Reductive Cross‐Coupling of a Vinyl Thianthrenium Salt and Secondary Alkyl Iodides
Beatrice Lansbergen, Srija Tewari, Ireneusz Tomczyk, Maik Seemann, H. Buchholz, Mike Rippegarten, Daniel Chamier Cieminski, Fabio Juliá, Tobias Ritter
Abstract
Abstract We report the first reductive vinylation of alkyl iodides. The reaction uses a vinyl thianthrenium salt, a palladium catalyst, and an alkyl zinc intermediate formed in situ to trap the L n Pd II (vinyl) complex formed after oxidative addition before it undergoes undesired homocoupling to form butadiene.
Topics & Concepts
AlkylSalt (chemistry)ChemistryCatalysisZincPalladiumReductive eliminationPolymer chemistryOrganic chemistryCatalytic C–H Functionalization MethodsCatalytic Cross-Coupling ReactionsCoordination Chemistry and Organometallics