反应条件
1: 77 percent / Br2 / CHCl3
2: 71 percent / phosphoryl chloride / 4 h / Heating
3: 1.) Br2, 2.) LiBr, Li2CO3 / 1.) glacial acetic acid, 2.) DMF, reflux, 5 h
4: 72 percent / 6N aq. HCl / methanol / 30 h / Heating
5: 2.4 g / NaBH4 / methanol
6: 81.5 percent / POCl3, pyridine / 1.5 h / Heating
View Scheme
参考文献
Anand, R C; Sinha, A K
Indian Journal of Chemistry, Section B: Organic Chemistry Including Medicinal Chemistry, 1991 , vol. 30, # 6 p. 560 - 562