sulfo-Cyanine5 bis-NHS ester
Cat. # | Quantity | Price | Lead time | Buy this product |
---|---|---|---|---|
133D0 | 1 mg | $125 | in stock | |
233D0 | 5 mg | $325 | in stock | |
433D0 | 25 mg | $850 | in stock | |
533D0 | 50 mg | $1490 | in stock | |
633D0 | 100 mg | $1990 | in stock |
sulfo-Cyanine5 bis-NHS ester is a water soluble bifunctional dye possessing two NHS ester functions. It is an analog of Cy5® bis-NHS ester.
The dye is useful for the cross-conjugation of amines, and for other advanced labeling applications.
Absorption and emission spectra of sulfo-Cyanine5
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sulfo-Cyanine3 carboxylic acid
sulfo-Cyanine3 free unactivated monofunctional carboxylic acid, water-soluble dye.General properties
Appearance: | dark blue powder |
Molecular weight: | 975.14 |
Molecular formula: | C45H51KN4O14S2 |
Solubility: | good in DMF, DMSO, water |
Quality control: | NMR 1H, HPLC-MS (895%) |
Storage conditions: | Storage: 12 months after receival at -20°C in the dark. Transportation: at room temperature for up to 3 weeks. Avoid prolonged exposure to light. Desiccate. |
MSDS: | Download |
Product specifications |
Spectral properties
Excitation/absorption maximum, nm: | 646 |
ε, L⋅mol−1⋅cm−1: | 271000 |
Emission maximum, nm: | 662 |
Fluorescence quantum yield: | 0.28 |
CF260: | 0.04 |
CF280: | 0.04 |
Product citations
- Pettersson, J.R.; Lanni, F.; Rule, G.S. Dual lifetimes for complexes between Glutathione-S-transferase (hGSTA1-1) and product-like ligands detected by single-molecule fluorescence imaging. Biochemistry, 2017, 56(31), 4073–4083. doi: 10.1021/acs.biochem.7b00030
Cy® is a trademark of GE Healthcare.
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