DusQ 21 carboxylic acid
Cat. # | Quantity | Price | Lead time | Buy this product |
---|---|---|---|---|
28D90 | 5 mg | – | in stock | |
48D90 | 25 mg | $290 | in stock | |
68D90 | 100 mg | $885 | in stock |
DusQ 21 is a fluorescence quencher. DusQ 21 possesses broad absorption in far red and NIR range, and can quench fluorescence of dyes that emit in this region. This is a carboxylic acid derivative.
DusQ 21 has intense absorption maximum at 656 nm, making it useful as an acceptor in fluorescence resonance energy transfer (FRET) applications. It is a common quencher for Cyanine5, Cyanine5.5, AF 647, or other spectrally similar fluorescent dyes.
Absorption spectrum of DusQ 21
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DusQ 21 NHS ester
Amino-reactive NHS ester with quencher for the conjugation with amines-containing molecules, DusQ 21 quenching range 590 - 720 nm.
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DusQ 21 CPG 500
DusQ 21 is a quencher for dyes in red part of the spectrum, including Cyanine5 and Cyanine5.5.
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sulfo-Cyanine5 NHS ester
Water-soluble sulfo-Cyanine5 succinimidyl ester for labeling various amine-containing molecules in the aqueous phase.General properties
Appearance: | dark purple powder |
Molecular weight: | 718.28 |
Molecular formula: | C41H36ClN3O5S |
Quality control: | NMR 1H and HPLC-MS (95+%) |
Storage conditions: | 24 months after receival at -20°C in the dark. Transportation: at room temperature for up to 3 weeks. Desiccate. |
MSDS: | Download |
Product specifications |
Spectral properties
Excitation/absorption maximum, nm: | 656 |
ε, L⋅mol−1⋅cm−1: | 72800 |
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