双核铜配合物的合成与晶体结构 |
SYNTHESIS AND CRYSTAL STRUCTURE OF BINUCLEAR COPPER(Ⅱ) COMPLEX |
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摘要: 室温下,在吡啶-2-甲酸存在下,过氧化苯甲酰和金属铜粉经过氧化加成反应生成双核铜(Ⅱ)配合物,[Cu(C6H5NO2)(C6H5COO)2]2,X-射线单晶结构分析确定了配合物的分子和晶体结构,晶体属单斜晶系,空间群为P21/n,晶胞参数如下:a=10.423(5)?, b=10.511(3)?, c=16.896(11)?, β=99.37(5)°,V=1826.4?3。中心铜离子由桥式双齿苯甲酸根和吡啶-2-甲酸配位形成二聚双核配合物,同时通过红外光谱和热分析表征了配合物的性质。 |
关键词: 铜 双核配合物 氧化加成 |
基金项目: |
Abstract: At room temperature, dibenzoyl peroxide undergoes oxidative addition reaction with metallic copper powder and 2-picolinic acid which afford the last product as binuclear copper(Ⅱ) complexes, [Cu(C6H5NO2)(C6H5COO)2]2, The cyrstal and molecular structure of the title complex has been determined by single crystal X-ray analysis: Crystals(1) are monoclinic, the space group is P21/n, a=10.423(5)?, b=10.511(3)?, c=16.896(11)?, β=99.37(5)°,V=1826.4?3. Each copper(Ⅱ) ion is coordinated by bridging bidentate benzoate ligands and 2-picolinic acid to form dimeric binuclear molecules. The structure of the compound(1) shows a clear centre of symmetry. The complex is further characterized by its IR and thermal properties. |
Keywords: copper binuclear complex oxidative addition |
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杨瑞娜,孙雨安,胡晓院,薛宝玉,金斗满.双核铜配合物的合成与晶体结构[J].无机化学学报,1999,15(3):357-362. |
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