Journal of the Chemical Society. Chemical communications p. 287 - 288 (1992)
Update date:2022-08-11
Topics:
Brunel, Jean-Michel
Pardigon, Olivier
Faure, Bruno
Buono, Gerard
The chiral oxazaphospholidine-borane complex 2 was used as catalyst (2 mol percent) in asymmetric reduction of ketones by borane with an enantioselectivity ranging from 33 to 92percent at 110 deg C and 100percent conversion; under stoichiometric conditions the reduction proceeded with 99percent enantiomeric excess.
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