Formation of silylketenes via a 1,3-silyl shift. A theoretical study

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Magali Oblin, Frédéric Fotiadu, Michel Rajzmann and Jean-Marc Pons


Abstract

Ab initio and semiempirical calculations show that the formation of silylketenes from silyloxyacetylenes by a 1,3-silyl shift should occur through a concerted closed-shell mechanism involving retention (rather than inversion) of configuration at the silicon centre.


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