sodium iodide T=50°C; 4 h; reaction time: 15 -240 min; Product distribution;

silver tetrafluoroborate 1.) CH2Cl2, -58 deg C, 55 min; 2.) CH2Cl2, water; further silver salt catalysts; variation of temperature and time; Product distribution;

sodium 40 h; Heating;

trifluorormethanesulfonic acid; silver trifluoromethanesulfonate 1.) CH2Cl2, -58 deg C, 55 min; 2.) CH2Cl2, -50 deg C 30 min; further silver salt catalysts and temperature; Product distribution;