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Total synthesis of Rubriflordilactone B New:
Reference: Yang, P.; Yao, M.; Li, J.; Li, Y.; Li, A. Angew. Chem. Int. Ed. 2016, 55, 6964. DOI
Keywords: Luche reduction • Enone → Allyl-OH • O-SiMe2tBu → O-H • Lactone-5 • Lactone → Lactol • CompRed-Enone/Enone+M-H • Nitrile → CarboxAcid • Lactone-5 • Wittig-methyl • CompE+-Ketone/CarboxEster+Wittig • O-H → O-SiEt3 • Ozonolysis • Ketone → Alkyl-OH • Alkyl-X → Alkyl-SeR • Hydrogenation Lindlar • Arbuzov • Ozonolysis • CompOx-Alkene/Alkene+O3 • Aldol-K → Enone • Cycloheptane • Sulfimide-Ei → Enone • Ketone → Enone • Enone enolate+Sulfinyl-Cl • ConjReduct Enone • Enone → Ketone • ConjAdd M-CN • Alkene → Alkyl-OH • CarboxEster → CarboxEster-α-OH • Ketone → EnolTriflate • O-H → O-C(O)R • Dieckmann • CarboxEster enolate+CarboxEster • Lactone-5 • Allylic oxidation → Allyl-Br • Wohl-Ziegler bromination • Selenoxide-Ei → Diene • Enone → Enone-α-Halo • Pd-Sonogashira • Electrocyclic-6π • Benzene synthesis • Pd-Sonogashira • Claisen-Johnson • CarboxEster epimerization • HWE → EnoateEster •
Reagents: BH4-Na+, CeCl3 • Fluoride, R4N+ • AlHiBu2 • DBU • ZnI2 • P(OEt)3 • Me2S • Carbonate, potassium • LiNiPr2 • Sulfimidoyl chloride • BH(sBu3)-Li+ • Cyanide, trimethylsilyl • AlEt3 • HSiPhH2 • Hydroxide, sodium • PPh3=CH2 • KN(SiMe3)2 • Oxaziridine • SiEt3-OTf • LiN(SiMe3)2 • Tf2NPh • Acetic anhydride • LiN(SiMe3)2 • BF3·OEt2 • NBS • Benzoyl peroxide • Selenolate, phenyl • BH4-Na+ • H2O2 • LiTMP • Pd(PPh3)4 • CuI • NEtiPr2 • DDQ •

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