The reaction of the anion [Re4(µ-H)6(CO)12]2– with acids affords the unsaturated (58 valence electron) anion [Re4H5(CO)12]–, which contains a distorted tetrahedral cluster, with Re–Re bond lengths in the range 2.857(1)–3.251(1)Å, bearing three edge-bridging and two face-capping hydride ligands, completely fluxional in solution down to –90 °C.
A Novel Unsaturated Tetrahedral Hydrido-Carbonyl Cluster Anion of Rhenium. Synthesis and X-Ray Characterization of [Re3(u-H)3(m3-H)2(CO)12]-J.
MOLINARI, Henriette;
1987-01-01
Abstract
The reaction of the anion [Re4(µ-H)6(CO)12]2– with acids affords the unsaturated (58 valence electron) anion [Re4H5(CO)12]–, which contains a distorted tetrahedral cluster, with Re–Re bond lengths in the range 2.857(1)–3.251(1)Å, bearing three edge-bridging and two face-capping hydride ligands, completely fluxional in solution down to –90 °C.
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