Tetrahedron Asymmetry p. 633 - 636 (1993)
Update date:2022-08-04
Topics: Synthesis Oxidation IR spectroscopy Column chromatography Yield NMR spectroscopy Reduction Enantioselectivity Enantiomeric excess (ee) Recrystallization Ketone Protecting group Diastereomers Catalysis Chiral Auxiliary Ring-Closing Metathesis Grignard Reagent Homochiral
Tenius, Beatriz S. M.
Oliveira, Eduardo R. de
Ferraz, Helena M. C.
A novel diastereoselective route to octalones 3 and 4 has been developed.The key step involves an asymmetric Michael addition of the corresponding chiral imine, derived from R-(+)-dihydrocarvone, to methyl vinyl ketone.
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