DBCO-PEG4-Biotin

DBCO-PEG4-Biotin (ADIBO-NH-PEG2-Biotin) is an azadibenzocyclooctyne-biotin derivative containing a biotin moiety and 4 PEGs.DBCO-PEG4-Biotin is a versatile biotinylation reagent that introduces a portion of biotin into an azide-labelled biomolecule via a copper-free catalytic alkyl azide reaction (SPAAC) . azide-labelled biomolecules via a copper-free catalytic alkyl azide reaction (SPAAC) .