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Palladium‐Catalyzed Cyclopropanation of Alkenyl Silanes by Diazoalkanes: Evidence for a Pd0 Mechanism |
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| Authors: | Guillaume Berthon‐Gelloz Dr Mélanie Marchant Bernd F Straub Prof Dr Istvan E Marko Prof Dr |
| Institution: | 1. Département de Chimie, Université catholique de Louvain, Place Louis Pasteur, 1, 1348 Louvain la Neuve (Belgium), Fax: (+32)?10‐47‐2788;2. Organisch‐Chemisches Institut, Universit?t Heidelberg, Im Neuenheimer Feld 270, 69120 Heidelberg (Germany), Fax: (+49)?6221‐54‐4205 |
| Abstract: | Pd 0 does the trick! Alkenyl silanes are efficiently cyclopropanated by diazoalkanes at low Pd loadings (see scheme). Clear evidence for the involvement of a Pd0 resting state for this reaction is given.  |
| Keywords: | cyclization density functional calculations diazo compounds homogeneous catalysis palladium |