potassium peroxodisulfate adding slowly aq.NH3 to a 1:3 to 1:4 mixture of K2S2O7 and NH4F; treating with alcohol,filtrating and evaporating;

epoxysulfonyl fluoride in water evaporation;

暂无反应条件数据

adding NH4F to melted (NH4)2S2O7;

in water introduction of excess NH3 gas into aq. soln.; evapn.;; extraction (alc.);;

in neat (no solvent) heating under > 200 hPa SO2;

in neat (no solvent) byproducts: H2O;

in ethanol addn. of ethanolic NH3 to mixture;; evapn. of ethanol;;

in neat (no solvent) exclusion of moisture; condensation of F-compd. and Si-compd. in NMR-tube (-80°C), shaking, warming (-40°C), warming (2 h, -10°C), warming (5 h, 20°C); not isolated; (1)H-NMR-spctroscopy;

in neat (no solvent) stirring complex salt in flask; evacuation; introduction of SO3 vapour in stages; keeping reactants in contact for 15-20 mins after addn. of last aliquot of SO3; cooling with liquid N2, then with alcohol bath at -50°C; apparatus described;; warming to room temp.; evacuation for about 6 h; filling with dry N2; repeated washing of solid fluorosulphate with dry ether; drying under vac.; detn. by IR, 19F-NMR; elem. anal.;;