TechnoDye 498/505
| Cat. # | Quantity | Price | Lead time | Buy this product |
|---|---|---|---|---|
| 756-25mg | 25 mg | $200 | in stock |
TechnoDye 498/505 is a water soluble fluorophore. Its absorption and emission spectra are similar to fluorescein, but it is fluorescent in acidic media, and it is much more stable against photobleaching and oxidation.
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Water soluble sulfo-Cyanine3 SE activated ester for amino-biomolecule labeling.General properties
| Appearance: | orange solid |
| Molecular weight: | 452.18 |
| CAS number: | 105237-27-2 |
| Molecular formula: | C13H13BF2N2Na2O6S2 |
| IUPAC name: | 4,4-Difluoro-1,3,5,7-tetramethyl-4H-3a,4a-diaza-4-bora-s-indacen-3a-ium-4-uid-2,6-disulfonate |
| Solubility: | very good in water, DMF, DMSO |
| Quality control: | NMR 1H and HPLC-MS (95+%) |
| Storage conditions: | 24 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: | 498 |
| ε, L⋅mol−1⋅cm−1: | 80000 |
| Emission maximum, nm: | 505 |
| Fluorescence quantum yield: | 1.00 |
Product is offered and sold for research purposes only. Product is not tested for safety and efficacy in food, drug, medical device, cosmetic, no express or implied authorization to use for any other purpose, including, without limitation, in vitro diagnostic purposes, for humans or animals or for commercial purposes.
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