77810
Sigma
Atto 520 NHS ester
BioReagent, suitable for fluorescence, ≥80.0% (coupling to amines)
DOWNLOAD MSDS (PDF)-
Empirical Formula (Hill Notation) C26H30ClN3O9
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Molecular Weight 563.98
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MDL number MFCD03456129
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PubChem Substance ID 24887233
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Popular Documents: Datasheet (PDF)
Properties
| Related Categories | Atto Labels, Biochemicals and Reagents, Detection, Fluorescent Labels, Fluorescent Probes, Labels, Particles and Stains, |
| product line | BioReagent |
| assay | ≥80.0% (coupling to amines) |
| fluorescence | λex 520 nm; λem 540 nm in 0.1 M phosphate pH 7.0 |
| suitability | suitable for fluorescence |
| storage temp. | −20°C |
Description
Application
Molar absorption 110,000 1/M cm, abs: 521 nm, em: 548 nm, QY=0.9, Tfl 3.8 ns
abs.: λmax 515 nm; em.: λmax 526 nm
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