sulfo-Cyanine3.5 NHS ester
| Cat. # | Quantity | Price | Lead time | Buy this product |
|---|---|---|---|---|
| 12320 | 1 mg | $110.00 | in stock | |
| 22320 | 5 mg | $290.00 | in stock | |
| 42320 | 25 mg |
$690.00
|
in stock | |
| 52320 | 50 mg |
$1270.00
|
in stock | |
| 62320 | 100 mg |
$1990.00
|
in stock |
Cyanine3.5 is a fluorescent dye with absorption and emission intermediate between Cyanine3 and Cyanine5. Sulfonated version contains four sulfo groups which ensure high solubility and hydrophilicity of the fluorophore and labeled conjugates.
The NHS ester reactive group allows to label primary and secondary amine groups.
Absorption and emission spectra of sulfo-Cyanine3.5
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Sulfo-Cyanine5.5 maleimide
Sulfo-Cyanine5.5 is a water-soluble far red emitting dye. This is a thiol reactive maleimide derivative of sulfo-Cyanine5.5. It is recommended for the labeling of sensitive proteins.FAM maleimide, 6-isomer
Fluorescein (FAM) maleimide is a thiol reactive dye derived from isomerically pure 6-FAM. Fluorescein is a bright dye that is compatible with various fluorescence measurement instruments.Sulfo-Cyanine7.5 NHS ester
A water soluble near infrared emitting dye for in vivo imaging applications. Sulfo-Cyanine7.5 is an analog of indocyanine green (ICG) possessing higher emission quantum yield, and containing a linker arm.General properties
| Appearance: | deep purple powder |
| Molecular weight: | 1088.33 |
| CAS number: | 2231670-91-8 (without cation) |
| Molecular formula: | C42H40N3K3O16S4 |
| Solubility: | good in water, DMF, DMSO |
| Quality control: | NMR 1H, HPLC-MS (95%) |
| Storage conditions: | Storage: 12 months after receival at -20°C in the dark. Transportation: at room temperature for up to 3 weeks. Avoid prolonged exposure to light. Desiccate. |
| MSDS: | Download |
| Product specifications |
Spectral properties
| Excitation maximum, nm: | 576 |
| ε, L⋅mol−1⋅cm−1: | 139000 |
| Emission maximum, nm: | 603 |
| Fluorescence quantum yield: | 0.11 |
| CF260: | 0.16 |
| CF280: | 0.17 |
Product citations
- Shramova, E.; Proshkina, G.; Shipunova, V.; Ryabova, A.; Kamyshinsky, R.; Konevega, A.; Schulga, A.; Konovalova, E.; Telegin, G.; Deyev, S. Dual Targeting of Cancer Cells with DARPin-Based Toxins for Overcoming Tumor Escape. Cancers, 2020, 12(10), 3014. doi: 10.3390/cancers12103014
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