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Reaction conditions: 1.0 equiv of 8a or 8b, 2.0 equiv of Ar–OTf, 2.4 equiv of LiOtBu, 4 mol % Pd(OAc)2, 8 mol % RuPhos, PhCF3 (0.1 M), 100 °C, 3 h.
Isolated yield.
The reaction was conducted using 1.2 equiv of Ar–OTf.
The reaction was conducted using 5 equiv of Ar–OTf.
