An easy one-step synthesis of imidazolin-2-ones from phthalic anhydrides and their antioxidant evaluation

作者：Lopez Hector S; Enciso Jose E; Ochoa Teran Adrian; Velazquez Juan I; Sarmiento Juan I^*

来源：Mendeleev Communications, 2016, 26(1): 69-71.

DOI：10.1016/j.mencom.2016.01.027

Treatment of phthalic anhydride derivatives with trimethylsilyl azide affords benzimidazolin-2-ones in 45-91% yield, which is the result of two consecutive Curtius reactions. Within the series obtained, 1,3-clihydro-2H-imidazo[4,5-b]pyridin-2-one showed highest antioxidant activity.

• 出版日期2016-2