Model reactions for sterically controlled syntheses of cyclohex-2-enones with 4,4- or 5,5-quaternary centers: a direct chiral synthesis of 4-allyl-4-cyanocyclohex-2-enone from the anion of (+)-tricarbonyl(5-cyano-2-methoxycyclohexa-1,3-diene)iron
Model reactions for sterically controlled syntheses of cyclohex-2-enones with 4,4- or 5,5-quaternary centers: a direct chiral synthesis of 4-allyl-4-cyanocyclohex-2-enone from the anion of (+)-tricarbonyl(5-cyano-2-methoxycyclohexa-1,3-diene)iron