Used primarily as a crosslinking agent in bioconjugation, this compound enables the stable attachment of small molecules, peptides, or proteins to various biomolecules through amine-reactive chemistry. Its strained alkyne group participates in click chemistry reactions, especially copper-free azide-alkyne cycloadditions, making it valuable in labeling biomolecules in live cells without cytotoxic effects. The succinimidyl carbonate moiety reacts efficiently with primary amines to form stable amide bonds, allowing for sequential conjugation strategies in the development of diagnostics, targeted therapies, and bioconjugate vaccines. Its bicyclic structure enhances stability and influences linker rigidity, which can improve binding specificity and pharmacokinetics in conjugate design.