potassium hydroxide; triphenyl-arsane; water; bis-triphenylphosphine-palladium(II) chloride in tetrahydrofuran; ethylene glycol dimethyl ether T=70°C; Substitution; Suzuki-coupling reaction; 10 h;

potassium hydroxide; triphenyl-arsane; water; bis-triphenylphosphine-palladium(II) chloride in tetrahydrofuran; ethylene glycol dimethyl ether T=70°C; Substitution; Suzuki-coupling reaction; 10 h;

chloro-trimethyl-silane; N,N,N',N,-tetramethylethylenediamine; silver; zinc; tetrakis(triphenylphosphine) palladium(0) 1) THF, 60 deg C, 9 h, 2) 67 deg C, 6 h; Yield given. Multistep reaction;

1.1: magnesium / diethyl ether / 1.5 h / |Inert atmosphere; |Reflux 1.2: 12 h / 0 - 20 °C 2.1: trimethylsilyl trifluoromethanesulfonate / dichloromethane / 0.25 h / 25 °C View Scheme