Rhenium- and manganese-catalyzed insertion of acetylenes into β-keto esters: synthesis of 2-pyranones
                                
                                    
                                        作者:Yoichiro Kuninobu、Atsushi Kawata、Mitsumi Nishi、Hisatsugu Takata、Kazuhiko Takai                                    
                                    
                                        DOI:10.1039/b814694b
                                    
                                    
                                        日期:——
                                    
                                    Rhenium- and manganese-catalyzed reactions between beta-keto esters and acetylenes, followed by treatment with tetrabutylammonium fluoride, gave 2-pyranone derivatives regioselectively.
                                    β-
酮酸酯和
乙炔之间的R和
锰催化反应,然后用
氟化四丁基
铵处理,区域选择性地生成2-
吡喃酮衍
生物。