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Palladium-catalyzed fluorination of cyclic vinyl triflates.
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Isolated yields are reported as an average of two runs on a 1.0 mmol scale.
Reaction conditions: [(cinnamyl)PdCl]2 (2 mol%), ligand (5 mol%), CsF (2.0 eq.), 2-MeTHF, 90 °C, 12 h.
t-BuBrettPhos as the ligand.
In 1,4-dioxane.
In toluene.
110 °C.
130 °C.
