potassium fluoride; CH3O3S(1-)*C27H53N2O12(1+) in 1,1-dimethylpropan-1-ol T=100°C; 1 h;

trifluoroacetic acid sodium salt; fluorine in dichloromethane; monofluoro-trichloromethane T=-75°C;

acetyl fluoride; lithium diisopropyl amide 1.) THF, hexane, 15 min, -78 deg C; 15 min, 25 deg C, 2.) THF, 1 min, -78 deg C; Yield given. Multistep reaction;