新型二吡啶胺镍、钴配合物的合成、结构及荧光性质研究

来源 :杭州师范大学学报(自然科学版) | 被引量 : 0次 | 上传用户:ycx20080907
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用钴和镍的乙酸盐、二吡啶胺和丙二酸在水热条件下合成了两种新型配合物Ni(Hdpa)(H2O)2(mal)(H2O)[1]和Co(Hdpa)(H2O)2(mal)(H2O)[2](Hdpa=2,2-二吡啶胺,mal=丙二酸根阴离子),利用红外光谱、元素分析和热重分析对所合成的配合物进行了结构表征,并用X射线单晶衍射确定了配合物的结构.两个配合物均属于三斜晶系,P-1空间群,具有相似的晶胞参数,属于同构体.晶胞堆积图显示:两个配合物通过氢键作用形成二维的层状结构.文章还对配合物的荧光性质进行了研究. Two new complexes Ni (Hdpa) (H2O) 2 (mal) (H2O) [1] and Co (Hdpa) were synthesized under hydrothermal conditions using cobalt and nickel acetate, dipyridyl amine and malonic acid. (H2O) 2 (mal) (H2O) [2] (Hdpa = 2,2’-dipyridyl amine, mal = malonate anion). The synthesized complexes were characterized by FTIR, elemental analysis and thermogravimetry The structures of the complexes were confirmed by X-ray single crystal diffraction.The two complexes belong to the triclinic and P-1 space group with similar unit cell parameters and belong to isomorphism. It is shown that the two complexes form a two-dimensional layered structure through hydrogen bonding.The fluorescent properties of the complexes have also been studied.
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