反应条件
1: 58 percent / PBr3, NEt3 / diethyl ether / a) -30 deg C, 1 h, b) 0 deg C, 1 h
2: 80 percent / methanol / 72 h / Ambient temperature
4: 1) Na/Hg, 2) pyridine, HOAc / 1) MeOH, EtOAc, -35 deg C, 5 h, 2) 0 deg C, overnight
View Scheme
参考文献
Kulkarni, S. M.; Mamdapur, V. R.; Chadha, M. S.
Indian Journal of Chemistry, Section B: Organic Chemistry Including Medicinal Chemistry, 1984 , vol. 23, # 12 p. 1208 - 1210
