Excited States of Ru(II) and Re(I) Bipyridyl Complexes Attached to Cyclotriphosphazenes: A Synthetic, Spectroscopic, and Computational Study
作者:Raphael Horvath、Carl A. Otter、Keith C. Gordon、Andrew M. Brodie、Eric W. Ainscough
DOI:10.1021/ic902171j
日期:2010.5.3
cyclotriphosphazene ligands substituted with pendant 2,2′-bipyridyl moieties, namely, bis[(1,1′-biphenyl)-2,2′-dioxy](2,2′-bipyridyl-3,3′-dioxy)cyclotriphosphazene (L1), bis[(1,1′-biphenyl)-2,2′-dioxy][bis4-(2,2′-bipyridin)-4-yl-phenyoxy}]cyclotriphosphazene (L2), (pentaphenoxy)[4-(2,2′-bipyridin)-4-yl-phenyoxy]cyclotriphosphazene (L3), and (pentaphenoxy) [4-6-phenyl(2,2′-bipyridin)-4-yl}-phenoxy]cyclotriphosphazene
一系列新的环三磷腈配体被侧链的2,2'-联吡啶基部分取代,即双[(1,1'-联苯)-2,2'-二氧基](2,2'-联吡啶-3,3'-二氧]环三磷腈(L 1),双[(1,1'-联苯)-2,2'-二氧] [双4-(2,2'-联吡啶)-4-基-苯氧基}]环三磷腈(L 2),(五苯氧基)[4-(2,2'-联吡啶)-4-基-苯氧基]环三磷腈(L 3)和(五苯氧基)[4- 6-苯基(2,2'-联吡啶))-已使用4-yl}-苯氧基]环三磷腈(L 4)合成钌(II)和rh(I)配合物[(L)Ru(bpy)2 ](PF 6)4(L = L 1或L 3),[(L 2)Ru(bpy)2} 2 ](PF 6)4,[(L)Re(CO)3 Cl](L = L 1,L 3或L 4)和[(L 2)Re(CO)3 Cl} 2 ]。[(L 1)Re(CO)3 Cl]和[(L 4)Re(CO)3 Cl]的单晶X射线结构