利用PMBP缩邻、间和对氨基酚配体(C23H19N3O2), 合成了它们的Cu (II), Co (II), Fe (II) 和Zn (II) 配合物. IR, UV, 1 H NMR和EI-MS测定结果表明PMBP缩邻氨基酚配体以负二价三齿形式与金属形成1:1的配合物, 而PMBP缩间氨基酚和PMBP缩...利用PMBP缩邻、间和对氨基酚配体(C23H19N3O2), 合成了它们的Cu (II), Co (II), Fe (II) 和Zn (II) 配合物. IR, UV, 1 H NMR和EI-MS测定结果表明PMBP缩邻氨基酚配体以负二价三齿形式与金属形成1:1的配合物, 而PMBP缩间氨基酚和PMBP缩对氨基酚配体均以二齿形式与金属形成2:1的配合物。抑菌活性测定结果表明配合物对金黄色葡萄球菌和大肠杆菌的抑制活性大于配体, 其中PMBP缩邻氨基酚合钴(II) 配合物在2.5 g/L浓度下对大肠杆菌的抑菌环直径达到19 mm, 为研究配合物的生物活性提供了科学依据。展开更多
Using4-[(1-naphthylamino)phenylmethylene]-5-methyl-2-phenyl-2H-pyrazol-3(4H)one(L),its Co (Ⅱ) complex was synthesized and characterized by IR and UV in which the ligand as a-1valence bidentate with Co (Ⅱ) form2∶1co...Using4-[(1-naphthylamino)phenylmethylene]-5-methyl-2-phenyl-2H-pyrazol-3(4H)one(L),its Co (Ⅱ) complex was synthesized and characterized by IR and UV in which the ligand as a-1valence bidentate with Co (Ⅱ) form2∶1complex.X-ray structure analysis indicates that the Co (Ⅱ) ion is coordinated with oxygen atoms of pyrazolinon,nitrogen atoms of imine and oxygen atoms of DMF molecules to form a distorted six-coordination octahedron.π - π reciprocity and aromatic stack interaction are observed.There are no intra-and inter-hydrogen bond in the crys-tal and the complexes are held together by electronic and Van der Waals forces.展开更多
文摘利用PMBP缩邻、间和对氨基酚配体(C23H19N3O2), 合成了它们的Cu (II), Co (II), Fe (II) 和Zn (II) 配合物. IR, UV, 1 H NMR和EI-MS测定结果表明PMBP缩邻氨基酚配体以负二价三齿形式与金属形成1:1的配合物, 而PMBP缩间氨基酚和PMBP缩对氨基酚配体均以二齿形式与金属形成2:1的配合物。抑菌活性测定结果表明配合物对金黄色葡萄球菌和大肠杆菌的抑制活性大于配体, 其中PMBP缩邻氨基酚合钴(II) 配合物在2.5 g/L浓度下对大肠杆菌的抑菌环直径达到19 mm, 为研究配合物的生物活性提供了科学依据。
文摘Using4-[(1-naphthylamino)phenylmethylene]-5-methyl-2-phenyl-2H-pyrazol-3(4H)one(L),its Co (Ⅱ) complex was synthesized and characterized by IR and UV in which the ligand as a-1valence bidentate with Co (Ⅱ) form2∶1complex.X-ray structure analysis indicates that the Co (Ⅱ) ion is coordinated with oxygen atoms of pyrazolinon,nitrogen atoms of imine and oxygen atoms of DMF molecules to form a distorted six-coordination octahedron.π - π reciprocity and aromatic stack interaction are observed.There are no intra-and inter-hydrogen bond in the crys-tal and the complexes are held together by electronic and Van der Waals forces.
