Boc-D-Tyr-OH, or N-tert-butoxycarbonyl-D-tyrosine, is a critical compound extensively employed in peptide synthesis and pharmaceutical research. This crystalline substance, with a molecular formula of C14H17NO5, serves as a fundamental building block for creating custom peptides and peptidomimetics. With high purity and precise chemical properties, it plays an essential role in the production of complex peptide structures for various biomedical applications.