ELECTROCHEMICALLY INDUCED DEHYDROGENATION OF THE HYDRIDE COMPLEXES [RECLH(NCR)(PH2PCH2CH2PPH2)2][BF4] - A MECHANISTIC STUDY

被引:25
作者
AMATORE, C [1 ]
DASILVA, JJRF [1 ]
DASILVA, MFCG [1 ]
POMBEIRO, AJL [1 ]
VERPEAUX, JN [1 ]
机构
[1] Univ Tecn Lisboa, CTR QUIM ESTRUTURAL, INST SUPER TECN, P-1096 LISBON, PORTUGAL
关键词
D O I
10.1039/c39920001289
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
The electrochemical behaviour of the hydride complexes [ReClH(NCR)(dppe)2][BF4] (R = Ph, 4-ClC6H4 or 4-FC6H4; dppe = Ph2PCH2CH2PPh2), prepared by protonation of the corresponding nitrile compounds [ReCl(NCR)(dppe)2], has been studied by cyclic voltammetry (CV) and controlled-potential electrolysis in aprotic media, at a Pt electrode; they undergo anodically induced deprotonation and cathodically induced dehydrogenation, the former involving an overall bimolecular process as indicated by CV simulation techniques.
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页码:1289 / 1291
页数:3
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