1: ethyl bromide With magnesium in diethyl ether Reflux; 2: 2-pyridine carbonitrile in diethyl ether T=-0.16°C; Reflux; 3: With sulfuric acid; water in diethyl ether pH=Ca. 5;
参考文献
Journal of Chemical and Engineering Data, , vol. 58, # 9 p. 2659 - 2667