Lumiprobe 磺酸基CY5 NHS染料 Sulfo-Cyanine5 bis-NHS ester

Lumiprobe 磺酸基CY5 NHS染料 Sulfo-Cyanine5 bis-NHS ester


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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.

Sulfo-Cyanine5 bis-NHS ester, 633D0

Structure of Sulfo-Cyanine5 bis-NHS ester

Cat. # Quantity Lead time
133D0 1 mg in stock
233D0 5 mg in stock
433D0 25 mg in stock
533D0 50 mg in stock
633D0 100 mg in stock

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.

Spectral properties

Excitation 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