Catalytic asymmetric [4 + 2] cycloadditions of ketenes and N-thioacyl imines: alternatives for direct mannich reactions of enolizable imines.
Xu
Xuan
X
University of Pittsburgh Center for Chemical Methodologies and Library Development, Department of Chemistry, University of Pittsburgh, Pittsburgh, Pennsylvania 15260, USA.
Wang
Kan
K
Nelson
Scott G
SG
D000215:Acylation; D002384:Catalysis; D003500:Cyclization; D005030:Ethylenes / Q000737:chemistry*; D006844:Hydrocarbons, Cyclic / Q000737:chemistry*; D007097:Imines / Q000737:chemistry*; D007659:Ketones / Q000737:chemistry*; D008956:Models, Chemical; D013237:Stereoisomerism; D013438:Sulfhydryl Compounds / Q000737:chemistry*