苯二甲酸及咪唑衍生物构筑的一维链状镍配位聚合物的合成、晶体结构、热稳定性和磁性

以醋酸镍、5-溴间苯二甲酸(H2BIPA)和1,4-二咪唑基二甲苯(1,4-bimb)为原料,在水热条件下合成了1个一维链状配位聚合物Ni(BIPA)(1,4-bimb)(H2O)2](1),利用红外光谱、元素分析、热重、X-粉末衍射以及X-单晶衍射对其进行了表征。化合物1是正交晶系,Pnma空间群。该化合物具有一维链状结构,结构中存在由配位水分子和羧酸氧原子所产生链内氢键作用。详细研究了该化合物的热稳定性和磁性。

Synthesis, Crystal Structure, Thermal Stability and Magnetic Property of a One-Dimensional Chain-Like Nickel(H) Coordination Polymer Constructed from the Benzenedicarboxylic Acid and Imidazole Derivatives

A new one-dimensional nickel(Ⅱ) compound Ni(BIPA)(1,4-bimb)(H2O)2](1) with 5-bromoisophthalic acid(H2BIPA) and 1,4-bis(imidazol-1-ylmethyl)benzene(1,4-bimb) has been prepared by hydrothermal reaction and characterized by single-crystal X-ray diffraction,IR,elemental analysis,TGA and powder X-ray diffraction(PXRD).Compound 1 crystallizes in orthorhombic,space group Pnma and features an one-dimensional(1D) chain structure.There exist the intrachain hydrogen bond interactions through the coordinated water molecule and the carboxylate oxygen atoms.Thermal stability and magnetic property of compound 1 were also investigated in detail.CCDC: 811925.