作者:Johann Mulzer、Alexander Chucholowski、Ortrud Lammer、Ibrahim Jibril、Gottfried Huttner                                    
                                    
                                        DOI:10.1039/c39830000869
                                    
                                    
                                        日期:——
                                    
                                    The Michael addition of the β-lactone enolates (4) to dimethyl maleate (5) proceeds with efficient stereocontrol of both of the newly formed chiral centres.
                                    将β-内酯烯醇酸酯(4)迈克尔加成到
马来酸二甲酯(5)上,可以有效控制两个新形成的手性中心。