modified at the lactam unit to provide a peripheral binding site able to accommodate metal ions. Potentially tridentate ligands HL1a−HL4a and HL1b−HL4b were reacted with copper(II) chloride in isopropanol/methanol to give novel five-coordinate copper(II) complexes [Cu(HL1a−4a)Cl2] and [Cu(HL1b−4b)Cl2]. In addition, a new complex [Cu(HL5b)Cl2] and two previously reported compounds [Cu(HL6a)Cl2] and [Cu(HL6b)Cl2]
在内酰胺单元上合成并修饰了许多
吲哚并[3,2- c ]
喹啉,以提供能够容纳
金属离子的外围结合位点。潜在的三齿
配体HL 1a - HL 4a和HL 1b - HL 4b与
氯化
铜(II)在
异丙醇/
甲醇中反应,得到新颖的五配位
铜(II)配合物[Cu(HL 1a - 4a)Cl 2 ]和[ Cu(HL 1b - 4b)Cl 2 ]。此外,一种新的络合物[Cu(HL 5b)Cl 2]和两个以前报道的化合物[Cu(HL 6a)Cl 2 ]和[Cu(HL 6b)Cl 2 ]与修饰的paullone
配体HL 5b,HL 6a和HL 6b,可以认为是
吲哚喹啉HL 1b的相似物为了比较,合成了其中
吡啶环被七元氮杂环庚环正式取代的HL,HL 4a和HL 4b。新的
配体和
铜(II)配合物的特征是1 H和13C NMR,IR和电子吸收光谱,ESI质谱,在298 K([Cu(HL 1a)Cl 2 ]和[Cu(HL 4b)Cl