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. Author manuscript; available in PMC: 2012 Sep 12.
Published in final edited form as: Angew Chem Int Ed Engl. 2011 Aug 18;50(38):8944–8947. doi: 10.1002/anie.201103882

Scheme 1.

Scheme 1

Substrate scope of N2-selective arylation of 4,5-unsubstituted 1,2,3-triazole; Ar-X (1 mmol), 1,2,3-triazole (1.2 mmol), K3PO4 (2 mmol), Pd2(dba)3 (0.25–0.75 mol%), L1 (0.5–1.8 mol%), toluene (1 mL), 120 °C, 5 h. Yields are isolated yield of N2-arylated product (average of two runs). [a] Determined by GC analysis.