has been established by single-crystal X-ray analysis. Crystals are orthorhombic, space group Pna21, a= 13.85(1), b= 9.83(1), c= 13.39(1)Å, Z= 4. The structure was solved by the heavy-atom method and atomic paramters were refined by full-matrix least-squares calculations tyo R 0.043 for 1 394 stattistically significant reflections from diffractometer measurements. The copper atom has a tetragonally
通过单晶X射线分析已经建立了标题化合物的结构。晶体是正交晶体,空间群Pna 2 1,a = 13.85(1),b = 9.83(1),c = 13.39(1)Å,Z = 4。通过全矩阵最小二乘法计算精炼Ryo R衍射仪测量得到的1394个统计显着反射为0.043。
铜原子具有四边形扭曲的八面体配位,其中四个
咪唑氮原子定义了基面,平均Cu-N为2.011Å,而身份不明的
硝酸氧原子占据了轴向位点,平均为Cu-O 2.566Å。
铜原子相对于硝基基团平面的平均位移为0.80Å。
咪唑的N–H基团都参与一个广泛的N–H⋯O氢键网络,其中涉及一个氮氧原子。还报道了单晶ESR和极化电子光谱,并参考这些和晶体学数据讨论了生色团的电子结构。