Biotin-PEG(4)-SS-Azide is a click chemistry reagent containing an azide group. Biotin-PEG(4)-SS-Azide can be used for the research of various biochemical . It contains an azide group and can undergo copper-catalyzed azide-alkyne cycloaddition (CuAAc) with molecules containing alkyne groups. It can also undergo ring strain-promoted alkyne-azide cycloaddition (SPAAC) with molecules containing DBCO or BCN groups.
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