Fluorescent labeling reagent for proteins. Used in the fluorescent antibody technique for rapid identification of pathogens.

CAS：3326-35-0
中文别名：5-硝基荧光素;5-硝基荧光素(异构体I);
英文别名：3\',6\'-dihydroxy-5-nitro-spiro[phthalan-1,9\'-xanthen]-3-one;3\',6\'-Dihydroxy-5-nitrospiro[isobenzofuran-1(3H),9\'-[9H]xanthen]-3-one;5-Nitrofluorescein (isomer I);5\'-nitrofluorescein;4-Nitrofluorescein;3\',6\'-dihydroxy-6-nitro-spiro[isobenzofuran-3,9\'-xanthene]-1-one;4-NITROFLUORESCEIN;3\',6\'-dihydroxy-6-nitrospiro[2-benzofuran-3,9\'-xanthene]-1-one;4-NITROFLUOROESCEIN;3\',6\'-Dihydroxy-5-nitro-spiro[phthalan-1,9\'-xanthen]-3-on;3\',6\'-dihydroxy-5-nitrospiro[2-benzofuran-3,9\'-xanthene]-1-one;5-NITRO-3\',6\'-DIHYDROXYSPIRO[ISOBENZOFURAN-1(3H),9\'-(9H)XANTHEN]-3-ONE;5-Nitro-3\',6\'-dihydroxyspiro[isobenzofuran-1(3H),9\'-[9H]xanthene]-3-one;
分子式：C20H11NO7
分子量：377.304
精确质量：377.054
Psa：121.81
Logp：4.0972

密度：1.72g/cm3
沸点：692ºC at 760mmHg
熔点：>300ºC
闪点：372.3ºC
折射率：1.764

海关编码：2932999099