R ) and ( S ) 4 Methyl 1 nonanol, the sex attractant of the yellow mealworn( Tenebrio molitor L. ), were synthesized from bornane 10,2 sultam via asymmetric alkylation of N acylbornane 10,2 sultam with alkyl iodide, r...R ) and ( S ) 4 Methyl 1 nonanol, the sex attractant of the yellow mealworn( Tenebrio molitor L. ), were synthesized from bornane 10,2 sultam via asymmetric alkylation of N acylbornane 10,2 sultam with alkyl iodide, reductive cleavage with LiAlH 4, bromination with HBr and reaction of organocuprate reagent with ethylene oxide in the presence of BF 3·Et 2O. The enantiomeric excess of the total syntheses was over 97%e.e..展开更多
文摘R ) and ( S ) 4 Methyl 1 nonanol, the sex attractant of the yellow mealworn( Tenebrio molitor L. ), were synthesized from bornane 10,2 sultam via asymmetric alkylation of N acylbornane 10,2 sultam with alkyl iodide, reductive cleavage with LiAlH 4, bromination with HBr and reaction of organocuprate reagent with ethylene oxide in the presence of BF 3·Et 2O. The enantiomeric excess of the total syntheses was over 97%e.e..