IRDye 650 NHS Ester is an infrared dye with detection near 650 nm. The NHS ester reactive group provides the functionality for labeling primary and secondary amines, such as lysine residues in proteins.
This dye is not suitable for use with LI-COR Odyssey® Imaging Systems.
- Chemical Formula: C46H50N3Na3O16S4
- Molecular Weight: 1098.12 g/mol
- Exact Mass: 1097.18
Absorption and Emission Spectra
|Solvent||Ext. Coeff. (M-1cm-1)||Absorption Maxima||Emission Maxima|
|Methanol||240,000||651 nm||668 nm|
|1X PBS||230,000||648 nm||665 nm|