Boc-Met-OSu is a critical reagent used in peptide synthesis and bioconjugation processes. This high-quality compound, featuring a Boc-protected methionine derivative with an N-hydroxysuccinimide (NHS) ester group, plays a pivotal role in the precise modification and bioconjugation of peptides and proteins. Renowned for its exceptional purity and reliability, Boc-Met-OSu has become an indispensable tool in the field of chemical biology, bioconjugation, and pharmaceutical research.