aDepartament de Qui´mica Orga´nica, Universitat de Barcelona, c/ Martf i Franque´s, 1-11. 08028-Barcelona, Spain
bLEDSS, Universite´J. Fourier, BP 53X, 38041 Grenoble, France.
Abstract:
Semiempirical MO calculations are shown to provide a more detailed picture of the radical ion mechanism of the Barbier reaction in the general case. Calculated electron affinities give a clue for its extension to other cases.