Cycloaddition of salicylaldehyde to nitrile: Synthesis and characterization of new macrocyclic copper(II) complexes bearing a heterobicyclic functional pendant arm

► Cycloaddition between salicylaldehyde and N-CH2CN pendant arm. ► New macrocyclic Cu(II) complexes bearing a heterobicyclic ring. ► Reactivity of the heterobicyclic functional pendant arms.