The recent progress in the activation and reaction of carboxylic anhydride as well as the catalytic, halide-free processes for the preparation of aldehydes or ketones directly from corresponding carboxylic acids was reviewed.

• 摘要综述了钯催化的酸酐碳一氧键的活化和反应，及由羧酸直接制备相应的醛、酮且不需要卤原子和碱参与的方法。