Term Name: | 2',4',5',7'-tetrabromo-2,3,4,5-tetrachlorofluorescein |
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Synonyms: | 2,3,4,5-tetrachloro-6-(2,4,5,7-tetrabromo-6-hydroxy-3-oxo-3H-xanthen-9-yl)benzoic acid, acid red 92 (free acid form), phloxine B free acid |
Definition: | A xanthene dye that is fluorescein bearing bromine substituents at positions 2', 4', 5' and 7' (on the xanthene ring) and chlorine substituents at position 2, 3, 4, and 5 (on the phenyl ring). The disodium salt is the biological stain 'phloxine B'. |
Ontology: | ChEBI [CHEBI:87193] ( EBI ) |