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Mayr, Herbert; Pock, Rudolf (1986): Electrophilic attack at allylsilanes. A quantitative determination of the β-silyl effect. In: Tetrahedron, Vol. 42, Nr. 15: S. 4211-4214
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Abstract

The relative reactivities of allylsilanes and alkenes towards diarylmethyl cations have been determined by competition experiments. Introduction of a β-trimethylsilyl group increases the reactivity of propene towards the diphenylmethyl cation by a factor of 30700.