反应条件
1: 1.) triethylamine, 2-mesitylenesulfonyl chloride, N,N-dimethylaminopyridine, 2.) 1,4-diazabicyclo<2.2.2>octane / 1.) dichloromethane, 30 min, 2.) dichloromethane, 60 min 2: 1.12 g / p-toluenesulfonic acid / CH2Cl2 / 0.03 h / 20 °C 3: 81 percent / silver oxide / acetone / 72 h / 20 °C 4: 70 percent / syn-4-nitrobenxaldoxime, N1,N1,N3,N3-tetramethylguanidine / dioxane; H2O / 16 h / 20 °C 5: 95 percent / tetrabutylammonium fluoride / tetrahydrofuran / 2 h / 20 °C View Scheme
参考文献
Acta Chemica Scandinavica, Series B: Organic Chemistry and Biochemistry, , vol. 40, # 10 p. 826 - 830
