Table 1.
1 All the reactions were conducted with TDPP (200 mg, 0.27 mmol, 1 equiv), dibromoarene R’ArBr2 (2/5 equiv), PivOH (7.9 mg, 0.08 mmol), anhydrous Cs2CO3 (200 mg, 0.61 mmol), Pd2(dba)3 (4.0 mg, 1.5 mol %), and P(o-MeOPh)3 (3.08 mg, 3 mol %) in 5 mL toluene at 100 °C for 24 h under argon atmosphere. 2 Isolated yields.