Da. Evans et al., DOUBLE STEREODIFFERENTIATING ALDOL REACTIONS OF (E)-LITHIUM AND (Z)-LITHIUM ENOLATES, MODEL REACTIONS FOR POLYPROPIONATE ASSEMBLAGE, Tetrahedron letters, 37(12), 1996, pp. 1957-1960
A systematic investigation of the double stereodifferentiating aldol r
eactions of (E) and (Z) lithium enolates is described. Those reactant
pairs that afford aldol adducts inaccessible through other enolate-bas
ed aldol reactions are highlighted.