Studies on the synthesis of rubrolone: 4π participation of O-alkyl α,β-unsaturated oximes in intramolecular [4 + 2] cycloaddition reactions
                                
                                    
                                        作者:Dale L. Boger、Yan Zhu                                    
                                    
                                        DOI:10.1016/0040-4039(91)80554-j
                                    
                                    
                                        日期:1991.12
                                    
                                    The effective 4-pi participation of O-alkyl alpha,beta-unsaturated oximes, 1-aza-1,3-butadienes, in intramolecular Diels-Alder reactions is described in studies on the synthesis of the rubrolone AB ring system.