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Hypervalent Iodine(III)-Catalyzed Synthesis of 2-Arylbenzofurans

Fateh V. Singh*, Saeesh R. Mangaonkar

*Chemistry Division, School of Advanced Science, VIT Institute, Chennai Campus, Chennai-60017, Tamil Nadu, India, Email:

F. V. Singh, S. R. Mangaonkar, Synthesis, 2018, 50, 4940-4948.

DOI: 10.1055/s-0037-1610650

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An iodine(III)-catalyzed oxidative cyclization of 2-hydroxystilbenes using 10 mol% (diacetoxyiodo)benzene [PhI(OAc)2] as catalyst in the presence of m-chloroperbenzoic acid provides 2-arylbenzofurans in good to excellent yields.

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Key Words

cyclization reactions, o-hydroxystilbenes, 2-arylbenzofurans, benzofurans, m-chloroperbenzoic acid, (diacetoxyiodo)benzene, sonochemistry

ID: J66-Y2018