atoms. The photophysical characteristics of the monometallic species were compared with those of the related compounds M(P3)Hal (11–16) with the non-oxidized ligand P3. It was found that in the case of the copper complexes 5–7 the P3O hybrid ligand introduces effective non-radiative pathways of the excited state relaxation leading to poor emission, while for the silver luminophores the PO group leads
一种潜在的三齿半不稳定
配体,PPh 2 –C 6 H 4 –PPh(O)–C 6 H 4 –PPh 2(P 3 O),已被用于构建双
金属配合物家族[MM'(P 3 O)2 ] 2+(M = M'= Cu(1),Ag(2),Au(3); M = Au,M'= Cu(4))及其单核卤化物同系物M(P 3 O) Hal(M =
铜(5-7),
银(8-10))。化合物1-10已经通过单晶X射线衍射分析表征了固态,以揭示P 3 O
配体的膦氧化物基的可变配位模式,这取决于
金属中心上优选的配位空位数。根据理论研究,硬供体P O部分与d 10离子的相互作用以Cu> Ag> Au的顺序变得无效。1–10在固态下显示室温发光,并且发射的强度和能量主要取决于
金属原子的性质。将单
金属物种的光物理特性与相关化合物M(P 3)Hal(11–16)的非氧化
配体P 3。结果发现,在
铜络合物的情况下,5-7的P 3 ö混合配