论文部分内容阅读
在水和甲醇的混合溶剂中,邻菲绕啉和 CuCl2·2H2O在己二酸和碳酸钠存在下反应给 出[Cu(phen)2Cl]OH·5.5H2O.单晶X-射线衍射分析表明,晶体属单斜晶系, C2/c(No.15) 空间群,晶胞参数:α= 2.3322(4)nm, b=3.0286(6)nm, c=0.7503(1)nm, β= 97.80(1)°,V= 5.251(2) nm3, Dc= 1.456 g/cm3,Z= 8,F(000)= 2 384, 5 791个独立 衍射点中,2580个可观测点满足F20≥2σ(F2o),R=0.091,wR2=0.1373.标题配合物的 晶体结构由[ Cu(phen)2 Cl]+配阳离子, OH-离子和结晶水分子组成. Cu原子与1个Cl原子 和分属于2个邻菲绕啉配体的4个N原子配位形成畸变三角双锥,其中两个N原子位于轴 向位置,轴向 Cu-N的键长为 0.1969(6)和 0.1981(5)nm,径向 Cu-N的键长为 0.208 7(5)和 0.210 5(5)nm, Cu- Cl的键长为 0.233 5(2)nm.通过芳环堆积作用,配阳离 子组装形成二维层结构,OH-离子和水分子位于层之间.
In a mixed solvent of water and methanol, phenanthroline and CuCl2.2H2O are reacted in the presence of adipic acid and sodium carbonate to give [Cu (phen) 2Cl] OH.5.5H2O. Single crystal X-ray diffraction analysis showed that the crystal belongs to the monoclinic space group C2 / c (No.15) with unit cell parameters α = 2.3322 (4) nm and b = 3.0286 (6) nm , C = 0.7503 (1) nm, β = 97.80 (1) °, V = 5.251 (2) nm3, Dc = 1.456 g / cm3, Z = 8, F Among 384 and 5 791 independent diffraction points, 2580 observable points satisfy F20≥2σ (F2o), R = 0.091, and wR2 = 0.1373. The crystal structure of the title complex consists of [Cu (phen) 2 Cl] + cations, OH- ions and crystal water molecules. Cu atom collides with one Cl atom and four N atoms belonging to two phenanthroline ligands to form a distorted triangular double cone in which two N atoms are located at axial positions and the bond length of the axial Cu-N is 0.1969 (6) and 0.1981 (5) nm, the bond lengths of Cu-N in the radial direction are 0.208 7 (5) and 0.210 5 (5) nm, respectively. 233 5 (2) nm. Through the aromatic ring stacking effect, with the formation of two-dimensional cation-layer structure, OH- ions and water molecules located between the layers.