反应条件
1: p-toluenesulfonic acid / benzene / Heating
2: 80 percent / 2,3-dichloro-5,6-dicyano-1,4-benzoquinone (DDQ) / benzene / 4 h / Heating
View Scheme
参考文献
Mallory, Frank B.; Rudolph, M. Jonathan; Oh, Soon M.
Journal of Organic Chemistry, 1989 , vol. 54, # 19 p. 4619 - 4626
