Boc-(R)-3-thienylglycine is primarily used in peptide synthesis as a building block for creating specific peptide sequences. Its Boc (tert-butyloxycarbonyl) protecting group ensures selective reactions during the synthesis process, making it valuable in the development of pharmaceuticals and bioactive peptides. The compound is particularly useful in research focused on designing peptides with therapeutic potential, such as enzyme inhibitors or receptor modulators. Its thienyl group also contributes to unique structural properties, which can enhance the stability and binding affinity of the synthesized peptides. This chemical is commonly employed in academic and industrial laboratories for advancing drug discovery and peptide-based studies.