Total Syntheses

Reaction scheme for total synthesis of the natural product Methylenomycin B (Tius)
Total synthesis of Methylenomycin B (Tius):
Reference:Tius, M. A.; Astrab, D. P.; Fauq, A. H.; Ousset, J.-B.; Trehan, S. J. Am. Chem. Soc. 1986, 108, 3438-3442. DOI
Reactions:Nazarov • Cyclopentenone • Li-Allenyl/Propargyl+Ketone • Enone+Li-R • Allene synthesis •
Reagents:Methyl vinyl ketone • Allenyl-Li • Acetic anhydride, trifluoro • Lutidine •