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Beilstein J. Org. Chem. 2020, 16, 1572–1578, doi:10.3762/bjoc.16.129
Graphical Abstract
Figure 1: Organocatalytic enantioselective aldol approaches using trifluoroacetophenone derivatives.
Figure 2: NHC-catalyzed approaches to β-lactones using trifluoroacetophenone derivatives.
Scheme 1: Reaction scope with respect to the nucleophile. aIsolated yield of the product in >95:5 dr. bDeterm...
Scheme 2: Reaction scope with respect to the trifluoroacetophenone derivative and α-aroyloxyaldehyde. aIsolat...
Scheme 3: Proposed mechanism.