N-Chloroacetylglycine is primarily utilized in organic synthesis as a versatile intermediate for the preparation of various biologically active compounds. It serves as a key building block in the development of pharmaceuticals, particularly in the synthesis of peptide-based drugs and enzyme inhibitors. Its reactive chloroacetyl group allows for efficient coupling with amino acids or other nucleophiles, making it valuable in the production of modified peptides or proteins. Additionally, it is employed in research settings to study enzyme mechanisms and protein interactions due to its ability to modify specific functional groups. In some cases, it is also used in the development of agrochemicals, contributing to the creation of novel pesticides or herbicides. Its applications extend to material science, where it is explored for the modification of polymers or surfaces to impart specific chemical properties.