in neat (no solvent)
addn. of finely powdered Te in small portions to Br2 (excess) in glass tube closed at one side on cooling with water and shaking;; removal of excessive Br2 on warming in water bath and introduction of dry CO2, last traces on warming in vac.; sepn. of TeBr2 on heating in vac. to 200°C; sepn. of Te-O compounds (TeOBr2) on sublimation in vac. at 300°C; residue of TeO2;;
Tawildarow
Justus Liebigs Annalen der Chemie, 1875 , vol. 176, p. 15
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Bertrand; Finot
Bulletin de la Societe Chimique de France, 1880 , vol. <2>34, p. 28
