Biotin-PEG-Alk (MW 5000)

Biotin-PEG-Alk (MW 5000) is a PROTAC linker within the PEG class and is utilized in the synthesis of PROTAC molecules. This compound is a click chemistry reagent, containing an alkyne group that can undergo copper-catalyzed azide-alkyne cycloaddition (CuAAc) with molecules containing azide groups.