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Cy5 NHS ester
| Lot No | Quantity | Price | |
|---|---|---|---|
| 13020 | 1 mg | $ 110.00 | |
| 23020 | 5 mg | $ 210.00 | |
| 43020 | 25 mg | $ 410.00 | |
| 53020 | 50 mg | $ 695.00 | |
| 63020 | 100 mg | $ 1190.00 |
Cy5 NHS ester is a reactive dye for the labeling of amino-groups in peptides, proteins, and oligonucleotides.
Cy5 NHS ester can replace NHS esters of Alexa Fluor 647, DyLight 649.
| General properties | |
|---|---|
| Appearance: | dark blue powder |
| Molar weight: | 616.19 |
| Mass spec M+ increase: | 465.6 |
| Spectral properties | |
| Cy5 excitation maximum, λmaxex, nm: | 646 |
| Cy5 extinction at λmaxex | 250,000 |
| Cy5 emission maximum, λmaxfluor, nm: | 662 |
| Cy5 fluorescence quantum yield: | 0.2 |
| Quality control | |
| NMR: | 95+% |
| TLC: | pure |
| Functional testing (reaction with amine): | pass |
| Recommended protocols | |
| NHS ester labeling of amino biomolecules | HTML | PDF |
| Storage conditions | |
| Store NHS esters at -20°C in the dark. Desiccate. | |
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