Two new transition metal complexes based on chiral Schiff base ligand, namely Zn（L_1）_2（1） and Cd（L_2）2（2）（L 1=（R,E）-3-（2-hydroxy-3-methoxybenzylideneamino）propane-1,2-diol, L2=（R,E）-2-（（2-hydroxy-1-p...Two new transition metal complexes based on chiral Schiff base ligand, namely Zn（L_1）_2（1） and Cd（L_2）2（2）（L 1=（R,E）-3-（2-hydroxy-3-methoxybenzylideneamino）propane-1,2-diol, L2=（R,E）-2-（（2-hydroxy-1-phenylethylimino）methyl）-6-methoxyphenol）, have been synthesized and characterized. Single-crystal X-ray diffractions reveal that both 1 and 2 crystallize in the same monoclinic space group C_2. 1 is four-coordinated, while 2 is six-coordinated. Complexes 1 and 2 show fluorescent emission at 479 and 580 nm, respectively. Moreover, 1 and 2 exhibit selective and sensitive recognition toward Zn^（2＋）/Cd^（2＋） ions in the methanol solution.展开更多
基金supported by the National Natural Science Foundation of China(21101090 and 21561021)the Natural Science Foundation of Jiangxi Province(20114BAB213001)the Education Department of Jiangxi Province(GJJ12041)
文摘Two new transition metal complexes based on chiral Schiff base ligand, namely Zn（L_1）_2（1） and Cd（L_2）2（2）（L 1=（R,E）-3-（2-hydroxy-3-methoxybenzylideneamino）propane-1,2-diol, L2=（R,E）-2-（（2-hydroxy-1-phenylethylimino）methyl）-6-methoxyphenol）, have been synthesized and characterized. Single-crystal X-ray diffractions reveal that both 1 and 2 crystallize in the same monoclinic space group C_2. 1 is four-coordinated, while 2 is six-coordinated. Complexes 1 and 2 show fluorescent emission at 479 and 580 nm, respectively. Moreover, 1 and 2 exhibit selective and sensitive recognition toward Zn^（2＋）/Cd^（2＋） ions in the methanol solution.
