曙紅Y(醇溶)英文名稱:Eosin Y free acid alcohol soluble;Eosin Y alcohol soluble;Eosin Y spirit soluble;2′,4′,5′,7′-Tetrabromofluorescein;Solvent red 43;Eosine acid;C.I. 45380.2 其他名稱:伊紅Y(醇溶) ;四溴熒光素;醇溶伊紅;酸性紅87;溶劑紅43;曙紅Y(自由酸);伊紅Y(自由酸);2',4',5',7'-四溴-3',6'-二羥基螺[異苯丙呋喃-1(3H),9'(9H)-占噸]-3-酮 C20H8Br4O5=647.89