<span style='font-family:Verdana;font-size:12px;'>The medicinal uses and applications of metal complexes are of increasing clinical and commercial importance;this is as a result of some level of success ...<span style='font-family:Verdana;font-size:12px;'>The medicinal uses and applications of metal complexes are of increasing clinical and commercial importance;this is as a result of some level of success </span><span style='font-family:Verdana;font-size:12px;'>achieved so far. In this regard, novel enamine free-base ligands were synthesized</span><span style='font-family:Verdana;font-size:12px;'> by the condensation of terephthalaldehyde and 2-(methylamino)ethanol. This afforded a dinegative </span><i><span style='font-family:Verdana;font-size:12px;'>ONNO</span></i><span style='font-family:Verdana;font-size:12px;'> donor enamine, free base, characterized using </span><sup><span style='font-family:Verdana;font-size:12px;'>1</span></sup><span style='font-family:Verdana;font-size:12px;'>H and </span><sup><span style='font-family:Verdana;font-size:12px;'>13</span></sup><span style='font-family:Verdana;font-size:12px;'>C NMR, Fourier-transformed infrared and UV-vis spectroscopy. Coordination compounds of the enamine were also synthesized using Cu(II), Ni(II), Co(II) and VO(IV) ions. These complexes were characterized by electronic, IR spectrophotometry, mass spectrometry, magnetic susceptibility and </span><span style='font-family:Verdana;font-size:12px;'>E</span><span style='font-family:Verdana;font-size:12px;'>DX. The compounds were thereafter evaluated for their antimicrobial and cytotoxic activities. The data obtained w</span><span style='font-size:12px;font-family:Verdana;'>ere</span><span style='font-size:12px;font-family:Verdana;'> supportive of a</span><span style='font-size:12px;font-family:Verdana;'>n</span><span style='font-size:10.0pt;font-family:''><span style='font-family:Verdana;font-size:12px;'> octahedral geometry</span><span style='font-family:Verdana;font-size:12px;'> for the Cu(II) complex, a square-pyramidal geometry for the vanadium complex and a 4-coordinate square-planar geometry for both the cobalt and nickel complexes. The magnetic susceptibility data revealed that the complexes are magnetically dilute and mononuclear with exception of the cobalt complex. The ligands and the complexes did not exhibit significant antimicrobial and cytotoxic assays, indicative of the nontoxicity of the ligand and complexe</span><span style='font-family:Verdana;font-size:12px;'>s.</span></span>展开更多
文摘<span style='font-family:Verdana;font-size:12px;'>The medicinal uses and applications of metal complexes are of increasing clinical and commercial importance;this is as a result of some level of success </span><span style='font-family:Verdana;font-size:12px;'>achieved so far. In this regard, novel enamine free-base ligands were synthesized</span><span style='font-family:Verdana;font-size:12px;'> by the condensation of terephthalaldehyde and 2-(methylamino)ethanol. This afforded a dinegative </span><i><span style='font-family:Verdana;font-size:12px;'>ONNO</span></i><span style='font-family:Verdana;font-size:12px;'> donor enamine, free base, characterized using </span><sup><span style='font-family:Verdana;font-size:12px;'>1</span></sup><span style='font-family:Verdana;font-size:12px;'>H and </span><sup><span style='font-family:Verdana;font-size:12px;'>13</span></sup><span style='font-family:Verdana;font-size:12px;'>C NMR, Fourier-transformed infrared and UV-vis spectroscopy. Coordination compounds of the enamine were also synthesized using Cu(II), Ni(II), Co(II) and VO(IV) ions. These complexes were characterized by electronic, IR spectrophotometry, mass spectrometry, magnetic susceptibility and </span><span style='font-family:Verdana;font-size:12px;'>E</span><span style='font-family:Verdana;font-size:12px;'>DX. The compounds were thereafter evaluated for their antimicrobial and cytotoxic activities. The data obtained w</span><span style='font-size:12px;font-family:Verdana;'>ere</span><span style='font-size:12px;font-family:Verdana;'> supportive of a</span><span style='font-size:12px;font-family:Verdana;'>n</span><span style='font-size:10.0pt;font-family:''><span style='font-family:Verdana;font-size:12px;'> octahedral geometry</span><span style='font-family:Verdana;font-size:12px;'> for the Cu(II) complex, a square-pyramidal geometry for the vanadium complex and a 4-coordinate square-planar geometry for both the cobalt and nickel complexes. The magnetic susceptibility data revealed that the complexes are magnetically dilute and mononuclear with exception of the cobalt complex. The ligands and the complexes did not exhibit significant antimicrobial and cytotoxic assays, indicative of the nontoxicity of the ligand and complexe</span><span style='font-family:Verdana;font-size:12px;'>s.</span></span>