Aminooxyacetamide-PEG-propargyl(Aminooxyacetamide-PEG-Alkyne) is a chemical compound that belongs to the family of polyethylene glycol (PEG) derivatives. This molecule is characterized by the presence of three distinct functional groups: an aminooxy group, a carboxylic acid group, and a propargyl group. The aminooxy group confers the ability to selectively react with aldehydes or ketones, while the propargyl group enables click chemistry reactions. These properties make Aminooxyacetamide-PEG-propargyl an attractive molecule for use in pharmaceutical research and development, particularly for the synthesis of drug conjugates, imaging agents, and targeted therapeutics. Furthermore, the water-soluble nature of PEG derivatives allows for improved pharmacokinetics and reduced toxicity compared to traditional drug molecules.