A gold-catalyzed regioselective homodimerization of aliphatic terminal alkynes is described. Bulky and less Lewis acidic t-BuXPhosAuNTf2 is the preferred catalyst, and the additive, anhydrous NaOAc, substantially facilitates the reaction.
                                    描述了一种
金催化的区域选择性脂肪族末端
炔烃的同二聚化反应。体积较大且较少
路易斯酸性的 t-BuXPhosAuNTf2 是首选催化剂,助剂无
水醋酸钠显著促进了反应。