Molecular Weight: 376.3
Storage: RT, L
[C=Cold D=Desiccated F=Frozen L=Light Sensitive RT=Room Temperature]
Soluble: H2O (pH>6), DMF
Absorption: (in nm) 492
Emission: (in nm) 517
Extinction (103): 81
Molecular Formula: C21H12O7
CAS Number: [72088-94-9]
Unit Price (USD):
100 mg $23.20
Bulk Price/unit (when you buy 5 or more): $18.56
Description:
Extremely useful fluorescent reagent for monitoring intracellular pH and for general labeling of cells and tissues due to its high extinction coefficient, water solubility and pH sensitivity.
Note:
Extinction = 29K in acidic/neutral solutions; 78K in basic solutions; Absorption = 475nm in acidic/neutral solutions; 492nm in basic solution.
References:
"Interactions between cholesterol and lipids in bilayer membranes. Role of lipid headgroup and hydrocarbon chain-backbone linkage." Bhattacharyaab S, Haldara S. Biochim. Biophys. Acta, 1467(1): 39-53 (2000)."Novel fluorescence sensing methods for high throughput screening." Lakowicz JR, Gryczynski I, Gryczynski Z. J Biomol. Screening 5(3): 123-132 (2000).
Keywords:
Carboxyfluorescein, 76823-03-5, 3301-79-9, Marker Gene
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