1: With sulfuric acid; sodium nitrite in water 0.333333 h; cooling; 2: With sodium hydrogencarbonate; sodium nitrite in water T=10 - 20°C; 0.166667 h; Further stages.;
参考文献
Andreev; Potapenko; Pogorelova; Krasil'nikov; Band
Russian Journal of Applied Chemistry, 2008 , vol. 81, # 3 p. 503 - 505