBI [CHEBI:87634] ( EBI ) |