SYNTHESIS AND PROPERTIES OF A NOVEL NICKEL(II) CYCLAM (CYCLAM=1,4,8,11-TETRAAZACYCLOTETRADECANE) COMPLEX COVALENTLY ATTACHED TO RU(BPY)(3)(2+) (BPY=2,2'-BIPYRIDYL)

被引:10
作者
BU, XH
CHEN, YT
SHIONOYA, M
KIMURA, E
机构
[1] NANKAI UNIV,DEPT CHEM,TIANJIN 300071,PEOPLES R CHINA
[2] HIROSHIMA UNIV,SCH MED,DEPT MED CHEM,HIROSHIMA 734,JAPAN
关键词
D O I
10.1016/S0277-5387(00)86610-3
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
A ditopic ligand bpy-cyclam (1) and its heterometallo-binuclear complex Ru (bpy)(2)(bpy-cyclam-Ni)(4+) (3) as well as the related intermediate complex Ru(bpy)(2)(bpy-cyclam-2H)(4+) (2) have been synthesized and characterized. Their spectroscopic and redox properties have been studied. An efficient intramolecular fluorescence quenching phenomenon was observed for complex 3, which was composed of an Ru(bpy)(3)(2+) core and an Ni(cyclam)(2+) subunit, and is shown to be an interesting hybrid molecule with novel functions.
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页码:325 / 331
页数:7
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