反应条件
1: 100 percent / 4 Angstroem molecular sieves / tetrahydrofuran / 16 h / 20 °C 2: 64 percent / K2CO3 / N,N-dimethyl-acetamide / 16 h / 110 °C 3: 61 percent / K2CO3 / trans-di-μ-acetobis[2-(di-o-tolylphosphino)benzyl]Pd(II)2 / various solvent(s) / 16 h / 130 °C View Scheme