Ultrasonic‐Assisted Hypervalent Iodine‐Catalyzed Cyclization of (E)‐2‐Hydroxystilbenes to Benzofurans Using Iodobenzene as Pre‐catalyst. - Mangaonkar, Saeesh R.; Shetgaonkar, Samata E.; Vernekar, Amit A.; Singh, Fateh V. (ChemistrySelect, 2020)