中文别名：2-(6-羟基-3-氧代-3H-呫吨-9-基)苯甲酸; 荧光橙红; 荧光黄; 荧光酯; 萤光橙黄; 萤光红; 萤光黄; 荧光素;
英文别名：Acid Yellow 73; C.I. 45350.1; Solvent Yellow 94; D and C Yellow No. 7; C.I. 45350:1; NSC 667256; Fluorescein acid; C.I. Solvent Yellow 94; Resorcinolphthalein; Yellow No. 201; Spiro[isobenzofuran-1(3H),9′-[9H]xanthen]-3-one, 3′,6′-dihydroxy-; 3,6-Dihydroxyspiro[xanthene-9,3′-phthalide]; 9-(o-Carboxyphenyl)-6-hydroxy-3-isoxanthenone; Benzoic acid, 2-(6-hydroxy-3-oxo-3H-xanthen-9-yl)-; 3′,6′-Dihydroxyfluoran; 3′,6′-Dihydroxyspiro[isobenzofuran-1(3H),9′-[9H]xanthen]-3-one; DC Yellow No. 7; 3′,6′-Fluorandiol; Japan Yellow 201; DC Yellow 7; F 0095; 3′,6′-Dihydroxyspiro[2-benzofuran-3,9′-xanthene]-1-one; Japan Yellow No. 201; Yellow fluorescein;分子式：C20H12O5
分子量：332.31
密度：1.2739 (rough estimate)
熔点：320 °C(lit.)
沸点：429.44°C (rough estimate)
折射率：1.5000 (estimate)
闪光点：232.6 °C
