Asymmetric organocatalytic Michael–α-amination sequence for the construction of a quaternary stereocenter
作者:Alaric Desmarchelier、Jérôme Marrot、Xavier Moreau、Christine Greck
DOI:10.1039/c0ob00751j
日期:——
Combination of secondary and primary amine-catalyzed organocascade Michaelâα-amination is described. This sequence afforded α-hydrazino aldehydes bearing a quaternary stereocenter with high yield and excellent stereoselectivity.
介绍了仲胺和伯胺催化的有机级联迈克尔δ-氨基组合。通过这一步骤,可以得到带有季氨基立体中心的δ-肼醛,产量高,立体选择性好。