Abstract Highly enantioselective metal‐free hydrogenation of silyl enol ethers is achieved by combining P(tBu) 3 with a chiral borane generated in situ by hydroboration of an axial‐chiral diene with HB(C 6 F 5 ) 2 as a frustrated Lewis pair catalyst.
Simin Wei (1652194)Haifeng Du (1420057)