The molecule is a xanthene dye that is fluorescein bearing bromine substituents at positions 2 and 7 as well as a hydroxymercurio substituent at position 4. It has a role as an antiseptic drug, a fluorochrome and a histological dye. It is an organobromine compound, a xanthene dye, a member of benzoic acids and an arylmercury compound. It derives from a fluorescein. It is a conjugate acid of a 2,7-dibromo-4-hydroxymercurifluorescein(2-).
[2,7-dibromo-9-(2-carboxyphenyl)-3-hydroxy-6-oxoxanthen-4-yl]mercury;hydrate