1: 91 percent / BBr3 / CH2Cl2 / 8 h / 0 °C 2: 71 percent / 2-di-tert-butylphosphino-2'-methylbiphenyl; KOAc; 2,6-di-tert-butyl-4-methylphenol / Pd(OAc)2 / toluene; 1,2-dimethoxy-ethane / 96 h / 100 °C View Scheme