A Novel Bifunctional Sulfonamide Primary Amine-Catalyzed Enantioselective Conjugate Addition of Ketones to Nitroolefins
作者:Fei Xue、Shilei Zhang、Wenhu Duan、Wei Wang
DOI:10.1002/adsc.200800445
日期:2008.10.6
The enantioselectiveconjugateaddition of a variety of ketones to nitroolefins has been developed. The process is efficiently catalyzed by a novelbifunctionalsulfonamideprimary amine in good yields and with good levels of enantioselectivity.
Simple Cyclohexanediamine-Derived Primary Amine Thiourea Catalyzed Highly Enantioselective Conjugate Addition of Nitroalkanes to Enones
作者:Kui Mei、Mei Jin、Shilei Zhang、Ping Li、Wenjing Liu、Xiaobei Chen、Fei Xue、Wenhu Duan、Wei Wang
DOI:10.1021/ol9010322
日期:2009.7.2
A highly enantioselective conjugate addition of nitroalkanes to enones has been developed. The process is efficiently catalyzed by a simple chiral cyclohexanediamine-derived primary amine thiourea with a broad substrate scope.