Synonyms: Benzoicacid, 2-(2,4,5,7-tetrabromo-6-hydroxy-3-oxo-3H-xanthen-9-yl)-, ethyl ester,potassium salt (9CI); Ethyl eosin (6CI); Fluorescein, 2',4',5',7'-tetrabromo-,ethyl ester, potassium deriv. (7CI); Fluorescein, 2',4',5',7'-tetrabromo-,ethyl ester, potassium salt (8CI); C.I. 45386; C.I. Solvent Red 45; Ethyleosine Y; NSC 8670; Spirit Eosine; Spirit Primrose DH