Synthesis and Structures of Oxo-Bridged Distannyl- and Digermyldirhenium Complexes

作者: Richard D. Adams , Burjor Captain , Carl B. Hollandsworth , Mikael Johansson , Jack L. Smith

DOI: 10.1021/OM060375E

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摘要: The reaction of Re2(CO)8(μ-SnPh2)2 (1) with NaOMe in methanol the presence Bun4NBr yielded salt [NBun4][Re2(CO)8{μ-Ph2SnO(Me)SnPh2}] (3). anion 3 contains a Ph2SnO(Me)SnPh2 ligand formed by addition [OMe]- group to two bridging SnPh2 groups 1. bidentate bridges Re(CO)4 that are joined Re−Re single bond. Re2(CO)8[μ-C(H)C(H)Bun](μ-H) Ph3GeH and H2O heptane solvent complex Re2(CO)8[μ-Ph2GeO(H)GePh2](μ-H) (4). structure 4 consists units bridged Ph2GeO(H)GePh2 hydrido Compound was deprotonated at OH treatment [NBun4][OH] give [NBun4][Re2(CO)8(μ-Ph2GeOGePh2)(μ-H)] ([NBun4]·5). three new compounds were characterized IR, 1H NMR, single-crystal X-ray diffraction analyses. electronic structures 5 probed computations employing density functional theory (ADF 2004.01, PW91).

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