tert.-butylhydroperoxide; sodium hydrogencarbonate; copper(l) chloride in methanol; dichloromethane; water T=0 - 20°C;

potassium fluoride; copper(l) iodide; 1,10-phenanthroline in N,N-dimethyl-formamide T=100°C; 6 h;

1: 2-Bromo-3,3,3-trifluoro-propene With ZnCl2*TMEDA; lithium diisopropyl amide in tetrahydrofuran; hexane T=-78 - 20°C; 1 h; 2: 4-iodobenzoic acid ethyl ester With tetrakis(triphenylphosphine) palladium(0) in tetrahydrofuran; hexane 6 h; Heating;

1: (Z)-2,3,3,3-tetrafluoro-1-iodoprop-1-ene With n-butyllithium in tetrahydrofuran; hexane T=-78°C; 2: With ZnCl2*TMEDA in tetrahydrofuran; hexane T=-78 - 20°C; 3: 4-iodobenzoic acid ethyl ester With tetrakis(triphenylphosphine) palladium(0) in tetrahydrofuran; hexane T=50°C; 4 h;

1.1: n-butyllithium / tetrahydrofuran; hexane / 1 h / -78 °C / |Inert atmosphere 1.2: 2 h / -30 - 20 °C 1.3: 2 h / -20 - 20 °C 2.1: copper(l) chloride; sodium hydrogencarbonate; tert.-butylhydroperoxide / water; dichloromethane; methanol / 0 - 20 °C View Scheme