2-Aminopent-4-ynoic acid finds applications in organic synthesis and pharmaceutical research due to its unique structure, which includes both an amino group and an alkyne functionality. It serves as a versatile building block for the development of complex molecules, particularly in the synthesis of peptides and bioactive compounds. The alkyne group allows for click chemistry reactions, enabling efficient conjugation with azide-containing molecules, which is valuable in drug discovery and bioconjugation studies. Additionally, its amino group facilitates the formation of amide bonds, making it useful in the preparation of modified amino acids or peptide analogs. This compound is also explored in the design of enzyme inhibitors and probes for studying biochemical pathways.