荧光素
荧光橙红;荧光素, 指示剂;黄 7 [CI 45350:1];荧光素,水溶;荧光酯;萤光橙黄;萤光红;萤光黄
Fluorescein
FLUORESCEIN, FREE ACIDFLUORESCEIN, FREE ACIDFLUORESCEIN, FREE ACID;Diresorcinolphthalein;Tetraoxyphthalophenone anhydride;SOLVENT YELLOW 94;S NO 880;RESORCINOL PHTHALEIN;FLUORESCEIN, ALCOHOL SOLUBLE;FLUORESCEIN
2321-07-5
219-031-8
LM5075000
C20H12O5
332.31
1.2739 (rough estimate)
320 °C(lit.)
429.44°C (rough estimate)
2.2, 4.4, 6.7(at 25℃)
Pink uorescence (4.0) to green uorescence (6.0)
1.5000 (estimate)
insoluble
Solubility Insoluble in water, ether, benzene, chloroform; soluble in ethanol, methanol, acetone, Iethyl acetate, N,N-dimethylformamide
Stable. Combustible. Incompatible with strong oxidizing agents.
Red to orange Powder
Xi
43-36-36/37/38
22-24/25-37/39-26-36/37/39-27
32042000
苯酐；间苯二酚；间苯二酚；苯酐
room temp
