A novel schiff base ligand 3-(2-Amino-4, 5-dimethyl-phenylimino)-5-phenyl-1, 3-dihydro-indol-2-one (MPD 5MI) and was characterized using spectroscopic methods including UV visible, Infrared, 1H-NMR, 13C-NMR and mass spectrometry. The essential fluorescence properties such...