Collect. Czech. Chem. Commun. 1980, 45, 3518-3524

Protonation-induced variability of electronic effects of silyl and germyl substituents in α-carbofunctional derivatives

Luboš Dejmek, Robert Ponec and Václav Chvalovský

Institute of Chemical Process Fundamentals, Czechoslovak Academy of Sciences, 165 02 Prague 6-Suchdol


On the basis of Fourier analysis of internal rotation curves for α-carbofunctional derivatives of Group IVb elements the effect of protonation of parent molecules on the nature of electronic effects of methyl, silyl and germyl substituents is discussed.