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Cyanine5 Boc-hydrazide
該產品已停產，不再提供.
This product will be discontinued soon. We may still have some material in stock (please see availability above).
Boc-protected Cyanine5 hydrazide reactive dye for the labeling of aldehydes and ketones.
Boc- (tert-butoxycarbonyl) protective group can be removed with trifluoroacetic acid, or other strong acid. Reactive hydrazide is formed, which can then couple with various carbonyl groups yielding Cyanine5-labeled molecules.
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芘醯肼是一種羰基反應性染料，可與醛和酮發生反應。General properties
| Appearance: | dark blue powder |
| Molecular weight: | 633.26 |
| Molecular formula: | C37H49ClN4O3 |
| Solubility: | good in dichloromethane, polar organic solvents (DMF, DMSO), alcohols, low in water |
| 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. |
| MSDS: | 下載 |
| 產品規格 |
Spectral properties
| Excitation/absorption maximum, nm: | 646 |
| ε, L⋅mol−1⋅cm−1: | 250000 |
| Emission maximum, nm: | 662 |
| Fluorescence quantum yield: | 0.2 |
| CF260: | 0.03 |
| CF280: | 0.04 |
Cy® is a trademark of GE Healthcare.
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