Research Article
Study of Synthesis, Characterization, DFT, and In Vitro Biological Activity of Cu(II), Co(II), and Fe(II) Metal Complexes Based on Heterocyclic Azo Pyrazole Dye Ligand
Figure 2
UV-vis absorption spectra of the azo dye ligand (HL) and its Cu (II), Co(II), and Fe(II) metal complexes in DMSO.