DSPE-PEG5-azide is a PEG linker. The hydrophobic features of the DSPE allow for the encapsulation and congregation of other hydrophobic drugs. The hydrophilic PEG linker enhances the water solubility of the overall compound allowing for the delivery of the drug. The azide group can undergo copper-catalyzed Click Chemistry reactions with alkynes, DBCO and BCN.
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