Syntheses, Structures, and Properties of Tricarbonyl Rhenium(I) Heteronuclear Complexes with a New Bridging Ligand Containing Coupled Bis(2-pyridyl) and 1,2-Dithiolene Units
作者:Wei Liu、Ru Wang、Xin-Hui Zhou、Jing-Lin Zuo、Xiao-Zeng You
DOI:10.1021/om700776s
日期:2008.1.1
polypyridine ligand containing coupled bis(2-pyridyl) and cyanoethylthio-protected dithiolene, 4,5-bis(2-cyanoethylthio)-2-bis(2-pyridyl)methylene-1,3-dithiole (BPyDT(SCH2CH2CN)2, 3), two mononuclear complexes, BrRe(CO)3(BPyDT(SCH2CH2CN)2) (4) and BPyDTS2Pt(dbbpy) (7), and one homodinuclear complex, BPyDT(SAuPPh3)2 (5), have been synthesized and characterized. With the deprotected polypyridine ligand BPyDTS22−
一种新型的聚吡啶配体,它包含双(2-吡啶基)和氰基乙硫基保护的二硫代双酚4,5-双(2-氰基乙硫基)-2-双(2-吡啶基)亚甲基-1,3-二硫醇(BPyDT(SCH 2 CH 2 CN)2,3),两个单核络合物,BrRe(CO)3(BPyDT(SCH 2 CH 2 CN)2)(4)和BPyDTS 2的Pt(dbbpy)(7),和一个同双核复合物,BPyDT (SAuPPh 3)2(5)已合成并表征。使用去保护的多吡啶配体BPyDTS 2 2-作为桥接单元,一种三羰基rh(I)杂三核络合物ClRe(CO)3(BPyDT(SAuPPh 3)2)(6)和一种杂双核络合物ClRe(CO)3(BPyDTS 2 Pt(dbbpy))(在图8中,已经研究了dbbpy = 4,4′-二叔丁基-2,2′-联吡啶。所有这些化合物的结构均已通过X射线晶体学测定。已经对其进行了紫外线可见光研究,显示出不同的电子吸收率。化合物3