反应条件
hydrogenchloride; sulfuric acid in water byproducts: BaSO4; dry NH3 reacted with Ba(14)CO3 at 850°C for 3 h; cooling down to room temp.; treated with ice-water for 30 min; adding of H2SO4 to soln. and stirring for 1 h; acidifying with HCl to pH=5.5; centrifugation of BaSO4; evapn. to dryness under 40°C and under reduced pressure; extraction with ether; drying over P2O5 in vac.;
参考文献
Murray; Ronzio
Journal of the American Chemical Society, 1949 , vol. 71, p. 2245
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Zbarsky, S. H.; Fischer, I.
Canadian Journal of Research, Section B: Chemical Sciences, 1949 , vol. 27, p. 81 - 86
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Gmelin Handbook: C: MVol.D1, 23.2.8, page 263 - 263
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Murray, A.; Ronzio, A. R.
Patent: US2571926 , 1951 ;
C., 1952 , p. 6762
