IRDye 650 Azide provides the functionality for preferential labeling of molecules that contain either the alkyne or dibenzocyclooctyne (DBCO) group.
Learn more about Near-Infrared Fluorescent Click Chemistry Reagents.
Dye Structure
Properties
- Chemical Formula: C50H63N6Na3O16S4
- Molecular Weight: 1201.29 g/mol
- Exact Mass: 1200.29
- Correction factor at 260 - 280 nm: 3%
Absorption and Emission Spectra
| Solvent | Absorption Maxima | Emission Maxima |
|---|---|---|
| Methanol | 651 nm | 668 nm |
| 1X PBS | 649 nm | 665 nm |
Absorbance and Emission Spectra in 1X PBS
Molar Absorptivity
| Solvent | Molar Absorptivity (L mol-1 cm-1) |
|---|---|
| Methanol | 240,000 |
| 1X PBS | 230,000 |
| 1:1 Methanol to 1X PBS | 230,000 |
