【摘要】 合成了一种新的稀土配合物Nd(Phen)2(NO3)3,化学式为C24H16N7NdO9,Mr=690.68,晶体属于单斜晶系,Cc空间群,晶胞参数:a=1.11975(17)nm,b=1.8073(3)nm,c=1.3095(2)nm,β=100.584(3)°,V=2.6051(7)nm3,Z=4,Dc=1.761g/cm3,F(000)=1364,μ=2.060mm-1,λ(MoKα)=0.071073nm,R=0.0187和wR=0.0300,数据显示配位多面体为一个变形的反四方棱柱配合物,钕的配位数为十配位,4个氮原子和6个氧原子参与配位,4个Nd—N键长在0.2584(4)nm到0.2652nm之间,6个Nd—O键长则在0.2496(3)nm到0.2603nm之间.更多还原

【Abstract】 A new Nd（Ⅲ） complex,Nd（Phen）₂（NO₃）₃ （Phen=1,10-phenanthroline） was synthesized,and its crystal structure was determined by single crystal X-ray diffraction.Nd（Phen）₂（NO₃）₃（M_r=690.68） belongs to monoclinic crystal system,space group is C_c with crystal cell parameters:a=1.197 5（17） nm,b=1.807 3（3） nm,c=1.309 5（2） nm,β=100.584（3）°,V=2.605 1（7） nm³,Z=4,（D_c=）1.761 g/cm³,F（000）=1 364,μ=2.060 mm^-1,λ_（MoKα）=0.071 073 nm,R=0.018 7 and wR=0.030 0 for 5 291 observed reflections with I>2σ（I）.The Nd（Ⅲ） ion is coordinated in a distorted bicapped square-antiprism geometry and surrounded by four nitrogen atoms from two phen ligands and six oxygen atoms from three NO^-₃ anions,respectively.The Nd-N bond lengths are in the range of 0.258 4（4） nm to 0.265 2 nm and the Nd-O bond lengths range from 0.249 6（3） nm to 0.260 3 nm.The compound is characterized by IR,elemental analysis.更多还原