Scheme 4.
Enantioselective synthesis of (−)-nyasol, featuring a one-pot alkyne hydroalumination/Cu-catalyzed enantioselective allylic alkylation. TFA=trifluoroacetic acid.
Enantioselective synthesis of (−)-nyasol, featuring a one-pot alkyne hydroalumination/Cu-catalyzed enantioselective allylic alkylation. TFA=trifluoroacetic acid.