1: perfluoro-3-methoxypropionyl fluoride With potassium fluoride in diethylene glycol dimethyl ether T=-5°C; 0.5 h; 2: hexafluorocyclopropylene oxide 0.5 h; Product distribution / selectivity;

potassium fluoride in diethylene glycol dimethyl ether T=0 - 10°C; 1 h; Product distribution / selectivity;