Synthesis of prolinal dithioacetals as catalysts for the highly stereoselective Michael addition of ketones and aldehydes to β-nitrostyrenes
作者:Tanmay Mandal、Cong-Gui Zhao
DOI:10.1016/j.tetlet.2007.06.085
日期:2007.8
Catalytic highly enantioselective (up to > 99% ee) and diastereoselective (up to 99% de) direct Michael addition of ketones and aldehydes to beta-nitrostyrenes have been achieved with readily accessible and highly tunable prolinal dithioacetal catalysts. (c) 2007 Elsevier Ltd. All rights reserved.