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Beilstein J. Org. Chem. 2022, 18, 1741–1748, doi:10.3762/bjoc.18.183
Graphical Abstract
Scheme 1: Routes to crispatene, photodeoxytridachione, aureothin, and tridachiapyrone B.
Scheme 2: Desymmetrization of 2.
Scheme 3: Addition of lithiocyclopentadiene to pyrone 2.
Scheme 4: Plan to reach 2,5-cyclohexadienone 5.
Scheme 5: Preparation of 2,5-cyclohexadienone 5.
Scheme 6: Attempts to perform the conjugate addition.
Scheme 7: Updated route to tridachiapyrone B.