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Total synthesis of Zizaene:
Reference: Piers, E.; Banville, J. Chem. Commun. 1979, 1138. DOI
Keywords: ConjAdd M-SR • Ketone -> Ketal • O-H -> O-SO2R • Sulfide -> Sulfone • Alkyl-SO2R -> Alkyl-H • Ketal -> Ketone • Cu-Vinyl+Enone • ConjAdd Cu-R • Sulfoxide-Ei -> Enone • Ketone -> Enone • Hydroboration Alkene • 1,3-Sigmatropic • Li-Sulfone+Alkyl-X •
Reagents: Vinyl-Cu • LiNiPr2, HMPA • Disulfide, phenyl • Periodate, sodium • HS-Ph • BH3·SMe2 • H2O2, NaOH • TsCl, Py • Perbenzoic acid, 3-chloro • Na(Hg) • Oxalic acid • LiCHR-Sulfonyl • KOtBu • HMPA (solvent) •

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