N-bis(Azido-PEG8)-N-(PEG8-t-butyl ester) is a 3-arm PEG reagent with a t-butyl ester group and two azide groups. The t-butyl ester group can be deprotected under acidic conditions. The azide group can react with alkyne, BCN, DBCO via Click Chemistry to yield a stable triazole linkage. Reagent grade, for research purpose.
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