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Long‐Lived ipso ‐Silylated p ‐Toluenium Ions: Evidence from a Kinetic Isotope Effect
Author(s) -
Crestoni Maria Elisa,
Fornarini Simonetta
Publication year - 1994
Publication title -
angewandte chemie international edition in english
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 5.831
H-Index - 550
eISSN - 1521-3773
pISSN - 0570-0833
DOI - 10.1002/anie.199410941
Subject(s) - kinetic isotope effect , toluene , kinetic energy , isotope , ion , hydrogen isotope , chemistry , hydrogen , inorganic chemistry , deuterium , organic chemistry , physics , atomic physics , nuclear physics , quantum mechanics
A sizeable hydrogen isotope effect arises from the competing abstractions of Me 3 Si + and X (X = H, D) from the σ complex 1 , which is formed by addition of gaseous Me 3 Si + to toluene. This species may adequately describe the Et 3 Si + ‐toluene pair recently reported in the solid state.