Facile access to (Z)-alkene-containing diketopiperazine mimetics utilizing organocopper-mediated anti-SN2′ reactions
                                
                                    
                                        作者:Ayumu Niida、Shinya Oishi、Yoshikazu Sasaki、Makiko Mizumoto、Hirokazu Tamamura、Nobutaka Fujii、Akira Otaka                                    
                                    
                                        DOI:10.1016/j.tetlet.2005.04.057
                                    
                                    
                                        日期:2005.6
                                    
                                    Regio- and stereoselective anti-S(N)2' alkylation of 7-phosphoryloxy-alpha,beta-unsaturated-delta-lactams with organocopper reagents allowing the preparation of N-alkylated-alpha,delta-substituted-beta,gamma-unsaturated-delta-lactams as highly functionalized diketopiperazine mimetics is presented. (c) 2005 Elsevier Ltd. All rights reserved.