Dicarboxylate-Bridged Ruthenium Complexes as Building Blocks for Molecular Nanostructures
作者:Benan Kilbas、Sebastian Mirtschin、Thomas Riis-Johannessen、Rosario Scopelliti、Kay Severin
DOI:10.1021/ic300330p
日期:2012.5.21
Ruthenium complexes with bridging dicarboxylate ligands were combined with 1,2-di-4-pyridylethylene (dpe), 2,4,6-tri-4-pyridyltriazine (4-tpt), or 2,4,6-tri-3-pyridyltriazine (3-tpt) to give a tetranuclear rectangle or hexanuclear coordination cages. The cages display a trigonal-prismatic geometry, as evidenced by single-crystal X-ray crystallography. The 4-tpt-based cages are able to encapsulate polyaromatic
将具有桥接二羧酸酯配体的钌配合物与1,2-二-4-吡啶基乙烯(dpe),2,4,6-三-4-吡啶基三嗪(4-tpt)或2,4,6-tri-3-吡啶基三嗪(3-tpt)得到四核矩形或六核配位笼。如单晶X射线晶体学所证明的,这些笼子显示出三角形棱柱形的几何形状。基于4-tpt的笼子能够封装聚芳烃分子,例如pyr,三苯撑或并苯,而基于3-tpt的笼子对于这些客人而言却是不称职的宿主。