1: conc. HCl, iron filings / ethanol / 2.5 h / Heating 2: 10percent aq. NaOH / 0.5 h / Heating 3: 95 percent / aq. HCl / 3 h / Heating View Scheme
参考文献
Yazlovitskii, A. V.; Ral'chuk, I. A.; Shcherbina, F. F.; Grigor'ev, A. A.
J. Appl. Chem. USSR (Engl. Transl.), 1991 , vol. 64, # 10.2 p. 2201 - 2202,2061 - 2062