Cyanine5.5 (Cy5.5® analog) amine derivative. The dye contains a free amine group which can be conjugated with a variety of functionalities, including NHS esters, and epoxides.
Cyanine5.5 is a far red dye which works fine for live organism imaging, and applications requiring low fluorescence background.
![\"Cyanine5.5](\"https://www.ebiomall.com/images/201709/LDU_5632.jpg\" "\\"Cyanine5.5")
![\"Cyanine5.5](\"https://www.ebiomall.com/images/201709/LDU_5633.jpg\" "\\"Cyanine5.5")
![\"Cyanine5.5](\"https://www.ebiomall.com/images/201709/LDU_5634.jpg\" "\\"Cyanine5.5")
![](\"https://www.ebiomall.com/images/201709/cy55-amine.png\")
Download in ChemDraw formatGeneral properties
| Appearance: | dark blue powder |
| Molecular weight: | 753.88 |
| Molecular formula: | C46H58Cl2N4O |
| Solubility: | moderate solubility in water, good in polar organic solvents (DMF, DMSO, alcohols) |
| Quality control: | NMR 1H, HPLC-MS (95%) |
| 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. |
Spectral properties
| Excitation maximum, nm: | 684 |
| ε, L⋅mol−1⋅cm−1: | 209000 |
| Emission maximum, nm: | 710 |
| Fluorescence quantum yield: | 0.2 |
| CF260: | 0.07 |
| CF280: | 0.03 |
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