Catalytic asymmetric reductive addition of olefins to aldehydes mediated by boron and zinc organometallics
作者:Lothar Schwink、Paul Knochel
DOI:10.1016/0040-4039(94)88412-9
日期:1994.11
A procedure involving a hydroboration, boron-zinc exchange and asymmetricaddition to an aldehyde allows the reductiveaddition of olefins to aldehydes in 50–96 % ee. A short and efficient 3 step synthesis of ginnol (61 % overall yield, 92 % ee) demonstrates the synthetic utility of the method.