Position-oriented N -methylation engineering: multidimensional regulation of energy-safety balance in energetic copper complexes

= 5 mJ), and reliable detonation performance, demonstrating the most promising overall practical potential among the studied energetic materials. This study elucidates the feasibility of synergistically tuning the properties of energetic materials at both molecular and supramolecular levels through rational ligand design, offering a new paradigm for developing high-performance and high-safety energetic materials.