Enantio‐ and Diastereoswitchable C−H Arylation of Methylene Groups in Cycloalkanes
作者:Michal S. Andrä、Lukas Schifferer、Corina H. Pollok、Christian Merten、Lukas J. Gooßen、Jin‐Quan Yu
DOI:10.1002/chem.201902046
日期:2019.6.26
A complementary set of chiral N,N‐ligands enables the Pd‐catalyzed β‐C−H arylation of unbiased internal methylene groups in good yield and with high levels of enantio‐ and diastereoinduction. Both the dia‐ and enantioselectivity can be reversed, thus allowing the selective arylation of any of the four β‐C−H bonds in cycloalkanecarboxamides of various ring sizes. The method is applicable to a broad