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Unsinn, Andreas; Knochel, Paul (2012): Regioselective zincation of indazoles using TMP2Zn and Negishi cross-coupling with aryl and heteroaryl iodides. In: Chemical Communications, Vol. 48, No. 21: pp. 2680-2682
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Abstract

The metalation of various SEM-protected functionalized indazoles with TMP2Zn provides 3-zincated indazoles which undergo palladium-catalyzed Negishi cross-couplings in good yields.