The title compound reacted with nitroolefins to give either cyclobutanes or pyrrolizidine derivatives, depending on whether it acted as an enamine or as a 1,3-dipole.
A Chiral Primary Amine Thiourea Catalyst for the Highly Enantioselective Direct Conjugate Addition of α,α-Disubstituted Aldehydes to Nitroalkenes
作者:Mathieu P. Lalonde、Yonggang Chen、Eric N. Jacobsen