Pro-Gly-OMe TFA is primarily used in peptide synthesis and research applications. It serves as a building block for creating more complex peptide structures, particularly in the development of bioactive peptides and pharmaceutical compounds. Its role in peptide chemistry is crucial for studying peptide interactions, stability, and biological activity. Additionally, it is utilized in the development of peptide-based drugs, where it acts as a precursor for synthesizing therapeutic agents targeting various diseases. Researchers also employ it in biochemical studies to understand peptide folding, function, and their role in biological systems.