反应条件
1: 70 percent / 48percent aq.HBr / heptane / 25 h / Heating 2: 94 percent / PPTS / CH2Cl2 / 1) 0 deg C, 30 min, 2) r.t., 4 h 3: 1) n-BuLi / 1a) diglyme, hexane, r.t., 2 h, 1b) 50 deg C, 1 h, 2) diglyme, 110 deg C, 2 h 4: p-TsOH / methanol / 3 h / Heating View Scheme
参考文献
Iyer, R. R.; Mamdapur, V. R.
Indian Journal of Chemistry, Section B: Organic Chemistry Including Medicinal Chemistry, 1986 , vol. 25, p. 1216 - 1219
