Coumarin 343 azide
Coumarin 343 azide is a fluorescent dye used for the fluorescent labeling of alkyne-containing biomolecules based on click chemistry. Its detection mechanism relies on the copper (I)-catalyzed azide-alkyne cycloaddition (CuAAC), a type of click reaction: under mild aqueous conditions, the azide group of this dye selectively reacts with the alkyne moiety of propargyl geldanamycin to form a triazole bond that conjugates the fluorescent dye to the target biomolecule; fluorescence is generated upon successful conjugation to the target.
For research use only. We do not sell to patients.
- CAS No.: 1807503-82-7
- Formula: C22H27N5O5
- Molecular Weight:441.48
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Storage:
Please store the product under the recommended conditions in the Certificate of Analysis.
Biological Activity
Description
In Vitro
Coumarin 343 azide is widely used in click chemistry to label biomolecules bearing alkyne tags, and can be paired with fluorescein (FAM) as a highly efficient fluorescence resonance energy transfer donor.
MedChemExpress (MCE) has not independently confirmed the accuracy of these methods. They are for reference only.
Chemical Information
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CAS No. 1807503-82-7
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Molecular Weight 441.48
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Formula C22H27N5O5
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SMILES
[N-]=[N+]=NCCOCCOCCNC(C1=CC2=C(OC1=O)C(CCCN3CCC4)=C3C4=C2)=O
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Shipping
Room temperature in continental US; may vary elsewhere.
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Storage
Please store the product under the recommended conditions in the Certificate of Analysis.
Purity & Documentation
References
Calculators
Concentration (start) × Volume (start) = Concentration (final) × Volume (final)