反应条件
1: 75 percent / conc. H2SO4, anisole / 0.75 h / 0 - 5 °C 2: 1.) nitrosylsulfuric acid, conc. H2SO4, 2.) 50percent aq. H3PO2 / 1.) 25 deg C, 24 h, 2.) 25 deg C, 16 h; 50 deg C, 1 h; 25 deg C, 3 h View Scheme
参考文献
Nielsen, Arnold T.; Christian, Stephen L.; Chafin, Andrew P.; Wilson, William S.
Journal of Organic Chemistry, 1994 , vol. 59, # 7 p. 1714 - 1718