Azidoethyl-SS-propionic acid CAS:2228857-32-5 is a chemical compound that belongs to the class of amino acids. It contains an azido group (-N3) and a thiol group (-SH) in its structure, which makes it a useful tool for studying protein-protein interactions and for site-specific protein labeling. The compound is commonly used in bioconjugation reactions to attach other molecules, such as fluorescent dyes or other biomolecules, to proteins or peptides.
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