Highly enantioselective zinc/binol-catalyzed alkynylation of N-sulfonyl aldimines

被引:67
作者
Blay, Gonzalo [1 ]
Cardona, Luz [1 ]
Climent, Estela [1 ]
Pedro, Jose R. [1 ]
机构
[1] Univ Valencia, Dept Quim Organ, Fac Quim, E-46100 Valencia, Spain
关键词
alkynes; amines; arene ligands; synthetic methods; zinc;
D O I
10.1002/anie.200801020
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
(Chemical Equation Presented) It all adds up with zinc: Terminal alkynes react with N-tosyl aldimines in the presence of dimethylzinc and binol-type ligands to give to N-tosyl-protected propargylic amines with good yields and high enantiomeric excesses (up to more than 99%; see scheme). © 2008 Wiley-VCH Verlag GmbH & Co. KGaA.
引用
收藏
页码:5593 / 5596
页数:4
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