反应条件
1: 1.) conc. HCl, NaNO2, 2.) sodium acetate / 1.) water, below 5 deg C, 2.) ethanol, water, 30 min 2: 85 percent / 2N-aq. NaOH 3: 60 percent / 280 °C View Scheme
参考文献
Schober, Bernt D.; Megyeri, Gabor; Kappe, Thomas
Journal of Heterocyclic Chemistry, 1989 , vol. 26, p. 169 - 176
