= H, H2L1; Ph, H2L2) oxime side chains were synthesised. The related copper(II) dinuclear complexes [Cu2(HL1)2(ClO4)2(H2O)2]1 and [Cu2(HL2)2(ClO4)2(MeOH)n]2 were obtained subsequently. The crystal structure of 1 was determined: space group P21/n, a= 12.031(6), b= 9.517(4), c= 9.973(5)Å, β= 100.16(4)° and Z= 2. The copper(II) ions of the binuclear unit are bridged by the two diazine fragments of the
合成了具有3,6-CR NOH(R = H,H 2 L 1 ; Ph,H 2 L 2)
肟侧链的两个新型
哒嗪配体。相关的
铜(II)双核配合物[Cu 2(HL 1)2(ClO 4)2(H 2 O)2 ] 1和[Cu 2(HL 2)2(ClO 4)2(MeOH)n ] 2为随后获得。确定1的晶体结构:空间群P 2 1 / Ñ,一个= 12.031(6),b = 9.517(4),C ^ = 9.973(5),β= 100.16(4)°和Ž = 2
铜(II)的双核单元的离子通过两个基本上平面的四齿
配体的两个二嗪片段与
肟氮原子桥接,完成了赤道配位。两个内部复合物氢桥连接末端
肟基部分,以形成成核的大环复合物。在络合物1和2中,
铜(II)处于经典的4 + 2环境中。这些化合物的磁性能在每种情况下均显示自旋单基态。单线态-三重态能隙被认为是-536(2)1和-545(4)厘米-1为2。关于大环配合物的