in neat (no solvent) The halogen was co-condensed in a flask at -196°C with the mixt. of SiF4 and SiF2 emerging out of the reactor tube; further products;; warmed to room temp.; the volatile products were sepd. and detected by NMR and MS;;
参考文献
Suresh, Bettadapura S.; Thompson, James Charlton
Journal of the Chemical Society, Dalton Transactions: Inorganic Chemistry (1972-1999), 1987 , p. 1123 - 1126
in neat (no solvent) The halogen was co-condensed in a flask at -196°C with the mixt. of SiF4 and SiF2 emerging out of the reactor tube;; evapd.,; the volatile products were sepd. and detected by NMR and MS;;
参考文献
Suresh, Bettadapura S.; Thompson, James Charlton
Journal of the Chemical Society, Dalton Transactions: Inorganic Chemistry (1972-1999), 1987 , p. 1123 - 1126
in neat (no solvent) The halogen was co-condensed in a flask at -196°C with the mixt. of SiF4 and SiF2 emerging out of the reactor tube; further products;; warmed to room temp.; the volatile products were sepd. and detected by NMR and MS;;
参考文献
Suresh, Bettadapura S.; Thompson, James Charlton
Journal of the Chemical Society, Dalton Transactions: Inorganic Chemistry (1972-1999), 1987 , p. 1123 - 1126
in neat (no solvent) The halogen was co-condensed in a flask at -196°C with the mixt. of SiF4 and SiF2 emerging out of the reactor tube; further products;; warmed to room temp.; the volatile products were sepd. and detected by NMR and MS;;
参考文献
Suresh, Bettadapura S.; Thompson, James Charlton
Journal of the Chemical Society, Dalton Transactions: Inorganic Chemistry (1972-1999), 1987 , p. 1123 - 1126
in neat (no solvent) The halogen was co-condensed in a flask at -196°C with the mixt. of SiF4 and SiF2 emerging out of the reactor tube; further products;; warmed to room temp.; the volatile products were sepd. and detected by NMR and MS;;
参考文献
Suresh, Bettadapura S.; Thompson, James Charlton
Journal of the Chemical Society, Dalton Transactions: Inorganic Chemistry (1972-1999), 1987 , p. 1123 - 1126
in gas Kinetics; investigation of react. in a fast-flow system; (generation of SiF2 fromSiF4 or Si2F6);; measurement of first-order decays of SiF2 using laser-induced fluorescence detection;;
参考文献
Stanton, A. C.; Freedman, A.; Wormhoudt, J.; Gaspar, P. P.
Chemical Physics Letters, 1985 , vol. 122, p. 190 - 195
in neat (no solvent) The halogen was co-condensed in a flask at -196°C with the mixt. of SiF4 and SiF2 emerging out of the reactor tube; further products;; warmed to room temp.; the volatile products were sepd. and detected by NMR and MS;;
参考文献
Suresh, Bettadapura S.; Thompson, James Charlton
Journal of the Chemical Society, Dalton Transactions: Inorganic Chemistry (1972-1999), 1987 , p. 1123 - 1126
in neat (no solvent)
byproducts: C6F14Si4, C6F12Si3; condensation of C6F6 and SiF2 at -196°C, warming to -150°C and distillation at 120°C;; o/m/p ratio of C6F4(SiF3)2 compounds = 1/9/6, detected on HF-hydrolysis (separation by gas chromatogarphy is not possible); further products: poly-SiF2 substituted perfluoro benzene;;
参考文献
Timms,P.L. et al.
Journal of the American Chemical Society, 1966 , vol. 88, # 5 p. 940 - 942
