摘要
首次用水热合成方法报道了超分子化合物 (NH3CH2 CH2 NH2 ) 3[PW12 O40 ]·1 1H2 O .通过元素分析、IR光谱、热重分析和X射线单晶衍射确定了晶体结构 .结构分析表明 :该晶体属于单斜晶系 ,P2 1/n空间群 ,晶胞参数 :a =1 .8559( 4 )nm ,b=1 .351 3( 3)nm ,c =2 .0 4 4 1 ( 4 )nm ,β =95.6( 3)°,V =5.1 0 3( 2 )nm3,Z =4 ,R1 =0 .0 775,wR2 =0 .1
A supermolecular compound, (NH 3CH 2CH 2NH 2) 3[PW 12 O 40 ]·11H 2O was first prepared by hydrothermal synthesis and characterized by elemental analysis, IR, TGA-DSC and single crystal X-ray diffraction. Crystal data: monoclinic, space group P2 1/n , a =1.855 9(4) nm, b =1.351 3(3) nm, c =2.044 1(4) nm, β =95.6(3)°, V =5.103(2) nm 3, Z=4, R1=0.077 5 ,w R2 =0.195 4.
出处
《分子科学学报》
CAS
CSCD
2000年第4期211-215,共5页
Journal of Molecular Science
基金
国家自然科学基金资助项目(29471008)
关键词
晶体结构
水热合成
多金属氧酸盐
超分子
cryital structure
hydrothermol synthesis
polyoxometalate supermolecular
