6-Carboxyfluorescein N-hydroxysuccinimide ester, Fluorescent labeling reagent (ab144945)
Key features and details
- Commonly used fluorescent reagent for labeling of peptides, proteins and nucleotides.
- CAS Number: 92557-81-8
- Form / State: Solid
- Source: Synthetic
Overview
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Product name
6-Carboxyfluorescein N-hydroxysuccinimide ester, Fluorescent labeling reagent -
Description
Commonly used fluorescent reagent for labeling of peptides, proteins and nucleotides. -
Alternative names
- 1-[[3’,6’-Dihydroxy-3-oxospiro[isobenzofuran-1(3H),9’-[9H]xanthen]-6-yl]carbonyl]oxy]-2,5-pyrrolidinedione
- 3’,6’-Dihydroxy-3-oxospiro[isobenzofuran-1(3H),9’-[9H]xanthene]-6-carboxylic Acid 2,5-Dioxo-1-pyrrolidinyl Ester
- 6-Carboxyfluorescein-N-succinimidyl Ester
see all -
General notes
Fluorescence: λex 492 nm; λem 517 nm (pH 8.0).
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CAS Number
92557-81-8 -
Chemical structure
Properties
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Excitation
492nm -
Emission
517nm -
Chemical name
6-Carboxyfluorescein N-hydroxysuccinimide ester -
Molecular weight
473.39 -
Molecular formula
C25H15NO9 -
Storage instructions
Store at Room Temperature. The product can be stored for up to 12 months. -
Handling
Wherever possible, you should prepare and use solutions on the same day. However, if you need to make up stock solutions in advance, we recommend that you store the solution as aliquots in tightly sealed vials at -20°C. Generally, these will be useable for up to one month. Before use, and prior to opening the vial we recommend that you allow your product to equilibrate to room temperature for at least 1 hour.
Need more advice on solubility, usage and handling? Please visit our frequently asked questions (FAQ) page for more details.
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Source
Synthetic
