Organocatalytic oxy-Michael addition of alcohols to α,β-unsaturated aldehydes
作者:Taichi Kano、Youhei Tanaka、Keiji Maruoka
DOI:10.1016/j.tetlet.2006.03.001
日期:2006.5
1,4-Addition of alcohols to α,β-unsaturatedaldehydes was found to be efficiently promoted by biphenyldiamine-based catalyst 3 without formation of the acetals.
发现通过联苯二胺基催化剂3可有效地促进醇向α,β-不饱和醛的1,4-加成而不会形成缩醛。
Asymmetric organocatalytic oxy-Michael addition of alcohols to α,β-unsaturated aldehydes
作者:Taichi Kano、Youhei Tanaka、Keiji Maruoka
DOI:10.1016/j.tet.2007.03.179
日期:2007.8
A 1,4-addition of alcohols to α,β-unsaturatedaldehydes was found to be efficiently promoted by biphenyldiamine-based catalyst 3 without formation of the acetals. An asymmetric variant of this reaction has also been performed by designing a novel axially chiral organocatalyst (R)-10c.