sulfo-Cyanine7.5 dicarboxylic acid
| Cat. # | Quantity | Price | Lead time | Buy this product |
|---|---|---|---|---|
| 1382-1mg | 1 mg | $125 | in stock | |
| 1382-5mg | 5 mg | $325 | in stock | |
| 1382-25mg | 25 mg |
$850
|
in stock | |
| 1382-50mg | 50 mg |
$1490
|
in stock | |
| 1382-100mg | 100 mg |
$1990
|
in stock |
sulfo-Cyanine7.5 dicarboxylic acid is a bifunctional near-infrared fluorescent dye with two carboxylic acid groups.
The reagent is useful as a cross-linker with NIR emission. The carboxylic acid groups can be activated by carbodiimide chemistry.
Absorption and emission spectra of sulfo-Cyanine7.5 fluorophore
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The unactivated free carboxylic acid of near-infrared fluorescent dye Cyanine7.sulfo-Cyanine7.5 alkyne
sulfo-Cyanine7.5 is a near-infrared fluorophore similar to Indocyanine Green (ICG) but possesses higher fluorescence quantum yield. This is an alkyne for copper-catalyzed click chemistry.General properties
| Appearance: | dark green solid |
| Molecular weight: | 1183.51 |
| Molecular formula: | C50H53N2K3O16S4 |
| Solubility: | good in water, DMF, DMSO |
| 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. Desiccate. |
| MSDS: | Download |
| Product specifications |
Spectral properties
| Excitation/absorption maximum, nm: | 778 |
| ε, L⋅mol−1⋅cm−1: | 222000 |
| Emission maximum, nm: | 797 |
| Fluorescence quantum yield: | 0.21 |
| CF260: | 0.09 |
| CF280: | 0.09 |
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