in tetrachloromethane boiling in CCl4 for several hours;;

in gas common temps.;;

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in further solvent(s) byproducts: (FCN)3; reactn. of a soln. of dirhodane in FCl2C-CClF2 with diluted F2 (F2:N2 0 1:10); cooled down to -183°C; solvent removed by condensation; mixt. condensed to aq. KOH-soln. at room temp. to remove SF4, SOF and (FCN)3; sepn. by fractionated condensation at -127°C, -140°C, -196°C;

byproducts: HCl, SiF4; kept overnight at room temp.;

BF3 or HgF2 Kinetics; byproducts: N2;

in neat (no solvent) The reactor with SF3N and ClF was warmed from -196°C to -78°C over 14 h; addn. of F2, warming; pumped through traps at -78, -115, and -196°C;

byproducts: N2; from -78 to 20°C;

in further solvent(s) (inert atm.); condensation of NSF3 onto xenon compd. at -196°C, warming to -78°C and then to -20°C for 6 h, warming to 0°C, keeping for 20 h; Behrens U., Hoppenheit R., Isenberg W. et al, Z. Naturforsch. 1994, 49b, 238-242; NMR;

HF and NSF3 were condesed in Kel-F reactor at -196°C, allowed toreact at room temp. overnight, SOCl2 added, reacted at room temp. for 2weeks and volatile products were condensed into a NaF scrubber; fractionation through a series of traps at -10, -78, and -196°C in vac., a -78°C trap contained the product, distillation;