Biotin-PEG-maleimide (MW 1000)

Biotin-PEG-maleimide (MW 1000) is a polyethylene glycol derivative featuring a linear PEG chain with biotin attached to one end and maleimide modifying the other. This compound anchors drugs or targeting ligands to liposomes or polymeric nanocarriers via the maleimide end, while the biotin end is utilized for in vitro purification or in vivo targeted release.