A chelation-assisted Pd-catalyzed ortho-acyloxylation reaction of the 2-arylbenzo[d]thiazole is described via sp2 C–H bond activation. A wide substrate scope with good functional group tolerance has been demonstrated, affording mono- or diacyloxylation products in moderate to good yields. This method is an alternative route for the preparation of 2-arylbenzo[d]thiazole derivatives via a C–H activation
通过sp 2 C–H键活化描述了2-芳基苯并[ d ]噻唑的螯合辅助Pd催化邻位酰氧基化反应。已经证明具有良好的官能团耐受性的广泛的底物范围,以中等至良好的产率提供了单或二酰氧基化产物。该方法是通过CH活化机理制备2-芳基苯并[ d ]噻唑衍生物的另一种方法。