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ChemicalBook--->CAS DataBase List--->518-44-5

518-44-5

518-44-5 Structure

518-44-5 Structure
IdentificationBack Directory
[Name]

FLUORESCIN
[CAS]

518-44-5
[Synonyms]

FLUORESCIN
Resorcinolphthalin
dihydrofluorescein
2-(3,6-dihydroxyxanthen-9-yl)benzoic acid
2-(3,6-Dihydroxy-9H-xanthen-9-yl)benzoic acid
Fluorescin[ReagentforOxydasesandPeroxydases]>
Benzoic acid, 2-(3,6-dihydroxy-9H-xanthen-9-yl)-
Fluorescin [Reagent for Oxydases and Peroxydases]
2-(3,6-Dihydroxy-9H-xanthen-9-yl)benzoic acid, 95+%
[EINECS(EC#)]

208-252-5
[Molecular Formula]

C20H14O5
[MDL Number]

MFCD00046931
[MOL File]

518-44-5.mol
[Molecular Weight]

334.32
Chemical PropertiesBack Directory
[Melting point ]

125-127°
[Boiling point ]

431.14°C (rough estimate)
[density ]

1.2497 (rough estimate)
[refractive index ]

1.5000 (estimate)
[form ]

powder to crystal
[pka]

3.88±0.36(Predicted)
[color ]

Light yellow to Brown
[Merck ]

14,4160
[EPA Substance Registry System]

Benzoic acid, 2-(3,6-dihydroxy-9H-xanthen-9-yl)- (518-44-5)
Safety DataBack Directory
[HS Code ]

29329990
Hazard InformationBack Directory
[Uses]

Reagent for oxidases, peroxides.
[Definition]

ChEBI: Fluorescin is a member of xanthenes.
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