Fig. 1: Asymmetric construction of all-carbon quaternary stereocenters via enantioselective functionalizations of α-branched ketones. | Nature Communications

Fig. 1: Asymmetric construction of all-carbon quaternary stereocenters via enantioselective functionalizations of α-branched ketones.

From: Asymmetric construction of acyclic quaternary stereocenters via direct enantioselective additions of α-alkynyl ketones to allenamides

Fig. 1

a Asymmetric construction of quaternary stereocenters of activated ketones. b Asymmetric construction of quaternary stereocenters of α-branched cyclic ketones. c Unsaturation-enabled asymmetric Mannich reaction of α-branched acyclic ketones. d Asymmetric construction of acyclic quaternary stereocenters of α-alkynyl acyclic ketones.

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