Fig. 1: Catalytic asymmetric C-C and allyl-allyl couplings as well as selected examples of related natural products.
From: Non-C2 symmetric chiral ligand dictating allyl-allyl coupling

a Transition metal-catalyzed coupling reactions for the construction of chiral centers. b Challenges in allyl-allyl cross-coupling reactions. c Strategy: ligand-controlled regio- and enantioselectivity of allyl-allyl coupling. d This work: Synergistic bimetallic catalysis for asymmetric allylboration of allenes. e Selected natural products containing chiral 1,5-diene unit and bioactive molecules.