(Acid-PEG10)-Tri-(Azide-PEG10-ethoxymethyl)-methane
(Acid-PEG10)-Tri-(Azide-PEG10-ethoxymethyl)-methane can undergo Click Chemistry with Propargyl, BCN or DBCO reagents. Carboxylic acid (CO2H) group is reactive with primary amino groups in the presence of EDCor HATU.