ChemicalBook--->CAS DataBase List--->195136-58-4

195136-58-4

195136-58-4 Structure

195136-58-4 Structure
IdentificationBack Directory
[Name]

2',7'-DIFLUOROFLUORESCEIN
[CAS]

195136-58-4
[Synonyms]

OREGON GREEN(TM) 488
2',7'-DIFLUOROFLUORESCEIN
2',7'-Difluoro-3',6'-dihydroxy-3H-spiro[isobenzofuran-1,9'-xanthen]-3-one
2',7'-Difluoro-3',6'-dihydroxyspiro[isobenzofuran-1(3H),9'-[9H]xanthen]-3-one
Spiro[isobenzofuran-1(3H),9'-[9H]xanthen]-3-one, 2',7'-difluoro-3',6'-dihydroxy-
[Molecular Formula]

C20H10F2O5
[MDL Number]

MFCD01311849
[MOL File]

195136-58-4.mol
[Molecular Weight]

368.29
Chemical PropertiesBack Directory
[Boiling point ]

591.7±50.0 °C(Predicted)
[density ]

1.70±0.1 g/cm3(Predicted)
[solubility ]

Insoluble in water; soluble in N,Ndimethylformamide
[form ]

A solid
[pka]

4.8, (at 22℃);4.7, (at 22℃)
[color ]

Orange powder
[λmax]

490 nm (Buffer pH 9.0)
[Biological Applications]

Detecting atherosclerosis;detecting/monitoring amyloid Aβ production/accumulation/aggregation/disaggregation; diagnosing Alzheimer’s disease;estimating/measuring concentration of cortisol, melatonin, secretory IgA in body fluids;11 evaluating cetuximab-based imaging probe to target epidermal growth factor receptor (EGFR);examining biodistribution of proteins;investigating/measuring protein-protein and protein-nucleic acid interactions;measuring pH of apoplast at the root surface;visualizing hair follicles;as a substrate for measuring β-lactamase activity,phosphatases activity
[Major Application]

As geothermal tracers;TiO2 nanoparticles for light energy conversion
Safety DataBack Directory
[Symbol(GHS) ]


GHS07
[Signal word ]

Warning
[Hazard statements ]

H302-H315-H319-H335
[Precautionary statements ]

P261-P280-P301+P312-P302+P352-P305+P351+P338
Hazard InformationBack Directory
[Uses]

2'',7''-Difluorofluorescein is a reactant used in the synthesis of biarsenical probes that inhibit protein tyrosine phosphatases.
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