反应条件
1: NaOH / aq. ethanol / Ambient temperature
2: 1.) Br2, 2.) NaOMe, 3.) conc. HCl / 1.) CHCl3, ice water bath, then 30 min, room t., 2.) MeOH, reflux, 1 h, 3.) MeOH, reflux, 15 min
View Scheme
参考文献
Has, Chandra; Saharia; Sharma
Journal of the Indian Chemical Society, 1996 , vol. 73, # 11 p. 614 - 615