INTRAMOLECULAR QUENCHING OF THE EXCITED-STATE OF A TRIS(2,2'-BIPYRIDYL)RUTHENIUM(II) CHROMOPHORE BY COVALENTLY LINKED ELECTRON-ACCEPTING METAL CENTERS

被引:12
作者
DAS, A
MCCLEVERTY, JA
WARD, MD
JONES, CJ
THOMPSON, AMWC
机构
[1] UNIV BRISTOL,SCH CHEM,CANTOCKS CLOSE,BRISTOL BS8 1TS,AVON,ENGLAND
[2] UNIV BIRMINGHAM,SCH CHEM,BIRMINGHAM B15 2TT,W MIDLANDS,ENGLAND
[3] UNIV CAMBRIDGE,CHEM LAB,CAMBRIDGE CB2 1EW,ENGLAND
关键词
D O I
10.1016/S0277-5387(00)83170-8
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
Reaction of 1 (a derivative of [Ru(bipy)3]2+ with an externally-directed pendant phenol ligand) with [ML*(NO)Cl2][L* = hydrotris(3,5-dimethyl)pyrazolylborate; M = Mo, W] results in heterobinuclear species 4 and 5, in which a [Ru(bipy)3]2+ chromophore is linked at the periphery to electron-accepting molybdenum or tungsten mononitrosyl complexes; this results in complete quenching of the d-pi(Ru)-pi*(bipy) 3m.l.c.t. excited state at room temperature.
引用
收藏
页码:2119 / 2122
页数:4
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