新型混配配合物双(3,5-二甲基吡唑)和2,6-吡啶二甲酸合锌的合成及其晶体结构

Synthesis of Mixed-ligand Zn(Ⅱ) Complex with 2,6-Pyridinediformicacids and Bis(3,5-dimethyl pyrazole)and Its Crystal Structure

合成了新型混配配合物双(3,5-二甲基吡唑)和2,6-吡啶二甲酸合锌(1),其结构经1H NMR,IR和元素分析表征。X-射线单晶衍射分析结果表明,1属单斜晶系,空间群C2/c,晶胞参数a=13.976(5),b=9.541(3),c=14.238(7),α=90.000°,β=111.386(3)°,γ=90.000°,Z=4,V=1 767.8(12)3,Dc=1.588g.cm-3,μ=1.424 mm-1,F(000)=872,差值电子密度最高和最低峰为293 e.nm-3和-279 e.nm-3。

A novel mixed-ligand Zn（Ⅱ） complex（1） with 2,6-pyridinediformicacids and bis（3,5-dimethyl pyrazole） was synthesized.The structure was characterized by 1H NMR,IR,elemental analysis and X-ray single crystal diffraction.1 belongs to monoclinic,a space group C2/c with a=13.976（5）,b=9.541（3）,c=14.238（7）,α=90.000°,β=111.386（3）°,γ=90.000°,Z=4,V=1 767.8（12） 3,Dc=1.588 g·cm-3,μ=1.424 mm-1,F（000）=872.The summit value and minimum of difference of electron density were 293 e·nm-3 and-279 e·nm-3,respectively.