Sulfo-CY3 tetrazine potassium

Sulfo-CY3 tetrazine potassium is a derivative of sulfo-Cyanine3 featuring a methyl tetrazine group (Ex=548 nm, Em=563 nm) . This compound is utilized for labeling glycoconjugates on the cell surface in metabolic engineering. As a click chemistry reagent, sulfo-CY3 tetrazine (potassium) includes a tetrazine group that can undergo an inverse electron-demand Diels-Alder reaction (iEDDA) with molecules that have a TCO group.