silver nitrate in tetrahydrofuran T=20°C; 1.5 h;

potassium phosphate; Pd0(tris(tert-butyl)phosphine)2 in 1-methyl-pyrrolidin-2-one T=20°C; 5 h;

N-ethyl-N,N-diisopropylamine; tris-(o-tolyl)phosphine; tris(dibenzylideneacetone)dipalladium(0) chloroform complex in 1-methyl-pyrrolidin-2-one T=20°C; 2 h;

1: PhMe2SiLi; dimethyl zinc in tetrahydrofuran; hexane T=0°C; 16 h; 2: 4‐bromo‐3‐iodoanisole in tetrahydrofuran; hexane T=0°C; 16 h; Further stages.;

in diethyl ether

1: Me2PhSiBpin With potassium methanolate in ethylene glycol dimethyl ether T=0°C; 0.166667 h; Inert atmosphere; 2: 1-bromo-4-methoxy-benzene in ethylene glycol dimethyl ether T=0°C; 1 h; SolventReagent/catalystTemperature; Overall yield = 83 percentChromat.;

1: Me2PhSiBpin With potassium methanolate in ethylene glycol dimethyl ether T=30°C; 0.166667 h; Inert atmosphere; 2: 1-methoxy-4-chlorobenzene in ethylene glycol dimethyl ether T=30°C; 1 h; Overall yield = 27 percentChromat.;