Reaction scheme for total synthesis of the natural product Deoxy-Estrone

Total synthesis of Deoxy-Estrone:

Reference:	Nicolaou, K. C.; Barnette, W. E. Chem. Commun 1979, 1119
Keywords:	Ketone -> Ketal • CarboxEster -> Alkyl-OH • O-H -> O-SO₂R • Ketal -> Ketone • ConjAdd-Alkylation • Ketone enolate+Alkyl-X • Bromoacetate+Enolate • Cu-Vinyl+Enone • Li-Sulfone+Alkyl-X • Chelotropic, SO₂ • Diels-Alder, Intram, o-Xylylene • Steroid synthesis •
Reagents:	Vinyl-MgX • CuI • Bromoacetate • Glycol • TsOH • AlH₄^-Li⁺ • TsCl, Py • LiCHR-Sulfonyl • KH • Acetic acid • SO₂ •