Stability of the metal configuration in chiral-at-metal half-sandwich compounds

Brunner, Henri (2001) Stability of the metal configuration in chiral-at-metal half-sandwich compounds. EUROPEAN JOURNAL OF INORGANIC CHEMISTRY (4). pp. 905-912. ISSN 1434-1948

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Abstract

Half-sandwich compounds with a three-legged piano-stool geometry are prominent examples of optically active chiral-at-metal complexes. In these compounds, the configuration at the metal atom may be stable or labile in solution. Configurationally stable compounds can be used for the elucidation of the stereochemical course of substitution reactions and for organic synthesis in ligand transformation reactions. With configurationally labile compounds, the rate of change of the metal configuration can be measured, which sets an upper Limit with regard to the handling of the compounds in solution. Surprisingly in a number of recent papers the lability of the metal configuration has been overlooked resulting in misinterpretations and wrong conclusions.

Item Type: Article
Uncontrolled Keywords: CHLORIDE SUBSTITUTION-REACTIONS; CYCLORUTHENATED (R)(C)-(+)-N,N-DIMETHYL-ALPHA-(2-NAPHTHYL) ETHYLAMINE; SCHIFF-BASE COMPLEXES; X-RAY STRUCTURE; CRYSTAL-STRUCTURES; RUTHENIUM COMPLEXES; PHOSPHINE EXCHANGE; OPTICAL ACTIVITY; STEREOCHEMISTRY; EPIMERIZATION; chirality; half-sandwich complexes; metal configuration; configuration determination; fluxionality
Subjects: 500 Science > 540 Chemistry & allied sciences
Divisions: Chemistry and Pharmacy > Institut für Anorganische Chemie > Alumni or Retired Professors > Prof. Dr. Henri Brunner
Depositing User: Dr. Gernot Deinzer
Date Deposited: 07 Feb 2022 08:15
Last Modified: 07 Feb 2022 08:15
URI: https://pred.uni-regensburg.de/id/eprint/41532

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