Enantioselective intramolecular Rauhut–Currier reaction catalyzed by chiral phosphinothiourea
作者:Jing-Jing Gong、Tian-Ze Li、Kun Pan、Xin-Yan Wu
DOI:10.1039/c0cc04412a
日期:——
Chiral organophosphine-catalyzed enantioselective Rauhut-Currier reaction has been disclosed for the first time. With L-valine-derived phosphinothiourea, the intramolecular Rauhut-Currier reaction of bis(enones) was achieved in good yields (up to 99%) with excellent enantioselectivities (up to 99.4% ee).
A Highly Nucleophilic Multifunctional Chiral Phosphane-Catalyzed Asymmetric Intramolecular Rauhut-Currier Reaction
作者:Xiao-Nan Zhang、Min Shi
DOI:10.1002/ejoc.201200940
日期:2012.11
An asymmetric variant of the intramolecularRauhut–Currier (RC) reaction can be achieved using a highlynucleophilicmultifunctionalchiral phosphane; the corresponding cyclopentene and cyclohexene derivatives are produced in moderate to good yields and with good to excellent enantioselectivities.