Cyanine3B NHS ester
| Cat. # | Quantity | Price | Lead time | Buy this product |
|---|---|---|---|---|
| 19320 | 1 mg | $140.00 | in stock | |
| 29320 | 5 mg | $340.00 | in stock | |
| 49320 | 25 mg |
$990.00
|
in stock | |
| 59320 | 50 mg |
$1690.00
|
in stock | |
| 69320 | 100 mg |
please inquire
|
in stock |
Cyanine3B NHS ester is a reactive dye for the specific labeling of amino-groups in biomolecules — antibodies, peptides, or oligonucleotides. Cyanine3B is an improved version of yellow Cyanine3 dye with significantly increased fluorescence quantum yield and photostability.
Cyanine3B absorbance and emission spectra
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Amine-reactive Cyanine5 activated ester for the labeling of proteins, peptides, and other molecules.General properties
| Appearance: | dark red powder |
| Molecular weight: | 657.75 |
| Molecular formula: | C35H35N3O8S |
| Solubility: | good in DMF, DMSO |
| Quality control: | NMR 1H and HPLC-MS (95+%) |
| Storage conditions: | 12 months after receival at -20°C in the dark. Transportation: at room temperature for up to 3 weeks. Desiccate. |
| MSDS: | Download |
| Product specifications |
Spectral properties
| Excitation/absorption maximum, nm: | 566 |
| ε, L⋅mol−1⋅cm−1: | 137000 |
| Emission maximum, nm: | 578 |
| Fluorescence quantum yield: | 0.92 |
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