in water aq. H2O2 soln.; very slow reaction by heating on water bath with high H2O2 concn. (60percent) and finely powdered Te or pptd. Te dried at 105°C; faster reaction with pptd. Te dried by washing with alc. and ether, concd. H2O2;;
peroxymonosulfuric acid in sulfuric acid byproducts: O2; refluxing TeO2 with 30percent H2SO4 acidic H2O2 soln. containing H2SO5;; filtration through asbestos; evapn. until crystn.; addn. of concd. HNO3; filtration through asbestos; heating; recrystn. several times from water;;
参考文献
Journal of the American Chemical Society, , vol. 55, p. 1460 - 1460
sulfuric acid in not given on heating TeO2 and PbO2 for 1-2 hours to 170°C, decomposition of the formed Pb-tellurate with H2SO4;; evapn.; pptn. on addn. of concd. HNO3; decanting; washing with concd. HNO3; heating on water bath; recrystn. from water;;
参考文献
Journal of the American Chemical Society, , vol. 51, p. 3228 - 3228
n-propylamine in water High Pressure; solvatothermal synthesis in Teflon-lined stainless-steel autoclave; Te (99.999 percent), Sb (99.999 percent), 50 wt. percent aq. RbOH (99.9 percent), n-PrNH2 (98 percent), H20 (Te/Sb/Rb2O/n-PrNH2/H2O = 1:0.682:0.774:0.68:19.53 mol) shaked for 1 min and heated at 453 K for 7 ds; quenched in air at ambient temp.; filtered; washed (EtOH); dried in air;manually sepd.; XRD;
参考文献
Angewandte Chemie - International Edition, , vol. 46, # 5 p. 718 - 722
