Total Syntheses

Reaction scheme for total synthesis of the natural product Cecropia Juvenile Hormone (Still)
Total synthesis of Cecropia Juvenile Hormone (Still):
Reference:Still, W. C.; McDonald, J. H.; Collum, D. B.; Mitra, A. Tetrahedron Lett. 1979, 593. DOI
Reactions:Alkyl-X → Alkyl-H • Li-Vinyl+Aldehyde • Li-Vinyl+Aldehyde • O-H → O-Alkyl • Alkyl-OH → Alkyl-H • 2,3-Sigmatropic Anionic • Li/Sn → Li-Ether • O-H → O-SO2Ar •
Reagents:Propenyl-Li • BuLi(tert) • KH • SnBu3-CH2-I • TsCl, Py • AlH4-Li+ • Acetic acid • BuLi(n) •