Bis-chelated-(3-methoxy-2-oxo-benzaldehyde)-copper(II) complex: Synthesis, crystal structure, fluorescence property, DFT calculation, and catecholase activity

Bis-chelated-(3-methoxy-2-oxo-benzaldehyde)-copper(II) compound was synthesized and characterized by crystal structure and DFT/TD-DFT calculation. The electronic spectrum and IR spectrum of compound was compared with result obtained by employing DFT and TD-DFT calculation. The compound shows catecholase activity and intense fluorescence at room temperature.