Term Name: | rose bengal free acid |
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Synonyms: | 2',4',5',7'-tetrabromo-2,3,4,5-tetraiodofluorescein |
Definition: | A xanthene dye that is fluorescein bearing bromine substituents at positions 2', 4', 5' and 7' (on the xanthene ring) and iodine substituents at position 2, 3, 4, and 5 (on the phenyl ring). The dipotassium salt is the biological stain 'rose bengal'. |
Ontology: | ChEBI [CHEBI:87202] ( EBI ) |