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Oxidation of [Cp*RuH(dppf)] (1), dppf = 1,1'-bis(diphenylphosphino)ferrocen
e, and [(Cym)RuCl(dppf)](PF6) (2), Cym = p-cymene, occurs at ruthenium for
1 but yields a ferrocenium species for compound 2. (C) 2000 Elsevier Scienc
e S.A. All rights reserved.