反应条件
1: 65 percent / bromine / CHCl3; dimethylformamide / a) 20 deg C, 8 h, b) 30 deg C, 40 h 2: 2) ferric chloride, conc. aq. HCl / 1) DMF, reflux, 5 h, 2) water, 60 deg C, 10 min 3: 78 percent / conc. H2SO4 / acetic acid; H2O / 2 h / 135 °C View Scheme
参考文献
Indian Journal of Chemistry, Section B: Organic Chemistry Including Medicinal Chemistry, , vol. 24, p. 377 - 382
