FITC-PEG-DBCO (MW 2000)

FITC-PEG-DBCO (MW 2000) is a fluorescent dye consisting of FITC, PEG, and dibenzocyclooctyne (DBCO) . The DBCO component is a cycloalkyne that facilitates "click chemistry" reactions with azide-containing molecules, enabling efficient coupling. The dye exhibits excitation/emission wavelengths of 488/525 nm.