Fig. 1: Selected naturally occurring chiral cyclopentenones, the known substrates in asymmetric Nazarov cyclization for construction of chiral cyclopentenone. | Nature Communications

Fig. 1: Selected naturally occurring chiral cyclopentenones, the known substrates in asymmetric Nazarov cyclization for construction of chiral cyclopentenone.

From: Enyne diketones as substrate in asymmetric Nazarov cyclization for construction of chiral allene cyclopentenones

Fig. 1

a Representative examples of naturally occurring cyclopentenones with a 5-hydroxy-bearing quaternary stereocenter. b Divinyl ketones: dominant substrates in asymmetric Nazarov cyclization. c Vinyl diketoesters: developed by the group of Tius. d Dienyl diketones: developed by the group of Frontier.

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