Synthesis Of 2-Aryl- And 2,5-Diarylfurans And Thiophenes By Suzuki - Miyaura Reactions Using Potassium Trifluoroborate Salts And Heteroaryltellurides

Giancarlo V. Botteselle, Thomas L. S. Hough, Raphael C. Venturoso, Rodrigo Cella, Adriano S. Vieira, Helio A. Stefani

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The Suzuki–Miyaura cross-coupling reaction of 2-(butyltellanyl) or 2,5-bis-(butyltellanyl)furans and thiophenes with potassium aryltrifluoroborate salts catalyzed by palladium afforded 2-aryl- or 2,5-diaryl-furans and thiophenes in moderate to good yields.