Schmidt; Hagenboecker
Chemische Berichte, 1921 , vol. 54, p. 2199
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Kalle and Co.
Patent: DE338926 ;
Fortschr. Teerfarbenfabr. Verw. Industriezweige, vol. 13, p. 243
Clemo; Hoggarth
Journal of the Chemical Society, 1941 , p. 476
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Ernest
Collection of Czechoslovak Chemical Communications, 1950 , vol. 15, p. 322,331
in ammonia reaction of OSe(OC2H5)2 with an excess of liq. NH3 in a bomb for 12 h;; evaporation of the excess of NH3; addn. of abs. ether; filtration; washing with H2O and 10percent KCN soln.;;
