hydrogenchloride; sodium nitrite Erwaermen der Diazoniumsalz-Loesung mit Kalium-<O-aethyl-dithiocarbonat> und Erwaermen des Reaktionsprodukts mit aethanol. KOH;
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1: With iron sulphate heptahydrate; sulfuric acid; boric acid in nitrobenzene T=150°C; 20 h; Cooling with ice; 2: With sodium hydroxide in water; nitrobenzene pH=10;
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Lu, Biao; Li, Chaoqun; Zhang, Liming
Journal of the American Chemical Society, 2010 , vol. 132, # 40 p. 14070 - 14072