一维梯子状配位聚合物[Na3Er(2,6-PDA)3]·11.5H2O的合成与晶体结构

被引:6
作者
程采
高洪苓
程鹏
机构
[1] 南开大学化学系
关键词
配位聚合物; 晶体结构; 2,6-吡啶二甲酸; 自组装;
D O I
暂无
中图分类号
O631 [高分子物理和高分子物理化学];
学科分类号
摘要
A novel 1D Ladder-like coordination polymer [Na3Er(2,6-PDA)3]·11.5H2O (2,6-H2PDA is pyridine-2,6-dicarboxylic acid) has been synthesized and the crystal structure was determined by X-ray diffraction. The crystal structure of the complex belongs to Monoclinic system with space group P21/c, a=0.969 7(3) nm, b=1.914 6(6) nm, c=1.803 1(6) nm, β=91.524(5)°, V=3.346 6(18) mm3, Z=4, Dc=1.863 g·cm-3, μ=2.645 mm-1. The coordination geometry configuration of Er3+ center is tricapped trigonal prism. The structures of the title compound exhibit a novel 1D Ladder-like chain.
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页码:1237 / 1240
页数:4
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