Streamlined Access to Steroid-Like Frameworks With Vicinal Tertiary and Quaternary Centers via Pd-Catalyzed Asymmetric Bisallylation.
Despite remarkable advances in all-carbon quaternary stereocenter construction, catalytic enantioselective assembly of sterically congested vicinal tertiary-all-carbon quaternary stereodyads remains underdeveloped. Stereocontrolled access to such motifs embedded in steroid-like frameworks represents a particularly form...