作者:Thomas Bark、Randolph P. Thummel
DOI:10.1021/ic050996k
日期:2005.11.1
A synthetic protocol involving the Friedlander reaction of 8-amino-7-quinolinecarbaldehyde followed by potassium dichromate oxidation was applied to 2,3,4-pentanetrione-3-oxime and 1-(pyrid-2'-yl)propane-1,2-dione-1-oxime to provide the ligands di-(phenathrolin-2-yl)-methanone (1) and phenanthrolin-2-yl-pyrid-2-yl-methanone (8), respectively. Ligand 1 complexed as a planar tetradentate with Pd(II)
将涉及8-氨基-7-喹啉甲醛的弗里德兰德反应,然后重铬酸钾氧化的合成方案应用于2,3,4-戊烷三酮-3-肟和1-(吡啶-2'-基)丙烷-1,2 -二酮-1-肟分别提供配体二-(菲咯啉-2-基)-甲酮(1)和菲咯啉-2-基-吡啶-2-基-甲酮(8)。配体1作为平面四齿与Pd(II)络合形成[Pd(1)](BF4)2,与Ru(II)和两个4-取代的吡啶(4-R-py)络合形成[Ru(1) (4-R-py)2](PF 6)2,其中R = CF 3,CH 3和Me 2N。用[Ru(bpy)2Cl2]形成双核络合物[(bpy)2Ru(1)Ru(bpy)2](PF6)4(bpy = 2,2'-联吡啶)。配体8提供了均纯的Ru(II)配合物[Ru(8)2](PF6)2,以及杂配的配合物[Ru(8)(tpy)](PF6)2(tpy = 2,2'; 6 ,2′-叔吡啶)。配体和配合物的特征在于其NMR和IR