Convenient Preparation of Tri-tert-butylphosphonium Tetrafluoroborate

Abstract

The versatile tri-tert-butylphosphonium tetrafluoroborate ligand is prepared in a convenient, simple, and high-yielding procedure without the isolation of sensitive intermediates.

Key words

ligands - homogeneous catalysis - phosphorus - transition metals - Grignard reaction

References

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57 $/g from Strem Chemicals Inc on May 23, 2011.

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Crystallographic data for tri-tert-butylphosphonium tetrafluoroborate C₁₂H₂₈BF₄P, M = 290.13, monoclinic, space group P21/c, a = 12.3185(17) Å, b = 23.883(4) Å, c = 16.219(3) Å, β = 90.319(13), V = 4771.6(13) Å^³, Z = 12, D _calc = 1.212 mg m^{- ³}, T = 100 K, reflections collected: 26253, independent reflections: 6289, R(all) = 0.1017, wR(gt) = 0.3027. CCDC 822956 contains the supplementary crystallographic data for this paper. These data can be obtained free of charge from The Cambridge Crystallographic Data Centre via www.ccdc.cam.ac.uk/data_request/cif.