acetone in melt mixt. of KCN and Se heated to melting, allowed to stand for 15 min at room temp., dry acetone added dropwise, refluxed for 2 h; allowed to stand for 2 h in dark, concd. in vac., filtered, washed with cold ether;
参考文献
Zeitschrift fur Anorganische und Allgemeine Chemie, , vol. 631, # 4 p. 698 - 708