[Na(15-C-5)]_2[Pd(SCN)_4]配合物的合成与结构分析

Synthesis and Structure Analysis of 15-Crown-5 Complex [Na(15-C-5)]_2[Pd(SCN)_4]

研究了 15 -冠 - 5 (15 - C- 5 )与 Na2 [Pd(SCN) 4 ]的反应 ,得到的配合物 [Na(15 - C- 5 ) ]2 [Pd(SCN) 4 ]通过元素分析、红外光谱、单晶 X射线衍射进行了结构分析。该配合物为单斜晶系 ,空间群 C2 / c,晶体学数据 :a=1.35 2 5 (6 ) nm,b=1.372 9(6 ) nm,c=2 .0 312 (9) nm,β=10 2 .985 (6 )°,V=3.6 75 (3) nm3 ,Z=4 ,F(0 0 0 )=16 96 ,R1=0 .0 2 88,w R2 =0 .0 4 5 7。结构分析表明 ,该配合物由两个 [Na(15 - C- 5 ) ]+ 配阳离子和一个 [Pd(SCN) 4 ]2 -配阴离子组成 ,二者通过 Na—

The novel 15-crown-5 complex[Na(15-C-5)] 2[Pd(SCN) 4] has been synthesized and characterized by elemental analysis,IR and X-ray diffraction analysis.The complex belongs to monoclinic space group C2/c with cell dimensions of a=1.3525(6)nm,b=1.3729(6)nm, c=2.0312(9)nm,β=102.985(6)°,V=3.675(3)nm 3,Z=4,F(000)=1696,R 1=0.0288,wR 2= 0.0457.The complex is composed of two [Na(15-C-5)] + complex cations and one [Pd(SCN) 4] 2- complex anion.They form two-dimensional structure through Na-N interactions between adjacent [Na(15-C-5)] and [Pd(SCN) 4] units.