Nikolai A. Sitte, Laura Köring, Peter W. Roesky and Jan Paradies
Org. Biomol. Chem., 2020,18, 7321-7325
DOI:
10.1039/D0OB01492C,
Communication
The potential of two chiral amidines and three non-chiral boranes in the metal-free hydrogen activation was explored. The resulting chiral amidiunium borohydride salts were investigated in asymmetric hydrogenation reactions of ketimines, activated double bonds and dehydro amioacid esters.