Spectroscopic identification and electrochemical behavior of the dihydride tetrapalladium cluster [Pd4(dppm)4(H)2]X2 (X = Cl, Br)

被引:14
作者
Gauthron, I
Gagnon, J
Zhang, TL
Rivard, D
Lucas, D
Mugnier, Y
Harvey, PD
机构
[1] Fac Sci Gabriel, Lab Synth & Electrosynth Organomet, CNRS UMR 5632, F-2100 Dijon, France
[2] Univ Sherbrooke, Dept Chim, Sherbrooke, PQ J1K 2R1, Canada
关键词
D O I
10.1021/ic970569+
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
Pd-2(dppm)(2)X-2 complexes (X=Cl, Br) react with NaBH4 to form [Pd-4(dppm)(4)(mu(4)-H)(2)]X-2 as characterized from chemical analysis, FAB mass, !H and 3!P NMR, and UV-vis spectroscopy, polarography, and conductivity measurements. The dicationic cluster can be reversibly electrochemically catalysis reduced to "Pd-4(dppm)(4)(H)(2)", which is stable at the electrochemical time scale.
引用
收藏
页码:1112 / 1115
页数:4
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