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Co-ordination of alkali metals to sulfur-based organometallic ligands: 133Cs and 19F nuclear magnetic resonance studies of Cs[Mo(SC6F5)4(η5-C 5H5)], the first example of caesium-fluorine spin-spin coupling

  • A. S F Boyd
  • , Jack L. Davidson
  • , Calum H. McIntosh
  • , Pascal C. Leverd
  • , W. Edward Lindsell
  • , Nigel J. Simpson

Research output: Contribution to journal › Article › peer-review

Abstract

Reactions of the complexes [Mol3(CO)2(?5-C5H5)] and [W(SC6F5)3(CO)(?5-C 5H5)] with M'(SC6F5) give Cs[Mo(SC6F5)4(?5-C 5H5)], M'[W(SC6F5)4(?5-C 5H5)] (M' = Cs, Rb or K) and solvated derivatives (M = Mo or W) M'[W(SC6F5)4(?5-C 5H5)]·nthf (M' = Li, n = 4; or Na, n = 1); 133Cs and 19F NMR studies of Cs[M(SC6F5)4(?5-C 5H5)] reveal co-ordination between the Cs+ and the organometallic anion and Cs-F coupling involving four o-fluorines of the SC6F5 groups, J(Cs-F) ˜ 58 Hz.

Original languageEnglish
Pages (from-to)2531-2532
Number of pages2
JournalJournal of the Chemical Society, Dalton Transactions
Issue number16
DOIs
Publication statusPublished - 1992

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