反应条件
1: 1.) NaOBr, 2.) HCl / 1.) dioxane, water 2: 82 percent / p-toluenesulfonic acid / 5 h / Heating 3: 87 percent / Al(i-PrO)3, cyclohexanone / toluene 4: 95 percent / KOH / ethanol; H2O 5: 1.) oxalyl chloride, pyridine / 1.) toluene, 1 h, 2.) toluene, 1 h View Scheme
参考文献
Fei, Xiang-Shu; Tian, Wei-Sheng; Chen, Qing-Yun
Bioorganic and Medicinal Chemistry Letters, 1997 , vol. 7, # 24 p. 3113 - 3118
