Formaldehyde as Tethering Organocatalyst: Highly Diastereoselective Hydroaminations of Allylic Amines
作者:Colin R. Hesp、Melissa J. MacDonald、M. Mehdi Zahedi、Didier A. Bilodeau、Shu-Bin Zhao、Marc Pesant、André M. Beauchemin
DOI:10.1021/acs.orglett.5b02675
日期:2015.10.16
Catalysts possessing sufficient activity to achieve intermolecular alkene hydroaminations under mild conditions are rare, and this likely accounts for the scarcity of asymmetric variants of this reaction. Herein, highly diastereoselective hydroaminations of allylicamines utilizing hydroxylamines as reagents and formaldehyde as catalyst are reported. This catalyst induces temporary intramolecularity