Concepedia

Lithium 2,2′‐Biphenyldiyltrimethylsilicate; First Observation of Pentaorganosilicates

A.H.J.F. de Keijzer, Franciscus J. J. de Kanter, Marius Schakel, Robert F. Schmitz, G. W. Klumpp

Angewandte Chemie International Edition in English · 1996 · 38 citations · 10 references

DOI

Concepts

Abstract

Postulated previously only as intermediates, lithium pentaorganosilicates of type 2-L4 (L = THF, hexamethylphosphoric triamide), which are in equilibrium with silafluorene 1 and the corresponding organolithium, have now been detected at low temperatures by NMR spectroscopy.

References

10

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Quantitative Line‐Shape Analysis of Temperature‐ and Concentration‐Dependent <sup>13</sup>C‐NMR Spectra of <sup>6</sup>Li‐ and <sup>13</sup>C‐Labelled Organolithium Compounds. Kinetic and Thermodynamic Data for Exchange Processes in Dibromomethyllithium, (Phenylthio)methyllithium, and Butyllithium

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29Si NMR of pentacoordinate silicon derivatives

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Lithium-metalloid exchange reactions. Observation of lithium pentaalkyl(aryl) tin ate complexes

Hans J. Reich, Nancy H. Phillips · Journal of the American Chemical Society · 1986 · 78 citations

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