This Cyanine5.5 labeling reagent is a dye azide for Click Chemistry, available as 10 mM solution in DMSO, or in solid form. The dye possesses far red / near infrared emission, which allows to use it for NIR live organism imaging. Cyanine5.5 can replace Cy5.5®, Alexa Fluor 680, and DyLight 680.
| Appearance: | dark blue powder / solution |
| Molecular weight: | 701.34 |
| Molecular formula: | C43H49ClN6O |
| Solubility: | soluble in organic solvents (DMSO, DMF, dichloromethane), low solubility in water |
| Quality control: | NMR 1H (95%) and 13C, TLC, functional testing |
| Storage conditions: | Storage: 24 months after receival at -20°C in the dark. Transportation: at room temperature for up to 3 weeks. Avoid prolonged exposure to light. Desiccate. |
| Excitation maximum, nm: | 673 |
| Extinction coefficient at excitation maximum, Lmol-1cm-1: | 209000 |
| Emission maximum, nm: | 707 |
| Fluorescence quantum yield: | 0.2 |
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