Research Article

A DFT Study of Structural and Bonding Properties of Complexes Obtained from First-Row Transition Metal Chelation by 3-Alkyl-4-phenylacetylamino-4,5-dihydro-1H-1,2,4-triazol-5-one and Its Derivatives

Figure 4

Schematic representation of frontier molecular orbitals of M-ADPHT complexes (R = H): neutral ligand-divalent metal cation complexes (a) and deprotonated ligand-divalent metal cation complexes (b).
(a)
(b)