1: 75 percent / TEA / benzene / 14 h / Ambient temperature 2: 72 percent / hydrogen / Raney-nickel / ethanol / 8 h / 2660 Torr 3: 58 percent / conc. HCl / ethanol / 10 h / Heating 4: 75 percent / H2SO4, nitric acid / 1 h / 0 °C View Scheme
参考文献
Chauhan, P. M. S.; Bhakuni, D. S.
Indian Journal of Chemistry, Section B: Organic Chemistry Including Medicinal Chemistry, 1986 , vol. 25, p. 1146 - 1149