A two dimensional coordination polymer with formula of[Cu2(2,6-dmpyz)Cl2]n(1)(2,6-dmpyz:2,6-dimethylpyrazine) has been synthesized from hydrothermal method and characterized by elemental analysis,IR,TG-DTG analysis and single crystal X-ray diffraction. Crystal data:triclinic,space group P-1,a=3. 8168(3)Å,b=8. 0319(7)Å,c=15. 0128(15)Å,α=83. 9300(10)Å,β=87. 819(2)Å,γ=77. 9240(10)Å,V=447. 47(7)Å3,Z=2,S=1. 064,final R indices(I>2σ(I))R1=0. 0724,wR2=0. 1983, for all reflections R1=0. 0897,wR2=0. 2491,featuring one-dimensional staircase-like[ CuCl] n motif linked by 2,6-dmpyz to give rise to a two-dimensional sheets.%以2,6-二甲基吡嗪为配体合成了一个一价铜的二维配位聚合物[Cu2(2,6-dmpyz)Cl2]n(1)(2,6-dmpyz：2,6-二甲基吡嗪),并利用元素分析,红外光谱,热重分析以及单晶X-射线衍射对配合物(1)进行了表征。晶体学数据：三斜晶系,P-1空间群,a=3．8168(3)Å,b=8．0319(7)Å,c=15．0128(15)Å,α=83．9300(10)Å,β=87．819(2)Å,γ=77．9240(10)Å,V=447．47(7)Å3,Z=2,S=1．064,最终残差因子(I>2σ(I))R1=0．0724,wR2=0．1983,对于全部数据R1=0．0897,wR2=0．2491。单晶结构分析结果表明,2,6-二甲基吡嗪扮演桥连配体的角色将一维阶梯状结构单元[ CuCl] n连成二维平面结构。
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