CAS No.: | 518-47-8 |
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Formula: | C20h12o5.2na |
EINECS: | 208-253-0 |
Classification: | Organic Analytical Reagents |
Grade: | AR |
Specific Usage: | For Synthesis |
Customization: |
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Name | Fluorescein disodium salt |
Synonyms | Acid Yellow 73; C.I. 45350; Disodium 2-(3-oxo-6-oxidoxanthen-9-yl)benzoate; Uranine |
Molecular Structure | |
Molecular Formula | C20H12O5.2Na |
Molecular Weight | 376.27 |
CAS Registry Number | 518-47-8 |
EINECS | 208-253-0 |
Melting point | 320 ºC |
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Water solubility | 500 g/L (20 ºC) |
Fluorescein disodium salt is a white orange red powder, soluble in water and alcohol solvents, slightly soluble in ether. It is yellow under acidic conditions and green fluorescent under alkaline conditions. Its melting point is about 320 ° C.
Fluorescein disodium salt can also be used in cell biology research and molecular biology research. Researchers typically use sodium fluorescein as a substrate to detect the expression and localization of proteins or other biomolecules. This approach could help scientists better understand the fundamental processes of life and provide a basis for developing new treatments.
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